93 lines
3.3 KiB
Python
93 lines
3.3 KiB
Python
from .compat import Cache, tryfirst
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def pytest_addoption(parser):
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group = parser.getgroup('general')
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group.addoption('--sw', action='store_true', dest='stepwise',
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help='alias for --stepwise')
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group.addoption('--stepwise', action='store_true', dest='stepwise',
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help='exit on test fail and continue from last failing test next time')
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group.addoption('--skip', action='store_true', dest='skip',
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help='ignore the first failing test but stop on the next failing test')
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@tryfirst
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def pytest_configure(config):
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config.cache = Cache(config)
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config.pluginmanager.register(StepwisePlugin(config), 'stepwiseplugin')
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class StepwisePlugin:
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def __init__(self, config):
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self.config = config
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self.active = config.getvalue('stepwise')
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self.session = None
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if self.active:
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self.lastfailed = config.cache.get('cache/stepwise', None)
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self.skip = config.getvalue('skip')
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def pytest_sessionstart(self, session):
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self.session = session
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def pytest_collection_modifyitems(self, session, config, items):
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if not self.active or not self.lastfailed:
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return
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already_passed = []
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found = False
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# Make a list of all tests that has been runned before the last failing one.
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for item in items:
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if item.nodeid == self.lastfailed:
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found = True
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break
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else:
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already_passed.append(item)
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# If the previously failed test was not found among the test items,
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# do not skip any tests.
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if not found:
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already_passed = []
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for item in already_passed:
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items.remove(item)
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config.hook.pytest_deselected(items=already_passed)
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def pytest_collectreport(self, report):
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if self.active and report.failed:
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self.session.shouldstop = 'Error when collecting test, stopping test execution.'
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def pytest_runtest_logreport(self, report):
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# Skip this hook if plugin is not active or the test is xfailed.
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if not self.active or 'xfail' in report.keywords:
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return
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if report.failed:
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if self.skip:
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# Remove test from the failed ones (if it exists) and unset the skip option
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# to make sure the following tests will not be skipped.
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if report.nodeid == self.lastfailed:
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self.lastfailed = None
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self.skip = False
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else:
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# Mark test as the last failing and interrupt the test session.
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self.lastfailed = report.nodeid
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self.session.shouldstop = 'Test failed, continuing from this test next run.'
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else:
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# If the test was actually run and did pass.
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if report.when == 'call':
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# Remove test from the failed ones, if exists.
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if report.nodeid == self.lastfailed:
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self.lastfailed = None
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def pytest_sessionfinish(self, session):
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if self.active:
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self.config.cache.set('cache/stepwise', self.lastfailed)
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else:
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# Clear the list of failing tests if the plugin is not active.
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self.config.cache.set('cache/stepwise', [])
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