From ac4ff7037d4669548d3b670c2f776db0a8046a76 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebasti=C3=A1n=20Ram=C3=ADrez?= <tiangolo@gmail.com>
Date: Sat, 28 Dec 2019 11:39:53 +0100
Subject: [PATCH 1/2] :bug: Fix testing CliRunner

---
 typer/testing.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/typer/testing.py b/typer/testing.py
index 1a07c43f2b..88cd83dc6b 100644
--- a/typer/testing.py
+++ b/typer/testing.py
@@ -8,7 +8,6 @@ class CliRunner(ClickCliRunner):
     def invoke(  # type: ignore
         self,
         app: Typer,
-        cli: Typer,
         args: Optional[Union[str, Iterable[str]]] = None,
         input: Optional[Union[bytes, Text, IO[Any]]] = None,
         env: Optional[Mapping[str, str]] = None,

From 45f995c6aa8181e136acf9eb02783c01190131ce Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebasti=C3=A1n=20Ram=C3=ADrez?= <tiangolo@gmail.com>
Date: Sat, 28 Dec 2019 13:57:56 +0100
Subject: [PATCH 2/2] :white_check_mark: Add tests for the first steps

---
 scripts/test.sh                               |  2 +
 .../test_first_steps/test_tutorial001.py      | 16 +++++-
 .../test_first_steps/test_tutorial002.py      | 33 ++++++++++++
 .../test_first_steps/test_tutorial003.py      | 33 ++++++++++++
 .../test_first_steps/test_tutorial004.py      | 45 ++++++++++++++++
 .../test_first_steps/test_tutorial005.py      | 52 +++++++++++++++++++
 6 files changed, 179 insertions(+), 2 deletions(-)
 create mode 100644 tests/test_tutorial/test_first_steps/test_tutorial002.py
 create mode 100644 tests/test_tutorial/test_first_steps/test_tutorial003.py
 create mode 100644 tests/test_tutorial/test_first_steps/test_tutorial004.py
 create mode 100644 tests/test_tutorial/test_first_steps/test_tutorial005.py

diff --git a/scripts/test.sh b/scripts/test.sh
index 6edfebf6c3..5440f2ce2e 100755
--- a/scripts/test.sh
+++ b/scripts/test.sh
@@ -6,3 +6,5 @@ set -x
 export PYTHONPATH=./docs/src
 pytest --cov=typer --cov=tests --cov=docs/src --cov-report=term-missing ${@}
 bash ./scripts/lint.sh
+# Check README.md is up to date
+diff --brief docs/index.md README.md
diff --git a/tests/test_tutorial/test_first_steps/test_tutorial001.py b/tests/test_tutorial/test_first_steps/test_tutorial001.py
index cd638359e4..d7b8473618 100644
--- a/tests/test_tutorial/test_first_steps/test_tutorial001.py
+++ b/tests/test_tutorial/test_first_steps/test_tutorial001.py
@@ -1,13 +1,25 @@
+import subprocess
+
 import typer
 from typer.testing import CliRunner
 
-from first_steps.tutorial001 import main
+from first_steps import tutorial001 as mod
 
 runner = CliRunner()
 
 
 def test_cli():
     app = typer.Typer()
-    app.command()(main)
+    app.command()(mod.main)
     result = runner.invoke(app, [])
     assert result.output == "Hello World\n"
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", "--parallel-mode", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout
diff --git a/tests/test_tutorial/test_first_steps/test_tutorial002.py b/tests/test_tutorial/test_first_steps/test_tutorial002.py
new file mode 100644
index 0000000000..9c70a3e577
--- /dev/null
+++ b/tests/test_tutorial/test_first_steps/test_tutorial002.py
@@ -0,0 +1,33 @@
+import subprocess
+
+import typer
+from typer.testing import CliRunner
+
+from first_steps import tutorial002 as mod
+
+runner = CliRunner()
+
+app = typer.Typer()
+app.command()(mod.main)
+
+
+def test_1():
+    result = runner.invoke(app, [])
+    assert result.exit_code != 0
+    assert 'Error: Missing argument "NAME"' in result.output
+
+
+def test_2():
+    result = runner.invoke(app, ["Camila"])
+    assert result.exit_code == 0
+    assert "Hello Camila" in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", "--parallel-mode", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout
diff --git a/tests/test_tutorial/test_first_steps/test_tutorial003.py b/tests/test_tutorial/test_first_steps/test_tutorial003.py
new file mode 100644
index 0000000000..bf0038dadf
--- /dev/null
+++ b/tests/test_tutorial/test_first_steps/test_tutorial003.py
@@ -0,0 +1,33 @@
+import subprocess
+
+import typer
+from typer.testing import CliRunner
+
+from first_steps import tutorial003 as mod
+
+runner = CliRunner()
+
+app = typer.Typer()
+app.command()(mod.main)
+
+
+def test_1():
+    result = runner.invoke(app, ["Camila"])
+    assert result.exit_code != 0
+    assert 'Error: Missing argument "LASTNAME"' in result.output
+
+
+def test_2():
+    result = runner.invoke(app, ["Camila", "Gutiérrez"])
+    assert result.exit_code == 0
+    assert "Hello Camila Gutiérrez" in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", "--parallel-mode", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout
diff --git a/tests/test_tutorial/test_first_steps/test_tutorial004.py b/tests/test_tutorial/test_first_steps/test_tutorial004.py
new file mode 100644
index 0000000000..e00f5a2041
--- /dev/null
+++ b/tests/test_tutorial/test_first_steps/test_tutorial004.py
@@ -0,0 +1,45 @@
+import subprocess
+
+import typer
+from typer.testing import CliRunner
+
+from first_steps import tutorial004 as mod
+
+runner = CliRunner()
+
+app = typer.Typer()
+app.command()(mod.main)
+
+
+def test_1():
+    result = runner.invoke(app, ["Camila", "Gutiérrez"])
+    assert result.exit_code == 0
+    assert "Hello Camila Gutiérrez" in result.output
+
+
+def test_formal_1():
+    result = runner.invoke(app, ["Camila", "Gutiérrez", "--formal"])
+    assert result.exit_code == 0
+    assert "Good day Ms. Camila Gutiérrez." in result.output
+
+
+def test_formal_2():
+    result = runner.invoke(app, ["Camila", "--formal", "Gutiérrez"])
+    assert result.exit_code == 0
+    assert "Good day Ms. Camila Gutiérrez." in result.output
+
+
+def test_formal_3():
+    result = runner.invoke(app, ["--formal", "Camila", "Gutiérrez"])
+    assert result.exit_code == 0
+    assert "Good day Ms. Camila Gutiérrez." in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", "--parallel-mode", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout
diff --git a/tests/test_tutorial/test_first_steps/test_tutorial005.py b/tests/test_tutorial/test_first_steps/test_tutorial005.py
new file mode 100644
index 0000000000..4aa2e722e5
--- /dev/null
+++ b/tests/test_tutorial/test_first_steps/test_tutorial005.py
@@ -0,0 +1,52 @@
+import subprocess
+
+import typer
+from typer.testing import CliRunner
+
+from first_steps import tutorial005 as mod
+
+runner = CliRunner()
+
+app = typer.Typer()
+app.command()(mod.main)
+
+
+def test_help():
+    result = runner.invoke(app, ["--help"])
+    assert result.exit_code == 0
+    assert "--lastname TEXT" in result.output
+    assert "--formal / --no-formal" in result.output
+
+
+def test_1():
+    result = runner.invoke(app, ["Camila"])
+    assert result.exit_code == 0
+    assert "Hello Camila" in result.output
+
+
+def test_option_lastname():
+    result = runner.invoke(app, ["Camila", "--lastname", "Gutiérrez"])
+    assert result.exit_code == 0
+    assert "Hello Camila Gutiérrez" in result.output
+
+
+def test_option_lastname_2():
+    result = runner.invoke(app, ["--lastname", "Gutiérrez", "Camila"])
+    assert result.exit_code == 0
+    assert "Hello Camila Gutiérrez" in result.output
+
+
+def test_formal_1():
+    result = runner.invoke(app, ["Camila", "--lastname", "Gutiérrez", "--formal"])
+    assert result.exit_code == 0
+    assert "Good day Ms. Camila Gutiérrez." in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", "--parallel-mode", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout