99 lines
3.3 KiB
Python
99 lines
3.3 KiB
Python
"""Test the package's top-level `umd` CLI command."""
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import click
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import pytest
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from urban_meal_delivery.console import main
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class TestShowVersion:
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"""Test `console.main.show_version()`.
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The function is used as a callback to a click command option.
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`show_version()` prints the name and version of the installed package to
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stdout. The output looks like this: "{pkg_name}, version {version}".
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Development (= non-final) versions are indicated by appending a
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" (development)" to the output.
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"""
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@pytest.fixture
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def ctx(self) -> click.Context:
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"""Context around the `main.entry_point` Command."""
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return click.Context(main.entry_point)
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def test_no_version(self, capsys, ctx):
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"""Test the early exit branch without any output."""
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main.show_version(ctx, _param='discarded', value=False)
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captured = capsys.readouterr()
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assert captured.out == ''
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def test_final_version(self, capsys, ctx, monkeypatch):
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"""For final versions, NO "development" warning is emitted."""
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version = '1.2.3'
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monkeypatch.setattr(main.urban_meal_delivery, '__version__', version)
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with pytest.raises(click.exceptions.Exit):
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main.show_version(ctx, _param='discarded', value=True)
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captured = capsys.readouterr()
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assert captured.out.endswith(f', version {version}\n')
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def test_develop_version(self, capsys, ctx, monkeypatch):
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"""For develop versions, a warning thereof is emitted."""
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version = '1.2.3.dev0'
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monkeypatch.setattr(main.urban_meal_delivery, '__version__', version)
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with pytest.raises(click.exceptions.Exit):
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main.show_version(ctx, _param='discarded', value=True)
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captured = capsys.readouterr()
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assert captured.out.strip().endswith(f', version {version} (development)')
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class TestCLIWithoutCommand:
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"""Test the `umd` CLI utility, invoked without any specific command.
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The test cases are integration tests.
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Therefore, they are not considered for coverage reporting.
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"""
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@pytest.mark.no_cover
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def test_no_options(self, cli):
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"""Exit with 0 status code and no output if run without options."""
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result = cli.invoke(main.entry_point)
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assert result.exit_code == 0
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# The following test cases validate the --version / -V option.
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version_options = ('--version', '-V')
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@pytest.mark.no_cover
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@pytest.mark.parametrize('option', version_options)
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def test_final_version(self, cli, monkeypatch, option):
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"""For final versions, NO "development" warning is emitted."""
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version = '1.2.3'
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monkeypatch.setattr(main.urban_meal_delivery, '__version__', version)
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result = cli.invoke(main.entry_point, option)
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assert result.exit_code == 0
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assert result.output.strip().endswith(f', version {version}')
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@pytest.mark.no_cover
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@pytest.mark.parametrize('option', version_options)
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def test_develop_version(self, cli, monkeypatch, option):
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"""For develop versions, a warning thereof is emitted."""
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version = '1.2.3.dev0'
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monkeypatch.setattr(main.urban_meal_delivery, '__version__', version)
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result = cli.invoke(main.entry_point, option)
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assert result.exit_code == 0
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assert result.output.strip().endswith(f', version {version} (development)')
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