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Viewing changes to bzrlib/tests/test__static_tuple.py

  • Committer: John Arbash Meinel
  • Date: 2010-02-04 16:06:36 UTC
  • mfrom: (5007 +trunk)
  • mto: This revision was merged to the branch mainline in revision 5023.
  • Revision ID: john@arbash-meinel.com-20100204160636-xqeuwz8bwt8bbts4
Merge bzr.dev 5007, resolve conflict, update NEWS

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bzrlib/tests/test__static_tuple.py
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# Copyright (C) 2009, 2010, 2011 Canonical Ltd
 
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# Copyright (C) 2009 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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"""Tests for the StaticTuple type."""
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import cPickle
 
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import gc
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import sys
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from bzrlib import (
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    _static_tuple_py,
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    debug,
 
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    errors,
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    osutils,
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    static_tuple,
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    tests,
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    )
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from bzrlib.tests import (
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    features,
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    )
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def load_tests(standard_tests, module, loader):
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    return suite
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class _Meliae(tests.Feature):
 
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    def _probe(self):
 
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        try:
 
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            from meliae import scanner
 
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        except ImportError:
 
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            return False
 
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        return True
 
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    def feature_name(self):
 
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        return "Meliae - python memory debugger"
 
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Meliae = _Meliae()
 
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class TestStaticTuple(tests.TestCase):
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    def assertRefcount(self, count, obj):
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    def test_create_bad_args(self):
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        args_256 = ['a']*256
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        # too many args
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        self.assertRaises(TypeError, self.module.StaticTuple, *args_256)
 
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        self.assertRaises(ValueError, self.module.StaticTuple, *args_256)
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        args_300 = ['a']*300
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        self.assertRaises(TypeError, self.module.StaticTuple, *args_300)
 
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        self.assertRaises(ValueError, self.module.StaticTuple, *args_300)
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        # not a string
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        self.assertRaises(TypeError, self.module.StaticTuple, object())
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        # amount of referenced memory. Unfortunately gc.get_referents() first
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        # checks the IS_GC flag before it traverses anything. We could write a
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        # helper func, but that won't work for the generic implementation...
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        self.requireFeature(features.meliae_feature)
 
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        self.requireFeature(Meliae)
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        from meliae import scanner
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        strs = ['foo', 'bar', 'baz', 'bing']
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        k = self.module.StaticTuple(*strs)
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        self.assertEqual(sorted(refs), sorted(scanner.get_referents(k)))
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    def test_nested_referents(self):
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        self.requireFeature(features.meliae_feature)
 
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        self.requireFeature(Meliae)
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        from meliae import scanner
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        strs = ['foo', 'bar', 'baz', 'bing']
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        k1 = self.module.StaticTuple(*strs[:2])