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# Copyright (C) 2006, 2007, 2009, 2010 Canonical 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Black-box tests for bzr revert."""
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from bzrlib.tests import TestCaseWithTransport
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from bzrlib.trace import mutter
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from bzrlib.workingtree import WorkingTree
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class TestRevert(TestCaseWithTransport):
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def _prepare_tree(self):
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self.run_bzr('mkdir dir')
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f = file('dir/file', 'wb')
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self.run_bzr('add dir/file')
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self.run_bzr('commit -m1')
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f = file('dir/file', 'wb')
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self.assertEquals('modified:\n dir/file\n', self.run_bzr('status')[0])
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def _prepare_rename_mod_tree(self):
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self.build_tree(['a/', 'a/b', 'a/c', 'a/d/', 'a/d/e', 'f/', 'f/g',
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self.run_bzr('commit -m 1')
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wt = WorkingTree.open('.')
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wt.rename_one('a/b', 'f/b')
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wt.rename_one('a/d/e', 'f/e')
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wt.rename_one('a/d', 'f/d')
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wt.rename_one('f/g', 'a/g')
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wt.rename_one('f/h', 'h')
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wt.rename_one('f', 'j')
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def helper(self, param=''):
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# revert to default revision for file in subdir does work
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self.assertEquals('1\n', self.run_bzr('revno')[0])
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self.run_bzr('revert %s file' % param)
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self.assertEquals('spam', open('file', 'rb').read())
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def test_revert_in_subdir(self):
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def test_revert_to_revision_in_subdir(self):
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# test case for bug #29424:
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# revert to specific revision for file in subdir does not work
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def test_revert_in_checkout(self):
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self.run_bzr('checkout --lightweight . ../sprach')
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self.run_bzr('commit -m more')
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self.assertEqual('', self.run_bzr('status')[0])
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self.run_bzr('revert')
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self.assertEqual('', self.run_bzr('status')[0])
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def test_revert_dirname(self):
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"""Test that revert DIRECTORY does what's expected"""
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self._prepare_rename_mod_tree()
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self.run_bzr('revert a')
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self.failUnlessExists('a/b')
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self.failUnlessExists('a/d')
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self.failIfExists('a/g')
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"j is in the delta revert applies because j was renamed too",
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self.failUnlessExists, 'j')
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self.failUnlessExists('h')
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self.run_bzr('revert f')
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self.failIfExists('j')
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self.failIfExists('h')
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self.failUnlessExists('a/d/e')
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def test_revert_chatter(self):
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self._prepare_rename_mod_tree()
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chatter = self.run_bzr('revert')[1]
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self.assertEqualDiff(
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def test_revert(self):
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file('hello', 'wt').write('foo')
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self.run_bzr('add hello')
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self.run_bzr('commit -m setup hello')
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file('goodbye', 'wt').write('baz')
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self.run_bzr('add goodbye')
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self.run_bzr('commit -m setup goodbye')
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file('hello', 'wt').write('bar')
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file('goodbye', 'wt').write('qux')
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self.run_bzr('revert hello')
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self.check_file_contents('hello', 'foo')
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self.check_file_contents('goodbye', 'qux')
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self.run_bzr('revert')
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self.check_file_contents('goodbye', 'baz')
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os.mkdir('revertdir')
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self.run_bzr('add revertdir')
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self.run_bzr('commit -m f')
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os.rmdir('revertdir')
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self.run_bzr('revert')
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if bzrlib.osutils.has_symlinks():
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os.symlink('/unlikely/to/exist', 'symlink')
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self.run_bzr('add symlink')
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self.run_bzr('commit -m f')
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self.run_bzr('revert')
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self.failUnlessExists('symlink')
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os.symlink('a-different-path', 'symlink')
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self.run_bzr('revert')
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self.assertEqual('/unlikely/to/exist',
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os.readlink('symlink'))
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self.log("skipping revert symlink tests")
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file('hello', 'wt').write('xyz')
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self.run_bzr('commit -m xyz hello')
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self.run_bzr('revert -r 1 hello')
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self.check_file_contents('hello', 'foo')
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self.run_bzr('revert hello')
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self.check_file_contents('hello', 'xyz')
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os.chdir('revertdir')
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self.run_bzr('revert')
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def test_revert_newly_added(self):
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# this tests the UI reports reverting a newly added file
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# correct (such files are not deleted)
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tree = self.make_branch_and_tree('.')
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self.build_tree(['file'])
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out, err = self.run_bzr('revert')
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self.assertEqual('', out)
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self.assertEqual('- file\n', err)
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def test_revert_removing_file(self):
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# this tests the UI reports reverting a file which has been committed
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# to a revision that did not have it, reports it as being deleted.
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tree = self.make_branch_and_tree('.')
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tree.commit('empty commit')
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self.build_tree(['file'])
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tree.commit('add file')
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out, err = self.run_bzr('revert -r -2')
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self.assertEqual('', out)
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self.assertEqual('-D file\n', err)
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def test_revert_forget_merges(self):
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# revert --forget-merges removes any pending merges into the tree, but
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# leaves the files unchanged
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tree = self.make_branch_and_tree('.')
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# forget-merges before first commit, though pointless, does not fail
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self.run_bzr(['revert', '--forget-merges'])
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self.build_tree(['file'])
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first_rev_id = tree.commit('initial commit')
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self.build_tree_contents([('file', 'new content')])
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existing_parents = tree.get_parent_ids()
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self.assertEquals([first_rev_id], existing_parents)
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merged_parents = existing_parents + ['merged-in-rev']
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tree.set_parent_ids(merged_parents)
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self.assertEquals(merged_parents, tree.get_parent_ids())
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self.run_bzr(['revert', '--forget-merges'])
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self.assertEquals([first_rev_id], tree.get_parent_ids())
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# changed files are not reverted
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self.assertFileEqual('new content', 'file')
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# you can give it the path of a tree
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self.run_bzr(['revert', '--forget-merges', tree.abspath('.')])