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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from bzrlib.selftest import TestCaseInTempDir, TestCase
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from bzrlib.selftest import InTempDir, TestBase
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from bzrlib.merge3 import Merge3
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from cStringIO import StringIO
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return StringIO(t).readlines()
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############################################################
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# test case data from the gnu diffutils manual
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TZU = split_lines(""" The Nameless is the origin of Heaven and Earth;
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The named is the mother of all things.
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Therefore let there always be non-being,
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so we may see their subtlety,
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And let there always be being,
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so we may see their outcome.
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But after they are produced,
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they have different names.
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They both may be called deep and profound.
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Deeper and more profound,
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The door of all subtleties!
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LAO = split_lines(""" The Way that can be told of is not the eternal Way;
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The name that can be named is not the eternal name.
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The Nameless is the origin of Heaven and Earth;
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The Named is the mother of all things.
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Therefore let there always be non-being,
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so we may see their subtlety,
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And let there always be being,
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so we may see their outcome.
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But after they are produced,
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they have different names.
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TAO = split_lines(""" The Way that can be told of is not the eternal Way;
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The name that can be named is not the eternal name.
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The Nameless is the origin of Heaven and Earth;
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The named is the mother of all things.
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Therefore let there always be non-being,
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so we may see their subtlety,
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And let there always be being,
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so we may see their result.
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But after they are produced,
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they have different names.
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-- The Way of Lao-Tzu, tr. Wing-tsit Chan
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MERGED_RESULT = split_lines(""" The Way that can be told of is not the eternal Way;
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The name that can be named is not the eternal name.
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The Nameless is the origin of Heaven and Earth;
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The Named is the mother of all things.
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Therefore let there always be non-being,
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so we may see their subtlety,
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And let there always be being,
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so we may see their result.
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But after they are produced,
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they have different names.
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-- The Way of Lao-Tzu, tr. Wing-tsit Chan
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class TestMerge3(TestCase):
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def test_no_changes(self):
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"""No conflicts because nothing changed"""
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class NoChanges(TestBase):
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"""No conflicts because nothing changed"""
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m3 = Merge3(['aaa', 'bbb'],
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start_marker='<<',
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self.assertEquals(''.join(ml), 'aaa\n222\nbbb\n')
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def test_insert_clash(self):
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"""Both try to insert lines in the same place."""
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self.assertEquals(''.join(m3.merge_lines()),
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class InsertClash(TestBase):
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"""Both try to insert lines in the same place."""
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m3 = Merge3(['aaa\n', 'bbb\n'],
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['aaa\n', '111\n', 'bbb\n'],
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['aaa\n', '222\n', 'bbb\n'])
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(3,3, 3,3, 3,3),])
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def test_replace_multi(self):
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"""Replacement with regions of different size."""
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class ReplaceMulti(TestBase):
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"""Replacement with regions of different size."""
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m3 = Merge3(['aaa', '000', '000', 'bbb'],
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['aaa', '111', '111', '111', 'bbb'],
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['aaa', '222', '222', '222', '222', 'bbb'])
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(4,4, 5,5, 6,6),])
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def test_merge_poem(self):
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"""Test case from diff3 manual"""
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from cStringIO import StringIO
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return StringIO(t).readlines()
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############################################################
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# test case from the gnu diffutils manual
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TZU = split_lines(""" The Nameless is the origin of Heaven and Earth;
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The named is the mother of all things.
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Therefore let there always be non-being,
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so we may see their subtlety,
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And let there always be being,
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so we may see their outcome.
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The two are the same,
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But after they are produced,
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they have different names.
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They both may be called deep and profound.
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Deeper and more profound,
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The door of all subtleties!
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LAO = split_lines(""" The Way that can be told of is not the eternal Way;
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The name that can be named is not the eternal name.
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The Nameless is the origin of Heaven and Earth;
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The Named is the mother of all things.
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Therefore let there always be non-being,
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so we may see their subtlety,
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And let there always be being,
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so we may see their outcome.
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The two are the same,
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But after they are produced,
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they have different names.
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TAO = split_lines(""" The Way that can be told of is not the eternal Way;
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The name that can be named is not the eternal name.
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The Nameless is the origin of Heaven and Earth;
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The named is the mother of all things.
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Therefore let there always be non-being,
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so we may see their subtlety,
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And let there always be being,
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so we may see their result.
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The two are the same,
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But after they are produced,
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they have different names.
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-- The Way of Lao-Tzu, tr. Wing-tsit Chan
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MERGED_RESULT = split_lines(""" The Way that can be told of is not the eternal Way;
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The name that can be named is not the eternal name.
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The Nameless is the origin of Heaven and Earth;
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The Named is the mother of all things.
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Therefore let there always be non-being,
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so we may see their subtlety,
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And let there always be being,
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so we may see their result.
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The two are the same,
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But after they are produced,
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they have different names.
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-- The Way of Lao-Tzu, tr. Wing-tsit Chan
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class MergePoem(TestBase):
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"""Test case from diff3 manual"""
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m3 = Merge3(TZU, LAO, TAO)
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ml = list(m3.merge_lines('LAO', 'TAO'))
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self.log('merge result:')
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self.log(''.join(ml))
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self.assertEquals(ml, MERGED_RESULT)
added
removed
bzrlib/selftest/testmerge3.py
