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Viewing changes to bzrlib/tests/intertree_implementations/__init__.py

  • Committer: Canonical.com Patch Queue Manager
  • Date: 2007-07-02 07:06:39 UTC
  • mfrom: (2553.2.14 integration)
  • Revision ID: pqm@pqm.ubuntu.com-20070702070639-um9oyfoc2i6g8umv
(robertc) Reduce duplication in interface based testing by extracting a new class TestScenarioApplier.

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bzrlib/tests/intertree_implementations/__init__.py
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    revision_tree_from_workingtree,
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    TestCaseWithTree,
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    )
 
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from bzrlib.tests.workingtree_implementations import (
 
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    WorkingTreeTestProviderAdapter,
 
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    )
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from bzrlib.tree import InterTree
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from bzrlib.workingtree import (
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    WorkingTreeFormat3,
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    WorkingTreeTestProviderAdapter,
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    )
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class InterTreeTestProviderAdapter(WorkingTreeTestProviderAdapter):
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    """Generate test suites for each InterTree implementation in bzrlib."""
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    def adapt(self, test):
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        result = TestSuite()
 
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    def formats_to_scenarios(self, formats):
 
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        """Transform the input formats to a list of scenarios.
 
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        :param formats: A list of tuples:.
 
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            (intertree_class,
 
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             workingtree_format,
 
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             workingtree_format_to,
 
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             mutable_trees_to_test_trees)
 
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        """
 
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        result = []
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        for (intertree_class,
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            workingtree_format,
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            workingtree_format_to,
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            mutable_trees_to_test_trees) in self._formats:
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            new_test = self._clone_test(
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                test,
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                workingtree_format._matchingbzrdir,
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                workingtree_format,
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                intertree_class.__name__)
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            new_test.intertree_class = intertree_class
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            new_test.workingtree_format_to = workingtree_format_to
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            # mutable_trees_to_test_trees takes two trees and converts them to
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            # whatever relationship the optimiser under test requires.
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            new_test.mutable_trees_to_test_trees = mutable_trees_to_test_trees
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            # workingtree_to_test_tree is set to disable changing individual
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            # trees: instead the mutable_trees_to_test_trees helper is used.
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            new_test.workingtree_to_test_tree = return_parameter
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            result.addTest(new_test)
 
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            mutable_trees_to_test_trees) in formats:
 
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            scenario = (intertree_class.__name__, {
 
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                "transport_server":self._transport_server,
 
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                "transport_readonly_server":self._transport_readonly_server,
 
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                "bzrdir_format":workingtree_format._matchingbzrdir,
 
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                "workingtree_format":workingtree_format,
 
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                "intertree_class":intertree_class,
 
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                "workingtree_format_to":workingtree_format_to,
 
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                # mutable_trees_to_test_trees takes two trees and converts them to,
 
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                # whatever relationship the optimiser under test requires.,
 
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                "mutable_trees_to_test_trees":mutable_trees_to_test_trees,
 
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                # workingtree_to_test_tree is set to disable changing individual,
 
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                # trees: instead the mutable_trees_to_test_trees helper is used.,
 
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                "workingtree_to_test_tree":return_parameter,
 
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                })
 
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            result.append(scenario)
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        return result
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