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Viewing changes to bzrlib/tests/test_symbol_versioning.py

  • Committer: Keir Mierle
  • Date: 2006-11-23 18:56:25 UTC
  • mto: (2168.1.1 jam-integration)
  • mto: This revision was merged to the branch mainline in revision 2171.
  • Revision ID: keir@cs.utoronto.ca-20061123185625-ndto53ylcb8zo1y6
Fix spacing error and add tests for status --short command flag.

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bzrlib/tests/test_symbol_versioning.py
 
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# Copyright (C) 2006 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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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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"""Symbol versioning tests."""
 
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import bzrlib.symbol_versioning as symbol_versioning
 
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from bzrlib.tests import TestCase
 
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@symbol_versioning.deprecated_function(symbol_versioning.zero_seven)
 
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def deprecated_function():
 
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    """Deprecated function docstring."""
 
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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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class TestDeprecationWarnings(TestCase):
 
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    def capture_warning(self, message, category, stacklevel=None):
 
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        self._warnings.append((message, category, stacklevel))
 
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    def setUp(self):
 
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        super(TestDeprecationWarnings, self).setUp()
 
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        self._warnings = []
 
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    @symbol_versioning.deprecated_method(symbol_versioning.zero_seven)
 
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    def deprecated_method(self):
 
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        """Deprecated method docstring.
 
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        This might explain stuff.
 
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        """
 
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        return 1
 
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    def test_deprecated_method(self):
 
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        expected_warning = (
 
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            "bzrlib.tests.test_symbol_versioning."
 
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            "TestDeprecationWarnings.deprecated_method "
 
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            "was deprecated in version 0.7.", DeprecationWarning, 2)
 
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        expected_docstring = ('Deprecated method docstring.\n'
 
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                              '        \n'
 
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                              '        This might explain stuff.\n'
 
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                              '        \n'
 
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                              '        This method was deprecated in version 0.7.\n'
 
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                              '        ')
 
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        self.check_deprecated_callable(expected_warning, expected_docstring,
 
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                                       "deprecated_method",
 
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                                       "bzrlib.tests.test_symbol_versioning",
 
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                                       self.deprecated_method)
 
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    def test_deprecated_function(self):
 
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        expected_warning = (
 
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            "bzrlib.tests.test_symbol_versioning.deprecated_function "
 
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            "was deprecated in version 0.7.", DeprecationWarning, 2)
 
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        expected_docstring = ('Deprecated function docstring.\n'
 
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                              '\n'
 
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                              'This function was deprecated in version 0.7.\n'
 
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                              )
 
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        self.check_deprecated_callable(expected_warning, expected_docstring,
 
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                                       "deprecated_function",
 
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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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        expected_doctstring = ('appending to a_deprecated_list is deprecated')
 
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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 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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        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(1, deprecated_callable())
 
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            self.assertEqual([expected_warning], self._warnings)
 
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            deprecated_callable()
 
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            self.assertEqual([expected_warning, expected_warning],
 
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                             self._warnings)
 
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            self.assertEqualDiff(expected_docstring, deprecated_callable.__doc__)
 
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            self.assertEqualDiff(expected_name, deprecated_callable.__name__)
 
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            self.assertEqualDiff(expected_module, deprecated_callable.__module__)
 
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            self.assertTrue(deprecated_callable.is_deprecated)
 
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        finally:
 
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            symbol_versioning.set_warning_method(old_warning_method)
 
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    def test_deprecated_passed(self):
 
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        self.assertEqual(True, symbol_versioning.deprecated_passed(None))
 
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        self.assertEqual(True, symbol_versioning.deprecated_passed(True))
 
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        self.assertEqual(True, symbol_versioning.deprecated_passed(False))
 
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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))