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class TestRenameMap(TestCaseWithTransport):
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a_lines = b'a\nb\nc\n'.splitlines(True)
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b_lines = b'b\nc\nd\n'.splitlines(True)
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a_lines = 'a\nb\nc\n'.splitlines(True)
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b_lines = 'b\nc\nd\n'.splitlines(True)
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def test_add_edge_hashes(self):
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rn = RenameMap(None)
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rn.add_edge_hashes(self.a_lines, 'a')
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self.assertEqual({'a'}, rn.edge_hashes[myhash(('a\n', 'b\n'))])
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self.assertEqual({'a'}, rn.edge_hashes[myhash(('b\n', 'c\n'))])
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self.assertEqual(set(['a']), rn.edge_hashes[myhash(('a\n', 'b\n'))])
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self.assertEqual(set(['a']), rn.edge_hashes[myhash(('b\n', 'c\n'))])
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self.assertIs(None, rn.edge_hashes.get(myhash(('c\n', 'd\n'))))
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def test_add_file_edge_hashes(self):
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tree = self.make_branch_and_tree('tree')
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self.build_tree_contents([('tree/a', b''.join(self.a_lines))])
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self.build_tree_contents([('tree/a', ''.join(self.a_lines))])
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rn = RenameMap(tree)
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rn.add_file_edge_hashes(tree, [b'a'])
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self.assertEqual({b'a'}, rn.edge_hashes[myhash(('a\n', 'b\n'))])
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self.assertEqual({b'a'}, rn.edge_hashes[myhash(('b\n', 'c\n'))])
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rn.add_file_edge_hashes(tree, ['a'])
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self.assertEqual(set(['a']), rn.edge_hashes[myhash(('a\n', 'b\n'))])
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self.assertEqual(set(['a']), rn.edge_hashes[myhash(('b\n', 'c\n'))])
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self.assertIs(None, rn.edge_hashes.get(myhash(('c\n', 'd\n'))))
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def test_hitcounts(self):
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rn = RenameMap(tree)
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rn.add_edge_hashes(self.a_lines, 'aid')
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rn.add_edge_hashes(self.b_lines, 'bid')
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self.build_tree_contents([('tree/a', b''.join(self.a_lines))])
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self.build_tree_contents([('tree/b', b''.join(self.b_lines))])
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self.build_tree_contents([('tree/a', ''.join(self.a_lines))])
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self.build_tree_contents([('tree/b', ''.join(self.b_lines))])
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self.assertEqual({'a': 'aid', 'b': 'bid'},
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rn.file_match(['a', 'b']))
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tree = self.make_branch_and_tree('tree')
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rn = RenameMap(tree)
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rn.add_edge_hashes(self.a_lines, 'aid')
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self.build_tree_contents([('tree/a', b''.join(self.a_lines))])
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self.build_tree_contents([('tree/b', b''.join(self.b_lines))])
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self.build_tree_contents([('tree/c', b''.join(self.b_lines))])
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self.build_tree_contents([('tree/a', ''.join(self.a_lines))])
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self.build_tree_contents([('tree/b', ''.join(self.b_lines))])
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self.build_tree_contents([('tree/c', ''.join(self.b_lines))])
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self.assertEqual({'a': 'aid'},
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rn.file_match(['a', 'b', 'c']))
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tree.lock_write()
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self.addCleanup(tree.unlock)
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self.build_tree(['tree/file'])
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tree.add('file', b'file-id')
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tree.add('file', 'file-id')
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tree.commit('Added file')
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os.rename('tree/file', 'tree/file2')
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RenameMap.guess_renames(tree.basis_tree(), tree)
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self.assertEqual('file2', tree.id2path(b'file-id'))
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RenameMap.guess_renames(tree)
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self.assertEqual('file2', tree.id2path('file-id'))
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def test_guess_renames_handles_directories(self):
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tree = self.make_branch_and_tree('tree')
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tree.lock_write()
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self.addCleanup(tree.unlock)
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self.build_tree(['tree/dir/', 'tree/dir/file'])
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tree.add(['dir', 'dir/file'], [b'dir-id', b'file-id'])
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tree.add(['dir', 'dir/file'], ['dir-id', 'file-id'])
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tree.commit('Added file')
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os.rename('tree/dir', 'tree/dir2')
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RenameMap.guess_renames(tree.basis_tree(), tree)
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self.assertEqual('dir2/file', tree.id2path(b'file-id'))
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self.assertEqual('dir2', tree.id2path(b'dir-id'))
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RenameMap.guess_renames(tree)
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self.assertEqual('dir2/file', tree.id2path('file-id'))
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self.assertEqual('dir2', tree.id2path('dir-id'))
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def test_guess_renames_handles_grandparent_directories(self):
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tree = self.make_branch_and_tree('tree')
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'tree/topdir/middledir/',
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'tree/topdir/middledir/file'])
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tree.add(['topdir', 'topdir/middledir', 'topdir/middledir/file'],
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[b'topdir-id', b'middledir-id', b'file-id'])
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['topdir-id', 'middledir-id', 'file-id'])
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tree.commit('Added files.')
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os.rename('tree/topdir', 'tree/topdir2')
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RenameMap.guess_renames(tree.basis_tree(), tree)
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self.assertEqual('topdir2', tree.id2path(b'topdir-id'))
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RenameMap.guess_renames(tree)
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self.assertEqual('topdir2', tree.id2path('topdir-id'))
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def test_guess_renames_preserves_children(self):
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"""When a directory has been moved, its children are preserved."""
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tree = self.make_branch_and_tree('tree')
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tree.lock_write()
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self.addCleanup(tree.unlock)
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self.build_tree_contents([('tree/foo/', b''),
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('tree/foo/bar', b'bar'),
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('tree/foo/empty', b'')])
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self.build_tree_contents([('tree/foo/', ''),
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('tree/foo/bar', 'bar'),
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('tree/foo/empty', '')])
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tree.add(['foo', 'foo/bar', 'foo/empty'],
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[b'foo-id', b'bar-id', b'empty-id'])
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['foo-id', 'bar-id', 'empty-id'])
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tree.commit('rev1')
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os.rename('tree/foo', 'tree/baz')
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RenameMap.guess_renames(tree.basis_tree(), tree)
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self.assertEqual('baz/empty', tree.id2path(b'empty-id'))
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RenameMap.guess_renames(tree)
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self.assertEqual('baz/empty', tree.id2path('empty-id'))
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def test_guess_renames_dry_run(self):
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tree = self.make_branch_and_tree('tree')
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tree.lock_write()
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self.addCleanup(tree.unlock)
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self.build_tree(['tree/file'])
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tree.add('file', b'file-id')
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tree.add('file', 'file-id')
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tree.commit('Added file')
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os.rename('tree/file', 'tree/file2')
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RenameMap.guess_renames(tree.basis_tree(), tree, dry_run=True)
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self.assertEqual('file', tree.id2path(b'file-id'))
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RenameMap.guess_renames(tree, dry_run=True)
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self.assertEqual('file', tree.id2path('file-id'))
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def captureNotes(cmd, *args, **kwargs):
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def my_note(fmt, *args):
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notes.append(fmt % args)
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old_note = trace.note
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tree.lock_write()
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self.addCleanup(tree.unlock)
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self.build_tree(['tree/file'])
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tree.add('file', b'file-id')
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tree.add('file', 'file-id')
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tree.commit('Added file')
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os.rename('tree/file', 'tree/file2')
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notes = self.captureNotes(
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RenameMap.guess_renames, tree.basis_tree(), tree,
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self.assertEqual('file => file2', ''.join(notes))
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notes = self.captureNotes(RenameMap.guess_renames, tree.basis_tree(),
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tree, dry_run=False)[0]
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self.assertEqual('file => file2', ''.join(notes))
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def test_guess_rename_handles_new_directories(self):
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"""When a file was moved into a new directory."""
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tree = self.make_branch_and_tree('.')
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# self.addCleanup(tree.unlock)
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self.build_tree(['file'])
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tree.add('file', b'file-id')
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tree.commit('Added file')
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os.rename('file', 'folder/file2')
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notes = self.captureNotes(
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RenameMap.guess_renames, tree.basis_tree(), tree)[0]
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self.assertEqual('file => folder/file2', ''.join(notes))
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notes = self.captureNotes(RenameMap.guess_renames, tree,
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self.assertEqual('file => file2', ''.join(notes))
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notes = self.captureNotes(RenameMap.guess_renames, tree,
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self.assertEqual('file => file2', ''.join(notes))