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Viewing changes to bzrlib/tests/test_selftest.py

(robertc) Introduce Tree interface implementation tests. This corrects behaviour differences in Tree implementations for the __iter__ interface which were revealed by the new tests.

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bzrlib/tests/test_selftest.py
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        self.assertEqual(tests[1].transport_readonly_server, server2)
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class TestTreeProviderAdapter(TestCase):
 
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    """Test the setup of tree_implementation tests."""
 
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    def test_adapted_tests(self):
 
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        # the tree implementation adapter is meant to setup one instance for
 
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        # each working tree format, and one additional instance that will
 
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        # use the default wt format, but create a revision tree for the tests.
 
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        # this means that the wt ones should have the workingtree_to_test_tree
 
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        # attribute set to 'return_parameter' and the revision one set to
 
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        # revision_tree_from_workingtree.
 
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        from bzrlib.tests.tree_implementations import (
 
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            TreeTestProviderAdapter,
 
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            return_parameter,
 
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            revision_tree_from_workingtree
 
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            )
 
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        from bzrlib.workingtree import WorkingTreeFormat
 
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        input_test = TestTreeProviderAdapter(
 
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            "test_adapted_tests")
 
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        server1 = "a"
 
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        server2 = "b"
 
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        formats = [("c", "C"), ("d", "D")]
 
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        adapter = TreeTestProviderAdapter(server1, server2, formats)
 
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        suite = adapter.adapt(input_test)
 
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        tests = list(iter(suite))
 
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        self.assertEqual(3, len(tests))
 
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        default_format = WorkingTreeFormat.get_default_format()
 
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        self.assertEqual(tests[0].workingtree_format, formats[0][0])
 
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        self.assertEqual(tests[0].bzrdir_format, formats[0][1])
 
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        self.assertEqual(tests[0].transport_server, server1)
 
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        self.assertEqual(tests[0].transport_readonly_server, server2)
 
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        self.assertEqual(tests[0].workingtree_to_test_tree, return_parameter)
 
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        self.assertEqual(tests[1].workingtree_format, formats[1][0])
 
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        self.assertEqual(tests[1].bzrdir_format, formats[1][1])
 
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        self.assertEqual(tests[1].transport_server, server1)
 
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        self.assertEqual(tests[1].transport_readonly_server, server2)
 
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        self.assertEqual(tests[1].workingtree_to_test_tree, return_parameter)
 
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        self.assertEqual(tests[2].workingtree_format, default_format)
 
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        self.assertEqual(tests[2].bzrdir_format, default_format._matchingbzrdir)
 
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        self.assertEqual(tests[2].transport_server, server1)
 
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        self.assertEqual(tests[2].transport_readonly_server, server2)
 
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        self.assertEqual(tests[2].workingtree_to_test_tree,
 
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            revision_tree_from_workingtree)
 
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class TestTestCaseWithTransport(TestCaseWithTransport):
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    """Tests for the convenience functions TestCaseWithTransport introduces."""
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