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Viewing changes to bzrlib/tests/test_lazy_regex.py

  • Committer: Andrew Bennetts
  • Date: 2010-10-13 00:26:41 UTC
  • mto: This revision was merged to the branch mainline in revision 5498.
  • Revision ID: andrew.bennetts@canonical.com-20101013002641-9tlh9k89mlj1666m
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bzrlib/tests/test_lazy_regex.py
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# Copyright (C) 2006, 2011 Canonical Ltd
 
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# Copyright (C) 2006 Canonical Ltd
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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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    def _real_re_compile(self, *args, **kwargs):
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        self._actions.append(('_real_re_compile',
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                                               args, kwargs))
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        return super(InstrumentedLazyRegex, self)._real_re_compile(
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            *args, **kwargs)
 
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        return super(InstrumentedLazyRegex, self)._real_re_compile(*args, **kwargs)
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class TestLazyRegex(tests.TestCase):
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class TestInstallLazyCompile(tests.TestCase):
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    """Tests for lazy compiled regexps.
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    Other tests, and bzrlib in general, count on the lazy regexp compiler
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    being installed, and this is done by loading bzrlib.  So these tests
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    assume it is installed, and leave it installed when they're done.
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    """
 
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    def setUp(self):
 
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        super(TestInstallLazyCompile, self).setUp()
 
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        self.addCleanup(lazy_regex.reset_compile)
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    def test_install(self):
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        # Don't count on it being present
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        lazy_regex.install_lazy_compile()
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        pattern = re.compile('foo')
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        self.assertIsInstance(pattern, lazy_regex.LazyRegex)
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    def test_reset(self):
 
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        lazy_regex.install_lazy_compile()
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        lazy_regex.reset_compile()
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        self.addCleanup(lazy_regex.install_lazy_compile)
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        pattern = re.compile('foo')
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        self.assertFalse(isinstance(pattern, lazy_regex.LazyRegex),
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            'lazy_regex.reset_compile() did not restore the original'
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            ' compile() function %s' % (type(pattern),))
 
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        self.failIf(isinstance(pattern, lazy_regex.LazyRegex),
 
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                    'lazy_regex.reset_compile() did not restore the original'
 
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                    ' compile() function %s' % (type(pattern),))
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        # but the returned object should still support regex operations
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        m = pattern.match('foo')
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        self.assertEqual('foo', m.group())