✅ Add tests for Commands

tests/test_tutorial/test_commands/test_tutorial001.py

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+import subprocess
+from commands import tutorial001 as mod
+
+from typer.testing import CliRunner
+
+app = mod.app
+
+runner = CliRunner()
+
+
+def test_no_arg():
+    result = runner.invoke(app)
+    assert result.exit_code != 0
+    assert 'Error: Missing argument "NAME".' in result.output
+
+
+def test_arg():
+    result = runner.invoke(app, ["Camila"])
+    assert result.exit_code == 0
+    assert "Hello Camila" in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout

tests/test_tutorial/test_commands/test_tutorial002.py

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+import subprocess
+from commands import tutorial002 as mod
+
+from typer.testing import CliRunner
+
+app = mod.app
+
+runner = CliRunner()
+
+
+def test_help():
+    result = runner.invoke(app, ["--help"])
+    assert result.exit_code == 0
+    assert "[OPTIONS] COMMAND [ARGS]..." in result.output
+    assert "Commands:" in result.output
+    assert "create" in result.output
+    assert "delete" in result.output
+
+
+def test_create():
+    result = runner.invoke(app, ["create"])
+    assert result.exit_code == 0
+    assert "Creating user: Hiro Hamada" in result.output
+
+
+def test_delete():
+    result = runner.invoke(app, ["delete"])
+    assert result.exit_code == 0
+    assert "Deleting user: Hiro Hamada" in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout

tests/test_tutorial/test_commands/test_tutorial003.py

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+import subprocess
+from commands import tutorial003 as mod
+
+from typer.testing import CliRunner
+
+app = mod.app
+
+runner = CliRunner()
+
+
+def test_help_create():
+    result = runner.invoke(app, ["create", "--help"])
+    assert result.exit_code == 0
+    assert "create [OPTIONS] USERNAME" in result.output
+
+
+def test_help_delete():
+    result = runner.invoke(app, ["delete", "--help"])
+    assert result.exit_code == 0
+    assert "delete [OPTIONS] USERNAME" in result.output
+
+
+def test_create():
+    result = runner.invoke(app, ["create", "Camila"])
+    assert result.exit_code == 0
+    assert "Creating user: Camila" in result.output
+
+
+def test_delete():
+    result = runner.invoke(app, ["delete", "Camila"])
+    assert result.exit_code == 0
+    assert "Deleting user: Camila" in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout

tests/test_tutorial/test_commands/test_tutorial004.py

@@ -0,0 +1,75 @@
+import subprocess
+from commands import tutorial004 as mod
+
+from typer.testing import CliRunner
+
+app = mod.app
+
+runner = CliRunner()
+
+
+def test_help():
+    result = runner.invoke(app, ["--help"])
+    assert result.exit_code == 0
+    assert "Commands:" in result.output
+    assert "create" in result.output
+    assert "delete" in result.output
+    assert "delete-all" in result.output
+    assert "init" in result.output
+
+
+def test_create():
+    result = runner.invoke(app, ["create", "Camila"])
+    assert result.exit_code == 0
+    assert "Creating user: Camila" in result.output
+
+
+def test_delete():
+    result = runner.invoke(app, ["delete", "Camila"], input="y\n")
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete the user? [y/N]:" in result.output
+    assert "Deleting user: Camila" in result.output
+
+
+def test_no_delete():
+    result = runner.invoke(app, ["delete", "Camila"], input="n\n")
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete the user? [y/N]:" in result.output
+    assert "Operation cancelled" in result.output
+
+
+def test_delete_all():
+    result = runner.invoke(app, ["delete-all"], input="y\n")
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete ALL users? [y/N]:" in result.output
+    assert "Deleting all users" in result.output
+
+
+def test_no_delete_all():
+    result = runner.invoke(app, ["delete-all"], input="n\n")
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete ALL users? [y/N]:" in result.output
+    assert "Operation cancelled" in result.output
+
+
+def test_delete_all_force():
+    result = runner.invoke(app, ["delete-all", "--force"])
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete ALL users? [y/N]:" not in result.output
+    assert "Deleting all users" in result.output
+
+
+def test_init():
+    result = runner.invoke(app, ["init"])
+    assert result.exit_code == 0
+    assert "Initializing user database" in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout

tests/test_tutorial/test_commands/test_tutorial005.py

@@ -0,0 +1,106 @@
+import subprocess
+from commands import tutorial005 as mod
+
+from typer.testing import CliRunner
+
+app = mod.app
+
+runner = CliRunner()
+
+
+def test_help():
+    result = runner.invoke(app, ["--help"])
+    assert result.exit_code == 0
+    assert "Awesome CLI user manager." in result.output
+    assert "create" in result.output
+    assert "Create a new user with USERNAME." in result.output
+    assert "delete" in result.output
+    assert "Delete a user with USERNAME." in result.output
+    assert "delete-all" in result.output
+    assert "Delete ALL users in the database." in result.output
+    assert "init" in result.output
+    assert "Initialize the users database." in result.output
+
+
+def test_help_create():
+    result = runner.invoke(app, ["create", "--help"])
+    assert result.exit_code == 0
+    assert "create [OPTIONS] USERNAME" in result.output
+    assert "Create a new user with USERNAME." in result.output
+
+
+def test_help_delete():
+    result = runner.invoke(app, ["delete", "--help"])
+    assert result.exit_code == 0
+    assert "delete [OPTIONS] USERNAME" in result.output
+    assert "Delete a user with USERNAME." in result.output
+    assert "--force / --no-force" in result.output
+    assert "Force deletion without confirmation." in result.output
+
+
+def test_help_delete_all():
+    result = runner.invoke(app, ["delete-all", "--help"])
+    assert result.exit_code == 0
+    assert "delete-all [OPTIONS]" in result.output
+    assert "Delete ALL users in the database." in result.output
+    assert "If --force is not used, will ask for confirmation." in result.output
+    assert "[required]" in result.output
+    assert "--force / --no-force" in result.output
+    assert "Force deletion without confirmation." in result.output
+
+
+def test_help_init():
+    result = runner.invoke(app, ["init", "--help"])
+    assert result.exit_code == 0
+    assert "init [OPTIONS]" in result.output
+    assert "Initialize the users database." in result.output
+
+
+def test_create():
+    result = runner.invoke(app, ["create", "Camila"])
+    assert result.exit_code == 0
+    assert "Creating user: Camila" in result.output
+
+
+def test_delete():
+    result = runner.invoke(app, ["delete", "Camila"], input="y\n")
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete the user? [y/N]:" in result.output
+    assert "Deleting user: Camila" in result.output
+
+
+def test_no_delete():
+    result = runner.invoke(app, ["delete", "Camila"], input="n\n")
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete the user? [y/N]:" in result.output
+    assert "Operation cancelled" in result.output
+
+
+def test_delete_all():
+    result = runner.invoke(app, ["delete-all",], input="y\n")
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete ALL users? [y/N]:" in result.output
+    assert "Deleting all users" in result.output
+
+
+def test_no_delete_all():
+    result = runner.invoke(app, ["delete-all",], input="n\n")
+    assert result.exit_code == 0
+    assert "Are you sure you want to delete ALL users? [y/N]:" in result.output
+    assert "Operation cancelled" in result.output
+
+
+def test_init():
+    result = runner.invoke(app, ["init",])
+    assert result.exit_code == 0
+    assert "Initializing user database" in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout

tests/test_tutorial/test_commands/test_tutorial006.py

@@ -0,0 +1,38 @@
+import subprocess
+from commands import tutorial006 as mod
+
+from typer.testing import CliRunner
+
+app = mod.app
+
+runner = CliRunner()
+
+
+def test_help():
+    result = runner.invoke(app, ["--help"])
+    assert result.exit_code == 0
+    assert "Commands:" in result.output
+    assert "create" in result.output
+    assert "delete" in result.output
+
+
+def test_create():
+    result = runner.invoke(app, ["create", "Camila"])
+    assert result.exit_code == 0
+    assert "Creating user: Camila" in result.output
+
+
+def test_delete():
+    result = runner.invoke(app, ["delete", "Camila"])
+    assert result.exit_code == 0
+    assert "Deleting user: Camila" in result.output
+
+
+def test_script():
+    result = subprocess.run(
+        ["coverage", "run", mod.__file__, "--help"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        encoding="utf-8",
+    )
+    assert "Usage" in result.stdout