/brz/remove-bazaar

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1852.8.3 by Robert Collins
Implement an InterTreeTestProvider and a trivial test_compare test case.
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# Copyright (C) 2006 by 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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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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"""InterTree implementation tests for bzr.
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These test the conformance of all the InterTree variations to the expected API.
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Specific tests for individual variations are in other places such as:
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 - tests/test_workingtree.py
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"""
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import bzrlib.errors as errors
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from bzrlib.transport import get_transport
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from bzrlib.tests import (
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                          adapt_modules,
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                          default_transport,
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                          TestLoader,
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                          TestSuite,
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                          )
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from bzrlib.tests.tree_implementations import (
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    return_parameter,
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    revision_tree_from_workingtree,
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    TestCaseWithTree,
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    )
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from bzrlib.tree import InterTree
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from bzrlib.workingtree import (WorkingTreeFormat,
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                                WorkingTreeTestProviderAdapter,
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                                )
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class TestCaseWithTwoTrees(TestCaseWithTree):
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    def make_to_branch_and_tree(self, relpath):
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        """Make a to_workingtree_format branch and tree."""
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        made_control = self.make_bzrdir(relpath, 
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            format=self.workingtree_format_to._matchingbzrdir)
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        made_control.create_repository()
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        made_control.create_branch()
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        return self.workingtree_format_to.initialize(made_control)
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    def get_to_tree_no_parents_no_content(self, empty_tree):
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        return super(TestCaseWithTwoTrees, self).get_tree_no_parents_no_content(empty_tree, converter=self.workingtree_to_test_tree_to)
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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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        for (intertree_class,
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            workingtree_format,
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            workingtree_to_test_tree,
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            workingtree_format_to,
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            workingtree_to_test_tree_to) 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_to_test_tree = workingtree_to_test_tree
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            new_test.workingtree_format_to = workingtree_format_to
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            new_test.workingtree_to_test_tree_to = workingtree_to_test_tree_to
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            result.addTest(new_test)
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        return result
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def test_suite():
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    result = TestSuite()
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    loader = TestLoader()
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    # load the tests of the infrastructure for these tests
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    result.addTests(loader.loadTestsFromModuleNames(['bzrlib.tests.intertree_implementations']))
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    default_tree_format = WorkingTreeFormat.get_default_format()
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    test_intertree_implementations = [
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        'bzrlib.tests.intertree_implementations.test_compare',
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        ]
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    test_intertree_permutations = [
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        # test InterTree with two default-format working trees.
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        (InterTree, default_tree_format, return_parameter,
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         default_tree_format, return_parameter)]
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    for optimiser in InterTree._optimisers:
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        test_intertree_permutations.append(
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            (optimiser,
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             optimiser._matching_from_tree_format, optimiser._from_tree_converter,
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             optimiser._matching_to_tree_format, optimiser._to_tree_converter))
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    adapter = InterTreeTestProviderAdapter(
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        default_transport,
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        # None here will cause a readonly decorator to be created
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        # by the TestCaseWithTransport.get_readonly_transport method.
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        None,
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        test_intertree_permutations)
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    adapt_modules(test_intertree_implementations, adapter, loader, result)
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    return result