FM / test

/usr/lib/python3/dist-packages/twisted/trial/test/

/usr/lib/python3/dist-packages/twisted/trial/test

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
detests.py	5667	0644	edit dl rm
erroneous.py	4792	0644	edit dl rm
mockcustomsuite.py	536	0644	edit dl rm
mockcustomsuite2.py	533	0644	edit dl rm
mockcustomsuite3.py	676	0644	edit dl rm
mockdoctest.py	2421	0644	edit dl rm
moduleself.py	170	0644	edit dl rm
moduletest.py	302	0644	edit dl rm
novars.py	182	0644	edit dl rm
ordertests.py	864	0644	edit dl rm
packages.py	4651	0644	edit dl rm
sample.py	2084	0644	edit dl rm
scripttest.py	457	0755	edit dl rm
skipping.py	5709	0644	edit dl rm
suppression.py	2499	0644	edit dl rm
test_assertions.py	60813	0644	edit dl rm
test_asyncassertions.py	2552	0644	edit dl rm
test_deferred.py	8822	0644	edit dl rm
test_doctest.py	1713	0644	edit dl rm
test_keyboard.py	3784	0644	edit dl rm
test_loader.py	22360	0644	edit dl rm
test_log.py	8040	0644	edit dl rm
test_output.py	5016	0644	edit dl rm
test_plugins.py	1460	0644	edit dl rm
test_pyunitcompat.py	7620	0644	edit dl rm
test_reporter.py	56709	0644	edit dl rm
test_runner.py	35040	0644	edit dl rm
test_script.py	29377	0644	edit dl rm
test_skip.py	2651	0644	edit dl rm
test_suppression.py	5911	0644	edit dl rm
test_testcase.py	1985	0644	edit dl rm
test_tests.py	49500	0644	edit dl rm
test_util.py	19660	0644	edit dl rm
test_warning.py	17638	0644	edit dl rm
weird.py	675	0644	edit dl rm
__init__.py	130	0644	edit dl rm

Edit: /usr/lib/python3/dist-packages/twisted/trial/test/test_log.py (8040B)

# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.

"""
Test the interaction between trial and errors logged during test run.
"""

import time

from twisted.internet import reactor, task
from twisted.python import failure, log
from twisted.trial import _synctest, reporter, unittest

def makeFailure():
    """
    Return a new, realistic failure.
    """
    try:
        1 / 0
    except ZeroDivisionError:
        f = failure.Failure()
    return f

class Mask:
    """
    Hide C{MockTest}s from Trial's automatic test finder.
    """

class FailureLoggingMixin:
        def test_silent(self):
            """
            Don't log any errors.
            """

def test_single(self):
            """
            Log a single error.
            """
            log.err(makeFailure())

def test_double(self):
            """
            Log two errors.
            """
            log.err(makeFailure())
            log.err(makeFailure())

def test_singleThenFail(self):
            """
            Log a single error, then fail.
            """
            log.err(makeFailure())
            1 + None

class SynchronousFailureLogging(FailureLoggingMixin, unittest.SynchronousTestCase):
        pass

class AsynchronousFailureLogging(FailureLoggingMixin, unittest.TestCase):
        def test_inCallback(self):
            """
            Log an error in an asynchronous callback.
            """
            return task.deferLater(reactor, 0, lambda: log.err(makeFailure()))

class ObserverTests(unittest.SynchronousTestCase):
    """
    Tests for L{_synctest._LogObserver}, a helper for the implementation of
    L{SynchronousTestCase.flushLoggedErrors}.
    """

def setUp(self):
        self.result = reporter.TestResult()
        self.observer = _synctest._LogObserver()

def test_msg(self):
        """
        Test that a standard log message doesn't go anywhere near the result.
        """
        self.observer.gotEvent(
            {
                "message": ("some message",),
                "time": time.time(),
                "isError": 0,
                "system": "-",
            }
        )
        self.assertEqual(self.observer.getErrors(), [])

def test_error(self):
        """
        Test that an observed error gets added to the result
        """
        f = makeFailure()
        self.observer.gotEvent(
            {
                "message": (),
                "time": time.time(),
                "isError": 1,
                "system": "-",
                "failure": f,
                "why": None,
            }
        )
        self.assertEqual(self.observer.getErrors(), [f])

def test_flush(self):
        """
        Check that flushing the observer with no args removes all errors.
        """
        self.test_error()
        flushed = self.observer.flushErrors()
        self.assertEqual(self.observer.getErrors(), [])
        self.assertEqual(len(flushed), 1)
        self.assertTrue(flushed[0].check(ZeroDivisionError))

def _makeRuntimeFailure(self):
        return failure.Failure(RuntimeError("test error"))

def test_flushByType(self):
        """
        Check that flushing the observer remove all failures of the given type.
        """
        self.test_error()  # log a ZeroDivisionError to the observer
        f = self._makeRuntimeFailure()
        self.observer.gotEvent(
            dict(
                message=(), time=time.time(), isError=1, system="-", failure=f, why=None
            )
        )
        flushed = self.observer.flushErrors(ZeroDivisionError)
        self.assertEqual(self.observer.getErrors(), [f])
        self.assertEqual(len(flushed), 1)
        self.assertTrue(flushed[0].check(ZeroDivisionError))

def test_ignoreErrors(self):
        """
        Check that C{_ignoreErrors} actually causes errors to be ignored.
        """
        self.observer._ignoreErrors(ZeroDivisionError)
        f = makeFailure()
        self.observer.gotEvent(
            {
                "message": (),
                "time": time.time(),
                "isError": 1,
                "system": "-",
                "failure": f,
                "why": None,
            }
        )
        self.assertEqual(self.observer.getErrors(), [])

def test_clearIgnores(self):
        """
        Check that C{_clearIgnores} ensures that previously ignored errors
        get captured.
        """
        self.observer._ignoreErrors(ZeroDivisionError)
        self.observer._clearIgnores()
        f = makeFailure()
        self.observer.gotEvent(
            {
                "message": (),
                "time": time.time(),
                "isError": 1,
                "system": "-",
                "failure": f,
                "why": None,
            }
        )
        self.assertEqual(self.observer.getErrors(), [f])

class LogErrorsMixin:
    """
    High-level tests demonstrating the expected behaviour of logged errors
    during tests.
    """

def setUp(self):
        self.result = reporter.TestResult()

def tearDown(self):
        self.flushLoggedErrors(ZeroDivisionError)

def test_singleError(self):
        """
        Test that a logged error gets reported as a test error.
        """
        test = self.MockTest("test_single")
        test(self.result)
        self.assertEqual(len(self.result.errors), 1)
        self.assertTrue(
            self.result.errors[0][1].check(ZeroDivisionError), self.result.errors[0][1]
        )
        self.assertEqual(0, self.result.successes)

def test_twoErrors(self):
        """
        Test that when two errors get logged, they both get reported as test
        errors.
        """
        test = self.MockTest("test_double")
        test(self.result)
        self.assertEqual(len(self.result.errors), 2)
        self.assertEqual(0, self.result.successes)

def test_errorsIsolated(self):
        """
        Check that an error logged in one test doesn't fail the next test.
        """
        t1 = self.MockTest("test_single")
        t2 = self.MockTest("test_silent")
        t1(self.result)
        t2(self.result)
        self.assertEqual(len(self.result.errors), 1)
        self.assertEqual(self.result.errors[0][0], t1)
        self.assertEqual(1, self.result.successes)

def test_errorsIsolatedWhenTestFails(self):
        """
        An error logged in a failed test doesn't fail the next test.
        """
        t1 = self.MockTest("test_singleThenFail")
        t2 = self.MockTest("test_silent")
        t1(self.result)
        t2(self.result)

self.assertEqual(len(self.result.errors), 2)
        self.assertEqual(self.result.errors[0][0], t1)
        self.result.errors[0][1].trap(TypeError)

self.assertEqual(self.result.errors[1][0], t1)
        self.result.errors[1][1].trap(ZeroDivisionError)

self.assertEqual(1, self.result.successes)

def test_boundedObservers(self):
        """
        There are no extra log observers after a test runs.
        """
        # XXX trial is *all about* global log state.  It should really be fixed.
        observer = _synctest._LogObserver()
        self.patch(_synctest, "_logObserver", observer)
        observers = log.theLogPublisher.observers[:]
        test = self.MockTest()
        test(self.result)
        self.assertEqual(observers, log.theLogPublisher.observers)

class SynchronousLogErrorsTests(LogErrorsMixin, unittest.SynchronousTestCase):
    MockTest = Mask.SynchronousFailureLogging

class AsynchronousLogErrorsTests(LogErrorsMixin, unittest.TestCase):
    MockTest = Mask.AsynchronousFailureLogging

def test_inCallback(self):
        """
        Test that errors logged in callbacks get reported as test errors.
        """
        test = self.MockTest("test_inCallback")
        test(self.result)
        self.assertEqual(len(self.result.errors), 1)
        self.assertTrue(
            self.result.errors[0][1].check(ZeroDivisionError), self.result.errors[0][1]
        )

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