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Viewing changes to bzrlib/tests/test_symbol_versioning.py

  • Committer: Robert Collins
  • Date: 2007-03-08 04:06:06 UTC
  • mfrom: (2323.1.1 integration)
  • mto: This revision was merged to the branch mainline in revision 2442.
  • Revision ID: robertc@robertcollins.net-20070308040606-84gsniv56huiyjt4
Merge bzr.dev.

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bzrlib/tests/test_symbol_versioning.py
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# Copyright (C) 2006 by Canonical Ltd
 
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# Copyright (C) 2006, 2007 Canonical Ltd
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#   Authors: Robert Collins <robert.collins@canonical.com>
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#
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# This program is free software; you can redistribute it and/or modify
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    return 1
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a_deprecated_list = symbol_versioning.deprecated_list(symbol_versioning.zero_nine,
 
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    'a_deprecated_list', ['one'], extra="Don't use me")
 
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a_deprecated_dict = symbol_versioning.DeprecatedDict(
 
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    symbol_versioning.zero_fourteen,
 
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    'a_deprecated_dict',
 
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    dict(a=42),
 
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    advice='Pull the other one!',
 
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    )
 
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class TestDeprecationWarnings(TestCase):
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    def capture_warning(self, message, category, stacklevel=None):
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                                       "bzrlib.tests.test_symbol_versioning",
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                                       deprecated_function)
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    def test_deprecated_list(self):
 
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        expected_warning = (
 
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            "Modifying a_deprecated_list was deprecated in version 0.9."
 
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            " Don't use me", DeprecationWarning, 3)
 
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        old_warning_method = symbol_versioning.warn
 
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        try:
 
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            symbol_versioning.set_warning_method(self.capture_warning)
 
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            self.assertEqual(['one'], a_deprecated_list)
 
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            self.assertEqual([], self._warnings)
 
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            a_deprecated_list.append('foo')
 
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            self.assertEqual([expected_warning], self._warnings)
 
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            self.assertEqual(['one', 'foo'], a_deprecated_list)
 
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            a_deprecated_list.extend(['bar', 'baz'])
 
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            self.assertEqual([expected_warning]*2, self._warnings)
 
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            self.assertEqual(['one', 'foo', 'bar', 'baz'], a_deprecated_list)
 
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            a_deprecated_list.insert(1, 'xxx')
 
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            self.assertEqual([expected_warning]*3, self._warnings)
 
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            self.assertEqual(['one', 'xxx', 'foo', 'bar', 'baz'], a_deprecated_list)
 
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            a_deprecated_list.remove('foo')
 
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            self.assertEqual([expected_warning]*4, self._warnings)
 
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            self.assertEqual(['one', 'xxx', 'bar', 'baz'], a_deprecated_list)
 
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            val = a_deprecated_list.pop()
 
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            self.assertEqual([expected_warning]*5, self._warnings)
 
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            self.assertEqual('baz', val)
 
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            self.assertEqual(['one', 'xxx', 'bar'], a_deprecated_list)
 
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            val = a_deprecated_list.pop(1)
 
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            self.assertEqual([expected_warning]*6, self._warnings)
 
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            self.assertEqual('xxx', val)
 
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            self.assertEqual(['one', 'bar'], a_deprecated_list)
 
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        finally:
 
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            symbol_versioning.set_warning_method(old_warning_method)
 
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    def test_deprecated_dict(self):
 
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        expected_warning = (
 
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            "access to a_deprecated_dict was deprecated in version 0.14."
 
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            " Pull the other one!", DeprecationWarning, 2)
 
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        old_warning_method = symbol_versioning.warn
 
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        try:
 
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            symbol_versioning.set_warning_method(self.capture_warning)
 
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            self.assertEqual(len(a_deprecated_dict), 1)
 
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            self.assertEqual([expected_warning], self._warnings)
 
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            a_deprecated_dict['b'] = 42
 
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            self.assertEqual(a_deprecated_dict['b'], 42)
 
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            self.assertTrue('b' in a_deprecated_dict)
 
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            del a_deprecated_dict['b']
 
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            self.assertFalse('b' in a_deprecated_dict)
 
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            self.assertEqual([expected_warning] * 6, self._warnings)
 
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        finally:
 
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            symbol_versioning.set_warning_method(old_warning_method)
 
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    def check_deprecated_callable(self, expected_warning, expected_docstring,
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                                  expected_name, expected_module,
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                                  deprecated_callable):
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        self.assertEqual(False,
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                         symbol_versioning.deprecated_passed(
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                            symbol_versioning.DEPRECATED_PARAMETER))
 
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    def test_deprecation_string(self):
 
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        """We can get a deprecation string for a method or function."""
 
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        self.assertEqual('bzrlib.tests.test_symbol_versioning.'
 
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            'TestDeprecationWarnings.test_deprecation_string was deprecated in '
 
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            'version 0.11.',
 
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            symbol_versioning.deprecation_string(
 
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            self.test_deprecation_string, symbol_versioning.zero_eleven))
 
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        self.assertEqual('bzrlib.symbol_versioning.deprecated_function was '
 
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            'deprecated in version 0.11.',
 
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            symbol_versioning.deprecation_string(
 
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                symbol_versioning.deprecated_function,
 
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                symbol_versioning.zero_eleven))