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Viewing changes to bzrlib/tests/test_osutils.py

(parthm) Better regex compile errors (Parth Malwankar)

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bzrlib/tests/test_osutils.py
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from bzrlib import (
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    errors,
 
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    lazy_regex,
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    osutils,
 
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    symbol_versioning,
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    tests,
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    trace,
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    win32utils,
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class TestReCompile(tests.TestCase):
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    def _deprecated_re_compile_checked(self, *args, **kwargs):
 
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        return self.applyDeprecated(symbol_versioning.deprecated_in((2, 2, 0)),
 
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            osutils.re_compile_checked, *args, **kwargs)
 
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    def test_re_compile_checked(self):
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        r = osutils.re_compile_checked(r'A*', re.IGNORECASE)
 
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        r = self._deprecated_re_compile_checked(r'A*', re.IGNORECASE)
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        self.assertTrue(r.match('aaaa'))
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        self.assertTrue(r.match('aAaA'))
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    def test_re_compile_checked_error(self):
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        # like https://bugs.launchpad.net/bzr/+bug/251352
 
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        # Due to possible test isolation error, re.compile is not lazy at
 
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        # this point. We re-install lazy compile.
 
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        lazy_regex.install_lazy_compile()
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        err = self.assertRaises(
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            errors.BzrCommandError,
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            osutils.re_compile_checked, '*', re.IGNORECASE, 'test case')
 
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            self._deprecated_re_compile_checked, '*', re.IGNORECASE, 'test case')
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        self.assertEqual(
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            "Invalid regular expression in test case: '*': "
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            "nothing to repeat",
 
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            'Invalid regular expression in test case: '
 
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            '"*" nothing to repeat',
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            str(err))
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