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Viewing changes to bzrlib/tests/blackbox/test_remerge.py

  • Committer: Martin Pool
  • Date: 2005-05-05 07:00:17 UTC
  • Revision ID: mbp@sourcefrog.net-20050505070017-6af6a766fc558dc2
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bzrlib/tests/blackbox/test_remerge.py
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# Copyright (C) 2005, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import os
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from bzrlib.tests.blackbox import ExternalBase
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from bzrlib.workingtree import WorkingTree
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class TestRemerge(ExternalBase):
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    def make_file(self, name, contents):
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        f = open(name, 'wb')
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        try:
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            f.write(contents)
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        finally:
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            f.close()
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    def create_conflicts(self):
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        """Create a conflicted tree"""
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        os.mkdir('base')
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        os.chdir('base')
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        self.make_file('hello', "hi world")
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        self.make_file('answer', "42")
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        self.run_bzr('init')
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        self.run_bzr('add')
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        self.run_bzr('commit -m base')
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        self.run_bzr('branch . ../other')
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        self.run_bzr('branch . ../this')
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        os.chdir('../other')
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        self.make_file('hello', "Hello.")
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        self.make_file('answer', "Is anyone there?")
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        self.run_bzr('commit -m other')
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        os.chdir('../this')
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        self.make_file('hello', "Hello, world")
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        self.run_bzr('mv answer question')
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        self.make_file('question', "What do you get when you multiply six"
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                                   "times nine?")
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        self.run_bzr('commit -m this')
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    def test_remerge(self):
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        """Remerge command works as expected"""
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        self.create_conflicts()
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        self.run_bzr('merge ../other --show-base', retcode=1)
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        conflict_text = open('hello').read()
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        self.assertTrue('|||||||' in conflict_text)
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        self.assertTrue('hi world' in conflict_text)
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        self.run_bzr_error(['conflicts encountered'], 'remerge', retcode=1)
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        conflict_text = open('hello').read()
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        self.assertFalse('|||||||' in conflict_text)
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        self.assertFalse('hi world' in conflict_text)
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        os.unlink('hello.OTHER')
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        os.unlink('question.OTHER')
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        self.run_bzr_error(['jello is not versioned'],
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                     'remerge jello --merge-type weave')
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        self.run_bzr_error(['conflicts encountered'],
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                           'remerge hello --merge-type weave',
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                           retcode=1)
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        self.failUnlessExists('hello.OTHER')
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        self.failIfExists('question.OTHER')
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        file_id = self.run_bzr('file-id hello')[0]
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        self.run_bzr_error(['hello.THIS is not versioned'],
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                           'file-id hello.THIS')
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        self.run_bzr_error(['conflicts encountered'],
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                           'remerge --merge-type weave', retcode=1)
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        self.failUnlessExists('hello.OTHER')
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        self.failUnless('hello.BASE')
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        self.assertFalse('|||||||' in conflict_text)
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        self.assertFalse('hi world' in conflict_text)
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        self.run_bzr_error(['Showing base is not supported.*Weave'],
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                           'remerge . --merge-type weave --show-base')
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        self.run_bzr_error(['Can\'t reprocess and show base'],
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                           'remerge . --show-base --reprocess')
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        self.run_bzr_error(['conflicts encountered'],
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                           'remerge . --merge-type weave --reprocess',
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                           retcode=1)
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        self.run_bzr_error(['conflicts encountered'],
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                           'remerge hello --show-base',
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                           retcode=1)
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        self.run_bzr_error(['conflicts encountered'],
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                           'remerge hello --reprocess', retcode=1)
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        self.run_bzr('resolve --all')
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        self.run_bzr('commit -m done')
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        self.run_bzr_error(['remerge only works after normal merges',
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                            'Not cherrypicking or multi-merges'],
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                           'remerge')
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    def test_conflicts(self):
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        self.create_conflicts()
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        self.run_bzr('merge ../other', retcode=1)
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        wt = WorkingTree.open('.')
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        self.assertEqual(2, len(wt.conflicts()))
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        self.run_bzr('remerge', retcode=1)
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        wt = WorkingTree.open('.')
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        self.assertEqual(2, len(wt.conflicts()))
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        self.run_bzr('remerge hello', retcode=1)
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        self.assertEqual(2, len(wt.conflicts()))