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128 lines
5.2 KiB
Python
128 lines
5.2 KiB
Python
"""Tests for the flake8.style_guide.StyleGuide class."""
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import optparse
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from flake8 import style_guide
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import pytest
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def create_options(**kwargs):
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"""Create and return an instance of optparse.Values."""
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kwargs.setdefault('select', [])
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kwargs.setdefault('ignore', [])
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return optparse.Values(kwargs)
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@pytest.mark.parametrize('ignore_list,error_code', [
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(['E111', 'E121'], 'E111'),
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(['E111', 'E121'], 'E121'),
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(['E11', 'E12'], 'E121'),
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(['E2', 'E12'], 'E121'),
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(['E2', 'E12'], 'E211'),
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])
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def test_is_user_ignored_ignores_errors(ignore_list, error_code):
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"""Verify we detect users explicitly ignoring an error."""
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guide = style_guide.StyleGuide(create_options(ignore=ignore_list),
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arguments=[],
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checker_plugins=None,
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listening_plugins=None,
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formatting_plugins=None)
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assert guide.is_user_ignored(error_code) is style_guide.Ignored.Explicitly
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@pytest.mark.parametrize('ignore_list,error_code', [
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(['E111', 'E121'], 'E112'),
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(['E111', 'E121'], 'E122'),
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(['E11', 'E12'], 'W121'),
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(['E2', 'E12'], 'E112'),
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(['E2', 'E12'], 'E111'),
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])
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def test_is_user_ignored_implicitly_selects_errors(ignore_list, error_code):
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"""Verify we detect users does not explicitly ignore an error."""
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guide = style_guide.StyleGuide(create_options(ignore=ignore_list),
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arguments=[],
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checker_plugins=None,
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listening_plugins=None,
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formatting_plugins=None)
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assert guide.is_user_ignored(error_code) is style_guide.Selected.Implicitly
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@pytest.mark.parametrize('select_list,error_code', [
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(['E111', 'E121'], 'E111'),
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(['E111', 'E121'], 'E121'),
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(['E11', 'E12'], 'E121'),
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(['E2', 'E12'], 'E121'),
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(['E2', 'E12'], 'E211'),
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])
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def test_is_user_selected_selects_errors(select_list, error_code):
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"""Verify we detect users explicitly selecting an error."""
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guide = style_guide.StyleGuide(create_options(select=select_list),
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arguments=[],
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checker_plugins=None,
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listening_plugins=None,
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formatting_plugins=None)
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assert (guide.is_user_selected(error_code) is
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style_guide.Selected.Explicitly)
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def test_is_user_selected_implicitly_selects_errors():
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"""Verify we detect users implicitly selecting an error."""
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select_list = []
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error_code = 'E121'
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guide = style_guide.StyleGuide(create_options(select=select_list),
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arguments=[],
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checker_plugins=None,
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listening_plugins=None,
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formatting_plugins=None)
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assert (guide.is_user_selected(error_code) is
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style_guide.Selected.Implicitly)
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@pytest.mark.parametrize('select_list,error_code', [
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(['E111', 'E121'], 'E112'),
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(['E111', 'E121'], 'E122'),
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(['E11', 'E12'], 'E132'),
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(['E2', 'E12'], 'E321'),
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(['E2', 'E12'], 'E410'),
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])
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def test_is_user_selected_excludes_errors(select_list, error_code):
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"""Verify we detect users implicitly excludes an error."""
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guide = style_guide.StyleGuide(create_options(select=select_list),
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arguments=[],
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checker_plugins=None,
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listening_plugins=None,
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formatting_plugins=None)
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assert guide.is_user_selected(error_code) is style_guide.Ignored.Implicitly
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@pytest.mark.parametrize('select_list,ignore_list,error_code,expected', [
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(['E111', 'E121'], [], 'E111', style_guide.Decision.Selected),
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(['E111', 'E121'], [], 'E112', style_guide.Decision.Ignored),
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(['E111', 'E121'], [], 'E121', style_guide.Decision.Selected),
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(['E111', 'E121'], [], 'E122', style_guide.Decision.Ignored),
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(['E11', 'E12'], [], 'E132', style_guide.Decision.Ignored),
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(['E2', 'E12'], [], 'E321', style_guide.Decision.Ignored),
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(['E2', 'E12'], [], 'E410', style_guide.Decision.Ignored),
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(['E11', 'E121'], ['E1'], 'E112', style_guide.Decision.Selected),
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(['E111', 'E121'], ['E2'], 'E122', style_guide.Decision.Ignored),
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(['E11', 'E12'], ['E13'], 'E132', style_guide.Decision.Ignored),
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(['E1', 'E3'], ['E32'], 'E321', style_guide.Decision.Ignored),
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([], ['E2', 'E12'], 'E410', style_guide.Decision.Selected),
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(['E4'], ['E2', 'E12', 'E41'], 'E410', style_guide.Decision.Ignored),
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(['E41'], ['E2', 'E12', 'E4'], 'E410', style_guide.Decision.Selected),
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])
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def test_should_report_error(select_list, ignore_list, error_code, expected):
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"""Verify we decide when to report an error."""
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guide = style_guide.StyleGuide(create_options(select=select_list,
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ignore=ignore_list),
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arguments=[],
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checker_plugins=None,
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listening_plugins=None,
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formatting_plugins=None)
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assert guide.should_report_error(error_code) is expected
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