From 6caf22d60258eb230a44b56fec6c737c4a5773ef Mon Sep 17 00:00:00 2001
From: David Hotham <david.hotham@blueyonder.co.uk>
Date: Sun, 4 Sep 2022 01:09:22 +0100
Subject: [PATCH 1/4] store package files on the package in lockfile

---
 src/poetry/packages/locker.py                 |  22 ++-
 tests/fixtures/old_lock/updated.lock          | 152 ------------------
 tests/fixtures/outdated_lock/poetry.lock      | 112 +++++++++++++
 tests/fixtures/up_to_date_lock/poetry.lock    | 112 +++++++++++++
 .../fixtures/extras-with-dependencies.test    |   4 +
 tests/installation/fixtures/extras.test       |   4 +
 .../installation/fixtures/install-no-dev.test |   3 +
 tests/installation/fixtures/remove.test       |   1 +
 .../fixtures/update-with-lock.test            |   1 +
 .../fixtures/update-with-locked-extras.test   |   4 +
 .../fixtures/with-category-change.test        |   2 +
 .../fixtures/with-conditional-dependency.test |   2 +
 .../fixtures/with-dependencies-extras.test    |   3 +
 .../with-dependencies-nested-extras.test      |   3 +
 .../fixtures/with-dependencies.test           |   2 +
 ...irectory-dependency-poetry-transitive.test |   9 ++
 .../with-directory-dependency-poetry.test     |   2 +
 .../with-directory-dependency-setuptools.test |   3 +
 .../with-duplicate-dependencies-update.test   |   3 +
 .../fixtures/with-duplicate-dependencies.test |   5 +
 .../with-file-dependency-transitive.test      |   7 +
 .../fixtures/with-file-dependency.test        |   5 +
 .../fixtures/with-multiple-updates.test       |   4 +
 .../fixtures/with-optional-dependencies.test  |   3 +
 .../fixtures/with-platform-dependencies.test  |   4 +
 .../fixtures/with-prereleases.test            |   2 +
 .../fixtures/with-pypi-repository.test        |  72 +++++++++
 .../fixtures/with-python-versions.test        |   3 +
 .../with-same-version-url-dependencies.test   |   3 +
 .../fixtures/with-sub-dependencies.test       |   4 +
 .../fixtures/with-url-dependency.test         |   2 +
 .../with-vcs-dependency-with-extras.test      |   3 +
 .../with-vcs-dependency-without-ref.test      |   2 +
 ...ith-wheel-dependency-no-requires-dist.test |   4 +
 tests/packages/test_locker.py                 |  25 +++
 35 files changed, 434 insertions(+), 158 deletions(-)
 delete mode 100644 tests/fixtures/old_lock/updated.lock

diff --git a/src/poetry/packages/locker.py b/src/poetry/packages/locker.py
index e265a71edfa..a45eabe2c16 100644
--- a/src/poetry/packages/locker.py
+++ b/src/poetry/packages/locker.py
@@ -116,8 +116,9 @@ def locked_repository(self) -> LockfileRepository:
             if source_type in ["directory", "file"]:
                 url = self._lock.path.parent.joinpath(url).resolve().as_posix()
 
+            name = info["name"]
             package = Package(
-                info["name"],
+                name,
                 info["version"],
                 info["version"],
                 source_type=source_type,
@@ -130,9 +131,19 @@ def locked_repository(self) -> LockfileRepository:
             package.category = info.get("category", "main")
             package.optional = info["optional"]
             metadata = cast("dict[str, Any]", lock_data["metadata"])
-            name = info["name"]
-            if "hashes" in metadata:
-                # Old lock so we create dummy files from the hashes
+
+            # Storing of package files and hashes has been through a few generations in
+            # the lockfile, we can read them all:
+            #
+            # - latest and preferred is that this is read per package, from
+            #   package.files
+            # - oldest is that hashes were stored in metadata.hashes without filenames
+            # - in between those two, hashes were stored alongside filenames in
+            #   metadata.files
+            package_files = info.get("files")
+            if package_files is not None:
+                package.files = package_files
+            elif "hashes" in metadata:
                 hashes = cast("dict[str, Any]", metadata["hashes"])
                 package.files = [{"name": h, "hash": h} for h in hashes[name]]
             elif source_type in {"git", "directory", "url"}:
@@ -233,8 +244,6 @@ def set_lock_data(self, root: Package, packages: list[Package]) -> bool:
                 assert isinstance(package_files, Array)
                 files[package["name"]] = package_files.multiline(True)
 
-            del package["files"]
-
         lock = document()
         lock.add(comment(GENERATED_COMMENT))
         lock["package"] = package_specs
@@ -249,6 +258,7 @@ def set_lock_data(self, root: Package, packages: list[Package]) -> bool:
             "lock-version": self._VERSION,
             "python-versions": root.python_versions,
             "content-hash": self._content_hash,
+            # TODO stop writing files here, this is deprecated.
             "files": files,
         }
 
diff --git a/tests/fixtures/old_lock/updated.lock b/tests/fixtures/old_lock/updated.lock
deleted file mode 100644
index 22cd049e68f..00000000000
--- a/tests/fixtures/old_lock/updated.lock
+++ /dev/null
@@ -1,152 +0,0 @@
-[[package]]
-name = "certifi"
-version = "2020.6.20"
-description = "Python package for providing Mozilla's CA Bundle."
-category = "main"
-optional = false
-python-versions = "*"
-
-[[package]]
-name = "chardet"
-version = "3.0.4"
-description = "Universal encoding detector for Python 2 and 3"
-category = "main"
-optional = false
-python-versions = "*"
-
-[[package]]
-name = "docker"
-version = "4.3.1"
-description = "A Python library for the Docker Engine API."
-category = "main"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-
-[package.dependencies]
-pywin32 = {version = "227", markers = "sys_platform == \"win32\""}
-requests = ">=2.14.2,<2.18.0 || >2.18.0"
-six = ">=1.4.0"
-websocket-client = ">=0.32.0"
-
-[package.extras]
-ssh = ["paramiko (>=2.4.2)"]
-tls = ["pyOpenSSL (>=17.5.0)", "cryptography (>=1.3.4)", "idna (>=2.0.0)"]
-
-[[package]]
-name = "idna"
-version = "2.10"
-description = "Internationalized Domain Names in Applications (IDNA)"
-category = "main"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-
-[[package]]
-name = "pywin32"
-version = "227"
-description = "Python for Window Extensions"
-category = "main"
-optional = false
-python-versions = "*"
-
-[[package]]
-name = "requests"
-version = "2.24.0"
-description = "Python HTTP for Humans."
-category = "main"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-
-[package.dependencies]
-certifi = ">=2017.4.17"
-chardet = ">=3.0.2,<4"
-idna = ">=2.5,<3"
-urllib3 = ">=1.21.1,<1.25.0 || >1.25.0,<1.25.1 || >1.25.1,<1.26"
-
-[package.extras]
-security = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7)", "win-inet-pton"]
-
-[[package]]
-name = "six"
-version = "1.15.0"
-description = "Python 2 and 3 compatibility utilities"
-category = "main"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-
-[[package]]
-name = "urllib3"
-version = "1.25.10"
-description = "HTTP library with thread-safe connection pooling, file post, and more."
-category = "main"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
-
-[package.extras]
-brotli = ["brotlipy (>=0.6.0)"]
-secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "pyOpenSSL (>=0.14)", "ipaddress"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7,<2.0)"]
-
-[[package]]
-name = "websocket-client"
-version = "0.57.0"
-description = "WebSocket client for Python. hybi13 is supported."
-category = "main"
-optional = false
-python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-
-[package.dependencies]
-six = "*"
-
-[metadata]
-lock-version = "1.1"
-python-versions = "^3.8"
-content-hash = "bb4c2f3c089b802c1930b6acbeed04711d93e9cdfd9a003eb17518a6d9f350c6"
-
-[metadata.files]
-certifi = [
-    {file = "certifi-2020.6.20-py2.py3-none-any.whl", hash = "sha256:8fc0819f1f30ba15bdb34cceffb9ef04d99f420f68eb75d901e9560b8749fc41"},
-    {file = "certifi-2020.6.20.tar.gz", hash = "sha256:5930595817496dd21bb8dc35dad090f1c2cd0adfaf21204bf6732ca5d8ee34d3"},
-]
-chardet = [
-    {file = "chardet-3.0.4-py2.py3-none-any.whl", hash = "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"},
-    {file = "chardet-3.0.4.tar.gz", hash = "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"},
-]
-docker = [
-    {file = "docker-4.3.1-py2.py3-none-any.whl", hash = "sha256:13966471e8bc23b36bfb3a6fb4ab75043a5ef1dac86516274777576bed3b9828"},
-    {file = "docker-4.3.1.tar.gz", hash = "sha256:bad94b8dd001a8a4af19ce4becc17f41b09f228173ffe6a4e0355389eef142f2"},
-]
-idna = [
-    {file = "idna-2.10-py2.py3-none-any.whl", hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"},
-    {file = "idna-2.10.tar.gz", hash = "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6"},
-]
-pywin32 = [
-    {file = "pywin32-227-cp27-cp27m-win32.whl", hash = "sha256:371fcc39416d736401f0274dd64c2302728c9e034808e37381b5e1b22be4a6b0"},
-    {file = "pywin32-227-cp27-cp27m-win_amd64.whl", hash = "sha256:4cdad3e84191194ea6d0dd1b1b9bdda574ff563177d2adf2b4efec2a244fa116"},
-    {file = "pywin32-227-cp35-cp35m-win32.whl", hash = "sha256:f4c5be1a293bae0076d93c88f37ee8da68136744588bc5e2be2f299a34ceb7aa"},
-    {file = "pywin32-227-cp35-cp35m-win_amd64.whl", hash = "sha256:a929a4af626e530383a579431b70e512e736e9588106715215bf685a3ea508d4"},
-    {file = "pywin32-227-cp36-cp36m-win32.whl", hash = "sha256:300a2db938e98c3e7e2093e4491439e62287d0d493fe07cce110db070b54c0be"},
-    {file = "pywin32-227-cp36-cp36m-win_amd64.whl", hash = "sha256:9b31e009564fb95db160f154e2aa195ed66bcc4c058ed72850d047141b36f3a2"},
-    {file = "pywin32-227-cp37-cp37m-win32.whl", hash = "sha256:47a3c7551376a865dd8d095a98deba954a98f326c6fe3c72d8726ca6e6b15507"},
-    {file = "pywin32-227-cp37-cp37m-win_amd64.whl", hash = "sha256:31f88a89139cb2adc40f8f0e65ee56a8c585f629974f9e07622ba80199057511"},
-    {file = "pywin32-227-cp38-cp38-win32.whl", hash = "sha256:7f18199fbf29ca99dff10e1f09451582ae9e372a892ff03a28528a24d55875bc"},
-    {file = "pywin32-227-cp38-cp38-win_amd64.whl", hash = "sha256:7c1ae32c489dc012930787f06244426f8356e129184a02c25aef163917ce158e"},
-    {file = "pywin32-227-cp39-cp39-win32.whl", hash = "sha256:c054c52ba46e7eb6b7d7dfae4dbd987a1bb48ee86debe3f245a2884ece46e295"},
-    {file = "pywin32-227-cp39-cp39-win_amd64.whl", hash = "sha256:f27cec5e7f588c3d1051651830ecc00294f90728d19c3bf6916e6dba93ea357c"},
-]
-requests = [
-    {file = "requests-2.24.0-py2.py3-none-any.whl", hash = "sha256:fe75cc94a9443b9246fc7049224f75604b113c36acb93f87b80ed42c44cbb898"},
-    {file = "requests-2.24.0.tar.gz", hash = "sha256:b3559a131db72c33ee969480840fff4bb6dd111de7dd27c8ee1f820f4f00231b"},
-]
-six = [
-    {file = "six-1.15.0-py2.py3-none-any.whl", hash = "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"},
-    {file = "six-1.15.0.tar.gz", hash = "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"},
-]
-urllib3 = [
-    {file = "urllib3-1.25.10-py2.py3-none-any.whl", hash = "sha256:e7983572181f5e1522d9c98453462384ee92a0be7fac5f1413a1e35c56cc0461"},
-    {file = "urllib3-1.25.10.tar.gz", hash = "sha256:91056c15fa70756691db97756772bb1eb9678fa585d9184f24534b100dc60f4a"},
-]
-websocket-client = [
-    {file = "websocket_client-0.57.0-py2.py3-none-any.whl", hash = "sha256:0fc45c961324d79c781bab301359d5a1b00b13ad1b10415a4780229ef71a5549"},
-    {file = "websocket_client-0.57.0.tar.gz", hash = "sha256:d735b91d6d1692a6a181f2a8c9e0238e5f6373356f561bb9dc4c7af36f452010"},
-]
diff --git a/tests/fixtures/outdated_lock/poetry.lock b/tests/fixtures/outdated_lock/poetry.lock
index 1d950ca7c10..0eef56ef0b6 100644
--- a/tests/fixtures/outdated_lock/poetry.lock
+++ b/tests/fixtures/outdated_lock/poetry.lock
@@ -6,6 +6,14 @@ category = "main"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "certifi-2020.6.20-py2.py3-none-any.whl"
+hash = "sha256:8fc0819f1f30ba15bdb34cceffb9ef04d99f420f68eb75d901e9560b8749fc41"
+
+[[package.files]]
+file = "certifi-2020.6.20.tar.gz"
+hash = "sha256:5930595817496dd21bb8dc35dad090f1c2cd0adfaf21204bf6732ca5d8ee34d3"
+
 [[package]]
 name = "chardet"
 version = "3.0.4"
@@ -14,6 +22,14 @@ category = "main"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "chardet-3.0.4-py2.py3-none-any.whl"
+hash = "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"
+
+[[package.files]]
+file = "chardet-3.0.4.tar.gz"
+hash = "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"
+
 [[package]]
 name = "docker"
 version = "4.3.0"
@@ -22,6 +38,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
+[[package.files]]
+file = "docker-4.3.0-py2.py3-none-any.whl"
+hash = "sha256:ba118607b0ba6bfc1b236ec32019a355c47b5d012d01d976467d4692ef443929"
+
+[[package.files]]
+file = "docker-4.3.0.tar.gz"
+hash = "sha256:431a268f2caf85aa30613f9642da274c62f6ee8bae7d70d968e01529f7d6af93"
+
 [package.dependencies]
 pywin32 = {version = "227", markers = "sys_platform == \"win32\""}
 requests = ">=2.14.2,<2.18.0 || >2.18.0"
@@ -40,6 +64,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "idna-2.10-py2.py3-none-any.whl"
+hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
+
+[[package.files]]
+file = "idna-2.10.tar.gz"
+hash = "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6"
+
 [[package]]
 name = "pywin32"
 version = "227"
@@ -48,6 +80,54 @@ category = "main"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "pywin32-227-cp27-cp27m-win32.whl"
+hash = "sha256:371fcc39416d736401f0274dd64c2302728c9e034808e37381b5e1b22be4a6b0"
+
+[[package.files]]
+file = "pywin32-227-cp27-cp27m-win_amd64.whl"
+hash = "sha256:4cdad3e84191194ea6d0dd1b1b9bdda574ff563177d2adf2b4efec2a244fa116"
+
+[[package.files]]
+file = "pywin32-227-cp35-cp35m-win32.whl"
+hash = "sha256:f4c5be1a293bae0076d93c88f37ee8da68136744588bc5e2be2f299a34ceb7aa"
+
+[[package.files]]
+file = "pywin32-227-cp35-cp35m-win_amd64.whl"
+hash = "sha256:a929a4af626e530383a579431b70e512e736e9588106715215bf685a3ea508d4"
+
+[[package.files]]
+file = "pywin32-227-cp36-cp36m-win32.whl"
+hash = "sha256:300a2db938e98c3e7e2093e4491439e62287d0d493fe07cce110db070b54c0be"
+
+[[package.files]]
+file = "pywin32-227-cp36-cp36m-win_amd64.whl"
+hash = "sha256:9b31e009564fb95db160f154e2aa195ed66bcc4c058ed72850d047141b36f3a2"
+
+[[package.files]]
+file = "pywin32-227-cp37-cp37m-win32.whl"
+hash = "sha256:47a3c7551376a865dd8d095a98deba954a98f326c6fe3c72d8726ca6e6b15507"
+
+[[package.files]]
+file = "pywin32-227-cp37-cp37m-win_amd64.whl"
+hash = "sha256:31f88a89139cb2adc40f8f0e65ee56a8c585f629974f9e07622ba80199057511"
+
+[[package.files]]
+file = "pywin32-227-cp38-cp38-win32.whl"
+hash = "sha256:7f18199fbf29ca99dff10e1f09451582ae9e372a892ff03a28528a24d55875bc"
+
+[[package.files]]
+file = "pywin32-227-cp38-cp38-win_amd64.whl"
+hash = "sha256:7c1ae32c489dc012930787f06244426f8356e129184a02c25aef163917ce158e"
+
+[[package.files]]
+file = "pywin32-227-cp39-cp39-win32.whl"
+hash = "sha256:c054c52ba46e7eb6b7d7dfae4dbd987a1bb48ee86debe3f245a2884ece46e295"
+
+[[package.files]]
+file = "pywin32-227-cp39-cp39-win_amd64.whl"
+hash = "sha256:f27cec5e7f588c3d1051651830ecc00294f90728d19c3bf6916e6dba93ea357c"
+
 [[package]]
 name = "requests"
 version = "2.24.0"
@@ -56,6 +136,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
+[[package.files]]
+file = "requests-2.24.0-py2.py3-none-any.whl"
+hash = "sha256:fe75cc94a9443b9246fc7049224f75604b113c36acb93f87b80ed42c44cbb898"
+
+[[package.files]]
+file = "requests-2.24.0.tar.gz"
+hash = "sha256:b3559a131db72c33ee969480840fff4bb6dd111de7dd27c8ee1f820f4f00231b"
+
 [package.dependencies]
 certifi = ">=2017.4.17"
 chardet = ">=3.0.2,<4"
@@ -74,6 +162,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
 
+[[package.files]]
+file = "six-1.15.0-py2.py3-none-any.whl"
+hash = "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
+
+[[package.files]]
+file = "six-1.15.0.tar.gz"
+hash = "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"
+
 [[package]]
 name = "urllib3"
 version = "1.25.10"
@@ -82,6 +178,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
 
+[[package.files]]
+file = "urllib3-1.25.10-py2.py3-none-any.whl"
+hash = "sha256:e7983572181f5e1522d9c98453462384ee92a0be7fac5f1413a1e35c56cc0461"
+
+[[package.files]]
+file = "urllib3-1.25.10.tar.gz"
+hash = "sha256:91056c15fa70756691db97756772bb1eb9678fa585d9184f24534b100dc60f4a"
+
 [package.extras]
 brotli = ["brotlipy (>=0.6.0)"]
 secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "pyOpenSSL (>=0.14)", "ipaddress"]
@@ -95,6 +199,14 @@ category = "main"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "websocket_client-0.57.0-py2.py3-none-any.whl"
+hash = "sha256:0fc45c961324d79c781bab301359d5a1b00b13ad1b10415a4780229ef71a5549"
+
+[[package.files]]
+file = "websocket_client-0.57.0.tar.gz"
+hash = "sha256:d735b91d6d1692a6a181f2a8c9e0238e5f6373356f561bb9dc4c7af36f452010"
+
 [package.dependencies]
 six = "*"
 
diff --git a/tests/fixtures/up_to_date_lock/poetry.lock b/tests/fixtures/up_to_date_lock/poetry.lock
index a896b5d0621..3a9340461cc 100644
--- a/tests/fixtures/up_to_date_lock/poetry.lock
+++ b/tests/fixtures/up_to_date_lock/poetry.lock
@@ -6,6 +6,14 @@ category = "main"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "certifi-2020.12.5-py2.py3-none-any.whl"
+hash = "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
+
+[[package.files]]
+file = "certifi-2020.12.5.tar.gz"
+hash = "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c"
+
 [[package]]
 name = "chardet"
 version = "4.0.0"
@@ -14,6 +22,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
+[[package.files]]
+file = "chardet-4.0.0-py2.py3-none-any.whl"
+hash = "sha256:f864054d66fd9118f2e67044ac8981a54775ec5b67aed0441892edb553d21da5"
+
+[[package.files]]
+file = "chardet-4.0.0.tar.gz"
+hash = "sha256:0d6f53a15db4120f2b08c94f11e7d93d2c911ee118b6b30a04ec3ee8310179fa"
+
 [[package]]
 name = "docker"
 version = "4.3.1"
@@ -22,6 +38,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
+[[package.files]]
+file = "docker-4.3.1-py2.py3-none-any.whl"
+hash = "sha256:13966471e8bc23b36bfb3a6fb4ab75043a5ef1dac86516274777576bed3b9828"
+
+[[package.files]]
+file = "docker-4.3.1.tar.gz"
+hash = "sha256:bad94b8dd001a8a4af19ce4becc17f41b09f228173ffe6a4e0355389eef142f2"
+
 [package.dependencies]
 pywin32 = {version = "227", markers = "sys_platform == \"win32\""}
 requests = ">=2.14.2,<2.18.0 || >2.18.0"
@@ -40,6 +64,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "idna-2.10-py2.py3-none-any.whl"
+hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
+
+[[package.files]]
+file = "idna-2.10.tar.gz"
+hash = "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6"
+
 [[package]]
 name = "pywin32"
 version = "227"
@@ -48,6 +80,54 @@ category = "main"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "pywin32-227-cp27-cp27m-win32.whl"
+hash = "sha256:371fcc39416d736401f0274dd64c2302728c9e034808e37381b5e1b22be4a6b0"
+
+[[package.files]]
+file = "pywin32-227-cp27-cp27m-win_amd64.whl"
+hash = "sha256:4cdad3e84191194ea6d0dd1b1b9bdda574ff563177d2adf2b4efec2a244fa116"
+
+[[package.files]]
+file = "pywin32-227-cp35-cp35m-win32.whl"
+hash = "sha256:f4c5be1a293bae0076d93c88f37ee8da68136744588bc5e2be2f299a34ceb7aa"
+
+[[package.files]]
+file = "pywin32-227-cp35-cp35m-win_amd64.whl"
+hash = "sha256:a929a4af626e530383a579431b70e512e736e9588106715215bf685a3ea508d4"
+
+[[package.files]]
+file = "pywin32-227-cp36-cp36m-win32.whl"
+hash = "sha256:300a2db938e98c3e7e2093e4491439e62287d0d493fe07cce110db070b54c0be"
+
+[[package.files]]
+file = "pywin32-227-cp36-cp36m-win_amd64.whl"
+hash = "sha256:9b31e009564fb95db160f154e2aa195ed66bcc4c058ed72850d047141b36f3a2"
+
+[[package.files]]
+file = "pywin32-227-cp37-cp37m-win32.whl"
+hash = "sha256:47a3c7551376a865dd8d095a98deba954a98f326c6fe3c72d8726ca6e6b15507"
+
+[[package.files]]
+file = "pywin32-227-cp37-cp37m-win_amd64.whl"
+hash = "sha256:31f88a89139cb2adc40f8f0e65ee56a8c585f629974f9e07622ba80199057511"
+
+[[package.files]]
+file = "pywin32-227-cp38-cp38-win32.whl"
+hash = "sha256:7f18199fbf29ca99dff10e1f09451582ae9e372a892ff03a28528a24d55875bc"
+
+[[package.files]]
+file = "pywin32-227-cp38-cp38-win_amd64.whl"
+hash = "sha256:7c1ae32c489dc012930787f06244426f8356e129184a02c25aef163917ce158e"
+
+[[package.files]]
+file = "pywin32-227-cp39-cp39-win32.whl"
+hash = "sha256:c054c52ba46e7eb6b7d7dfae4dbd987a1bb48ee86debe3f245a2884ece46e295"
+
+[[package.files]]
+file = "pywin32-227-cp39-cp39-win_amd64.whl"
+hash = "sha256:f27cec5e7f588c3d1051651830ecc00294f90728d19c3bf6916e6dba93ea357c"
+
 [[package]]
 name = "requests"
 version = "2.25.1"
@@ -56,6 +136,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
+[[package.files]]
+file = "requests-2.25.1-py2.py3-none-any.whl"
+hash = "sha256:c210084e36a42ae6b9219e00e48287def368a26d03a048ddad7bfee44f75871e"
+
+[[package.files]]
+file = "requests-2.25.1.tar.gz"
+hash = "sha256:27973dd4a904a4f13b263a19c866c13b92a39ed1c964655f025f3f8d3d75b804"
+
 [package.dependencies]
 certifi = ">=2017.4.17"
 chardet = ">=3.0.2,<5"
@@ -74,6 +162,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
 
+[[package.files]]
+file = "six-1.15.0-py2.py3-none-any.whl"
+hash = "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
+
+[[package.files]]
+file = "six-1.15.0.tar.gz"
+hash = "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"
+
 [[package]]
 name = "urllib3"
 version = "1.26.3"
@@ -82,6 +178,14 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
 
+[[package.files]]
+file = "urllib3-1.26.3-py2.py3-none-any.whl"
+hash = "sha256:1b465e494e3e0d8939b50680403e3aedaa2bc434b7d5af64dfd3c958d7f5ae80"
+
+[[package.files]]
+file = "urllib3-1.26.3.tar.gz"
+hash = "sha256:de3eedaad74a2683334e282005cd8d7f22f4d55fa690a2a1020a416cb0a47e73"
+
 [package.extras]
 brotli = ["brotlipy (>=0.6.0)"]
 secure = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "certifi", "ipaddress"]
@@ -95,6 +199,14 @@ category = "main"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "websocket_client-0.58.0-py2.py3-none-any.whl"
+hash = "sha256:44b5df8f08c74c3d82d28100fdc81f4536809ce98a17f0757557813275fbb663"
+
+[[package.files]]
+file = "websocket_client-0.58.0.tar.gz"
+hash = "sha256:63509b41d158ae5b7f67eb4ad20fecbb4eee99434e73e140354dc3ff8e09716f"
+
 [package.dependencies]
 six = "*"
 
diff --git a/tests/installation/fixtures/extras-with-dependencies.test b/tests/installation/fixtures/extras-with-dependencies.test
index d0a63bfb879..c6f8dad346b 100644
--- a/tests/installation/fixtures/extras-with-dependencies.test
+++ b/tests/installation/fixtures/extras-with-dependencies.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -21,6 +23,7 @@ description = ""
 category = "main"
 optional = true
 python-versions = "*"
+files = []
 
 [package.dependencies]
 D = "^1.0"
@@ -32,6 +35,7 @@ description = ""
 category = "main"
 optional = true
 python-versions = "*"
+files = []
 
 [extras]
 foo = ["C"]
diff --git a/tests/installation/fixtures/extras.test b/tests/installation/fixtures/extras.test
index 3b4086ab18a..86b959002e5 100644
--- a/tests/installation/fixtures/extras.test
+++ b/tests/installation/fixtures/extras.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -21,6 +23,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "D"
@@ -29,6 +32,7 @@ description = ""
 category = "main"
 optional = true
 python-versions = "*"
+files = []
 
 [extras]
 foo = ["D"]
diff --git a/tests/installation/fixtures/install-no-dev.test b/tests/installation/fixtures/install-no-dev.test
index c966c56baa0..ec1b0c0248d 100644
--- a/tests/installation/fixtures/install-no-dev.test
+++ b/tests/installation/fixtures/install-no-dev.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -21,6 +23,7 @@ description = ""
 category = "dev"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/remove.test b/tests/installation/fixtures/remove.test
index d0aea7a7b3e..e651474f509 100644
--- a/tests/installation/fixtures/remove.test
+++ b/tests/installation/fixtures/remove.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/update-with-lock.test b/tests/installation/fixtures/update-with-lock.test
index 4856157ff5e..728e198b30a 100644
--- a/tests/installation/fixtures/update-with-lock.test
+++ b/tests/installation/fixtures/update-with-lock.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/update-with-locked-extras.test b/tests/installation/fixtures/update-with-locked-extras.test
index 3609212e222..ab0b6b850e3 100644
--- a/tests/installation/fixtures/update-with-locked-extras.test
+++ b/tests/installation/fixtures/update-with-locked-extras.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 "B" = {version = "^1.0", optional = true}
@@ -20,6 +21,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -28,6 +30,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "D"
@@ -36,6 +39,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-category-change.test b/tests/installation/fixtures/with-category-change.test
index f431f92ba0e..54c9f1ebe62 100644
--- a/tests/installation/fixtures/with-category-change.test
+++ b/tests/installation/fixtures/with-category-change.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 A = "^1.0"
diff --git a/tests/installation/fixtures/with-conditional-dependency.test b/tests/installation/fixtures/with-conditional-dependency.test
index 78546a5c96a..a261b741e93 100644
--- a/tests/installation/fixtures/with-conditional-dependency.test
+++ b/tests/installation/fixtures/with-conditional-dependency.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = ">=3.5"
+files = []
 
 [package.requirements]
 python = ">=3.5,<4.0"
@@ -16,6 +17,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = ">=3.6"
+files = []
 
 [package.requirements]
 python = ">=3.6,<4.0"
diff --git a/tests/installation/fixtures/with-dependencies-extras.test b/tests/installation/fixtures/with-dependencies-extras.test
index 042e29670e1..e6f6c8b1338 100644
--- a/tests/installation/fixtures/with-dependencies-extras.test
+++ b/tests/installation/fixtures/with-dependencies-extras.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 C = {version = "^1.0", optional = true}
@@ -27,6 +29,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-dependencies-nested-extras.test b/tests/installation/fixtures/with-dependencies-nested-extras.test
index 369aa3cd74b..c4360d0cd27 100644
--- a/tests/installation/fixtures/with-dependencies-nested-extras.test
+++ b/tests/installation/fixtures/with-dependencies-nested-extras.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 B = {version = "^1.0", optional = true, extras = ["C"]}
@@ -19,6 +20,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 C = {version = "^1.0", optional = true}
@@ -33,6 +35,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-dependencies.test b/tests/installation/fixtures/with-dependencies.test
index e9ed46612a0..74699a91dd9 100644
--- a/tests/installation/fixtures/with-dependencies.test
+++ b/tests/installation/fixtures/with-dependencies.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test b/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
index fb10b1accea..223b4b287cf 100644
--- a/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
+++ b/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
@@ -6,6 +6,10 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 version = "0.1.0"
 
+[[package.files]]
+file = "demo-0.1.0-py2.py3-none-any.whl"
+hash = "sha256:70e704135718fffbcbf61ed1fc45933cfd86951a744b681000eaaa75da31f17a"
+
 [package.dependencies]
 pendulum = ">=1.4.4"
 
@@ -24,6 +28,7 @@ develop = false
 name = "inner-directory-project"
 optional = false
 python-versions = "*"
+files = []
 version = "1.2.4"
 
 [package.source]
@@ -36,6 +41,7 @@ description = ""
 name = "pendulum"
 optional = false
 python-versions = "*"
+files = []
 version = "1.4.4"
 
 [[package]]
@@ -45,6 +51,7 @@ develop = false
 name = "project-with-extras"
 optional = false
 python-versions = "*"
+files = []
 version = "1.2.3"
 
 [package.extras]
@@ -62,6 +69,7 @@ develop = false
 name = "project-with-transitive-directory-dependencies"
 optional = false
 python-versions = "*"
+files = []
 version = "1.2.3"
 
 [package.dependencies]
@@ -79,6 +87,7 @@ develop = false
 name = "project-with-transitive-file-dependencies"
 optional = false
 python-versions = "*"
+files = []
 version = "1.2.3"
 
 [package.dependencies]
diff --git a/tests/installation/fixtures/with-directory-dependency-poetry.test b/tests/installation/fixtures/with-directory-dependency-poetry.test
index 12431f62185..eab2b8e8a7a 100644
--- a/tests/installation/fixtures/with-directory-dependency-poetry.test
+++ b/tests/installation/fixtures/with-directory-dependency-poetry.test
@@ -4,6 +4,7 @@ category = "main"
 name = "pendulum"
 optional = false
 python-versions = "*"
+files = []
 version = "1.4.4"
 
 [[package]]
@@ -13,6 +14,7 @@ develop = false
 name = "project-with-extras"
 optional = false
 python-versions = "*"
+files = []
 version = "1.2.3"
 
 [package.dependencies]
diff --git a/tests/installation/fixtures/with-directory-dependency-setuptools.test b/tests/installation/fixtures/with-directory-dependency-setuptools.test
index f02bd82a335..b6bf29946a6 100644
--- a/tests/installation/fixtures/with-directory-dependency-setuptools.test
+++ b/tests/installation/fixtures/with-directory-dependency-setuptools.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "pendulum"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "project-with-setup"
@@ -22,6 +24,7 @@ description = "Demo project."
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.source]
 type = "directory"
diff --git a/tests/installation/fixtures/with-duplicate-dependencies-update.test b/tests/installation/fixtures/with-duplicate-dependencies-update.test
index f29945e71a8..faec4acd70a 100644
--- a/tests/installation/fixtures/with-duplicate-dependencies-update.test
+++ b/tests/installation/fixtures/with-duplicate-dependencies-update.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 B = "^2.0"
@@ -16,6 +17,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 C = "1.5"
@@ -27,6 +29,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-duplicate-dependencies.test b/tests/installation/fixtures/with-duplicate-dependencies.test
index 75126501ef8..18ea4efe5bd 100644
--- a/tests/installation/fixtures/with-duplicate-dependencies.test
+++ b/tests/installation/fixtures/with-duplicate-dependencies.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 B = [
@@ -19,6 +20,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 C = "1.2"
@@ -30,6 +32,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 C = "1.5"
@@ -41,6 +44,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -49,6 +53,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-file-dependency-transitive.test b/tests/installation/fixtures/with-file-dependency-transitive.test
index b882f262640..6ea4aad8e9a 100644
--- a/tests/installation/fixtures/with-file-dependency-transitive.test
+++ b/tests/installation/fixtures/with-file-dependency-transitive.test
@@ -6,6 +6,10 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 version = "0.1.0"
 
+[[package.files]]
+file = "demo-0.1.0-py2.py3-none-any.whl"
+hash = "sha256:70e704135718fffbcbf61ed1fc45933cfd86951a744b681000eaaa75da31f17a"
+
 [package.dependencies]
 pendulum = ">=1.4.4"
 
@@ -24,6 +28,7 @@ develop = false
 name = "inner-directory-project"
 optional = false
 python-versions = "*"
+files = []
 version = "1.2.4"
 
 [package.source]
@@ -36,6 +41,7 @@ description = ""
 name = "pendulum"
 optional = false
 python-versions = "*"
+files = []
 version = "1.4.4"
 
 [[package]]
@@ -45,6 +51,7 @@ develop = false
 name = "project-with-transitive-file-dependencies"
 optional = false
 python-versions = "*"
+files = []
 version = "1.2.3"
 
 [package.dependencies]
diff --git a/tests/installation/fixtures/with-file-dependency.test b/tests/installation/fixtures/with-file-dependency.test
index 06ad019c0f4..6ba34523535 100644
--- a/tests/installation/fixtures/with-file-dependency.test
+++ b/tests/installation/fixtures/with-file-dependency.test
@@ -6,6 +6,10 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "demo-0.1.0-py2.py3-none-any.whl"
+hash = "sha256:70e704135718fffbcbf61ed1fc45933cfd86951a744b681000eaaa75da31f17a"
+
 [package.source]
 type = "file"
 url = "tests/fixtures/distributions/demo-0.1.0-py2.py3-none-any.whl"
@@ -24,6 +28,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-multiple-updates.test b/tests/installation/fixtures/with-multiple-updates.test
index a488ef79631..b00bde40fd9 100644
--- a/tests/installation/fixtures/with-multiple-updates.test
+++ b/tests/installation/fixtures/with-multiple-updates.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 B = ">=1.0.1"
@@ -20,6 +21,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -28,6 +30,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -36,6 +39,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
diff --git a/tests/installation/fixtures/with-optional-dependencies.test b/tests/installation/fixtures/with-optional-dependencies.test
index 6c172caa078..f56bdfac4f0 100644
--- a/tests/installation/fixtures/with-optional-dependencies.test
+++ b/tests/installation/fixtures/with-optional-dependencies.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = true
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 D = "^1.2"
@@ -24,6 +26,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [extras]
 foo = ["A"]
diff --git a/tests/installation/fixtures/with-platform-dependencies.test b/tests/installation/fixtures/with-platform-dependencies.test
index 9696b74fb9a..397145c4384 100644
--- a/tests/installation/fixtures/with-platform-dependencies.test
+++ b/tests/installation/fixtures/with-platform-dependencies.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = true
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -21,6 +23,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 D = "^1.2"
@@ -32,6 +35,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [extras]
 foo = ["A"]
diff --git a/tests/installation/fixtures/with-prereleases.test b/tests/installation/fixtures/with-prereleases.test
index c164800cb80..fb6121dbd6d 100644
--- a/tests/installation/fixtures/with-prereleases.test
+++ b/tests/installation/fixtures/with-prereleases.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-pypi-repository.test b/tests/installation/fixtures/with-pypi-repository.test
index 1bde9b82750..ddd396931af 100644
--- a/tests/installation/fixtures/with-pypi-repository.test
+++ b/tests/installation/fixtures/with-pypi-repository.test
@@ -6,6 +6,14 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "attrs-17.4.0-py2.py3-none-any.whl"
+hash = "sha256:a17a9573a6f475c99b551c0e0a812707ddda1ec9653bed04c13841404ed6f450"
+
+[[package.files]]
+file = "attrs-17.4.0.tar.gz"
+hash = "sha256:1c7960ccfd6a005cd9f7ba884e6316b5e430a3f1a6c37c5f87d8b43f83b54ec9"
+
 [package.extras]
 dev = ["coverage", "hypothesis", "pympler", "pytest", "six", "sphinx", "zope.interface", "zope.interface"]
 docs = ["sphinx", "zope.interface"]
@@ -19,6 +27,14 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "colorama-0.3.9-py2.py3-none-any.whl"
+hash = "sha256:463f8483208e921368c9f306094eb6f725c6ca42b0f97e313cb5d5512459feda"
+
+[[package.files]]
+file = "colorama-0.3.9.tar.gz"
+hash = "sha256:48eb22f4f8461b1df5734a074b57042430fb06e1d61bd1e11b078c0fe6d7a1f1"
+
 [[package]]
 name = "funcsigs"
 version = "1.0.2"
@@ -27,6 +43,14 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "funcsigs-1.0.2-py2.py3-none-any.whl"
+hash = "sha256:330cc27ccbf7f1e992e69fef78261dc7c6569012cf397db8d3de0234e6c937ca"
+
+[[package.files]]
+file = "funcsigs-1.0.2.tar.gz"
+hash = "sha256:a7bb0f2cf3a3fd1ab2732cb49eba4252c2af4240442415b4abce3b87022a8f50"
+
 [[package]]
 name = "more-itertools"
 version = "4.1.0"
@@ -35,6 +59,18 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "more-itertools-4.1.0.tar.gz"
+hash = "sha256:c9ce7eccdcb901a2c75d326ea134e0886abfbea5f93e91cc95de9507c0816c44"
+
+[[package.files]]
+file = "more_itertools-4.1.0-py2-none-any.whl"
+hash = "sha256:11a625025954c20145b37ff6309cd54e39ca94f72f6bb9576d1195db6fa2442e"
+
+[[package.files]]
+file = "more_itertools-4.1.0-py3-none-any.whl"
+hash = "sha256:0dd8f72eeab0d2c3bd489025bb2f6a1b8342f9b198f6fc37b52d15cfa4531fea"
+
 [package.dependencies]
 six = ">=1.0.0,<2.0.0"
 
@@ -46,6 +82,10 @@ category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "pluggy-0.6.0.tar.gz"
+hash = "sha256:7f8ae7f5bdf75671a718d2daf0a64b7885f74510bcd98b1a0bb420eb9a9d0cff"
+
 [[package]]
 name = "py"
 version = "1.5.3"
@@ -54,6 +94,14 @@ category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "py-1.5.3-py2.py3-none-any.whl"
+hash = "sha256:983f77f3331356039fdd792e9220b7b8ee1aa6bd2b25f567a963ff1de5a64f6a"
+
+[[package.files]]
+file = "py-1.5.3.tar.gz"
+hash = "sha256:29c9fab495d7528e80ba1e343b958684f4ace687327e6f789a94bf3d1915f881"
+
 [[package]]
 name = "pytest"
 version = "3.5.0"
@@ -62,6 +110,14 @@ category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "pytest-3.5.0-py2.py3-none-any.whl"
+hash = "sha256:6266f87ab64692112e5477eba395cfedda53b1933ccd29478e671e73b420c19c"
+
+[[package.files]]
+file = "pytest-3.5.0.tar.gz"
+hash = "sha256:fae491d1874f199537fd5872b5e1f0e74a009b979df9d53d1553fd03da1703e1"
+
 [package.dependencies]
 py = ">=1.5.0"
 six = ">=1.10.0"
@@ -80,6 +136,14 @@ category = "dev"
 optional = false
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*"
 
+[[package.files]]
+file = "setuptools-39.2.0-py2.py3-none-any.whl"
+hash = "sha256:8fca9275c89964f13da985c3656cb00ba029d7f3916b37990927ffdf264e7926"
+
+[[package.files]]
+file = "setuptools-39.2.0.zip"
+hash = "sha256:f7cddbb5f5c640311eb00eab6e849f7701fa70bf6a183fc8a2c33dd1d1672fb2"
+
 [package.extras]
 certs = ["certifi (==2016.9.26)"]
 ssl = ["wincertstore (==0.2)"]
@@ -92,6 +156,14 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "six-1.11.0-py2.py3-none-any.whl"
+hash = "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb"
+
+[[package.files]]
+file = "six-1.11.0.tar.gz"
+hash = "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"
+
 [metadata]
 python-versions = "*"
 lock-version = "1.1"
diff --git a/tests/installation/fixtures/with-python-versions.test b/tests/installation/fixtures/with-python-versions.test
index 04ea98bc79a..feb0880ded9 100644
--- a/tests/installation/fixtures/with-python-versions.test
+++ b/tests/installation/fixtures/with-python-versions.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "B"
@@ -13,6 +14,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "C"
@@ -21,6 +23,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "~2.7 || ^3.3"
+files = []
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
diff --git a/tests/installation/fixtures/with-same-version-url-dependencies.test b/tests/installation/fixtures/with-same-version-url-dependencies.test
index aec9fefa911..e7e0e8e9f8c 100644
--- a/tests/installation/fixtures/with-same-version-url-dependencies.test
+++ b/tests/installation/fixtures/with-same-version-url-dependencies.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+files = []
 
 [package.source]
 type = "url"
@@ -24,6 +25,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+files = []
 
 [package.source]
 type = "url"
@@ -43,6 +45,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-sub-dependencies.test b/tests/installation/fixtures/with-sub-dependencies.test
index 35b133dfb57..74eda1a856a 100644
--- a/tests/installation/fixtures/with-sub-dependencies.test
+++ b/tests/installation/fixtures/with-sub-dependencies.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 D = "^1.0"
@@ -16,6 +17,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 C = "~1.2"
@@ -27,6 +29,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "D"
@@ -35,6 +38,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-url-dependency.test b/tests/installation/fixtures/with-url-dependency.test
index 2d23f7981aa..0d883fcfd3b 100644
--- a/tests/installation/fixtures/with-url-dependency.test
+++ b/tests/installation/fixtures/with-url-dependency.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+files = []
 
 [package.source]
 type = "url"
@@ -24,6 +25,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-vcs-dependency-with-extras.test b/tests/installation/fixtures/with-vcs-dependency-with-extras.test
index f64ba8e867e..cc87dd5e970 100644
--- a/tests/installation/fixtures/with-vcs-dependency-with-extras.test
+++ b/tests/installation/fixtures/with-vcs-dependency-with-extras.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 develop = false
 
 [package.dependencies]
@@ -27,6 +28,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "cleo"
@@ -35,6 +37,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-vcs-dependency-without-ref.test b/tests/installation/fixtures/with-vcs-dependency-without-ref.test
index 16521bdea50..efc98787771 100644
--- a/tests/installation/fixtures/with-vcs-dependency-without-ref.test
+++ b/tests/installation/fixtures/with-vcs-dependency-without-ref.test
@@ -5,6 +5,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 develop = false
 
 [package.dependencies]
@@ -23,6 +24,7 @@ description = ""
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
diff --git a/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test b/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
index 383e43803eb..d0fc1fb14ac 100644
--- a/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
+++ b/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
@@ -6,6 +6,10 @@ category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
+[[package.files]]
+file = "demo-0.1.0-py2.py3-none-any.whl"
+hash = "sha256:c25eb81459126848a1788eb3520d1a32014eb51ce3d3bae88c56bfdde4ce02db"
+
 [package.source]
 type = "file"
 url = "tests/fixtures/wheel_with_no_requires_dist/demo-0.1.0-py2.py3-none-any.whl"
diff --git a/tests/packages/test_locker.py b/tests/packages/test_locker.py
index b3fa2a6112f..e224da01b06 100644
--- a/tests/packages/test_locker.py
+++ b/tests/packages/test_locker.py
@@ -105,6 +105,14 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "bar"
+hash = "123"
+
+[[package.files]]
+file = "foo"
+hash = "456"
+
 [package.dependencies]
 B = "^1.0"
 
@@ -116,6 +124,10 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 optional = false
 python-versions = "*"
 
+[[package.files]]
+file = "baz"
+hash = "345"
+
 [[package]]
 name = "B"
 version = "1.2"
@@ -123,6 +135,7 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [[package]]
 name = "git-package"
@@ -131,6 +144,7 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 develop = false
 
 [package.source]
@@ -146,6 +160,7 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 develop = false
 
 [package.source]
@@ -162,6 +177,7 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.source]
 type = "url"
@@ -174,6 +190,7 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.source]
 type = "url"
@@ -551,6 +568,7 @@ def test_lock_packages_with_null_description(locker: Locker, root: ProjectPackag
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 lock-version = "1.1"
@@ -585,6 +603,7 @@ def test_lock_file_should_not_have_mixed_types(locker: Locker, root: ProjectPack
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 B = [
@@ -672,6 +691,7 @@ def test_locking_legacy_repository_package_should_include_source_section(
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.source]
 type = "legacy"
@@ -763,6 +783,7 @@ def test_extras_dependencies_are_ordered(locker: Locker, root: ProjectPackage):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 B = {{version = "^1.0.0", extras = ["a", "b", "c"], optional = true}}
@@ -856,6 +877,7 @@ def test_locker_dumps_dependency_information_correctly(
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 B = {{path = "project_with_extras", develop = true}}
@@ -902,6 +924,7 @@ def test_locker_dumps_subdir(locker: Locker, root: ProjectPackage) -> None:
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 develop = false
 
 [package.source]
@@ -954,6 +977,7 @@ def test_locker_dumps_dependency_extras_in_correct_order(
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.extras]
 B = ["first (==1.0.0)", "second (==1.0.0)", "third (==1.0.0)"]
@@ -1126,6 +1150,7 @@ def test_lock_file_resolves_file_url_symlinks(root: ProjectPackage):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.source]
 type = "file"

From 38d64282a97b8bc99891330174e7c81fb743d920 Mon Sep 17 00:00:00 2001
From: David Hotham <david.hotham@blueyonder.co.uk>
Date: Sun, 4 Sep 2022 02:15:01 +0100
Subject: [PATCH 2/4] bump lockfile version

---
 src/poetry/packages/locker.py                 |  2 +-
 tests/console/commands/test_lock.py           |  2 +-
 tests/fixtures/outdated_lock/poetry.lock      |  2 +-
 tests/fixtures/up_to_date_lock/poetry.lock    |  2 +-
 .../fixtures/extras-with-dependencies.test    |  2 +-
 tests/installation/fixtures/extras.test       |  2 +-
 .../installation/fixtures/install-no-dev.test |  2 +-
 .../fixtures/no-dependencies.test             |  2 +-
 tests/installation/fixtures/remove.test       |  2 +-
 .../fixtures/update-with-lock.test            |  2 +-
 .../fixtures/update-with-locked-extras.test   |  2 +-
 .../fixtures/with-category-change.test        |  2 +-
 .../fixtures/with-conditional-dependency.test |  2 +-
 .../fixtures/with-dependencies-extras.test    |  2 +-
 .../with-dependencies-nested-extras.test      |  2 +-
 .../fixtures/with-dependencies.test           |  2 +-
 ...irectory-dependency-poetry-transitive.test |  2 +-
 .../with-directory-dependency-poetry.test     |  2 +-
 .../with-directory-dependency-setuptools.test |  2 +-
 .../with-duplicate-dependencies-update.test   |  2 +-
 .../fixtures/with-duplicate-dependencies.test |  2 +-
 .../with-file-dependency-transitive.test      |  2 +-
 .../fixtures/with-file-dependency.test        |  2 +-
 .../fixtures/with-multiple-updates.test       |  2 +-
 .../fixtures/with-optional-dependencies.test  |  2 +-
 .../fixtures/with-platform-dependencies.test  |  2 +-
 .../fixtures/with-prereleases.test            |  2 +-
 .../fixtures/with-pypi-repository.test        |  2 +-
 .../fixtures/with-python-versions.test        |  2 +-
 .../with-same-version-url-dependencies.test   |  2 +-
 .../fixtures/with-sub-dependencies.test       |  2 +-
 .../fixtures/with-url-dependency.test         |  2 +-
 .../with-vcs-dependency-with-extras.test      |  2 +-
 .../with-vcs-dependency-without-ref.test      |  2 +-
 ...ith-wheel-dependency-no-requires-dist.test |  2 +-
 tests/packages/test_locker.py                 | 30 +++++++++----------
 36 files changed, 50 insertions(+), 50 deletions(-)

diff --git a/src/poetry/packages/locker.py b/src/poetry/packages/locker.py
index a45eabe2c16..5ef821d6988 100644
--- a/src/poetry/packages/locker.py
+++ b/src/poetry/packages/locker.py
@@ -47,7 +47,7 @@
 
 
 class Locker:
-    _VERSION = "1.1"
+    _VERSION = "1.2"
 
     _legacy_keys = ["dependencies", "source", "extras", "dev-dependencies"]
     _relevant_keys = [*_legacy_keys, "group"]
diff --git a/tests/console/commands/test_lock.py b/tests/console/commands/test_lock.py
index dae977a1d27..84a997db85f 100644
--- a/tests/console/commands/test_lock.py
+++ b/tests/console/commands/test_lock.py
@@ -146,7 +146,7 @@ def test_lock_no_update(
 
     assert len(packages) == len(locked_repository.packages)
 
-    assert locker.lock_data["metadata"].get("lock-version") == "1.1"
+    assert locker.lock_data["metadata"].get("lock-version") == "1.2"
 
     for package in packages:
         assert locked_repository.find_packages(package.to_dependency())
diff --git a/tests/fixtures/outdated_lock/poetry.lock b/tests/fixtures/outdated_lock/poetry.lock
index 0eef56ef0b6..9308c921955 100644
--- a/tests/fixtures/outdated_lock/poetry.lock
+++ b/tests/fixtures/outdated_lock/poetry.lock
@@ -211,7 +211,7 @@ hash = "sha256:d735b91d6d1692a6a181f2a8c9e0238e5f6373356f561bb9dc4c7af36f452010"
 six = "*"
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "^3.8"
 content-hash = "2f47de5e052dabeff3c1362d3a37b5cfcaf9bbe9d9ce1681207e72ca1f4dab55"
 
diff --git a/tests/fixtures/up_to_date_lock/poetry.lock b/tests/fixtures/up_to_date_lock/poetry.lock
index 3a9340461cc..6f3931be704 100644
--- a/tests/fixtures/up_to_date_lock/poetry.lock
+++ b/tests/fixtures/up_to_date_lock/poetry.lock
@@ -211,7 +211,7 @@ hash = "sha256:63509b41d158ae5b7f67eb4ad20fecbb4eee99434e73e140354dc3ff8e09716f"
 six = "*"
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "^3.8"
 content-hash = "0cd068218f235c162f7b74bc8faf4ce3387b82daee1c1bb7a97af034f27ee116"
 
diff --git a/tests/installation/fixtures/extras-with-dependencies.test b/tests/installation/fixtures/extras-with-dependencies.test
index c6f8dad346b..e5c03847040 100644
--- a/tests/installation/fixtures/extras-with-dependencies.test
+++ b/tests/installation/fixtures/extras-with-dependencies.test
@@ -42,7 +42,7 @@ foo = ["C"]
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/extras.test b/tests/installation/fixtures/extras.test
index 86b959002e5..52c623dc656 100644
--- a/tests/installation/fixtures/extras.test
+++ b/tests/installation/fixtures/extras.test
@@ -39,7 +39,7 @@ foo = ["D"]
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/install-no-dev.test b/tests/installation/fixtures/install-no-dev.test
index ec1b0c0248d..405fafbad67 100644
--- a/tests/installation/fixtures/install-no-dev.test
+++ b/tests/installation/fixtures/install-no-dev.test
@@ -27,7 +27,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/no-dependencies.test b/tests/installation/fixtures/no-dependencies.test
index 61424ceee4b..2f9f69be392 100644
--- a/tests/installation/fixtures/no-dependencies.test
+++ b/tests/installation/fixtures/no-dependencies.test
@@ -2,7 +2,7 @@ package = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/remove.test b/tests/installation/fixtures/remove.test
index e651474f509..dd33cc672af 100644
--- a/tests/installation/fixtures/remove.test
+++ b/tests/installation/fixtures/remove.test
@@ -9,7 +9,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/update-with-lock.test b/tests/installation/fixtures/update-with-lock.test
index 728e198b30a..37b09980bb6 100644
--- a/tests/installation/fixtures/update-with-lock.test
+++ b/tests/installation/fixtures/update-with-lock.test
@@ -9,7 +9,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/update-with-locked-extras.test b/tests/installation/fixtures/update-with-locked-extras.test
index ab0b6b850e3..a95da697644 100644
--- a/tests/installation/fixtures/update-with-locked-extras.test
+++ b/tests/installation/fixtures/update-with-locked-extras.test
@@ -43,7 +43,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-category-change.test b/tests/installation/fixtures/with-category-change.test
index 54c9f1ebe62..69222c44c38 100644
--- a/tests/installation/fixtures/with-category-change.test
+++ b/tests/installation/fixtures/with-category-change.test
@@ -21,7 +21,7 @@ A = "^1.0"
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-conditional-dependency.test b/tests/installation/fixtures/with-conditional-dependency.test
index a261b741e93..4f733bd424b 100644
--- a/tests/installation/fixtures/with-conditional-dependency.test
+++ b/tests/installation/fixtures/with-conditional-dependency.test
@@ -24,7 +24,7 @@ python = ">=3.6,<4.0"
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-dependencies-extras.test b/tests/installation/fixtures/with-dependencies-extras.test
index e6f6c8b1338..47b0201cce1 100644
--- a/tests/installation/fixtures/with-dependencies-extras.test
+++ b/tests/installation/fixtures/with-dependencies-extras.test
@@ -33,7 +33,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-dependencies-nested-extras.test b/tests/installation/fixtures/with-dependencies-nested-extras.test
index c4360d0cd27..586731bf68e 100644
--- a/tests/installation/fixtures/with-dependencies-nested-extras.test
+++ b/tests/installation/fixtures/with-dependencies-nested-extras.test
@@ -39,7 +39,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-dependencies.test b/tests/installation/fixtures/with-dependencies.test
index 74699a91dd9..9b21eb02b09 100644
--- a/tests/installation/fixtures/with-dependencies.test
+++ b/tests/installation/fixtures/with-dependencies.test
@@ -18,7 +18,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test b/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
index 223b4b287cf..6f7f1b62d3f 100644
--- a/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
+++ b/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
@@ -100,7 +100,7 @@ url = "project_with_transitive_file_dependencies"
 
 [metadata]
 content-hash = "123456789"
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-directory-dependency-poetry.test b/tests/installation/fixtures/with-directory-dependency-poetry.test
index eab2b8e8a7a..d67ebd9d718 100644
--- a/tests/installation/fixtures/with-directory-dependency-poetry.test
+++ b/tests/installation/fixtures/with-directory-dependency-poetry.test
@@ -30,7 +30,7 @@ url = "tests/fixtures/project_with_extras"
 
 [metadata]
 content-hash = "123456789"
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-directory-dependency-setuptools.test b/tests/installation/fixtures/with-directory-dependency-setuptools.test
index b6bf29946a6..2563b3a3ccf 100644
--- a/tests/installation/fixtures/with-directory-dependency-setuptools.test
+++ b/tests/installation/fixtures/with-directory-dependency-setuptools.test
@@ -36,7 +36,7 @@ pendulum = ">=1.4.4"
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-duplicate-dependencies-update.test b/tests/installation/fixtures/with-duplicate-dependencies-update.test
index faec4acd70a..341492cf1e6 100644
--- a/tests/installation/fixtures/with-duplicate-dependencies-update.test
+++ b/tests/installation/fixtures/with-duplicate-dependencies-update.test
@@ -33,7 +33,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-duplicate-dependencies.test b/tests/installation/fixtures/with-duplicate-dependencies.test
index 18ea4efe5bd..d4e0fe0feb0 100644
--- a/tests/installation/fixtures/with-duplicate-dependencies.test
+++ b/tests/installation/fixtures/with-duplicate-dependencies.test
@@ -57,7 +57,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-file-dependency-transitive.test b/tests/installation/fixtures/with-file-dependency-transitive.test
index 6ea4aad8e9a..c032a5f091f 100644
--- a/tests/installation/fixtures/with-file-dependency-transitive.test
+++ b/tests/installation/fixtures/with-file-dependency-transitive.test
@@ -64,7 +64,7 @@ url = "project_with_transitive_file_dependencies"
 
 [metadata]
 content-hash = "123456789"
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-file-dependency.test b/tests/installation/fixtures/with-file-dependency.test
index 6ba34523535..2ad0e06d80f 100644
--- a/tests/installation/fixtures/with-file-dependency.test
+++ b/tests/installation/fixtures/with-file-dependency.test
@@ -32,7 +32,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-multiple-updates.test b/tests/installation/fixtures/with-multiple-updates.test
index b00bde40fd9..b206f043115 100644
--- a/tests/installation/fixtures/with-multiple-updates.test
+++ b/tests/installation/fixtures/with-multiple-updates.test
@@ -43,7 +43,7 @@ files = []
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-optional-dependencies.test b/tests/installation/fixtures/with-optional-dependencies.test
index f56bdfac4f0..37974ffc1a7 100644
--- a/tests/installation/fixtures/with-optional-dependencies.test
+++ b/tests/installation/fixtures/with-optional-dependencies.test
@@ -33,7 +33,7 @@ foo = ["A"]
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-platform-dependencies.test b/tests/installation/fixtures/with-platform-dependencies.test
index 397145c4384..6048edc2cd9 100644
--- a/tests/installation/fixtures/with-platform-dependencies.test
+++ b/tests/installation/fixtures/with-platform-dependencies.test
@@ -42,7 +42,7 @@ foo = ["A"]
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-prereleases.test b/tests/installation/fixtures/with-prereleases.test
index fb6121dbd6d..902dfb1a683 100644
--- a/tests/installation/fixtures/with-prereleases.test
+++ b/tests/installation/fixtures/with-prereleases.test
@@ -18,7 +18,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-pypi-repository.test b/tests/installation/fixtures/with-pypi-repository.test
index ddd396931af..bd8eae34fa2 100644
--- a/tests/installation/fixtures/with-pypi-repository.test
+++ b/tests/installation/fixtures/with-pypi-repository.test
@@ -166,7 +166,7 @@ hash = "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-python-versions.test b/tests/installation/fixtures/with-python-versions.test
index feb0880ded9..412a1ff1598 100644
--- a/tests/installation/fixtures/with-python-versions.test
+++ b/tests/installation/fixtures/with-python-versions.test
@@ -27,7 +27,7 @@ files = []
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-same-version-url-dependencies.test b/tests/installation/fixtures/with-same-version-url-dependencies.test
index e7e0e8e9f8c..c28464c4c6d 100644
--- a/tests/installation/fixtures/with-same-version-url-dependencies.test
+++ b/tests/installation/fixtures/with-same-version-url-dependencies.test
@@ -49,7 +49,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-sub-dependencies.test b/tests/installation/fixtures/with-sub-dependencies.test
index 74eda1a856a..4f16246d6f1 100644
--- a/tests/installation/fixtures/with-sub-dependencies.test
+++ b/tests/installation/fixtures/with-sub-dependencies.test
@@ -42,7 +42,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-url-dependency.test b/tests/installation/fixtures/with-url-dependency.test
index 0d883fcfd3b..ddf9ce6e479 100644
--- a/tests/installation/fixtures/with-url-dependency.test
+++ b/tests/installation/fixtures/with-url-dependency.test
@@ -29,7 +29,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-vcs-dependency-with-extras.test b/tests/installation/fixtures/with-vcs-dependency-with-extras.test
index cc87dd5e970..3e7a657988f 100644
--- a/tests/installation/fixtures/with-vcs-dependency-with-extras.test
+++ b/tests/installation/fixtures/with-vcs-dependency-with-extras.test
@@ -41,7 +41,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-vcs-dependency-without-ref.test b/tests/installation/fixtures/with-vcs-dependency-without-ref.test
index efc98787771..8f398146776 100644
--- a/tests/installation/fixtures/with-vcs-dependency-without-ref.test
+++ b/tests/installation/fixtures/with-vcs-dependency-without-ref.test
@@ -28,7 +28,7 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test b/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
index d0fc1fb14ac..267160acf3d 100644
--- a/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
+++ b/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
@@ -16,7 +16,7 @@ url = "tests/fixtures/wheel_with_no_requires_dist/demo-0.1.0-py2.py3-none-any.wh
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
diff --git a/tests/packages/test_locker.py b/tests/packages/test_locker.py
index e224da01b06..d028f355ee6 100644
--- a/tests/packages/test_locker.py
+++ b/tests/packages/test_locker.py
@@ -197,7 +197,7 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 url = "https://example.org/url-package-1.0-cp39-win_amd64.whl"
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -241,7 +241,7 @@ def test_locker_properly_loads_extras(locker: Locker):
 redis = ["redis (>=2.10.5)"]
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "~2.7 || ^3.4"
 content-hash = "c3d07fca33fba542ef2b2a4d75bf5b48d892d21a830e2ad9c952ba5123a52f77"
 
@@ -305,7 +305,7 @@ def test_locker_properly_loads_nested_extras(locker: Locker):
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
@@ -373,7 +373,7 @@ def test_locker_properly_loads_extras_legacy(locker: Locker):
 
 [metadata]
 python-versions = "*"
-lock-version = "1.1"
+lock-version = "1.2"
 content-hash = "123456789"
 
 [metadata.files]
@@ -416,7 +416,7 @@ def test_locker_properly_loads_subdir(locker: Locker) -> None:
 subdirectory = "subdir"
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -571,7 +571,7 @@ def test_lock_packages_with_null_description(locker: Locker, root: ProjectPackag
 files = []
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -615,7 +615,7 @@ def test_lock_file_should_not_have_mixed_types(locker: Locker, root: ProjectPack
 foo = ["B (>=1.0.0)"]
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -648,7 +648,7 @@ def test_reading_lock_file_should_raise_an_error_on_invalid_data(locker: Locker)
 foo = ["bar"]
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -699,7 +699,7 @@ def test_locking_legacy_repository_package_should_include_source_section(
 reference = "legacy"
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -789,7 +789,7 @@ def test_extras_dependencies_are_ordered(locker: Locker, root: ProjectPackage):
 B = {{version = "^1.0.0", extras = ["a", "b", "c"], optional = true}}
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -887,7 +887,7 @@ def test_locker_dumps_dependency_information_correctly(
 F = {{git = "https://github.com/python-poetry/poetry.git", branch = "foo"}}
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -935,7 +935,7 @@ def test_locker_dumps_subdir(locker: Locker, root: ProjectPackage) -> None:
 subdirectory = "subdir"
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -984,7 +984,7 @@ def test_locker_dumps_dependency_extras_in_correct_order(
 C = ["first (==1.0.0)", "second (==1.0.0)", "third (==1.0.0)"]
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -1018,7 +1018,7 @@ def test_locked_repository_uses_root_dir_of_package(
 url = "lib/libA"
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 
@@ -1166,7 +1166,7 @@ def test_lock_file_resolves_file_url_symlinks(root: ProjectPackage):
 resolved_reference = "123456"
 
 [metadata]
-lock-version = "1.1"
+lock-version = "1.2"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
 

From f9e80ff26cfe88490e14d0e83bcc873dd0cb5824 Mon Sep 17 00:00:00 2001
From: David Hotham <david.hotham@microsoft.com>
Date: Fri, 9 Sep 2022 17:21:47 +0100
Subject: [PATCH 3/4] update mock lockfiles in unit test

Bringing them to 2019's format...
---
 .../commands/self/test_remove_plugins.py      |  2 +-
 tests/console/commands/test_show.py           | 54 +++++++++----------
 tests/installation/test_installer.py          | 34 ++++++------
 tests/installation/test_installer_old.py      | 26 ++++-----
 4 files changed, 58 insertions(+), 58 deletions(-)

diff --git a/tests/console/commands/self/test_remove_plugins.py b/tests/console/commands/self/test_remove_plugins.py
index 5821df82356..2b988443469 100644
--- a/tests/console/commands/self/test_remove_plugins.py
+++ b/tests/console/commands/self/test_remove_plugins.py
@@ -55,7 +55,7 @@ def install_plugin(installed: Repository) -> None:
             "python-versions": "^3.6",
             "platform": "*",
             "content-hash": "123456789",
-            "hashes": {"poetry-plugin": []},
+            "files": {"poetry-plugin": []},
         },
     }
     system_pyproject_file.parent.joinpath("poetry.lock").write_text(
diff --git a/tests/console/commands/test_show.py b/tests/console/commands/test_show.py
index 3d6d60a477b..bd6d8382ea9 100644
--- a/tests/console/commands/test_show.py
+++ b/tests/console/commands/test_show.py
@@ -87,7 +87,7 @@ def test_show_basic_with_installed_packages(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": [], "pytest": []},
+                "files": {"cachy": [], "pendulum": [], "pytest": []},
             },
         }
     )
@@ -168,7 +168,7 @@ def _configure_project_with_groups(poetry: Poetry, installed: Repository) -> Non
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": [], "pytest": []},
+                "files": {"cachy": [], "pendulum": [], "pytest": []},
             },
         }
     )
@@ -293,7 +293,7 @@ def test_show_basic_with_installed_packages_single(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": []},
+                "files": {"cachy": []},
             },
         }
     )
@@ -335,7 +335,7 @@ def test_show_basic_with_installed_packages_single_canonicalized(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"foo-bar": []},
+                "files": {"foo-bar": []},
             },
         }
     )
@@ -390,7 +390,7 @@ def test_show_basic_with_not_installed_packages_non_decorated(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -446,7 +446,7 @@ def test_show_basic_with_not_installed_packages_decorated(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -516,7 +516,7 @@ def test_show_latest_non_decorated(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -586,7 +586,7 @@ def test_show_latest_decorated(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -655,7 +655,7 @@ def test_show_outdated(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -699,7 +699,7 @@ def test_show_outdated_with_only_up_to_date_packages(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": []},
+                "files": {"cachy": []},
             },
         }
     )
@@ -768,7 +768,7 @@ def test_show_outdated_has_prerelease_but_not_allowed(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -843,7 +843,7 @@ def test_show_outdated_has_prerelease_and_allowed(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -912,7 +912,7 @@ def test_show_outdated_formatting(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -1029,7 +1029,7 @@ def test_show_outdated_local_dependencies(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {
+                "files": {
                     "cachy": [],
                     "pendulum": [],
                     "demo": [],
@@ -1136,7 +1136,7 @@ def test_show_outdated_git_dev_dependency(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": [], "demo": [], "pytest": []},
+                "files": {"cachy": [], "pendulum": [], "demo": [], "pytest": []},
             },
         }
     )
@@ -1235,7 +1235,7 @@ def test_show_outdated_no_dev_git_dev_dependency(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": [], "demo": [], "pytest": []},
+                "files": {"cachy": [], "pendulum": [], "demo": [], "pytest": []},
             },
         }
     )
@@ -1296,7 +1296,7 @@ def test_show_hides_incompatible_package(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -1353,7 +1353,7 @@ def test_show_all_shows_incompatible_package(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": []},
+                "files": {"cachy": [], "pendulum": []},
             },
         }
     )
@@ -1429,7 +1429,7 @@ def test_show_non_dev_with_basic_installed_packages(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": [], "pytest": []},
+                "files": {"cachy": [], "pendulum": [], "pytest": []},
             },
         }
     )
@@ -1505,7 +1505,7 @@ def test_show_with_group_only(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": [], "pytest": []},
+                "files": {"cachy": [], "pendulum": [], "pytest": []},
             },
         }
     )
@@ -1580,7 +1580,7 @@ def test_show_with_optional_group(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": [], "pytest": []},
+                "files": {"cachy": [], "pendulum": [], "pytest": []},
             },
         }
     )
@@ -1642,7 +1642,7 @@ def test_show_tree(tester: CommandTester, poetry: Poetry, installed: Repository)
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "msgpack-python": []},
+                "files": {"cachy": [], "msgpack-python": []},
             },
         }
     )
@@ -1709,7 +1709,7 @@ def test_show_tree_no_dev(tester: CommandTester, poetry: Poetry, installed: Repo
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "msgpack-python": [], "pytest": []},
+                "files": {"cachy": [], "msgpack-python": [], "pytest": []},
             },
         }
     )
@@ -1768,7 +1768,7 @@ def test_show_tree_why_package(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"a": [], "b": [], "c": []},
+                "files": {"a": [], "b": [], "c": []},
             },
         }
     )
@@ -1825,7 +1825,7 @@ def test_show_tree_why(tester: CommandTester, poetry: Poetry, installed: Reposit
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"a": [], "b": [], "c": []},
+                "files": {"a": [], "b": [], "c": []},
             },
         }
     )
@@ -1894,7 +1894,7 @@ def test_show_required_by_deps(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"cachy": [], "pendulum": [], "msgpack-python": []},
+                "files": {"cachy": [], "pendulum": [], "msgpack-python": []},
             },
         }
     )
@@ -1983,7 +1983,7 @@ def test_show_dependency_installed_from_git_in_dev(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"demo": [], "pendulum": []},
+                "files": {"demo": [], "pendulum": []},
             },
         }
     )
diff --git a/tests/installation/test_installer.py b/tests/installation/test_installer.py
index 1b8938d4dfb..f7fd6213c58 100644
--- a/tests/installation/test_installer.py
+++ b/tests/installation/test_installer.py
@@ -275,7 +275,7 @@ def test_run_update_after_removing_dependencies(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -351,7 +351,7 @@ def _configure_run_install_dev(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -480,7 +480,7 @@ def test_run_install_does_not_remove_locked_packages_if_installed_but_not_requir
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {package_a.name: [], package_b.name: [], package_c.name: []},
+                "files": {package_a.name: [], package_b.name: [], package_c.name: []},
             },
         }
     )
@@ -550,7 +550,7 @@ def test_run_install_removes_locked_packages_if_installed_and_synchronization_is
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {package_a.name: [], package_b.name: [], package_c.name: []},
+                "files": {package_a.name: [], package_b.name: [], package_c.name: []},
             },
         }
     )
@@ -621,7 +621,7 @@ def test_run_install_removes_no_longer_locked_packages_if_installed(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {package_a.name: [], package_b.name: [], package_c.name: []},
+                "files": {package_a.name: [], package_b.name: [], package_c.name: []},
             },
         }
     )
@@ -699,7 +699,7 @@ def test_run_install_with_synchronization(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {pkg.name: [] for pkg in locked_packages},
+                "files": {pkg.name: [] for pkg in locked_packages},
             },
         }
     )
@@ -741,7 +741,7 @@ def test_run_whitelist_add(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": []},
+                "files": {"A": []},
             },
         }
     )
@@ -798,7 +798,7 @@ def test_run_whitelist_remove(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": []},
+                "files": {"A": [], "B": []},
             },
         }
     )
@@ -1370,7 +1370,7 @@ def test_run_with_prereleases(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": []},
+                "files": {"A": []},
             },
         }
     )
@@ -1414,7 +1414,7 @@ def test_run_changes_category_if_needed(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": []},
+                "files": {"A": []},
             },
         }
     )
@@ -1461,7 +1461,7 @@ def test_run_update_all_with_lock(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": []},
+                "files": {"A": []},
             },
         }
     )
@@ -1520,7 +1520,7 @@ def test_run_update_with_locked_extras(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -1662,7 +1662,7 @@ def test_run_install_duplicate_dependencies_different_constraints_with_lock(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -1737,7 +1737,7 @@ def test_run_update_uninstalls_after_removal_transient_dependency(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": []},
+                "files": {"A": [], "B": []},
             },
         }
     )
@@ -1835,7 +1835,7 @@ def test_run_install_duplicate_dependencies_different_constraints_with_lock_upda
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -2126,7 +2126,7 @@ def test_update_multiple_times_with_split_dependencies_is_idempotent(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": []},
+                "files": {"A": [], "B": []},
             },
         }
     )
@@ -2451,7 +2451,7 @@ def test_installer_should_use_the_locked_version_of_git_dependencies(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"demo": [], "pendulum": []},
+                "files": {"demo": [], "pendulum": []},
             },
         }
     )
diff --git a/tests/installation/test_installer_old.py b/tests/installation/test_installer_old.py
index baa59649ce9..3c7fe7f2e6f 100644
--- a/tests/installation/test_installer_old.py
+++ b/tests/installation/test_installer_old.py
@@ -215,7 +215,7 @@ def test_run_update_after_removing_dependencies(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -292,7 +292,7 @@ def test_run_install_no_group(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -389,7 +389,7 @@ def test_run_install_with_synchronization(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {pkg.name: [] for pkg in locked_packages},
+                "files": {pkg.name: [] for pkg in locked_packages},
             },
         }
     )
@@ -434,7 +434,7 @@ def test_run_whitelist_add(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": []},
+                "files": {"A": []},
             },
         }
     )
@@ -491,7 +491,7 @@ def test_run_whitelist_remove(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": []},
+                "files": {"A": [], "B": []},
             },
         }
     )
@@ -1013,7 +1013,7 @@ def test_run_with_prereleases(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": []},
+                "files": {"A": []},
             },
         }
     )
@@ -1057,7 +1057,7 @@ def test_run_changes_category_if_needed(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": []},
+                "files": {"A": []},
             },
         }
     )
@@ -1104,7 +1104,7 @@ def test_run_update_all_with_lock(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": []},
+                "files": {"A": []},
             },
         }
     )
@@ -1163,7 +1163,7 @@ def test_run_update_with_locked_extras(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -1307,7 +1307,7 @@ def test_run_install_duplicate_dependencies_different_constraints_with_lock(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -1385,7 +1385,7 @@ def test_run_update_uninstalls_after_removal_transient_dependency(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": []},
+                "files": {"A": [], "B": []},
             },
         }
     )
@@ -1486,7 +1486,7 @@ def test_run_install_duplicate_dependencies_different_constraints_with_lock_upda
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": [], "C": []},
+                "files": {"A": [], "B": [], "C": []},
             },
         }
     )
@@ -1742,7 +1742,7 @@ def test_update_multiple_times_with_split_dependencies_is_idempotent(
                 "python-versions": "*",
                 "platform": "*",
                 "content-hash": "123456789",
-                "hashes": {"A": [], "B": []},
+                "files": {"A": [], "B": []},
             },
         }
     )

From e7f7f46c42342a153acecf586c65d681442d474e Mon Sep 17 00:00:00 2001
From: David Hotham <david.hotham@microsoft.com>
Date: Fri, 23 Sep 2022 10:51:08 +0100
Subject: [PATCH 4/4] Bump lockfile format to 2.0

don't write package files out twice
---
 src/poetry/packages/locker.py                 |  11 +-
 tests/console/commands/test_lock.py           |   2 +-
 tests/fixtures/outdated_lock/poetry.lock      |  50 +-------
 tests/fixtures/up_to_date_lock/poetry.lock    |  50 +-------
 .../fixtures/extras-with-dependencies.test    |   8 +-
 tests/installation/fixtures/extras.test       |   8 +-
 .../installation/fixtures/install-no-dev.test |   7 +-
 .../fixtures/no-dependencies.test             |   4 +-
 tests/installation/fixtures/remove.test       |   5 +-
 .../fixtures/update-with-lock.test            |   5 +-
 .../fixtures/update-with-locked-extras.test   |   8 +-
 .../fixtures/with-category-change.test        |   6 +-
 .../fixtures/with-conditional-dependency.test |   5 +-
 .../fixtures/with-dependencies-extras.test    |   7 +-
 .../with-dependencies-nested-extras.test      |   7 +-
 .../fixtures/with-dependencies.test           |   6 +-
 ...irectory-dependency-poetry-transitive.test |  12 +-
 .../with-directory-dependency-poetry.test     |   6 +-
 .../with-directory-dependency-setuptools.test |   7 +-
 .../with-duplicate-dependencies-update.test   |   7 +-
 .../fixtures/with-duplicate-dependencies.test |   7 +-
 .../with-file-dependency-transitive.test      |  10 +-
 .../fixtures/with-file-dependency.test        |   8 +-
 .../fixtures/with-multiple-updates.test       |   7 +-
 .../fixtures/with-optional-dependencies.test  |   7 +-
 .../fixtures/with-platform-dependencies.test  |   8 +-
 .../fixtures/with-prereleases.test            |   6 +-
 .../fixtures/with-pypi-repository.test        |  40 +------
 .../fixtures/with-python-versions.test        |   7 +-
 .../with-same-version-url-dependencies.test   |   6 +-
 .../fixtures/with-sub-dependencies.test       |   8 +-
 .../fixtures/with-url-dependency.test         |   6 +-
 .../with-vcs-dependency-with-extras.test      |   7 +-
 .../with-vcs-dependency-without-ref.test      |   6 +-
 ...ith-wheel-dependency-no-requires-dist.test |   7 +-
 tests/packages/test_locker.py                 | 107 +++++-------------
 36 files changed, 63 insertions(+), 405 deletions(-)

diff --git a/src/poetry/packages/locker.py b/src/poetry/packages/locker.py
index 5ef821d6988..9d1437bf3d4 100644
--- a/src/poetry/packages/locker.py
+++ b/src/poetry/packages/locker.py
@@ -47,7 +47,8 @@
 
 
 class Locker:
-    _VERSION = "1.2"
+    _VERSION = "2.0"
+    _READ_VERSION_RANGE = ">=1,<3"
 
     _legacy_keys = ["dependencies", "source", "extras", "dev-dependencies"]
     _relevant_keys = [*_legacy_keys, "group"]
@@ -258,8 +259,6 @@ def set_lock_data(self, root: Package, packages: list[Package]) -> bool:
             "lock-version": self._VERSION,
             "python-versions": root.python_versions,
             "content-hash": self._content_hash,
-            # TODO stop writing files here, this is deprecated.
-            "files": files,
         }
 
         if not self.is_locked() or lock != self.lock_data:
@@ -307,11 +306,7 @@ def _get_lock_data(self) -> TOMLDocument:
         metadata = cast("Table", lock_data["metadata"])
         lock_version = Version.parse(metadata.get("lock-version", "1.0"))
         current_version = Version.parse(self._VERSION)
-        # We expect the locker to be able to read lock files
-        # from the same semantic versioning range
-        accepted_versions = parse_constraint(
-            f"^{Version.from_parts(current_version.major, 0)}"
-        )
+        accepted_versions = parse_constraint(self._READ_VERSION_RANGE)
         lock_version_allowed = accepted_versions.allows(lock_version)
         if lock_version_allowed and current_version < lock_version:
             logger.warning(
diff --git a/tests/console/commands/test_lock.py b/tests/console/commands/test_lock.py
index 84a997db85f..5d6eb53887e 100644
--- a/tests/console/commands/test_lock.py
+++ b/tests/console/commands/test_lock.py
@@ -146,7 +146,7 @@ def test_lock_no_update(
 
     assert len(packages) == len(locked_repository.packages)
 
-    assert locker.lock_data["metadata"].get("lock-version") == "1.2"
+    assert locker.lock_data["metadata"].get("lock-version") == "2.0"
 
     for package in packages:
         assert locked_repository.find_packages(package.to_dependency())
diff --git a/tests/fixtures/outdated_lock/poetry.lock b/tests/fixtures/outdated_lock/poetry.lock
index 9308c921955..51c1e1d1f09 100644
--- a/tests/fixtures/outdated_lock/poetry.lock
+++ b/tests/fixtures/outdated_lock/poetry.lock
@@ -211,54 +211,6 @@ hash = "sha256:d735b91d6d1692a6a181f2a8c9e0238e5f6373356f561bb9dc4c7af36f452010"
 six = "*"
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "^3.8"
 content-hash = "2f47de5e052dabeff3c1362d3a37b5cfcaf9bbe9d9ce1681207e72ca1f4dab55"
-
-[metadata.files]
-certifi = [
-    {file = "certifi-2020.6.20-py2.py3-none-any.whl", hash = "sha256:8fc0819f1f30ba15bdb34cceffb9ef04d99f420f68eb75d901e9560b8749fc41"},
-    {file = "certifi-2020.6.20.tar.gz", hash = "sha256:5930595817496dd21bb8dc35dad090f1c2cd0adfaf21204bf6732ca5d8ee34d3"},
-]
-chardet = [
-    {file = "chardet-3.0.4-py2.py3-none-any.whl", hash = "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"},
-    {file = "chardet-3.0.4.tar.gz", hash = "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"},
-]
-docker = [
-    {file = "docker-4.3.0-py2.py3-none-any.whl", hash = "sha256:ba118607b0ba6bfc1b236ec32019a355c47b5d012d01d976467d4692ef443929"},
-    {file = "docker-4.3.0.tar.gz", hash = "sha256:431a268f2caf85aa30613f9642da274c62f6ee8bae7d70d968e01529f7d6af93"},
-]
-idna = [
-    {file = "idna-2.10-py2.py3-none-any.whl", hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"},
-    {file = "idna-2.10.tar.gz", hash = "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6"},
-]
-pywin32 = [
-    {file = "pywin32-227-cp27-cp27m-win32.whl", hash = "sha256:371fcc39416d736401f0274dd64c2302728c9e034808e37381b5e1b22be4a6b0"},
-    {file = "pywin32-227-cp27-cp27m-win_amd64.whl", hash = "sha256:4cdad3e84191194ea6d0dd1b1b9bdda574ff563177d2adf2b4efec2a244fa116"},
-    {file = "pywin32-227-cp35-cp35m-win32.whl", hash = "sha256:f4c5be1a293bae0076d93c88f37ee8da68136744588bc5e2be2f299a34ceb7aa"},
-    {file = "pywin32-227-cp35-cp35m-win_amd64.whl", hash = "sha256:a929a4af626e530383a579431b70e512e736e9588106715215bf685a3ea508d4"},
-    {file = "pywin32-227-cp36-cp36m-win32.whl", hash = "sha256:300a2db938e98c3e7e2093e4491439e62287d0d493fe07cce110db070b54c0be"},
-    {file = "pywin32-227-cp36-cp36m-win_amd64.whl", hash = "sha256:9b31e009564fb95db160f154e2aa195ed66bcc4c058ed72850d047141b36f3a2"},
-    {file = "pywin32-227-cp37-cp37m-win32.whl", hash = "sha256:47a3c7551376a865dd8d095a98deba954a98f326c6fe3c72d8726ca6e6b15507"},
-    {file = "pywin32-227-cp37-cp37m-win_amd64.whl", hash = "sha256:31f88a89139cb2adc40f8f0e65ee56a8c585f629974f9e07622ba80199057511"},
-    {file = "pywin32-227-cp38-cp38-win32.whl", hash = "sha256:7f18199fbf29ca99dff10e1f09451582ae9e372a892ff03a28528a24d55875bc"},
-    {file = "pywin32-227-cp38-cp38-win_amd64.whl", hash = "sha256:7c1ae32c489dc012930787f06244426f8356e129184a02c25aef163917ce158e"},
-    {file = "pywin32-227-cp39-cp39-win32.whl", hash = "sha256:c054c52ba46e7eb6b7d7dfae4dbd987a1bb48ee86debe3f245a2884ece46e295"},
-    {file = "pywin32-227-cp39-cp39-win_amd64.whl", hash = "sha256:f27cec5e7f588c3d1051651830ecc00294f90728d19c3bf6916e6dba93ea357c"},
-]
-requests = [
-    {file = "requests-2.24.0-py2.py3-none-any.whl", hash = "sha256:fe75cc94a9443b9246fc7049224f75604b113c36acb93f87b80ed42c44cbb898"},
-    {file = "requests-2.24.0.tar.gz", hash = "sha256:b3559a131db72c33ee969480840fff4bb6dd111de7dd27c8ee1f820f4f00231b"},
-]
-six = [
-    {file = "six-1.15.0-py2.py3-none-any.whl", hash = "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"},
-    {file = "six-1.15.0.tar.gz", hash = "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"},
-]
-urllib3 = [
-    {file = "urllib3-1.25.10-py2.py3-none-any.whl", hash = "sha256:e7983572181f5e1522d9c98453462384ee92a0be7fac5f1413a1e35c56cc0461"},
-    {file = "urllib3-1.25.10.tar.gz", hash = "sha256:91056c15fa70756691db97756772bb1eb9678fa585d9184f24534b100dc60f4a"},
-]
-websocket-client = [
-    {file = "websocket_client-0.57.0-py2.py3-none-any.whl", hash = "sha256:0fc45c961324d79c781bab301359d5a1b00b13ad1b10415a4780229ef71a5549"},
-    {file = "websocket_client-0.57.0.tar.gz", hash = "sha256:d735b91d6d1692a6a181f2a8c9e0238e5f6373356f561bb9dc4c7af36f452010"},
-]
diff --git a/tests/fixtures/up_to_date_lock/poetry.lock b/tests/fixtures/up_to_date_lock/poetry.lock
index 6f3931be704..569ab9d4239 100644
--- a/tests/fixtures/up_to_date_lock/poetry.lock
+++ b/tests/fixtures/up_to_date_lock/poetry.lock
@@ -211,54 +211,6 @@ hash = "sha256:63509b41d158ae5b7f67eb4ad20fecbb4eee99434e73e140354dc3ff8e09716f"
 six = "*"
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "^3.8"
 content-hash = "0cd068218f235c162f7b74bc8faf4ce3387b82daee1c1bb7a97af034f27ee116"
-
-[metadata.files]
-certifi = [
-    {file = "certifi-2020.12.5-py2.py3-none-any.whl", hash = "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"},
-    {file = "certifi-2020.12.5.tar.gz", hash = "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c"},
-]
-chardet = [
-    {file = "chardet-4.0.0-py2.py3-none-any.whl", hash = "sha256:f864054d66fd9118f2e67044ac8981a54775ec5b67aed0441892edb553d21da5"},
-    {file = "chardet-4.0.0.tar.gz", hash = "sha256:0d6f53a15db4120f2b08c94f11e7d93d2c911ee118b6b30a04ec3ee8310179fa"},
-]
-docker = [
-    {file = "docker-4.3.1-py2.py3-none-any.whl", hash = "sha256:13966471e8bc23b36bfb3a6fb4ab75043a5ef1dac86516274777576bed3b9828"},
-    {file = "docker-4.3.1.tar.gz", hash = "sha256:bad94b8dd001a8a4af19ce4becc17f41b09f228173ffe6a4e0355389eef142f2"},
-]
-idna = [
-    {file = "idna-2.10-py2.py3-none-any.whl", hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"},
-    {file = "idna-2.10.tar.gz", hash = "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6"},
-]
-pywin32 = [
-    {file = "pywin32-227-cp27-cp27m-win32.whl", hash = "sha256:371fcc39416d736401f0274dd64c2302728c9e034808e37381b5e1b22be4a6b0"},
-    {file = "pywin32-227-cp27-cp27m-win_amd64.whl", hash = "sha256:4cdad3e84191194ea6d0dd1b1b9bdda574ff563177d2adf2b4efec2a244fa116"},
-    {file = "pywin32-227-cp35-cp35m-win32.whl", hash = "sha256:f4c5be1a293bae0076d93c88f37ee8da68136744588bc5e2be2f299a34ceb7aa"},
-    {file = "pywin32-227-cp35-cp35m-win_amd64.whl", hash = "sha256:a929a4af626e530383a579431b70e512e736e9588106715215bf685a3ea508d4"},
-    {file = "pywin32-227-cp36-cp36m-win32.whl", hash = "sha256:300a2db938e98c3e7e2093e4491439e62287d0d493fe07cce110db070b54c0be"},
-    {file = "pywin32-227-cp36-cp36m-win_amd64.whl", hash = "sha256:9b31e009564fb95db160f154e2aa195ed66bcc4c058ed72850d047141b36f3a2"},
-    {file = "pywin32-227-cp37-cp37m-win32.whl", hash = "sha256:47a3c7551376a865dd8d095a98deba954a98f326c6fe3c72d8726ca6e6b15507"},
-    {file = "pywin32-227-cp37-cp37m-win_amd64.whl", hash = "sha256:31f88a89139cb2adc40f8f0e65ee56a8c585f629974f9e07622ba80199057511"},
-    {file = "pywin32-227-cp38-cp38-win32.whl", hash = "sha256:7f18199fbf29ca99dff10e1f09451582ae9e372a892ff03a28528a24d55875bc"},
-    {file = "pywin32-227-cp38-cp38-win_amd64.whl", hash = "sha256:7c1ae32c489dc012930787f06244426f8356e129184a02c25aef163917ce158e"},
-    {file = "pywin32-227-cp39-cp39-win32.whl", hash = "sha256:c054c52ba46e7eb6b7d7dfae4dbd987a1bb48ee86debe3f245a2884ece46e295"},
-    {file = "pywin32-227-cp39-cp39-win_amd64.whl", hash = "sha256:f27cec5e7f588c3d1051651830ecc00294f90728d19c3bf6916e6dba93ea357c"},
-]
-requests = [
-    {file = "requests-2.25.1-py2.py3-none-any.whl", hash = "sha256:c210084e36a42ae6b9219e00e48287def368a26d03a048ddad7bfee44f75871e"},
-    {file = "requests-2.25.1.tar.gz", hash = "sha256:27973dd4a904a4f13b263a19c866c13b92a39ed1c964655f025f3f8d3d75b804"},
-]
-six = [
-    {file = "six-1.15.0-py2.py3-none-any.whl", hash = "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"},
-    {file = "six-1.15.0.tar.gz", hash = "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"},
-]
-urllib3 = [
-    {file = "urllib3-1.26.3-py2.py3-none-any.whl", hash = "sha256:1b465e494e3e0d8939b50680403e3aedaa2bc434b7d5af64dfd3c958d7f5ae80"},
-    {file = "urllib3-1.26.3.tar.gz", hash = "sha256:de3eedaad74a2683334e282005cd8d7f22f4d55fa690a2a1020a416cb0a47e73"},
-]
-websocket-client = [
-    {file = "websocket_client-0.58.0-py2.py3-none-any.whl", hash = "sha256:44b5df8f08c74c3d82d28100fdc81f4536809ce98a17f0757557813275fbb663"},
-    {file = "websocket_client-0.58.0.tar.gz", hash = "sha256:63509b41d158ae5b7f67eb4ad20fecbb4eee99434e73e140354dc3ff8e09716f"},
-]
diff --git a/tests/installation/fixtures/extras-with-dependencies.test b/tests/installation/fixtures/extras-with-dependencies.test
index e5c03847040..c4b71a2dd00 100644
--- a/tests/installation/fixtures/extras-with-dependencies.test
+++ b/tests/installation/fixtures/extras-with-dependencies.test
@@ -42,11 +42,5 @@ foo = ["C"]
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-B = []
-C = []
-D = []
diff --git a/tests/installation/fixtures/extras.test b/tests/installation/fixtures/extras.test
index 52c623dc656..5c33b6e373f 100644
--- a/tests/installation/fixtures/extras.test
+++ b/tests/installation/fixtures/extras.test
@@ -39,11 +39,5 @@ foo = ["D"]
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-B = []
-C = []
-D = []
diff --git a/tests/installation/fixtures/install-no-dev.test b/tests/installation/fixtures/install-no-dev.test
index 405fafbad67..282c54d578f 100644
--- a/tests/installation/fixtures/install-no-dev.test
+++ b/tests/installation/fixtures/install-no-dev.test
@@ -27,10 +27,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
-"B" = []
-"C" = []
diff --git a/tests/installation/fixtures/no-dependencies.test b/tests/installation/fixtures/no-dependencies.test
index 2f9f69be392..374f79aae8a 100644
--- a/tests/installation/fixtures/no-dependencies.test
+++ b/tests/installation/fixtures/no-dependencies.test
@@ -2,7 +2,5 @@ package = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
diff --git a/tests/installation/fixtures/remove.test b/tests/installation/fixtures/remove.test
index dd33cc672af..3a8f1a33159 100644
--- a/tests/installation/fixtures/remove.test
+++ b/tests/installation/fixtures/remove.test
@@ -9,8 +9,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
diff --git a/tests/installation/fixtures/update-with-lock.test b/tests/installation/fixtures/update-with-lock.test
index 37b09980bb6..fe6f798f87c 100644
--- a/tests/installation/fixtures/update-with-lock.test
+++ b/tests/installation/fixtures/update-with-lock.test
@@ -9,8 +9,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
diff --git a/tests/installation/fixtures/update-with-locked-extras.test b/tests/installation/fixtures/update-with-locked-extras.test
index a95da697644..e748875f102 100644
--- a/tests/installation/fixtures/update-with-locked-extras.test
+++ b/tests/installation/fixtures/update-with-locked-extras.test
@@ -43,11 +43,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
-"B" = []
-"C" = []
-"D" = []
diff --git a/tests/installation/fixtures/with-category-change.test b/tests/installation/fixtures/with-category-change.test
index 69222c44c38..66838707b2e 100644
--- a/tests/installation/fixtures/with-category-change.test
+++ b/tests/installation/fixtures/with-category-change.test
@@ -21,9 +21,5 @@ A = "^1.0"
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
-"B" = []
diff --git a/tests/installation/fixtures/with-conditional-dependency.test b/tests/installation/fixtures/with-conditional-dependency.test
index 4f733bd424b..3fac6462f9b 100644
--- a/tests/installation/fixtures/with-conditional-dependency.test
+++ b/tests/installation/fixtures/with-conditional-dependency.test
@@ -24,8 +24,5 @@ python = ">=3.6,<4.0"
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
diff --git a/tests/installation/fixtures/with-dependencies-extras.test b/tests/installation/fixtures/with-dependencies-extras.test
index 47b0201cce1..0c25d7777f8 100644
--- a/tests/installation/fixtures/with-dependencies-extras.test
+++ b/tests/installation/fixtures/with-dependencies-extras.test
@@ -33,10 +33,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
-"B" = []
-"C" = []
diff --git a/tests/installation/fixtures/with-dependencies-nested-extras.test b/tests/installation/fixtures/with-dependencies-nested-extras.test
index 586731bf68e..c6bc9ce396e 100644
--- a/tests/installation/fixtures/with-dependencies-nested-extras.test
+++ b/tests/installation/fixtures/with-dependencies-nested-extras.test
@@ -39,10 +39,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
-"B" = []
-"C" = []
diff --git a/tests/installation/fixtures/with-dependencies.test b/tests/installation/fixtures/with-dependencies.test
index 9b21eb02b09..2cc6ee051b3 100644
--- a/tests/installation/fixtures/with-dependencies.test
+++ b/tests/installation/fixtures/with-dependencies.test
@@ -18,9 +18,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
-"B" = []
diff --git a/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test b/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
index 6f7f1b62d3f..be7c6b32f2f 100644
--- a/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
+++ b/tests/installation/fixtures/with-directory-dependency-poetry-transitive.test
@@ -100,15 +100,5 @@ url = "project_with_transitive_file_dependencies"
 
 [metadata]
 content-hash = "123456789"
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
-
-[metadata.files]
-demo = [
-    {file = "demo-0.1.0-py2.py3-none-any.whl", hash = "sha256:70e704135718fffbcbf61ed1fc45933cfd86951a744b681000eaaa75da31f17a"},
-]
-inner-directory-project = []
-pendulum = []
-project-with-extras = []
-project-with-transitive-directory-dependencies = []
-project-with-transitive-file-dependencies = []
diff --git a/tests/installation/fixtures/with-directory-dependency-poetry.test b/tests/installation/fixtures/with-directory-dependency-poetry.test
index d67ebd9d718..c4ab25b6047 100644
--- a/tests/installation/fixtures/with-directory-dependency-poetry.test
+++ b/tests/installation/fixtures/with-directory-dependency-poetry.test
@@ -30,9 +30,5 @@ url = "tests/fixtures/project_with_extras"
 
 [metadata]
 content-hash = "123456789"
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
-
-[metadata.files]
-project-with-extras = []
-pendulum = []
diff --git a/tests/installation/fixtures/with-directory-dependency-setuptools.test b/tests/installation/fixtures/with-directory-dependency-setuptools.test
index 2563b3a3ccf..c4700222187 100644
--- a/tests/installation/fixtures/with-directory-dependency-setuptools.test
+++ b/tests/installation/fixtures/with-directory-dependency-setuptools.test
@@ -36,10 +36,5 @@ pendulum = ">=1.4.4"
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-cachy = []
-project-with-setup = []
-pendulum = []
diff --git a/tests/installation/fixtures/with-duplicate-dependencies-update.test b/tests/installation/fixtures/with-duplicate-dependencies-update.test
index 341492cf1e6..ed2544695c3 100644
--- a/tests/installation/fixtures/with-duplicate-dependencies-update.test
+++ b/tests/installation/fixtures/with-duplicate-dependencies-update.test
@@ -33,10 +33,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-B = []
-C = []
diff --git a/tests/installation/fixtures/with-duplicate-dependencies.test b/tests/installation/fixtures/with-duplicate-dependencies.test
index d4e0fe0feb0..c2b16990725 100644
--- a/tests/installation/fixtures/with-duplicate-dependencies.test
+++ b/tests/installation/fixtures/with-duplicate-dependencies.test
@@ -57,10 +57,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-B = []
-C = []
diff --git a/tests/installation/fixtures/with-file-dependency-transitive.test b/tests/installation/fixtures/with-file-dependency-transitive.test
index c032a5f091f..a863af4487a 100644
--- a/tests/installation/fixtures/with-file-dependency-transitive.test
+++ b/tests/installation/fixtures/with-file-dependency-transitive.test
@@ -64,13 +64,5 @@ url = "project_with_transitive_file_dependencies"
 
 [metadata]
 content-hash = "123456789"
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
-
-[metadata.files]
-demo = [
-    {file = "demo-0.1.0-py2.py3-none-any.whl", hash = "sha256:70e704135718fffbcbf61ed1fc45933cfd86951a744b681000eaaa75da31f17a"},
-]
-inner-directory-project = []
-pendulum = []
-project-with-transitive-file-dependencies = []
diff --git a/tests/installation/fixtures/with-file-dependency.test b/tests/installation/fixtures/with-file-dependency.test
index 2ad0e06d80f..15b080c0002 100644
--- a/tests/installation/fixtures/with-file-dependency.test
+++ b/tests/installation/fixtures/with-file-dependency.test
@@ -32,11 +32,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-demo = [
-    {file = "demo-0.1.0-py2.py3-none-any.whl", hash = "sha256:70e704135718fffbcbf61ed1fc45933cfd86951a744b681000eaaa75da31f17a"},
-]
-pendulum = []
diff --git a/tests/installation/fixtures/with-multiple-updates.test b/tests/installation/fixtures/with-multiple-updates.test
index b206f043115..929322c608d 100644
--- a/tests/installation/fixtures/with-multiple-updates.test
+++ b/tests/installation/fixtures/with-multiple-updates.test
@@ -43,10 +43,5 @@ files = []
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-B = []
-C = []
diff --git a/tests/installation/fixtures/with-optional-dependencies.test b/tests/installation/fixtures/with-optional-dependencies.test
index 37974ffc1a7..f3f6ff16882 100644
--- a/tests/installation/fixtures/with-optional-dependencies.test
+++ b/tests/installation/fixtures/with-optional-dependencies.test
@@ -33,10 +33,5 @@ foo = ["A"]
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-C = []
-D = []
diff --git a/tests/installation/fixtures/with-platform-dependencies.test b/tests/installation/fixtures/with-platform-dependencies.test
index 6048edc2cd9..32ff7af1884 100644
--- a/tests/installation/fixtures/with-platform-dependencies.test
+++ b/tests/installation/fixtures/with-platform-dependencies.test
@@ -42,11 +42,5 @@ foo = ["A"]
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-B = []
-C = []
-D = []
diff --git a/tests/installation/fixtures/with-prereleases.test b/tests/installation/fixtures/with-prereleases.test
index 902dfb1a683..8c29f0dfb0a 100644
--- a/tests/installation/fixtures/with-prereleases.test
+++ b/tests/installation/fixtures/with-prereleases.test
@@ -18,9 +18,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"A" = []
-"B" = []
diff --git a/tests/installation/fixtures/with-pypi-repository.test b/tests/installation/fixtures/with-pypi-repository.test
index bd8eae34fa2..03444764ee9 100644
--- a/tests/installation/fixtures/with-pypi-repository.test
+++ b/tests/installation/fixtures/with-pypi-repository.test
@@ -166,43 +166,5 @@ hash = "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-attrs = [
-    {file = "attrs-17.4.0-py2.py3-none-any.whl", hash = "sha256:a17a9573a6f475c99b551c0e0a812707ddda1ec9653bed04c13841404ed6f450"},
-    {file = "attrs-17.4.0.tar.gz", hash = "sha256:1c7960ccfd6a005cd9f7ba884e6316b5e430a3f1a6c37c5f87d8b43f83b54ec9"},
-]
-colorama = [
-    {file = "colorama-0.3.9-py2.py3-none-any.whl", hash = "sha256:463f8483208e921368c9f306094eb6f725c6ca42b0f97e313cb5d5512459feda"},
-    {file = "colorama-0.3.9.tar.gz", hash = "sha256:48eb22f4f8461b1df5734a074b57042430fb06e1d61bd1e11b078c0fe6d7a1f1"},
-]
-funcsigs = [
-    {file = "funcsigs-1.0.2-py2.py3-none-any.whl", hash = "sha256:330cc27ccbf7f1e992e69fef78261dc7c6569012cf397db8d3de0234e6c937ca"},
-    {file = "funcsigs-1.0.2.tar.gz", hash = "sha256:a7bb0f2cf3a3fd1ab2732cb49eba4252c2af4240442415b4abce3b87022a8f50"},
-]
-more-itertools = [
-    {file = "more-itertools-4.1.0.tar.gz", hash = "sha256:c9ce7eccdcb901a2c75d326ea134e0886abfbea5f93e91cc95de9507c0816c44"},
-    {file = "more_itertools-4.1.0-py2-none-any.whl", hash = "sha256:11a625025954c20145b37ff6309cd54e39ca94f72f6bb9576d1195db6fa2442e"},
-    {file = "more_itertools-4.1.0-py3-none-any.whl", hash = "sha256:0dd8f72eeab0d2c3bd489025bb2f6a1b8342f9b198f6fc37b52d15cfa4531fea"},
-]
-pluggy = [
-    {file = "pluggy-0.6.0.tar.gz", hash = "sha256:7f8ae7f5bdf75671a718d2daf0a64b7885f74510bcd98b1a0bb420eb9a9d0cff"},
-]
-py = [
-    {file = "py-1.5.3-py2.py3-none-any.whl", hash = "sha256:983f77f3331356039fdd792e9220b7b8ee1aa6bd2b25f567a963ff1de5a64f6a"},
-    {file = "py-1.5.3.tar.gz", hash = "sha256:29c9fab495d7528e80ba1e343b958684f4ace687327e6f789a94bf3d1915f881"},
-]
-pytest = [
-    {file = "pytest-3.5.0-py2.py3-none-any.whl", hash = "sha256:6266f87ab64692112e5477eba395cfedda53b1933ccd29478e671e73b420c19c"},
-    {file = "pytest-3.5.0.tar.gz", hash = "sha256:fae491d1874f199537fd5872b5e1f0e74a009b979df9d53d1553fd03da1703e1"},
-]
-setuptools = [
-    {file = "setuptools-39.2.0-py2.py3-none-any.whl", hash = "sha256:8fca9275c89964f13da985c3656cb00ba029d7f3916b37990927ffdf264e7926"},
-    {file = "setuptools-39.2.0.zip", hash = "sha256:f7cddbb5f5c640311eb00eab6e849f7701fa70bf6a183fc8a2c33dd1d1672fb2"},
-]
-six = [
-    {file = "six-1.11.0-py2.py3-none-any.whl", hash = "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb"},
-    {file = "six-1.11.0.tar.gz", hash = "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"},
-]
diff --git a/tests/installation/fixtures/with-python-versions.test b/tests/installation/fixtures/with-python-versions.test
index 412a1ff1598..39b18c5132e 100644
--- a/tests/installation/fixtures/with-python-versions.test
+++ b/tests/installation/fixtures/with-python-versions.test
@@ -27,10 +27,5 @@ files = []
 
 [metadata]
 python-versions = "~2.7 || ^3.4"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-B = []
-C = []
diff --git a/tests/installation/fixtures/with-same-version-url-dependencies.test b/tests/installation/fixtures/with-same-version-url-dependencies.test
index c28464c4c6d..e80c72a3d03 100644
--- a/tests/installation/fixtures/with-same-version-url-dependencies.test
+++ b/tests/installation/fixtures/with-same-version-url-dependencies.test
@@ -49,9 +49,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-demo = []
-pendulum = []
diff --git a/tests/installation/fixtures/with-sub-dependencies.test b/tests/installation/fixtures/with-sub-dependencies.test
index 4f16246d6f1..ac967d6fa72 100644
--- a/tests/installation/fixtures/with-sub-dependencies.test
+++ b/tests/installation/fixtures/with-sub-dependencies.test
@@ -42,11 +42,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-A = []
-B = []
-C = []
-D = []
diff --git a/tests/installation/fixtures/with-url-dependency.test b/tests/installation/fixtures/with-url-dependency.test
index ddf9ce6e479..13cab35bc46 100644
--- a/tests/installation/fixtures/with-url-dependency.test
+++ b/tests/installation/fixtures/with-url-dependency.test
@@ -29,9 +29,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-demo = []
-pendulum = []
diff --git a/tests/installation/fixtures/with-vcs-dependency-with-extras.test b/tests/installation/fixtures/with-vcs-dependency-with-extras.test
index 3e7a657988f..12c5da5c941 100644
--- a/tests/installation/fixtures/with-vcs-dependency-with-extras.test
+++ b/tests/installation/fixtures/with-vcs-dependency-with-extras.test
@@ -41,10 +41,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-demo = []
-pendulum = []
-cleo = []
diff --git a/tests/installation/fixtures/with-vcs-dependency-without-ref.test b/tests/installation/fixtures/with-vcs-dependency-without-ref.test
index 8f398146776..67c2c962eb5 100644
--- a/tests/installation/fixtures/with-vcs-dependency-without-ref.test
+++ b/tests/installation/fixtures/with-vcs-dependency-without-ref.test
@@ -28,9 +28,5 @@ files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-demo = []
-pendulum = []
diff --git a/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test b/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
index 267160acf3d..a484b41e8cd 100644
--- a/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
+++ b/tests/installation/fixtures/with-wheel-dependency-no-requires-dist.test
@@ -16,10 +16,5 @@ url = "tests/fixtures/wheel_with_no_requires_dist/demo-0.1.0-py2.py3-none-any.wh
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-demo = [
-    {file = "demo-0.1.0-py2.py3-none-any.whl", hash = "sha256:c25eb81459126848a1788eb3520d1a32014eb51ce3d3bae88c56bfdde4ce02db"},
-]
diff --git a/tests/packages/test_locker.py b/tests/packages/test_locker.py
index d028f355ee6..b0be7e1a528 100644
--- a/tests/packages/test_locker.py
+++ b/tests/packages/test_locker.py
@@ -197,20 +197,9 @@ def test_lock_file_data_is_ordered(locker: Locker, root: ProjectPackage):
 url = "https://example.org/url-package-1.0-cp39-win_amd64.whl"
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-A = [
-    {{file = "bar", hash = "123"}},
-    {{file = "foo", hash = "456"}},
-    {{file = "baz", hash = "345"}},
-]
-B = []
-git-package = []
-git-package-subdir = []
-url-package = []
 """  # noqa: E800
 
     assert content == expected
@@ -227,6 +216,7 @@ def test_locker_properly_loads_extras(locker: Locker):
 category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+files = []
 
 [package.dependencies]
 msgpack = "*"
@@ -241,12 +231,9 @@ def test_locker_properly_loads_extras(locker: Locker):
 redis = ["redis (>=2.10.5)"]
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "~2.7 || ^3.4"
 content-hash = "c3d07fca33fba542ef2b2a4d75bf5b48d892d21a830e2ad9c952ba5123a52f77"
-
-[metadata.files]
-cachecontrol = []
 """  # noqa: E800
 
     locker.lock.write(tomlkit.parse(content))
@@ -274,6 +261,7 @@ def test_locker_properly_loads_nested_extras(locker: Locker):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 b = {{version = "^1.0", optional = true, extras = "c"}}
@@ -288,6 +276,7 @@ def test_locker_properly_loads_nested_extras(locker: Locker):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 c = {{version = "^1.0", optional = true}}
@@ -302,16 +291,12 @@ def test_locker_properly_loads_nested_extras(locker: Locker):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"a" = []
-"b" = []
-"c" = []
 """  # noqa: E800
 
     locker.lock.write(tomlkit.parse(content))
@@ -356,6 +341,7 @@ def test_locker_properly_loads_extras_legacy(locker: Locker):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.dependencies]
 b = {{version = "^1.0", optional = true}}
@@ -370,15 +356,12 @@ def test_locker_properly_loads_extras_legacy(locker: Locker):
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [metadata]
 python-versions = "*"
-lock-version = "1.2"
+lock-version = "2.0"
 content-hash = "123456789"
-
-[metadata.files]
-"a" = []
-"b" = []
 """  # noqa: E800
 
     locker.lock.write(tomlkit.parse(content))
@@ -407,6 +390,7 @@ def test_locker_properly_loads_subdir(locker: Locker) -> None:
 optional = false
 python-versions = "*"
 develop = false
+files = []
 
 [package.source]
 type = "git"
@@ -416,12 +400,9 @@ def test_locker_properly_loads_subdir(locker: Locker) -> None:
 subdirectory = "subdir"
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-git-package-subdir = []
 """
     locker.lock.write(tomlkit.parse(content))
 
@@ -571,12 +552,9 @@ def test_lock_packages_with_null_description(locker: Locker, root: ProjectPackag
 files = []
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-A = []
 """  # noqa: E800
 
     assert content == expected
@@ -615,12 +593,9 @@ def test_lock_file_should_not_have_mixed_types(locker: Locker, root: ProjectPack
 foo = ["B (>=1.0.0)"]
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-A = []
 """  # noqa: E800
 
     with locker.lock.open(encoding="utf-8") as f:
@@ -640,6 +615,7 @@ def test_reading_lock_file_should_raise_an_error_on_invalid_data(locker: Locker)
 category = "main"
 optional = false
 python-versions = "*"
+files = []
 
 [package.extras]
 foo = ["bar"]
@@ -648,12 +624,9 @@ def test_reading_lock_file_should_raise_an_error_on_invalid_data(locker: Locker)
 foo = ["bar"]
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-A = []
 """  # noqa: E800
     with locker.lock.open("w", encoding="utf-8") as f:
         f.write(content)
@@ -699,12 +672,9 @@ def test_locking_legacy_repository_package_should_include_source_section(
 reference = "legacy"
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-A = []
 """  # noqa: E800
 
     assert content == expected
@@ -719,8 +689,6 @@ def test_locker_should_emit_warnings_if_lock_version_is_newer_but_allowed(
 lock-version = "{version}"
 python-versions = "~2.7 || ^3.4"
 content-hash = "c3d07fca33fba542ef2b2a4d75bf5b48d892d21a830e2ad9c952ba5123a52f77"
-
-[metadata.files]
 """
     caplog.set_level(logging.WARNING, logger="poetry.packages.locker")
 
@@ -748,11 +716,9 @@ def test_locker_should_raise_an_error_if_lock_version_is_newer_and_not_allowed(
 # {GENERATED_COMMENT}
 
 [metadata]
-lock-version = "2.0"
+lock-version = "3.0"
 python-versions = "~2.7 || ^3.4"
 content-hash = "c3d07fca33fba542ef2b2a4d75bf5b48d892d21a830e2ad9c952ba5123a52f77"
-
-[metadata.files]
 """  # noqa: E800
     caplog.set_level(logging.WARNING, logger="poetry.packages.locker")
 
@@ -789,12 +755,9 @@ def test_extras_dependencies_are_ordered(locker: Locker, root: ProjectPackage):
 B = {{version = "^1.0.0", extras = ["a", "b", "c"], optional = true}}
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-A = []
 """  # noqa: E800
 
     with locker.lock.open(encoding="utf-8") as f:
@@ -806,10 +769,7 @@ def test_extras_dependencies_are_ordered(locker: Locker, root: ProjectPackage):
 def test_locker_should_neither_emit_warnings_nor_raise_error_for_lower_compatible_versions(  # noqa: E501
     locker: Locker, caplog: LogCaptureFixture
 ):
-    current_version = Version.parse(Locker._VERSION)
-    older_version = ".".join(
-        [str(current_version.major), str(current_version.minor - 1)]
-    )
+    older_version = "1.1"
     content = f"""\
 [metadata]
 lock-version = "{older_version}"
@@ -887,12 +847,9 @@ def test_locker_dumps_dependency_information_correctly(
 F = {{git = "https://github.com/python-poetry/poetry.git", branch = "foo"}}
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-A = []
 """  # noqa: E800
 
     assert content == expected
@@ -935,12 +892,9 @@ def test_locker_dumps_subdir(locker: Locker, root: ProjectPackage) -> None:
 subdirectory = "subdir"
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-git-package-subdir = []
 """  # noqa: E800
 
     assert content == expected
@@ -984,12 +938,9 @@ def test_locker_dumps_dependency_extras_in_correct_order(
 C = ["first (==1.0.0)", "second (==1.0.0)", "third (==1.0.0)"]
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-A = []
 """  # noqa: E800
 
     assert content == expected
@@ -1009,6 +960,7 @@ def test_locked_repository_uses_root_dir_of_package(
 optional = false
 python-versions = "^2.7.9"
 develop = true
+file = []
 
 [package.dependencies]
 lib-b = {{path = "../libB", develop = true}}
@@ -1018,13 +970,9 @@ def test_locked_repository_uses_root_dir_of_package(
 url = "lib/libA"
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-lib-a = []
-lib-b = []
 """  # noqa: E800
 
     locker.lock.write(tomlkit.parse(content))
@@ -1166,12 +1114,9 @@ def test_lock_file_resolves_file_url_symlinks(root: ProjectPackage):
 resolved_reference = "123456"
 
 [metadata]
-lock-version = "1.2"
+lock-version = "2.0"
 python-versions = "*"
 content-hash = "115cf985d932e9bf5f540555bbdd75decbb62cac81e399375fc19f6277f8c1d8"
-
-[metadata.files]
-local-package = []
 """  # noqa: E800
 
             assert content == expected