194 lines
		
	
	
		
			8.4 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			194 lines
		
	
	
		
			8.4 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # -*- coding: UTF-8 -*-
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| #
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| # Copyright 2010-2017 The pygit2 contributors
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| #
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| # This file is free software; you can redistribute it and/or modify
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| # it under the terms of the GNU General Public License, version 2,
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| # as published by the Free Software Foundation.
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| #
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| # In addition to the permissions in the GNU General Public License,
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| # the authors give you unlimited permission to link the compiled
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| # version of this file into combinations with other programs,
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| # and to distribute those combinations without any restriction
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| # coming from the use of this file.  (The General Public License
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| # restrictions do apply in other respects; for example, they cover
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| # modification of the file, and distribution when not linked into
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| # a combined executable.)
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| #
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| # This file is distributed in the hope that it will be useful, but
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| # WITHOUT ANY WARRANTY; without even the implied warranty of
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| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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| # General Public License for more details.
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| #
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| # You should have received a copy of the GNU General Public License
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| # along with this program; see the file COPYING.  If not, write to
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| # the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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| # Boston, MA 02110-1301, USA.
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| 
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| """Tests for merging and information about it."""
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| 
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| # Import from the future
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| from __future__ import absolute_import
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| from __future__ import unicode_literals
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| 
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| import unittest
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| import os
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| 
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| from pygit2 import GIT_MERGE_ANALYSIS_NONE, GIT_MERGE_ANALYSIS_NORMAL, GIT_MERGE_ANALYSIS_UP_TO_DATE
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| from pygit2 import GIT_MERGE_ANALYSIS_FASTFORWARD, GIT_MERGE_ANALYSIS_UNBORN
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| import pygit2
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| 
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| from . import utils
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| 
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| class MergeTestBasic(utils.RepoTestCaseForMerging):
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| 
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|     def test_merge_none(self):
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|         self.assertRaises(TypeError, self.repo.merge, None)
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| 
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|     def test_merge_analysis_uptodate(self):
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|         branch_head_hex = '5ebeeebb320790caf276b9fc8b24546d63316533'
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|         branch_id = self.repo.get(branch_head_hex).id
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|         analysis, preference = self.repo.merge_analysis(branch_id)
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| 
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|         self.assertTrue(analysis & GIT_MERGE_ANALYSIS_UP_TO_DATE)
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|         self.assertFalse(analysis & GIT_MERGE_ANALYSIS_FASTFORWARD)
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|         self.assertEqual({}, self.repo.status())
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| 
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|     def test_merge_analysis_fastforward(self):
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|         branch_head_hex = 'e97b4cfd5db0fb4ebabf4f203979ca4e5d1c7c87'
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|         branch_id = self.repo.get(branch_head_hex).id
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|         analysis, preference = self.repo.merge_analysis(branch_id)
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|         self.assertFalse(analysis & GIT_MERGE_ANALYSIS_UP_TO_DATE)
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|         self.assertTrue(analysis & GIT_MERGE_ANALYSIS_FASTFORWARD)
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|         self.assertEqual({}, self.repo.status())
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| 
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|     def test_merge_no_fastforward_no_conflicts(self):
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|         branch_head_hex = '03490f16b15a09913edb3a067a3dc67fbb8d41f1'
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|         branch_id = self.repo.get(branch_head_hex).id
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|         analysis, preference = self.repo.merge_analysis(branch_id)
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|         self.assertFalse(analysis & GIT_MERGE_ANALYSIS_UP_TO_DATE)
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|         self.assertFalse(analysis & GIT_MERGE_ANALYSIS_FASTFORWARD)
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|         # Asking twice to assure the reference counting is correct
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|         self.assertEqual({}, self.repo.status())
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|         self.assertEqual({}, self.repo.status())
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| 
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|     def test_merge_no_fastforward_conflicts(self):
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|         branch_head_hex = '1b2bae55ac95a4be3f8983b86cd579226d0eb247'
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|         branch_id = self.repo.get(branch_head_hex).id
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| 
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|         analysis, preference = self.repo.merge_analysis(branch_id)
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|         self.assertFalse(analysis & GIT_MERGE_ANALYSIS_UP_TO_DATE)
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|         self.assertFalse(analysis & GIT_MERGE_ANALYSIS_FASTFORWARD)
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| 
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|         self.repo.merge(branch_id)
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|         self.assertTrue(self.repo.index.conflicts is not None)
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|         status = pygit2.GIT_STATUS_CONFLICTED
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|         # Asking twice to assure the reference counting is correct
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|         self.assertEqual({'.gitignore': status}, self.repo.status())
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|         self.assertEqual({'.gitignore': status}, self.repo.status())
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|         # Checking the index works as expected
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|         self.repo.index.add('.gitignore')
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|         self.repo.index.write()
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|         self.assertEqual({'.gitignore': pygit2.GIT_STATUS_INDEX_MODIFIED}, self.repo.status())
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| 
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|     def test_merge_invalid_hex(self):
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|         branch_head_hex = '12345678'
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|         self.assertRaises(KeyError, self.repo.merge, branch_head_hex)
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| 
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|     def test_merge_already_something_in_index(self):
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|         branch_head_hex = '03490f16b15a09913edb3a067a3dc67fbb8d41f1'
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|         branch_oid = self.repo.get(branch_head_hex).id
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|         with open(os.path.join(self.repo.workdir, 'inindex.txt'), 'w') as f:
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|             f.write('new content')
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|         self.repo.index.add('inindex.txt')
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|         self.assertRaises(pygit2.GitError, self.repo.merge, branch_oid)
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| 
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| class MergeTestWithConflicts(utils.RepoTestCaseForMerging):
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| 
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|     def test_merge_no_fastforward_conflicts(self):
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|         branch_head_hex = '1b2bae55ac95a4be3f8983b86cd579226d0eb247'
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|         branch_id = self.repo.get(branch_head_hex).id
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| 
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|         analysis, preference = self.repo.merge_analysis(branch_id)
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|         self.assertFalse(analysis & GIT_MERGE_ANALYSIS_UP_TO_DATE)
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|         self.assertFalse(analysis & GIT_MERGE_ANALYSIS_FASTFORWARD)
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| 
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|         self.repo.merge(branch_id)
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|         self.assertTrue(self.repo.index.conflicts is not None)
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|         self.assertRaises(KeyError, self.repo.index.conflicts.__getitem__, 'some-file')
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|         ancestor, ours, theirs = self.repo.index.conflicts['.gitignore']
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|         self.assertEqual(None, ancestor)
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|         self.assertNotEqual(None, ours)
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|         self.assertNotEqual(None, theirs)
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|         self.assertEqual('.gitignore', ours.path)
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|         self.assertEqual('.gitignore', theirs.path)
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|         self.assertEqual(1, len(list(self.repo.index.conflicts)))
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|         # Checking the index works as expected
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|         self.repo.index.add('.gitignore')
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|         self.repo.index.write()
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|         self.assertTrue(self.repo.index.conflicts is None)
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| 
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|     def test_merge_remove_conflicts(self):
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|         other_branch_tip = '1b2bae55ac95a4be3f8983b86cd579226d0eb247'
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|         self.repo.merge(other_branch_tip)
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|         idx = self.repo.index
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|         conflicts = idx.conflicts
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|         self.assertTrue(conflicts is not None)
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|         try:
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|             conflicts['.gitignore']
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|         except KeyError:
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|             self.fail("conflicts['.gitignore'] raised KeyError unexpectedly")
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|         del idx.conflicts['.gitignore']
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|         self.assertRaises(KeyError, conflicts.__getitem__, '.gitignore')
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|         self.assertTrue(idx.conflicts is None)
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| 
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| class MergeCommitsTest(utils.RepoTestCaseForMerging):
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| 
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|     def test_merge_commits(self):
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|         branch_head_hex = '03490f16b15a09913edb3a067a3dc67fbb8d41f1'
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|         branch_id = self.repo.get(branch_head_hex).id
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| 
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|         merge_index = self.repo.merge_commits(self.repo.head.target, branch_head_hex)
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|         self.assertTrue(merge_index.conflicts is None)
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|         merge_commits_tree = merge_index.write_tree(self.repo)
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| 
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|         self.repo.merge(branch_id)
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|         index = self.repo.index
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|         self.assertTrue(index.conflicts is None)
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|         merge_tree = index.write_tree()
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| 
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|         self.assertEqual(merge_tree, merge_commits_tree)
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| 
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|     def test_merge_commits_favor(self):
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|         branch_head_hex = '1b2bae55ac95a4be3f8983b86cd579226d0eb247'
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|         merge_index = self.repo.merge_commits(self.repo.head.target, branch_head_hex, favor='ours')
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|         self.assertTrue(merge_index.conflicts is None)
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| 
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|         self.assertRaises(ValueError, self.repo.merge_commits, self.repo.head.target, branch_head_hex, favor='foo')
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| 
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| class MergeTreesTest(utils.RepoTestCaseForMerging):
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| 
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|     def test_merge_trees(self):
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|         branch_head_hex = '03490f16b15a09913edb3a067a3dc67fbb8d41f1'
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|         branch_id = self.repo.get(branch_head_hex).id
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|         ancestor_id = self.repo.merge_base(self.repo.head.target, branch_id)
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| 
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|         merge_index = self.repo.merge_trees(ancestor_id, self.repo.head.target, branch_head_hex)
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|         self.assertTrue(merge_index.conflicts is None)
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|         merge_commits_tree = merge_index.write_tree(self.repo)
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| 
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|         self.repo.merge(branch_id)
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|         index = self.repo.index
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|         self.assertTrue(index.conflicts is None)
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|         merge_tree = index.write_tree()
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| 
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|         self.assertEqual(merge_tree, merge_commits_tree)
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| 
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|     def test_merge_commits_favor(self):
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|         branch_head_hex = '1b2bae55ac95a4be3f8983b86cd579226d0eb247'
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|         ancestor_id = self.repo.merge_base(self.repo.head.target, branch_head_hex)
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|         merge_index = self.repo.merge_trees(ancestor_id, self.repo.head.target, branch_head_hex, favor='ours')
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|         self.assertTrue(merge_index.conflicts is None)
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| 
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|         self.assertRaises(ValueError, self.repo.merge_trees, ancestor_id, self.repo.head.target, branch_head_hex, favor='foo')
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