Allow use of custom runners (#44)

.pre-commit-config.yaml

@@ -16,18 +16,18 @@ repos:
           - prettier
           - prettier-plugin-toml
   - repo: https://github.com/streetsidesoftware/cspell-cli
-    rev: v8.13.3
+    rev: v8.14.0
     hooks:
       - id: cspell
         # entry: codespell --relative
         args: [--relative, --no-progress, --no-summary]
         name: Spell check with cspell
   - repo: https://github.com/sirosen/check-jsonschema
-    rev: 0.29.2
+    rev: 0.29.3
     hooks:
       - id: check-github-workflows
   - repo: https://github.com/pre-commit/pre-commit-hooks.git
-    rev: v4.6.0
+    rev: v5.0.0
     hooks:
       - id: end-of-file-fixer
       - id: trailing-whitespace
@@ -36,14 +36,14 @@ repos:
       - id: check-executables-have-shebangs
       - id: check-merge-conflict
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.6.3"
+    rev: "v0.6.9"
     hooks:
       - id: ruff
         args: [--fix, --exit-non-zero-on-fix]
         additional_dependencies:
           - pytest
   - repo: https://github.com/psf/black
-    rev: 24.8.0
+    rev: 24.10.0
     hooks:
       - id: black
         language_version: python3
@@ -57,7 +57,7 @@ repos:
           - actions-toolkit
           - pytest
   - repo: https://github.com/pycqa/pylint
-    rev: v3.2.7
+    rev: v3.3.1
     hooks:
       - id: pylint
         args:

README.md

@@ -68,6 +68,10 @@ jobs:
             lint
             pkg
             py39-all:tox -f py39
+            py39-arm64:tox -e py39:runner=ubuntu-24.04-arm64
+          # ^ job-visible name : optional command : optional arguments
+          # command can use ; as separator to run multiple commands
+          # the only recognized argument is now 'runner'
 
   build:
     name: ${{ matrix.name }}

entrypoint.py

@@ -76,7 +76,7 @@ def produce_output(output: dict[str, Any]) -> None:
 
 
 # loop list staring with given item
-# pylint: disable=too-many-locals,too-many-branches
+# pylint: disable=too-many-locals,too-many-branches,too-many-statements
 def main() -> None:  # noqa: C901,PLR0912,PLR0915
     """Main."""
     # print all env vars starting with INPUT_
@@ -121,8 +121,25 @@ def sort_key(s: str) -> tuple[int, str]:
         core.info(f"Known platforms sorted: {platform_names_sorted}")
 
         for line in other_names:
-            name, _ = line.split(":", 1) if ":" in line else (line, f"tox -e {line}")
-            commands = _.split(";")
+            # line can look like:
+            # - name
+            # - name:command1;command2
+            # - name:command:runner=ubuntu-20.04
+            segments = line.split(":")
+            name = segments[0]
+            commands = [f"tox -e {name}"]  # implicit commands if not provided
+            args = {}
+            if len(segments) > 1 and segments[1]:
+                commands = segments[1].split(";")
+            if len(segments) > 2:  # noqa: PLR2004
+                # we have arguments foo=bar;baz=qux
+                try:
+                    args = dict(x.split("=") for x in segments[2].split(";"))
+                except ValueError:
+                    core.set_failed(
+                        f"Action failed due to optional args not having the expected format 'a=b;c=d', value being '{segments[2]}'",
+                    )
+
             env_python = default_python
             # Check for using correct python version for other_names like py310-devel.
             pythons: list[str] = []
@@ -131,17 +148,19 @@ def sort_key(s: str) -> tuple[int, str]:
                 pythons.append(PYTHON_REDIRECTS.get(env_python, env_python))
             if not pythons:
                 pythons.append(default_python)
-            for platform_name in platform_names_sorted:
-                if platform_name in name:
-                    break
-            else:
-                platform_name = "linux"  # implicit platform (os) to use
+            if "runner" not in args:
+                for platform_name in platform_names_sorted:
+                    if platform_name in name:
+                        break
+                else:
+                    platform_name = "linux"  # implicit platform (os) to use
+                args["runner"] = PLATFORM_MAP[platform_name]
 
             data = {
                 "name": name,
                 "command": commands[0],
                 "python_version": "\n".join(pythons),
-                "os": PLATFORM_MAP[platform_name],
+                "os": args["runner"],
             }
             for index, command in enumerate(commands[1:]):
                 data[f"command{index + 2}"] = command

tests/test_action.py

@@ -19,7 +19,7 @@
                 "INPUT_MACOS": "minmax",
                 "INPUT_MAX_PYTHON": "3.8",
                 "INPUT_MIN_PYTHON": "3.8",
-                "INPUT_OTHER_NAMES": "z\nall-linux-arm64:tox -e py38-unit;tox -e py310-integration",
+                "INPUT_OTHER_NAMES": "z\nall-linux-arm64:tox -e py38-unit;tox -e py310-integration\nfoo::runner=custom-arm64",
                 "INPUT_PLATFORMS": "linux-arm64:ubuntu-24.04-arm64-2core",
                 "INPUT_SKIP_EXPLODE": "1",
                 "INPUT_WINDOWS": "minmax",
@@ -34,6 +34,12 @@
                             "os": "ubuntu-24.04-arm64-2core",
                             "python_version": "3.8\n3.10",
                         },
+                        {
+                            "command": "tox -e foo",
+                            "name": "foo",
+                            "os": "custom-arm64",
+                            "python_version": "3.8",
+                        },
                         {
                             "command": "tox -e z",
                             "name": "z",

tox.ini

@@ -21,6 +21,7 @@ commands_pre =
   {envpython} -m pip check
 commands =
   coverage run -m pytest {posargs:\
+    -v \
     -n 0 \
     -ra \
     --showlocals \