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Unified Diff: third_party/twisted_8_1/twisted/test/generator_failure_tests.py

Issue 12261012: Remove third_party/twisted_8_1 (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/tools/build
Patch Set: Created 7 years, 10 months ago
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Index: third_party/twisted_8_1/twisted/test/generator_failure_tests.py
diff --git a/third_party/twisted_8_1/twisted/test/generator_failure_tests.py b/third_party/twisted_8_1/twisted/test/generator_failure_tests.py
deleted file mode 100644
index 8c31c271b028dbfb87a60471880ca4399b3af400..0000000000000000000000000000000000000000
--- a/third_party/twisted_8_1/twisted/test/generator_failure_tests.py
+++ /dev/null
@@ -1,169 +0,0 @@
-# Copyright (c) 2001-2007 Twisted Matrix Laboratories.
-# See LICENSE for details.
-
-
-"""
-Python 2.5 test cases for failures thrown into generators.
-"""
-
-import sys
-import traceback
-
-from twisted.trial.unittest import TestCase
-
-from twisted.python.failure import Failure
-from twisted.test.test_failure import getDivisionFailure
-from twisted.internet import defer
-
-
-class TwoPointFiveFailureTests(TestCase):
-
- def test_inlineCallbacksTracebacks(self):
- """
- inlineCallbacks that re-raise tracebacks into their deferred
- should not lose their tracebacsk.
- """
- f = getDivisionFailure()
- d = defer.Deferred()
- try:
- f.raiseException()
- except:
- d.errback()
-
- failures = []
- def collect_error(result):
- failures.append(result)
-
- def ic(d):
- yield d
- ic = defer.inlineCallbacks(ic)
- ic(d).addErrback(collect_error)
-
- newFailure, = failures
- self.assertEquals(
- traceback.extract_tb(newFailure.getTracebackObject())[-1][-1],
- "1/0"
- )
-
-
- def _throwIntoGenerator(self, f, g):
- try:
- f.throwExceptionIntoGenerator(g)
- except StopIteration:
- pass
- else:
- self.fail("throwExceptionIntoGenerator should have raised "
- "StopIteration")
-
- def test_throwExceptionIntoGenerator(self):
- """
- It should be possible to throw the exception that a Failure
- represents into a generator.
- """
- stuff = []
- def generator():
- try:
- yield
- except:
- stuff.append(sys.exc_info())
- else:
- self.fail("Yield should have yielded exception.")
- g = generator()
- f = getDivisionFailure()
- g.next()
- self._throwIntoGenerator(f, g)
-
- self.assertEquals(stuff[0][0], ZeroDivisionError)
- self.assertTrue(isinstance(stuff[0][1], ZeroDivisionError))
-
- self.assertEquals(traceback.extract_tb(stuff[0][2])[-1][-1], "1/0")
-
-
- def test_findFailureInGenerator(self):
- """
- Within an exception handler, it should be possible to find the
- original Failure that caused the current exception (if it was
- caused by throwExceptionIntoGenerator).
- """
- f = getDivisionFailure()
- f.cleanFailure()
-
- foundFailures = []
- def generator():
- try:
- yield
- except:
- foundFailures.append(Failure._findFailure())
- else:
- self.fail("No exception sent to generator")
-
- g = generator()
- g.next()
- self._throwIntoGenerator(f, g)
-
- self.assertEqual(foundFailures, [f])
-
-
- def test_failureConstructionFindsOriginalFailure(self):
- """
- When a Failure is constructed in the context of an exception
- handler that is handling an exception raised by
- throwExceptionIntoGenerator, the new Failure should be chained to that
- original Failure.
- """
- f = getDivisionFailure()
- f.cleanFailure()
-
- newFailures = []
-
- def generator():
- try:
- yield
- except:
- newFailures.append(Failure())
- else:
- self.fail("No exception sent to generator")
- g = generator()
- g.next()
- self._throwIntoGenerator(f, g)
-
- self.assertEqual(len(newFailures), 1)
- self.assertEqual(newFailures[0].getTraceback(), f.getTraceback())
-
- def test_ambiguousFailureInGenerator(self):
- """
- When a generator reraises a different exception,
- L{Failure._findFailure} inside the generator should find the reraised
- exception rather than original one.
- """
- def generator():
- try:
- try:
- yield
- except:
- [][1]
- except:
- self.assertIsInstance(Failure().value, IndexError)
- g = generator()
- g.next()
- f = getDivisionFailure()
- self._throwIntoGenerator(f, g)
-
- def test_ambiguousFailureFromGenerator(self):
- """
- When a generator reraises a different exception,
- L{Failure._findFailure} above the generator should find the reraised
- exception rather than original one.
- """
- def generator():
- try:
- yield
- except:
- [][1]
- g = generator()
- g.next()
- f = getDivisionFailure()
- try:
- self._throwIntoGenerator(f, g)
- except:
- self.assertIsInstance(Failure().value, IndexError)
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