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f67f481bee
When invoked it will print out JSON that has all of the debugging information needed by the maintainers to diagnose or reproduce a bug. Closes #207
86 lines
3.2 KiB
Python
86 lines
3.2 KiB
Python
"""Tests for our debugging module."""
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import mock
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import pytest
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import setuptools
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from flake8.main import debug
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def test_dependencies():
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"""Verify that we format our dependencies appropriately."""
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expected = [{'dependency': 'setuptools',
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'version': setuptools.__version__}]
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assert expected == debug.dependencies()
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@pytest.mark.parametrize('plugins, expected', [
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([], []),
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([('pycodestyle', '2.0.0')], [{'plugin': 'pycodestyle',
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'version': '2.0.0'}]),
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([('pycodestyle', '2.0.0'), ('mccabe', '0.5.9')],
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[{'plugin': 'mccabe', 'version': '0.5.9'},
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{'plugin': 'pycodestyle', 'version': '2.0.0'}]),
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])
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def test_plugins_from(plugins, expected):
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"""Test that we format plugins appropriately."""
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option_manager = mock.Mock(registered_plugins=set(plugins))
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assert expected == debug.plugins_from(option_manager)
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@mock.patch('platform.python_implementation', return_value='CPython')
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@mock.patch('platform.python_version', return_value='3.5.3')
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@mock.patch('platform.system', return_value='Linux')
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def test_information(system, pyversion, pyimpl):
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"""Verify that we return all the information we care about."""
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expected = {
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'version': '3.1.0',
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'plugins': [{'plugin': 'mccabe', 'version': '0.5.9'},
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{'plugin': 'pycodestyle', 'version': '2.0.0'}],
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'dependencies': [{'dependency': 'setuptools',
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'version': setuptools.__version__}],
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'platform': {
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'python_implementation': 'CPython',
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'python_version': '3.5.3',
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'system': 'Linux',
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},
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}
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option_manager = mock.Mock(
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registered_plugins=set([('pycodestyle', '2.0.0'),
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('mccabe', '0.5.9')]),
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version='3.1.0',
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)
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assert expected == debug.information(option_manager)
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pyimpl.assert_called_once_with()
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pyversion.assert_called_once_with()
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system.assert_called_once_with()
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@mock.patch('flake8.main.debug.print')
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@mock.patch('flake8.main.debug.information', return_value={})
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@mock.patch('json.dumps', return_value='{}')
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def test_print_information_no_plugins(dumps, information, print_mock):
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"""Verify we print and exit only when we have plugins."""
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plugins = []
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option_manager = mock.Mock(registered_plugins=set(plugins))
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assert debug.print_information(
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None, None, None, None, option_manager=option_manager,
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) is None
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assert dumps.called is False
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assert information.called is False
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assert print_mock.called is False
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@mock.patch('flake8.main.debug.print')
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@mock.patch('flake8.main.debug.information', return_value={})
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@mock.patch('json.dumps', return_value='{}')
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def test_print_information(dumps, information, print_mock):
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"""Verify we print and exit only when we have plugins."""
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plugins = [('pycodestyle', '2.0.0'), ('mccabe', '0.5.9')]
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option_manager = mock.Mock(registered_plugins=set(plugins))
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with pytest.raises(SystemExit):
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debug.print_information(
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None, None, None, None, option_manager=option_manager,
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)
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print_mock.assert_called_once_with('{}')
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dumps.assert_called_once_with({}, indent=2, sort_keys=True)
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information.assert_called_once_with(option_manager)
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