1
# Copyright (C) 2004, 2005 by Canonical Ltd
1
# Copyright (C) 2004, 2005 Canonical Ltd
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
5
5
# the Free Software Foundation; either version 2 of the License, or
6
6
# (at your option) any later version.
8
8
# This program is distributed in the hope that it will be useful,
9
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
11
# GNU General Public License for more details.
13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18
18
from bzrlib.tests import TestCaseInTempDir, TestCase
59
59
The name that can be named is not the eternal name.
60
60
The Nameless is the origin of Heaven and Earth;
61
61
The named is the mother of all things.
63
63
Therefore let there always be non-being,
64
64
so we may see their subtlety,
65
65
And let there always be being,
310
310
m3 = Merge3(base_text, other_text, this_text)
311
311
m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True)
312
312
merged_text = "".join(list(m_lines))
313
optimal_text = "a\n" * 10 + "<<<<<<< OTHER\nc\n=======\n>>>>>>> THIS"\
314
+ "\n" + 8* "b\n" + "<<<<<<< OTHER\nc\n=======\nb\nb\n>>>>>>>"\
316
self.assertEqualDiff(merged_text, optimal_text)
313
optimal_text = ("a\n" * 10 + "<<<<<<< OTHER\nc\n"
314
+ 8* "b\n" + "c\n=======\n"
315
+ 10*"b\n" + ">>>>>>> THIS\n")
316
self.assertEqualDiff(optimal_text, merged_text)
318
def test_minimal_conflicts_unique(self):
320
"""Add a newline to each entry in the string"""
321
return [(x+'\n') for x in s]
323
base_text = add_newline("abcdefghijklm")
324
this_text = add_newline("abcdefghijklmNOPQRSTUVWXYZ")
325
other_text = add_newline("abcdefghijklm1OPQRSTUVWXY2")
326
m3 = Merge3(base_text, other_text, this_text)
327
m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True)
328
merged_text = "".join(list(m_lines))
329
optimal_text = ''.join(add_newline("abcdefghijklm")
330
+ ["<<<<<<< OTHER\n1\n=======\nN\n>>>>>>> THIS\n"]
331
+ add_newline('OPQRSTUVWXY')
332
+ ["<<<<<<< OTHER\n2\n=======\nZ\n>>>>>>> THIS\n"]
334
self.assertEqualDiff(optimal_text, merged_text)
336
def test_minimal_conflicts_nonunique(self):
338
"""Add a newline to each entry in the string"""
339
return [(x+'\n') for x in s]
341
base_text = add_newline("abacddefgghij")
342
this_text = add_newline("abacddefgghijkalmontfprz")
343
other_text = add_newline("abacddefgghijknlmontfprd")
344
m3 = Merge3(base_text, other_text, this_text)
345
m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True)
346
merged_text = "".join(list(m_lines))
347
optimal_text = ''.join(add_newline("abacddefgghijk")
348
+ ["<<<<<<< OTHER\nn\n=======\na\n>>>>>>> THIS\n"]
349
+ add_newline('lmontfpr')
350
+ ["<<<<<<< OTHER\nd\n=======\nz\n>>>>>>> THIS\n"]
352
self.assertEqualDiff(optimal_text, merged_text)
318
354
def test_reprocess_and_base(self):
319
355
"""Reprocessing and showing base breaks correctly"""
321
357
this_text = ("a\n"*10+"b\n" * 10).splitlines(True)
322
358
other_text = ("a\n"*10+"c\n"+"b\n" * 8 + "c\n").splitlines(True)
323
359
m3 = Merge3(base_text, other_text, this_text)
324
m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True,
360
m_lines = m3.merge_lines('OTHER', 'THIS', reprocess=True,
325
361
base_marker='|||||||')
326
362
self.assertRaises(CantReprocessAndShowBase, list, m_lines)
328
364
def test_binary(self):
329
365
self.assertRaises(BinaryFile, Merge3, ['\x00'], ['a'], ['b'])
367
def test_dos_text(self):
371
m3 = Merge3(base_text.splitlines(True), other_text.splitlines(True),
372
this_text.splitlines(True))
373
m_lines = m3.merge_lines('OTHER', 'THIS')
374
self.assertEqual('<<<<<<< OTHER\r\nc\r\n=======\r\nb\r\n'
375
'>>>>>>> THIS\r\n'.splitlines(True), list(m_lines))
377
def test_mac_text(self):
381
m3 = Merge3(base_text.splitlines(True), other_text.splitlines(True),
382
this_text.splitlines(True))
383
m_lines = m3.merge_lines('OTHER', 'THIS')
384
self.assertEqual('<<<<<<< OTHER\rc\r=======\rb\r'
385
'>>>>>>> THIS\r'.splitlines(True), list(m_lines))
387
def test_merge3_cherrypick(self):
390
other_text = "a\nb\nc\n"
391
# When cherrypicking, lines in base are not part of the conflict
392
m3 = Merge3(base_text.splitlines(True), this_text.splitlines(True),
393
other_text.splitlines(True), is_cherrypick=True)
394
m_lines = m3.merge_lines()
395
self.assertEqualDiff('a\n<<<<<<<\n=======\nc\n>>>>>>>\n',
398
# This is not symmetric
399
m3 = Merge3(base_text.splitlines(True), other_text.splitlines(True),
400
this_text.splitlines(True), is_cherrypick=True)
401
m_lines = m3.merge_lines()
402
self.assertEqualDiff('a\n<<<<<<<\nb\nc\n=======\n>>>>>>>\n',
405
def test_merge3_cherrypick_w_mixed(self):
406
base_text = 'a\nb\nc\nd\ne\n'
407
this_text = 'a\nb\nq\n'
408
other_text = 'a\nb\nc\nd\nf\ne\ng\n'
409
# When cherrypicking, lines in base are not part of the conflict
410
m3 = Merge3(base_text.splitlines(True), this_text.splitlines(True),
411
other_text.splitlines(True), is_cherrypick=True)
412
m_lines = m3.merge_lines()
413
self.assertEqualDiff('a\n'