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# Copyright (C) 2005 by Canonical Ltd
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# -*- coding: utf-8 -*-
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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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"""Black-box tests for bzr merge.
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from bzrlib.branch import Branch
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from bzrlib.tests.blackbox import ExternalBase
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from bzrlib.osutils import abspath
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class TestMerge(ExternalBase):
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def example_branch(test):
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file('hello', 'wt').write('foo')
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test.runbzr('add hello')
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test.runbzr('commit -m setup hello')
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file('goodbye', 'wt').write('baz')
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test.runbzr('add goodbye')
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test.runbzr('commit -m setup goodbye')
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def test_merge_remember(self):
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"""Merge changes from one branch to another and test parent location."""
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self.runbzr('branch . ../b')
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self.runbzr('branch . ../c')
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file('bottles', 'wt').write('99 bottles of beer on the wall')
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self.runbzr('add bottles')
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self.runbzr('commit -m 99_bottles')
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parent = b.get_parent()
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self.assertEqual(None, b.get_parent())
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# test merge for failure without parent set
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out = self.runbzr('merge', retcode=3)
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self.assertEquals(out,
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('','bzr: ERROR: No merge branch known or specified.\n'))
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# test implicit --remember when no parent set, this merge conflicts
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file('bottles', 'wt').write('98 bottles of beer on the wall')
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self.runbzr('add bottles')
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out = self.runbzr('merge ../a', retcode=3)
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self.assertEquals(out,
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('','bzr: ERROR: Working tree has uncommitted changes.\n'))
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self.assertEquals(abspath(b.get_parent()), abspath(parent))
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# test implicit --remember after resolving conflict
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self.assertEquals(abspath(b.get_parent()), abspath(parent))
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self.runbzr('commit -m merge_a')
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# test explicit --remember
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self.runbzr('merge ../c --remember')
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self.assertEquals(abspath(b.get_parent()), abspath('../c'))
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self.runbzr('commit -m merge_c --unchanged')