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self.assertRaises(NoSuchRevision, self.intervene, 'b@u-0-10',
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'c@u-0-6', self.br2.revision_history())
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class TestIntermediateRevisions(TestCaseInTempDir):
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from bzrlib.commit import commit
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TestCaseInTempDir.setUp(self)
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self.br1, self.br2 = make_branches()
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commit(self.br2, "Commit eleven", rev_id="b@u-0-7")
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commit(self.br2, "Commit twelve", rev_id="b@u-0-8")
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commit(self.br2, "Commit thirtteen", rev_id="b@u-0-9")
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self.br1.add_pending_merge(self.br2.revision_history()[6])
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commit(self.br1, "Commit fourtten", rev_id="a@u-0-6")
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self.br2.add_pending_merge(self.br1.revision_history()[6])
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commit(self.br2, "Commit fifteen", rev_id="b@u-0-10")
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from bzrlib.revision import MultipleRevisionSources
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self.sources = MultipleRevisionSources(self.br1, self.br2)
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def intervene(self, ancestor, revision, revision_history=None):
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from bzrlib.revision import get_intervening_revisions
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return get_intervening_revisions(ancestor,revision, self.sources,
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def test_intervene(self):
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"""Find intermediate revisions, without requiring history"""
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from bzrlib.errors import NotAncestor, NoSuchRevision
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assert len(self.intervene('a@u-0-0', 'a@u-0-0')) == 0
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self.assertEqual(self.intervene('a@u-0-0', 'a@u-0-1'), ['a@u-0-1'])
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self.assertEqual(self.intervene('a@u-0-0', 'a@u-0-2'),
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['a@u-0-1', 'a@u-0-2'])
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self.assertEqual(self.intervene('a@u-0-0', 'b@u-0-3'),
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['a@u-0-1', 'a@u-0-2', 'b@u-0-3'])
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self.assertEqual(self.intervene('b@u-0-3', 'a@u-0-3'),
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['b@u-0-4', 'a@u-0-3'])
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self.assertEqual(self.intervene('a@u-0-2', 'a@u-0-3',
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self.br1.revision_history()),
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self.assertEqual(self.intervene('a@u-0-0', 'a@u-0-5',
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self.br1.revision_history()),
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['a@u-0-1', 'a@u-0-2', 'a@u-0-3', 'a@u-0-4',
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self.assertEqual(self.intervene('a@u-0-0', 'b@u-0-6',
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self.br1.revision_history()),
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['a@u-0-1', 'a@u-0-2', 'a@u-0-3', 'a@u-0-4',
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self.assertEqual(self.intervene('a@u-0-0', 'b@u-0-5'),
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['a@u-0-1', 'a@u-0-2', 'b@u-0-3', 'b@u-0-4',
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self.assertEqual(self.intervene('b@u-0-3', 'b@u-0-6',
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self.br2.revision_history()),
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['b@u-0-4', 'b@u-0-5', 'b@u-0-6'])
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self.assertEqual(self.intervene('b@u-0-6', 'b@u-0-10'),
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['b@u-0-7', 'b@u-0-8', 'b@u-0-9', 'b@u-0-10'])
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self.assertEqual(self.intervene('b@u-0-6', 'b@u-0-10',
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self.br2.revision_history()),
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['b@u-0-7', 'b@u-0-8', 'b@u-0-9', 'b@u-0-10'])
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self.assertRaises(NotAncestor, self.intervene, 'b@u-0-10', 'b@u-0-6',
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self.br2.revision_history())
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self.assertRaises(NoSuchRevision, self.intervene, 'c@u-0-10',
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'b@u-0-6', self.br2.revision_history())
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self.assertRaises(NoSuchRevision, self.intervene, 'b@u-0-10',
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'c@u-0-6', self.br2.revision_history())
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class TestCommonAncestor(TestCaseInTempDir):
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"""Test checking whether a revision is an ancestor of another revision"""
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def test_old_common_ancestor(self):
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"""Pick a resonable merge base using the old functionality"""
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from bzrlib.revision import find_present_ancestors
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from bzrlib.revision import old_common_ancestor as common_ancestor
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from bzrlib.revision import MultipleRevisionSources
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br1, br2 = make_branches()
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revisions = br1.revision_history()
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revisions_2 = br2.revision_history()
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sources = MultipleRevisionSources(br1, br2)
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expected_ancestors_list = {revisions[3]:(0, 0),
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revisions_2[4]:(2, 1),
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revisions_2[3]:(4, 2),
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revisions[0]:(5, 3) }
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ancestors_list = find_present_ancestors(revisions[3], sources)
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assert len(expected_ancestors_list) == len(ancestors_list)
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for key, value in expected_ancestors_list.iteritems():
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self.assertEqual(ancestors_list[key], value,
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"key %r, %r != %r" % (key, ancestors_list[key],
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self.assertEqual(common_ancestor(revisions[0], revisions[0], sources),
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self.assertEqual(common_ancestor(revisions[1], revisions[2], sources),
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self.assertEqual(common_ancestor(revisions[1], revisions[1], sources),
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self.assertEqual(common_ancestor(revisions[2], revisions_2[4], sources),
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self.assertEqual(common_ancestor(revisions[3], revisions_2[4], sources),
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self.assertEqual(common_ancestor(revisions[4], revisions_2[5], sources),
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self.assertEqual(common_ancestor(revisions[5], revisions_2[6], sources),
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self.assertEqual(common_ancestor(revisions_2[6], revisions[5], sources),
135
237
def test_common_ancestor(self):
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from bzrlib.revision import find_present_ancestors, common_ancestor
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"""Pick a reasonable merge base"""
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from bzrlib.revision import find_present_ancestors
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from bzrlib.revision import common_ancestor
137
241
from bzrlib.revision import MultipleRevisionSources
138
242
br1, br2 = make_branches()
139
243
revisions = br1.revision_history()