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Code Issues 32 Releases Wiki Activity

Deprecated undocumented warnings manipulation testing tools.

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This commit is contained in:
Ramiro Morales
2013-01-31 14:56:26 -03:00
parent 9a4a1ce323
commit 7947c9e3a6
5 changed files with 47 additions and 22 deletions
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31
tests/regressiontests/test_utils/tests.py
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@@ -220,24 +220,27 @@ class SaveRestoreWarningState(TestCase):
# of save_warnings_state/restore_warnings_state (e.g. just
# warnings.resetwarnings()) , but it is difficult to test more.
import warnings
self.save_warnings_state()
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
class MyWarning(Warning):
pass
self.save_warnings_state()
# Add a filter that causes an exception to be thrown, so we can catch it
warnings.simplefilter("error", MyWarning)
self.assertRaises(Warning, lambda: warnings.warn("warn", MyWarning))
class MyWarning(Warning):
pass
# Now restore.
self.restore_warnings_state()
# After restoring, we shouldn't get an exception. But we don't want a
# warning printed either, so we have to silence the warning.
warnings.simplefilter("ignore", MyWarning)
warnings.warn("warn", MyWarning)
# Add a filter that causes an exception to be thrown, so we can catch it
warnings.simplefilter("error", MyWarning)
self.assertRaises(Warning, lambda: warnings.warn("warn", MyWarning))
# Remove the filter we just added.
self.restore_warnings_state()
# Now restore.
self.restore_warnings_state()
# After restoring, we shouldn't get an exception. But we don't want a
# warning printed either, so we have to silence the warning.
warnings.simplefilter("ignore", MyWarning)
warnings.warn("warn", MyWarning)
# Remove the filter we just added.
self.restore_warnings_state()
class HTMLEqualTests(TestCase):