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Viewing changes to bzrlib/tests/test_revert.py

  • Committer: mbp at sourcefrog
  • Date: 2005-03-19 01:41:44 UTC
  • Revision ID: mbp@sourcefrog.net-20050319014144-5298a74caebaf378
fix local-time-offset calculation

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bzrlib/tests/test_revert.py
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# Copyright (C) 2006 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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from bzrlib import merge, tests, transform, workingtree
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class TestRevert(tests.TestCaseWithTransport):
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    """Ensure that revert behaves as expected"""
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    def test_revert_merged_dir(self):
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        """Reverting a merge that adds a directory deletes the directory"""
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        source_tree = self.make_branch_and_tree('source')
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        source_tree.commit('empty tree')
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        target_tree = source_tree.bzrdir.sprout('target').open_workingtree()
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        self.build_tree(['source/dir/', 'source/dir/contents'])
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        source_tree.add(['dir', 'dir/contents'], ['dir-id', 'contents-id'])
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        source_tree.commit('added dir')
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        merge.merge_inner(target_tree.branch, source_tree.basis_tree(), 
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                          target_tree.basis_tree(), this_tree=target_tree)
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        self.failUnlessExists('target/dir')
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        self.failUnlessExists('target/dir/contents')
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        target_tree.revert([])
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        self.failIfExists('target/dir/contents')
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        self.failIfExists('target/dir')
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    def test_revert_new(self):
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        """Only locally-changed new files should be preserved when reverting
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        When a file isn't present in revert's target tree:
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        If a file hasn't been committed, revert should unversion it, but not
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        delete it.
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        If a file has local changes, revert should unversion it, but not
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        delete it.
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        If a file has no changes from the last commit, revert should delete it.
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        If a file has changes due to a merge, revert should delete it.
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        """
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        tree = self.make_branch_and_tree('tree')
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        tree.commit('empty tree')
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        merge_target = tree.bzrdir.sprout('merge_target').open_workingtree()
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        self.build_tree(['tree/new_file'])
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        # newly-added files should not be deleted
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        tree.add('new_file')
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        basis_tree = tree.branch.repository.revision_tree(tree.last_revision())
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        tree.revert([])
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        self.failUnlessExists('tree/new_file')
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        # unchanged files should be deleted
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        tree.add('new_file')
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        tree.commit('add new_file')
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        tree.revert([], old_tree=basis_tree)
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        self.failIfExists('tree/new_file')
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        # files should be deleted if their changes came from merges
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        merge_target.merge_from_branch(tree.branch)
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        self.failUnlessExists('merge_target/new_file')
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        merge_target.revert([])
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        self.failIfExists('merge_target/new_file')
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        # files should not be deleted if changed after a merge
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        merge_target.merge_from_branch(tree.branch)
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        self.failUnlessExists('merge_target/new_file')
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        self.build_tree_contents([('merge_target/new_file', 'new_contents')])
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        merge_target.revert([])
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        self.failUnlessExists('merge_target/new_file')
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    def tree_with_executable(self):
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        tree = self.make_branch_and_tree('tree')
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        tt = transform.TreeTransform(tree)
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        tt.new_file('newfile', tt.root, 'helooo!', 'newfile-id', True)
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        tt.apply()
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        self.assertTrue(tree.is_executable('newfile-id'))
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        tree.commit('added newfile')
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        return tree
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    def test_preserve_execute(self):
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        tree = self.tree_with_executable()
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        tt = transform.TreeTransform(tree)
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        newfile = tt.trans_id_tree_file_id('newfile-id')
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        tt.delete_contents(newfile)
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        tt.create_file('Woooorld!', newfile)
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        tt.apply()
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        tree = workingtree.WorkingTree.open('tree')
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        self.assertTrue(tree.is_executable('newfile-id'))
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        transform.revert(tree, tree.basis_tree(), [], backups=True)
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        self.assertEqual('helooo!', tree.get_file('newfile-id').read())
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        self.assertTrue(tree.is_executable('newfile-id'))
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    def test_revert_executable(self):
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        tree = self.tree_with_executable()
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        tt = transform.TreeTransform(tree)
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        newfile = tt.trans_id_tree_file_id('newfile-id')
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        tt.set_executability(False, newfile)
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        tt.apply()
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        transform.revert(tree, tree.basis_tree(), [])
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        self.assertTrue(tree.is_executable('newfile-id'))