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Viewing changes to bzrlib/tests/test_tree.py

  • Committer: Robert Collins
  • Date: 2006-07-25 06:50:12 UTC
  • mto: (1852.9.1 Tree.compare().)
  • mto: This revision was merged to the branch mainline in revision 1892.
  • Revision ID: robertc@robertcollins.net-20060725065012-564e2d0e113dcabf
Update tree_implementation test tree factories to be intertree ready.

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bzrlib/tests/test_tree.py
 
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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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"""Tests for Tree and InterTree."""
 
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from bzrlib.tests import TestCaseWithTransport
 
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from bzrlib.tree import InterTree
 
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class TestInterTree(TestCaseWithTransport):
 
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    def test_revision_tree_revision_tree(self):
 
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        # we should have an InterTree registered for RevisionTree to
 
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        # RevisionTree.
 
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        tree = self.make_branch_and_tree('.')
 
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        rev_id = tree.commit('first post')
 
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        rev_id2 = tree.commit('second post', allow_pointless=True)
 
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        rev_tree = tree.branch.repository.revision_tree(rev_id)
 
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        rev_tree2 = tree.branch.repository.revision_tree(rev_id2)
 
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        optimiser = InterTree.get(rev_tree, rev_tree2)
 
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        self.assertIsInstance(optimiser, InterTree)
 
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        optimiser = InterTree.get(rev_tree2, rev_tree)
 
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        self.assertIsInstance(optimiser, InterTree)
 
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    def test_working_tree_revision_tree(self):
 
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        # we should have an InterTree available for WorkingTree to 
 
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        # RevisionTree.
 
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        tree = self.make_branch_and_tree('.')
 
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        rev_id = tree.commit('first post')
 
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        rev_tree = tree.branch.repository.revision_tree(rev_id)
 
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        optimiser = InterTree.get(rev_tree, tree)
 
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        self.assertIsInstance(optimiser, InterTree)
 
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        optimiser = InterTree.get(tree, rev_tree)
 
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        self.assertIsInstance(optimiser, InterTree)
 
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    def test_working_tree_working_tree(self):
 
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        # we should have an InterTree available for WorkingTree to 
 
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        # WorkingTree.
 
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        tree = self.make_branch_and_tree('1')
 
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        tree2 = self.make_branch_and_tree('2')
 
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        optimiser = InterTree.get(tree, tree2)
 
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        self.assertIsInstance(optimiser, InterTree)
 
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        optimiser = InterTree.get(tree2, tree)
 
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        self.assertIsInstance(optimiser, InterTree)
 
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class RecordingOptimiser(InterTree):
 
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    calls = []
 
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    def compare(self):
 
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        self.calls.append(('compare',))
 
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    @classmethod
 
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    def is_compatible(klass, source, target):
 
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        return True
 
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class TestTree(TestCaseWithTransport):
 
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    def test_compare_calls_InterTree_compare(self):
 
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        old_optimisers = InterTree._optimisers
 
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        try:
 
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            InterTree._optimisers = set()
 
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            RecordingOptimiser.calls = []
 
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            InterTree.register_optimiser(RecordingOptimiser)
 
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            tree = self.make_branch_and_tree('1')
 
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            tree2 = self.make_branch_and_tree('2')
 
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            tree.compare(tree2)
 
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        finally:
 
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            InterTree._optimisers = old_optimisers
 
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        self.assertEqual([('compare',)], RecordingOptimiser.calls)