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bzrlib/tests/blackbox/test_update.py
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2>Updated to revision 2 of branch .../master
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''')
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    def test_update_show_base(self):
 
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        """bzr update support --show-base
 
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        see https://bugs.launchpad.net/bzr/+bug/202374"""
 
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        tree=self.make_branch_and_tree('.')
 
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        f = open('hello','wt')
 
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        f.write('foo')
 
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        f.close()
 
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        tree.add('hello')
 
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        tree.commit('fie')
 
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        f = open('hello','wt')
 
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        f.write('fee')
 
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        f.close()
 
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        tree.commit('fee')
 
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        #tree.update() gives no such revision, so ...
 
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        self.run_bzr(['update','-r1'])
 
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        #create conflict
 
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        f = open('hello','wt')
 
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        f.write('fie')
 
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        f.close()
 
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        out, err = self.run_bzr(['update','--show-base'],retcode=1)
 
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        # check for conflict notification
 
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        self.assertContainsString(err,
 
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                                  ' M  hello\nText conflict in hello\n1 conflicts encountered.\n')
 
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        self.assertEqualDiff('<<<<<<< TREE\n'
 
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                             'fie||||||| BASE-REVISION\n'
 
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                             'foo=======\n'
 
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                             'fee>>>>>>> MERGE-SOURCE\n',
 
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                             open('hello').read())
 
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    def test_update_checkout_prevent_double_merge(self):
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        """"Launchpad bug 113809 in bzr "update performs two merges"
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        https://launchpad.net/bugs/113809"""