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self.run_bzr('commit -m foo --unchanged')
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self.run_bzr('branch . ../b')
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self.run_bzr('commit -m bar --unchanged')
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self.run_bzr('commit -m baz --unchanged')
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def test_find_null_merge_base(self):
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tree = self.make_branch_and_tree('foo')
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tree2 = self.make_branch_and_tree('bar')
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self.assertEqual('merge base is revision null:\n', r)