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Viewing changes to bzrlib/tests/test_symbol_versioning.py

  • Committer: John Arbash Meinel
  • Date: 2008-05-28 23:08:34 UTC
  • mto: This revision was merged to the branch mainline in revision 3458.
  • Revision ID: john@arbash-meinel.com-20080528230834-m1qw9peoydd3koty
Disable suppression if there is already a filter present for Warnings

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bzrlib/tests/test_symbol_versioning.py
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        def restore():
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            warnings.filters[:] = existing_filters
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        self.addCleanup(restore)
 
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        # Clean out the filters so we have a clean slate.
 
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        warnings.resetwarnings()
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    def assertFirstWarning(self, action, category):
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        """Test the first warning in the filters is correct"""
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        symbol_versioning.suppress_deprecation_warnings()
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        self.assertFirstWarning('ignore', DeprecationWarning)
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    def test_suppress_deprecation_with_warning_filter(self):
 
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        """don't suppress if we already have a filter"""
 
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        warnings.filterwarnings('ignore', category=Warning)
 
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        self.assertFirstWarning('ignore', Warning)
 
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        self.assertEqual(1, len(warnings.filters))
 
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        symbol_versioning.suppress_deprecation_warnings()
 
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        self.assertFirstWarning('ignore', Warning)
 
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        self.assertEqual(1, len(warnings.filters))
 
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    def test_suppress_deprecation_with_filter(self):
 
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        """don't suppress if we already have a filter"""
 
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        warnings.filterwarnings('ignore', category=DeprecationWarning)
 
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        self.assertFirstWarning('ignore', DeprecationWarning)
 
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        self.assertEqual(1, len(warnings.filters))
 
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        symbol_versioning.suppress_deprecation_warnings()
 
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        self.assertFirstWarning('ignore', DeprecationWarning)
 
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        self.assertEqual(1, len(warnings.filters))
 
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    def test_activate_deprecation_warnings(self):
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        symbol_versioning.activate_deprecation_warnings(always=True)
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        self.assertFirstWarning('default', DeprecationWarning)
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    def test_activate_deprecation_no_error(self):
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        # First nuke the filters, so we know it is clean
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        warnings.resetwarnings()
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        symbol_versioning.activate_deprecation_warnings(always=False)
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        self.assertFirstWarning('default', DeprecationWarning)
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    def test_activate_deprecation_with_error(self):
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        # First nuke the filters, so we know it is clean
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        warnings.resetwarnings()
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        # Add a warning == error rule
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        warnings.filterwarnings('error', category=Warning)
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        self.assertFirstWarning('error', Warning)
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    def test_activate_deprecation_with_DW_error(self):
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        # First nuke the filters, so we know it is clean
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        warnings.resetwarnings()
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        # Add a warning == error rule
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        warnings.filterwarnings('error', category=DeprecationWarning)
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        self.assertFirstWarning('error', DeprecationWarning)