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# Copyright (C) 2006 by Canonical Development Ltd
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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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# 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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# 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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"""test the functions in bzrlib/delta.py"""
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from bzrlib import delta, revision, transform
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from bzrlib.tests import TestCaseWithTransport
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class TestCompareTrees(TestCaseWithTransport):
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TestCaseWithTransport.setUp(self)
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self.tree = self.make_branch_and_tree('tree')
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files = ['a', 'b/', 'b/c']
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self.build_tree(['tree/' + f for f in files])
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self.tree.add(files, ['a-id', 'b-id', 'c-id'])
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self.tree.commit('initial tree')
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def test_revision_tree_against_empty(self):
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empty_tree = self.tree.branch.repository.revision_tree(
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revision.NULL_REVISION)
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d = delta.compare_trees(empty_tree, self.tree.basis_tree())
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self.assertEqual([('a', 'a-id', 'file'),
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('b', 'b-id', 'directory'),
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('b/c', 'c-id', 'file'),
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self.assertEqual([], d.removed)
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self.assertEqual([], d.renamed)
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self.assertEqual([], d.modified)
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d = delta.compare_trees(self.tree.basis_tree(), empty_tree)
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self.assertEqual([], d.added)
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self.assertEqual([('a', 'a-id', 'file'),
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('b', 'b-id', 'directory'),
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('b/c', 'c-id', 'file'),
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self.assertEqual([], d.renamed)
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self.assertEqual([], d.modified)
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def test_tree_modified(self):
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open('tree/a', 'wb').write('foobar\n')
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d = delta.compare_trees(self.tree.basis_tree(), self.tree)
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self.assertEqual([], d.added)
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self.assertEqual([], d.removed)
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self.assertEqual([], d.renamed)
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self.assertEqual([('a', 'a-id', 'file', True, False)], d.modified)
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def test_tree_meta_modified(self):
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tt = transform.TreeTransform(self.tree)
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trans_id = tt.trans_id_tree_path('b/c')
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tt.set_executability(True, trans_id)
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d = delta.compare_trees(self.tree.basis_tree(), self.tree)
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self.assertEqual([], d.added)
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self.assertEqual([], d.removed)
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self.assertEqual([], d.renamed)
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self.assertEqual([('b/c', 'c-id', 'file', False, True)], d.modified)
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def test_tree_renamed(self):
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self.tree.rename_one('a', 'd')
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d = delta.compare_trees(self.tree.basis_tree(), self.tree)
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self.assertEqual([], d.added)
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self.assertEqual([], d.removed)
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self.assertEqual([('a', 'd', 'a-id', 'file', False, False)], d.renamed)
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self.assertEqual([], d.modified)
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def test_tree_renamed_modified(self):
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self.tree.rename_one('a', 'd')
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open('tree/d', 'wb').write('bar\n')
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d = delta.compare_trees(self.tree.basis_tree(), self.tree)
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self.assertEqual([], d.added)
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self.assertEqual([], d.removed)
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self.assertEqual([('a', 'd', 'a-id', 'file', True, False)], d.renamed)
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self.assertEqual([], d.modified)
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def test_tree_renamed_meta_modified(self):
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tt = transform.TreeTransform(self.tree)
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trans_id = tt.trans_id_tree_path('b/c')
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parent_trans_id = tt.trans_id_tree_path('')
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tt.adjust_path('e', parent_trans_id, trans_id)
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tt.set_executability(True, trans_id)
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d = delta.compare_trees(self.tree.basis_tree(), self.tree)
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self.assertEqual([], d.added)
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self.assertEqual([], d.removed)
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self.assertEqual([('b/c', 'e', 'c-id', 'file', False, True)], d.renamed)
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self.assertEqual([], d.modified)