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annotate tests/test-simplemerge.py @ 4362:465b9ea02868

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Import 3-way merge code from bzr merge3.py is imported as contrib/simplemerge test_merge3.py is imported as tests/test-simplemerge.py
author Alexis S. L. Carvalho <alexis@cecm.usp.br>
date Mon, 16 Apr 2007 20:17:39 -0300
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children 2e3c54fb79a3
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4362
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1 # Copyright (C) 2004, 2005 Canonical Ltd
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2 #
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3 # This program is free software; you can redistribute it and/or modify
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4 # it under the terms of the GNU General Public License as published by
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5 # the Free Software Foundation; either version 2 of the License, or
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6 # (at your option) any later version.
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7 #
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8 # This program is distributed in the hope that it will be useful,
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9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 # GNU General Public License for more details.
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12 #
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13 # You should have received a copy of the GNU General Public License
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14 # along with this program; if not, write to the Free Software
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15 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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16
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17
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18 from bzrlib.tests import TestCaseInTempDir, TestCase
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19 from bzrlib.merge3 import Merge3
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20 from bzrlib.errors import CantReprocessAndShowBase, BinaryFile
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21
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22 def split_lines(t):
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23 from cStringIO import StringIO
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24 return StringIO(t).readlines()
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25
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26 ############################################################
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27 # test case data from the gnu diffutils manual
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28 # common base
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29 TZU = split_lines(""" The Nameless is the origin of Heaven and Earth;
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30 The named is the mother of all things.
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31
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32 Therefore let there always be non-being,
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33 so we may see their subtlety,
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34 And let there always be being,
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35 so we may see their outcome.
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36 The two are the same,
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37 But after they are produced,
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38 they have different names.
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39 They both may be called deep and profound.
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40 Deeper and more profound,
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41 The door of all subtleties!
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42 """)
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43
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44 LAO = split_lines(""" The Way that can be told of is not the eternal Way;
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45 The name that can be named is not the eternal name.
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46 The Nameless is the origin of Heaven and Earth;
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47 The Named is the mother of all things.
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48 Therefore let there always be non-being,
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49 so we may see their subtlety,
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50 And let there always be being,
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51 so we may see their outcome.
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52 The two are the same,
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53 But after they are produced,
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54 they have different names.
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55 """)
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56
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57
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58 TAO = split_lines(""" The Way that can be told of is not the eternal Way;
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59 The name that can be named is not the eternal name.
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60 The Nameless is the origin of Heaven and Earth;
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61 The named is the mother of all things.
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62
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63 Therefore let there always be non-being,
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64 so we may see their subtlety,
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65 And let there always be being,
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66 so we may see their result.
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67 The two are the same,
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68 But after they are produced,
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69 they have different names.
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70
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71 -- The Way of Lao-Tzu, tr. Wing-tsit Chan
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72
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73 """)
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74
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75 MERGED_RESULT = split_lines(""" The Way that can be told of is not the eternal Way;
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76 The name that can be named is not the eternal name.
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77 The Nameless is the origin of Heaven and Earth;
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78 The Named is the mother of all things.
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79 Therefore let there always be non-being,
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80 so we may see their subtlety,
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81 And let there always be being,
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82 so we may see their result.
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83 The two are the same,
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84 But after they are produced,
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85 they have different names.
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86 <<<<<<< LAO
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87 =======
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88
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89 -- The Way of Lao-Tzu, tr. Wing-tsit Chan
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90
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91 >>>>>>> TAO
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92 """)
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93
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94 class TestMerge3(TestCase):
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95
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96 def test_no_changes(self):
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97 """No conflicts because nothing changed"""
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98 m3 = Merge3(['aaa', 'bbb'],
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99 ['aaa', 'bbb'],
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100 ['aaa', 'bbb'])
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101
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102 self.assertEquals(m3.find_unconflicted(),
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103 [(0, 2)])
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104
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105 self.assertEquals(list(m3.find_sync_regions()),
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106 [(0, 2,
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107 0, 2,
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108 0, 2),
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109 (2,2, 2,2, 2,2)])
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110
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111 self.assertEquals(list(m3.merge_regions()),
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112 [('unchanged', 0, 2)])
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113
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114 self.assertEquals(list(m3.merge_groups()),
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115 [('unchanged', ['aaa', 'bbb'])])
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116
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117 def test_front_insert(self):
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118 m3 = Merge3(['zz'],
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119 ['aaa', 'bbb', 'zz'],
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120 ['zz'])
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121
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122 # todo: should use a sentinal at end as from get_matching_blocks
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123 # to match without zz
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124 self.assertEquals(list(m3.find_sync_regions()),
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125 [(0,1, 2,3, 0,1),
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126 (1,1, 3,3, 1,1),])
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127
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128 self.assertEquals(list(m3.merge_regions()),
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129 [('a', 0, 2),
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130 ('unchanged', 0, 1)])
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131
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132 self.assertEquals(list(m3.merge_groups()),
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133 [('a', ['aaa', 'bbb']),
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134 ('unchanged', ['zz'])])
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135
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136 def test_null_insert(self):
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137 m3 = Merge3([],
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138 ['aaa', 'bbb'],
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139 [])
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140 # todo: should use a sentinal at end as from get_matching_blocks
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141 # to match without zz
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142 self.assertEquals(list(m3.find_sync_regions()),
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143 [(0,0, 2,2, 0,0)])
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144
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145 self.assertEquals(list(m3.merge_regions()),
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146 [('a', 0, 2)])
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147
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148 self.assertEquals(list(m3.merge_lines()),
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149 ['aaa', 'bbb'])
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150
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151 def test_no_conflicts(self):
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152 """No conflicts because only one side changed"""
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153 m3 = Merge3(['aaa', 'bbb'],
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154 ['aaa', '111', 'bbb'],
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155 ['aaa', 'bbb'])
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156
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157 self.assertEquals(m3.find_unconflicted(),
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158 [(0, 1), (1, 2)])
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159
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160 self.assertEquals(list(m3.find_sync_regions()),
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161 [(0,1, 0,1, 0,1),
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162 (1,2, 2,3, 1,2),
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163 (2,2, 3,3, 2,2),])
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164
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165 self.assertEquals(list(m3.merge_regions()),
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166 [('unchanged', 0, 1),
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167 ('a', 1, 2),
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168 ('unchanged', 1, 2),])
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169
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170 def test_append_a(self):
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171 m3 = Merge3(['aaa\n', 'bbb\n'],
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172 ['aaa\n', 'bbb\n', '222\n'],
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173 ['aaa\n', 'bbb\n'])
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174
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175 self.assertEquals(''.join(m3.merge_lines()),
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176 'aaa\nbbb\n222\n')
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177
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178 def test_append_b(self):
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179 m3 = Merge3(['aaa\n', 'bbb\n'],
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180 ['aaa\n', 'bbb\n'],
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181 ['aaa\n', 'bbb\n', '222\n'])
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182
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183 self.assertEquals(''.join(m3.merge_lines()),
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184 'aaa\nbbb\n222\n')
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185
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186 def test_append_agreement(self):
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187 m3 = Merge3(['aaa\n', 'bbb\n'],
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188 ['aaa\n', 'bbb\n', '222\n'],
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189 ['aaa\n', 'bbb\n', '222\n'])
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190
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191 self.assertEquals(''.join(m3.merge_lines()),
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192 'aaa\nbbb\n222\n')
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193
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194 def test_append_clash(self):
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195 m3 = Merge3(['aaa\n', 'bbb\n'],
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196 ['aaa\n', 'bbb\n', '222\n'],
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197 ['aaa\n', 'bbb\n', '333\n'])
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198
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199 ml = m3.merge_lines(name_a='a',
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200 name_b='b',
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201 start_marker='<<',
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202 mid_marker='--',
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203 end_marker='>>')
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204 self.assertEquals(''.join(ml),
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205 '''\
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206 aaa
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207 bbb
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208 << a
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209 222
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210 --
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211 333
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212 >> b
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213 ''')
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214
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215 def test_insert_agreement(self):
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216 m3 = Merge3(['aaa\n', 'bbb\n'],
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217 ['aaa\n', '222\n', 'bbb\n'],
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218 ['aaa\n', '222\n', 'bbb\n'])
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219
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220 ml = m3.merge_lines(name_a='a',
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221 name_b='b',
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222 start_marker='<<',
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223 mid_marker='--',
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224 end_marker='>>')
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225 self.assertEquals(''.join(ml), 'aaa\n222\nbbb\n')
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226
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227
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228 def test_insert_clash(self):
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229 """Both try to insert lines in the same place."""
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230 m3 = Merge3(['aaa\n', 'bbb\n'],
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231 ['aaa\n', '111\n', 'bbb\n'],
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232 ['aaa\n', '222\n', 'bbb\n'])
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233
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234 self.assertEquals(m3.find_unconflicted(),
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235 [(0, 1), (1, 2)])
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236
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237 self.assertEquals(list(m3.find_sync_regions()),
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238 [(0,1, 0,1, 0,1),
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239 (1,2, 2,3, 2,3),
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240 (2,2, 3,3, 3,3),])
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241
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242 self.assertEquals(list(m3.merge_regions()),
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243 [('unchanged', 0,1),
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244 ('conflict', 1,1, 1,2, 1,2),
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245 ('unchanged', 1,2)])
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246
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247 self.assertEquals(list(m3.merge_groups()),
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248 [('unchanged', ['aaa\n']),
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249 ('conflict', [], ['111\n'], ['222\n']),
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250 ('unchanged', ['bbb\n']),
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251 ])
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252
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253 ml = m3.merge_lines(name_a='a',
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254 name_b='b',
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255 start_marker='<<',
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256 mid_marker='--',
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257 end_marker='>>')
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258 self.assertEquals(''.join(ml),
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259 '''aaa
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260 << a
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261 111
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262 --
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263 222
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264 >> b
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265 bbb
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266 ''')
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267
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268 def test_replace_clash(self):
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269 """Both try to insert lines in the same place."""
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270 m3 = Merge3(['aaa', '000', 'bbb'],
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diff changeset
271 ['aaa', '111', 'bbb'],
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272 ['aaa', '222', 'bbb'])
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diff changeset
273
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parents:
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274 self.assertEquals(m3.find_unconflicted(),
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parents:
diff changeset
275 [(0, 1), (2, 3)])
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
276
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diff changeset
277 self.assertEquals(list(m3.find_sync_regions()),
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
278 [(0,1, 0,1, 0,1),
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
279 (2,3, 2,3, 2,3),
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
280 (3,3, 3,3, 3,3),])
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
281
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
282 def test_replace_multi(self):
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
283 """Replacement with regions of different size."""
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
284 m3 = Merge3(['aaa', '000', '000', 'bbb'],
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
285 ['aaa', '111', '111', '111', 'bbb'],
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
286 ['aaa', '222', '222', '222', '222', 'bbb'])
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
287
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
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288 self.assertEquals(m3.find_unconflicted(),
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
289 [(0, 1), (3, 4)])
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
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290
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
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291
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
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292 self.assertEquals(list(m3.find_sync_regions()),
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
293 [(0,1, 0,1, 0,1),
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
294 (3,4, 4,5, 5,6),
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
295 (4,4, 5,5, 6,6),])
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parents:
diff changeset
296
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
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diff changeset
297 def test_merge_poem(self):
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
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298 """Test case from diff3 manual"""
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
299 m3 = Merge3(TZU, LAO, TAO)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
300 ml = list(m3.merge_lines('LAO', 'TAO'))
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
301 self.log('merge result:')
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
302 self.log(''.join(ml))
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
303 self.assertEquals(ml, MERGED_RESULT)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
304
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
305 def test_minimal_conflicts_common(self):
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
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306 """Reprocessing"""
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
307 base_text = ("a\n" * 20).splitlines(True)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
308 this_text = ("a\n"*10+"b\n" * 10).splitlines(True)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
309 other_text = ("a\n"*10+"c\n"+"b\n" * 8 + "c\n").splitlines(True)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
310 m3 = Merge3(base_text, other_text, this_text)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
311 m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
312 merged_text = "".join(list(m_lines))
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
313 optimal_text = ("a\n" * 10 + "<<<<<<< OTHER\nc\n"
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
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314 + 8* "b\n" + "c\n=======\n"
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
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315 + 10*"b\n" + ">>>>>>> THIS\n")
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
316 self.assertEqualDiff(optimal_text, merged_text)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
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317
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
318 def test_minimal_conflicts_unique(self):
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
319 def add_newline(s):
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
320 """Add a newline to each entry in the string"""
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
321 return [(x+'\n') for x in s]
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
322
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
323 base_text = add_newline("abcdefghijklm")
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
324 this_text = add_newline("abcdefghijklmNOPQRSTUVWXYZ")
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
325 other_text = add_newline("abcdefghijklm1OPQRSTUVWXY2")
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
326 m3 = Merge3(base_text, other_text, this_text)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
327 m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
328 merged_text = "".join(list(m_lines))
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
329 optimal_text = ''.join(add_newline("abcdefghijklm")
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
330 + ["<<<<<<< OTHER\n1\n=======\nN\n>>>>>>> THIS\n"]
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
331 + add_newline('OPQRSTUVWXY')
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
332 + ["<<<<<<< OTHER\n2\n=======\nZ\n>>>>>>> THIS\n"]
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
333 )
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
334 self.assertEqualDiff(optimal_text, merged_text)
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
335
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
336 def test_minimal_conflicts_nonunique(self):
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
337 def add_newline(s):
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
338 """Add a newline to each entry in the string"""
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
339 return [(x+'\n') for x in s]
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
340
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
341 base_text = add_newline("abacddefgghij")
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
342 this_text = add_newline("abacddefgghijkalmontfprz")
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
343 other_text = add_newline("abacddefgghijknlmontfprd")
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
344 m3 = Merge3(base_text, other_text, this_text)
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
345 m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True)
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
346 merged_text = "".join(list(m_lines))
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
347 optimal_text = ''.join(add_newline("abacddefgghijk")
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
348 + ["<<<<<<< OTHER\nn\n=======\na\n>>>>>>> THIS\n"]
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
349 + add_newline('lmontfpr')
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
350 + ["<<<<<<< OTHER\nd\n=======\nz\n>>>>>>> THIS\n"]
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
351 )
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
352 self.assertEqualDiff(optimal_text, merged_text)
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
353
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
354 def test_reprocess_and_base(self):
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
355 """Reprocessing and showing base breaks correctly"""
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
356 base_text = ("a\n" * 20).splitlines(True)
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
357 this_text = ("a\n"*10+"b\n" * 10).splitlines(True)
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
358 other_text = ("a\n"*10+"c\n"+"b\n" * 8 + "c\n").splitlines(True)
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
359 m3 = Merge3(base_text, other_text, this_text)
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
360 m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True,
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
361 base_marker='|||||||')
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
362 self.assertRaises(CantReprocessAndShowBase, list, m_lines)
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
363
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
364 def test_binary(self):
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
365 self.assertRaises(BinaryFile, Merge3, ['\x00'], ['a'], ['b'])
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
366
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
367 def test_dos_text(self):
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
368 base_text = 'a\r\n'
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
369 this_text = 'b\r\n'
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
370 other_text = 'c\r\n'
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
371 m3 = Merge3(base_text.splitlines(True), other_text.splitlines(True),
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
372 this_text.splitlines(True))
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
373 m_lines = m3.merge_lines('OTHER', 'THIS')
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
374 self.assertEqual('<<<<<<< OTHER\r\nc\r\n=======\r\nb\r\n'
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
375 '>>>>>>> THIS\r\n'.splitlines(True), list(m_lines))
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
376
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
377 def test_mac_text(self):
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
378 base_text = 'a\r'
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
379 this_text = 'b\r'
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
380 other_text = 'c\r'
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
381 m3 = Merge3(base_text.splitlines(True), other_text.splitlines(True),
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
382 this_text.splitlines(True))
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
383 m_lines = m3.merge_lines('OTHER', 'THIS')
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
384 self.assertEqual('<<<<<<< OTHER\rc\r=======\rb\r'
465b9ea02868 Import 3-way merge code from bzr
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
diff changeset
385 '>>>>>>> THIS\r'.splitlines(True), list(m_lines))