aboutsummaryrefslogtreecommitdiff
path: root/t/t7610-mergetool.sh
blob: 76306cf268a18b7c086cf871f39adf9247f07e32 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
#!/bin/sh
#
# Copyright (c) 2008 Charles Bailey
#

test_description='git mergetool

Testing basic merge tool invocation'

. ./test-lib.sh

# All the mergetool test work by checking out a temporary branch based
# off 'branch1' and then merging in master and checking the results of
# running mergetool

test_expect_success 'setup' '
	test_config rerere.enabled true &&
	echo master >file1 &&
	echo master spaced >"spaced name" &&
	echo master file11 >file11 &&
	echo master file12 >file12 &&
	echo master file13 >file13 &&
	echo master file14 >file14 &&
	mkdir subdir &&
	echo master sub >subdir/file3 &&
	test_create_repo submod &&
	(
		cd submod &&
		: >foo &&
		git add foo &&
		git commit -m "Add foo"
	) &&
	git submodule add git://example.com/submod submod &&
	git add file1 "spaced name" file1[1-4] subdir/file3 .gitmodules submod &&
	git commit -m "add initial versions" &&

	git checkout -b branch1 master &&
	git submodule update -N &&
	echo branch1 change >file1 &&
	echo branch1 newfile >file2 &&
	echo branch1 spaced >"spaced name" &&
	echo branch1 both added >both &&
	echo branch1 change file11 >file11 &&
	echo branch1 change file13 >file13 &&
	echo branch1 sub >subdir/file3 &&
	(
		cd submod &&
		echo branch1 submodule >bar &&
		git add bar &&
		git commit -m "Add bar on branch1" &&
		git checkout -b submod-branch1
	) &&
	git add file1 "spaced name" file11 file13 file2 subdir/file3 submod &&
	git add both &&
	git rm file12 &&
	git commit -m "branch1 changes" &&

	git checkout -b stash1 master &&
	echo stash1 change file11 >file11 &&
	git add file11 &&
	git commit -m "stash1 changes" &&

	git checkout -b stash2 master &&
	echo stash2 change file11 >file11 &&
	git add file11 &&
	git commit -m "stash2 changes" &&

	git checkout master &&
	git submodule update -N &&
	echo master updated >file1 &&
	echo master new >file2 &&
	echo master updated spaced >"spaced name" &&
	echo master both added >both &&
	echo master updated file12 >file12 &&
	echo master updated file14 >file14 &&
	echo master new sub >subdir/file3 &&
	(
		cd submod &&
		echo master submodule >bar &&
		git add bar &&
		git commit -m "Add bar on master" &&
		git checkout -b submod-master
	) &&
	git add file1 "spaced name" file12 file14 file2 subdir/file3 submod &&
	git add both &&
	git rm file11 &&
	git commit -m "master updates" &&

	git config merge.tool mytool &&
	git config mergetool.mytool.cmd "cat \"\$REMOTE\" >\"\$MERGED\"" &&
	git config mergetool.mytool.trustExitCode true &&
	git config mergetool.mybase.cmd "cat \"\$BASE\" >\"\$MERGED\"" &&
	git config mergetool.mybase.trustExitCode true
'

test_expect_success 'custom mergetool' '
	git checkout -b test1 branch1 &&
	git submodule update -N &&
	test_must_fail git merge master >/dev/null 2>&1 &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "" | git mergetool file1 file1 ) &&
	( yes "" | git mergetool file2 "spaced name" >/dev/null 2>&1 ) &&
	( yes "" | git mergetool subdir/file3 >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file12 >/dev/null 2>&1 ) &&
	( yes "l" | git mergetool submod >/dev/null 2>&1 ) &&
	test "$(cat file1)" = "master updated" &&
	test "$(cat file2)" = "master new" &&
	test "$(cat subdir/file3)" = "master new sub" &&
	test "$(cat submod/bar)" = "branch1 submodule" &&
	git commit -m "branch1 resolved with mergetool"
'

test_expect_success 'mergetool crlf' '
	test_config core.autocrlf true &&
	git checkout -b test2 branch1 &&
	test_must_fail git merge master >/dev/null 2>&1 &&
	( yes "" | git mergetool file1 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool file2 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool "spaced name" >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "" | git mergetool subdir/file3 >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file12 >/dev/null 2>&1 ) &&
	( yes "r" | git mergetool submod >/dev/null 2>&1 ) &&
	test "$(printf x | cat file1 -)" = "$(printf "master updated\r\nx")" &&
	test "$(printf x | cat file2 -)" = "$(printf "master new\r\nx")" &&
	test "$(printf x | cat subdir/file3 -)" = "$(printf "master new sub\r\nx")" &&
	git submodule update -N &&
	test "$(cat submod/bar)" = "master submodule" &&
	git commit -m "branch1 resolved with mergetool - autocrlf" &&
	test_config core.autocrlf false &&
	git reset --hard
'

test_expect_success 'mergetool in subdir' '
	git checkout -b test3 branch1 &&
	git submodule update -N &&
	(
		cd subdir &&
		test_must_fail git merge master >/dev/null 2>&1 &&
		( yes "" | git mergetool file3 >/dev/null 2>&1 ) &&
		test "$(cat file3)" = "master new sub"
	)
'

test_expect_success 'mergetool on file in parent dir' '
	(
		cd subdir &&
		( yes "" | git mergetool ../file1 >/dev/null 2>&1 ) &&
		( yes "" | git mergetool ../file2 ../spaced\ name >/dev/null 2>&1 ) &&
		( yes "" | git mergetool ../both >/dev/null 2>&1 ) &&
		( yes "d" | git mergetool ../file11 >/dev/null 2>&1 ) &&
		( yes "d" | git mergetool ../file12 >/dev/null 2>&1 ) &&
		( yes "l" | git mergetool ../submod >/dev/null 2>&1 ) &&
		test "$(cat ../file1)" = "master updated" &&
		test "$(cat ../file2)" = "master new" &&
		test "$(cat ../submod/bar)" = "branch1 submodule" &&
		git commit -m "branch1 resolved with mergetool - subdir"
	)
'

test_expect_success 'mergetool skips autoresolved' '
	git checkout -b test4 branch1 &&
	git submodule update -N &&
	test_must_fail git merge master &&
	test -n "$(git ls-files -u)" &&
	( yes "d" | git mergetool file11 >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file12 >/dev/null 2>&1 ) &&
	( yes "l" | git mergetool submod >/dev/null 2>&1 ) &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git reset --hard
'

test_expect_success 'mergetool merges all from subdir' '
	test_config rerere.enabled false &&
	(
		cd subdir &&
		test_must_fail git merge master &&
		( yes "r" | git mergetool ../submod ) &&
		( yes "d" "d" | git mergetool --no-prompt ) &&
		test "$(cat ../file1)" = "master updated" &&
		test "$(cat ../file2)" = "master new" &&
		test "$(cat file3)" = "master new sub" &&
		( cd .. && git submodule update -N ) &&
		test "$(cat ../submod/bar)" = "master submodule" &&
		git commit -m "branch2 resolved by mergetool from subdir"
	)
'

test_expect_success 'mergetool skips resolved paths when rerere is active' '
	test_config rerere.enabled true &&
	rm -rf .git/rr-cache &&
	git checkout -b test5 branch1 &&
	git submodule update -N &&
	test_must_fail git merge master >/dev/null 2>&1 &&
	( yes "l" | git mergetool --no-prompt submod >/dev/null 2>&1 ) &&
	( yes "d" "d" | git mergetool --no-prompt >/dev/null 2>&1 ) &&
	git submodule update -N &&
	output="$(yes "n" | git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git reset --hard
'

test_expect_success 'conflicted stash sets up rerere'  '
	test_config rerere.enabled true &&
	git checkout stash1 &&
	echo "Conflicting stash content" >file11 &&
	git stash &&

	git checkout --detach stash2 &&
	test_must_fail git stash apply &&

	test -n "$(git ls-files -u)" &&
	conflicts="$(git rerere remaining)" &&
	test "$conflicts" = "file11" &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" != "No files need merging" &&

	git commit -am "save the stash resolution" &&

	git reset --hard stash2 &&
	test_must_fail git stash apply &&

	test -n "$(git ls-files -u)" &&
	conflicts="$(git rerere remaining)" &&
	test -z "$conflicts" &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging"
'

test_expect_success 'mergetool takes partial path' '
	git reset --hard &&
	test_config rerere.enabled false &&
	git checkout -b test12 branch1 &&
	git submodule update -N &&
	test_must_fail git merge master &&

	( yes "" | git mergetool subdir ) &&

	test "$(cat subdir/file3)" = "master new sub" &&
	git reset --hard
'

test_expect_success 'mergetool delete/delete conflict' '
	git checkout -b delete-base branch1 &&
	mkdir -p a/a &&
	(echo one; echo two; echo 3; echo 4) >a/a/file.txt &&
	git add a/a/file.txt &&
	git commit -m"base file" &&
	git checkout -b move-to-b delete-base &&
	mkdir -p b/b &&
	git mv a/a/file.txt b/b/file.txt &&
	(echo one; echo two; echo 4) >b/b/file.txt &&
	git commit -a -m"move to b" &&
	git checkout -b move-to-c delete-base &&
	mkdir -p c/c &&
	git mv a/a/file.txt c/c/file.txt &&
	(echo one; echo two; echo 3) >c/c/file.txt &&
	git commit -a -m"move to c" &&
	test_must_fail git merge move-to-b &&
	echo d | git mergetool a/a/file.txt &&
	! test -f a/a/file.txt &&
	git reset --hard HEAD &&
	test_must_fail git merge move-to-b &&
	echo m | git mergetool a/a/file.txt &&
	test -f b/b/file.txt &&
	git reset --hard HEAD &&
	test_must_fail git merge move-to-b &&
	! echo a | git mergetool a/a/file.txt &&
	! test -f a/a/file.txt &&
	git reset --hard HEAD
'

test_expect_success 'mergetool produces no errors when keepBackup is used' '
	test_config mergetool.keepBackup true &&
	test_must_fail git merge move-to-b &&
	: >expect &&
	echo d | git mergetool a/a/file.txt 2>actual &&
	test_cmp expect actual &&
	! test -d a &&
	git reset --hard HEAD
'

test_expect_success 'mergetool honors tempfile config for deleted files' '
	test_config mergetool.keepTemporaries false &&
	test_must_fail git merge move-to-b &&
	echo d | git mergetool a/a/file.txt &&
	! test -d a &&
	git reset --hard HEAD
'

test_expect_success 'mergetool keeps tempfiles when aborting delete/delete' '
	test_config mergetool.keepTemporaries true &&
	test_must_fail git merge move-to-b &&
	! (echo a; echo n) | git mergetool a/a/file.txt &&
	test -d a/a &&
	cat >expect <<-\EOF &&
	file_BASE_.txt
	file_LOCAL_.txt
	file_REMOTE_.txt
	EOF
	ls -1 a/a | sed -e "s/[0-9]*//g" >actual &&
	test_cmp expect actual &&
	git clean -fdx &&
	git reset --hard HEAD
'

test_expect_success 'deleted vs modified submodule' '
	git checkout -b test6 branch1 &&
	git submodule update -N &&
	mv submod submod-movedaside &&
	git rm --cached submod &&
	git commit -m "Submodule deleted from branch" &&
	git checkout -b test6.a test6 &&
	test_must_fail git merge master &&
	test -n "$(git ls-files -u)" &&
	( yes "" | git mergetool file1 file2 spaced\ name subdir/file3 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) &&
	( yes "r" | git mergetool submod ) &&
	rmdir submod && mv submod-movedaside submod &&
	test "$(cat submod/bar)" = "branch1 submodule" &&
	git submodule update -N &&
	test "$(cat submod/bar)" = "master submodule" &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git commit -m "Merge resolved by keeping module" &&

	mv submod submod-movedaside &&
	git checkout -b test6.b test6 &&
	git submodule update -N &&
	test_must_fail git merge master &&
	test -n "$(git ls-files -u)" &&
	( yes "" | git mergetool file1 file2 spaced\ name subdir/file3 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) &&
	( yes "l" | git mergetool submod ) &&
	test ! -e submod &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git commit -m "Merge resolved by deleting module" &&

	mv submod-movedaside submod &&
	git checkout -b test6.c master &&
	git submodule update -N &&
	test_must_fail git merge test6 &&
	test -n "$(git ls-files -u)" &&
	( yes "" | git mergetool file1 file2 spaced\ name subdir/file3 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) &&
	( yes "r" | git mergetool submod ) &&
	test ! -e submod &&
	test -d submod.orig &&
	git submodule update -N &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git commit -m "Merge resolved by deleting module" &&
	mv submod.orig submod &&

	git checkout -b test6.d master &&
	git submodule update -N &&
	test_must_fail git merge test6 &&
	test -n "$(git ls-files -u)" &&
	( yes "" | git mergetool file1 file2 spaced\ name subdir/file3 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) &&
	( yes "l" | git mergetool submod ) &&
	test "$(cat submod/bar)" = "master submodule" &&
	git submodule update -N &&
	test "$(cat submod/bar)" = "master submodule" &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git commit -m "Merge resolved by keeping module" &&
	git reset --hard HEAD
'

test_expect_success 'file vs modified submodule' '
	git checkout -b test7 branch1 &&
	git submodule update -N &&
	mv submod submod-movedaside &&
	git rm --cached submod &&
	echo not a submodule >submod &&
	git add submod &&
	git commit -m "Submodule path becomes file" &&
	git checkout -b test7.a branch1 &&
	test_must_fail git merge master &&
	test -n "$(git ls-files -u)" &&
	( yes "" | git mergetool file1 file2 spaced\ name subdir/file3 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) &&
	( yes "r" | git mergetool submod ) &&
	rmdir submod && mv submod-movedaside submod &&
	test "$(cat submod/bar)" = "branch1 submodule" &&
	git submodule update -N &&
	test "$(cat submod/bar)" = "master submodule" &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git commit -m "Merge resolved by keeping module" &&

	mv submod submod-movedaside &&
	git checkout -b test7.b test7 &&
	test_must_fail git merge master &&
	test -n "$(git ls-files -u)" &&
	( yes "" | git mergetool file1 file2 spaced\ name subdir/file3 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) &&
	( yes "l" | git mergetool submod ) &&
	git submodule update -N &&
	test "$(cat submod)" = "not a submodule" &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git commit -m "Merge resolved by keeping file" &&

	git checkout -b test7.c master &&
	rmdir submod && mv submod-movedaside submod &&
	test ! -e submod.orig &&
	git submodule update -N &&
	test_must_fail git merge test7 &&
	test -n "$(git ls-files -u)" &&
	( yes "" | git mergetool file1 file2 spaced\ name subdir/file3 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both >/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) &&
	( yes "r" | git mergetool submod ) &&
	test -d submod.orig &&
	git submodule update -N &&
	test "$(cat submod)" = "not a submodule" &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git commit -m "Merge resolved by keeping file" &&

	git checkout -b test7.d master &&
	rmdir submod && mv submod.orig submod &&
	git submodule update -N &&
	test_must_fail git merge test7 &&
	test -n "$(git ls-files -u)" &&
	( yes "" | git mergetool file1 file2 spaced\ name subdir/file3 >/dev/null 2>&1 ) &&
	( yes "" | git mergetool both>/dev/null 2>&1 ) &&
	( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) &&
	( yes "l" | git mergetool submod ) &&
	test "$(cat submod/bar)" = "master submodule" &&
	git submodule update -N &&
	test "$(cat submod/bar)" = "master submodule" &&
	output="$(git mergetool --no-prompt)" &&
	test "$output" = "No files need merging" &&
	git commit -m "Merge resolved by keeping module"
'

test_expect_success 'submodule in subdirectory' '
	git checkout -b test10 branch1 &&
	git submodule update -N &&
	(
		cd subdir &&
		test_create_repo subdir_module &&
		(
		cd subdir_module &&
		: >file15 &&
		git add file15 &&
		git commit -m "add initial versions"
		)
	) &&
	git submodule add git://example.com/subsubmodule subdir/subdir_module &&
	git add subdir/subdir_module &&
	git commit -m "add submodule in subdirectory" &&

	git checkout -b test10.a test10 &&
	git submodule update -N &&
	(
	cd subdir/subdir_module &&
		git checkout -b super10.a &&
		echo test10.a >file15 &&
		git add file15 &&
		git commit -m "on branch 10.a"
	) &&
	git add subdir/subdir_module &&
	git commit -m "change submodule in subdirectory on test10.a" &&

	git checkout -b test10.b test10 &&
	git submodule update -N &&
	(
		cd subdir/subdir_module &&
		git checkout -b super10.b &&
		echo test10.b >file15 &&
		git add file15 &&
		git commit -m "on branch 10.b"
	) &&
	git add subdir/subdir_module &&
	git commit -m "change submodule in subdirectory on test10.b" &&

	test_must_fail git merge test10.a >/dev/null 2>&1 &&
	(
		cd subdir &&
		( yes "l" | git mergetool subdir_module )
	) &&
	test "$(cat subdir/subdir_module/file15)" = "test10.b" &&
	git submodule update -N &&
	test "$(cat subdir/subdir_module/file15)" = "test10.b" &&
	git reset --hard &&
	git submodule update -N &&

	test_must_fail git merge test10.a >/dev/null 2>&1 &&
	( yes "r" | git mergetool subdir/subdir_module ) &&
	test "$(cat subdir/subdir_module/file15)" = "test10.b" &&
	git submodule update -N &&
	test "$(cat subdir/subdir_module/file15)" = "test10.a" &&
	git commit -m "branch1 resolved with mergetool" &&
	rm -rf subdir/subdir_module
'

test_expect_success 'directory vs modified submodule' '
	git checkout -b test11 branch1 &&
	mv submod submod-movedaside &&
	git rm --cached submod &&
	mkdir submod &&
	echo not a submodule >submod/file16 &&
	git add submod/file16 &&
	git commit -m "Submodule path becomes directory" &&

	test_must_fail git merge master &&
	test -n "$(git ls-files -u)" &&
	( yes "l" | git mergetool submod ) &&
	test "$(cat submod/file16)" = "not a submodule" &&
	rm -rf submod.orig &&

	git reset --hard >/dev/null 2>&1 &&
	test_must_fail git merge master &&
	test -n "$(git ls-files -u)" &&
	test ! -e submod.orig &&
	( yes "r" | git mergetool submod ) &&
	test -d submod.orig &&
	test "$(cat submod.orig/file16)" = "not a submodule" &&
	rm -r submod.orig &&
	mv submod-movedaside/.git submod &&
	( cd submod && git clean -f && git reset --hard ) &&
	git submodule update -N &&
	test "$(cat submod/bar)" = "master submodule" &&
	git reset --hard >/dev/null 2>&1 && rm -rf submod-movedaside &&

	git checkout -b test11.c master &&
	git submodule update -N &&
	test_must_fail git merge test11 &&
	test -n "$(git ls-files -u)" &&
	( yes "l" | git mergetool submod ) &&
	git submodule update -N &&
	test "$(cat submod/bar)" = "master submodule" &&

	git reset --hard >/dev/null 2>&1 &&
	git submodule update -N &&
	test_must_fail git merge test11 &&
	test -n "$(git ls-files -u)" &&
	test ! -e submod.orig &&
	( yes "r" | git mergetool submod ) &&
	test "$(cat submod/file16)" = "not a submodule" &&

	git reset --hard master >/dev/null 2>&1 &&
	( cd submod && git clean -f && git reset --hard ) &&
	git submodule update -N
'

test_expect_success 'file with no base' '
	git checkout -b test13 branch1 &&
	test_must_fail git merge master &&
	git mergetool --no-prompt --tool mybase -- both &&
	>expected &&
	test_cmp both expected &&
	git reset --hard master >/dev/null 2>&1
'

test_expect_success 'custom commands override built-ins' '
	git checkout -b test14 branch1 &&
	test_config mergetool.defaults.cmd "cat \"\$REMOTE\" >\"\$MERGED\"" &&
	test_config mergetool.defaults.trustExitCode true &&
	test_must_fail git merge master &&
	git mergetool --no-prompt --tool defaults -- both &&
	echo master both added >expected &&
	test_cmp both expected &&
	git reset --hard master >/dev/null 2>&1
'

test_expect_success 'filenames seen by tools start with ./' '
	git checkout -b test15 branch1 &&
	test_config mergetool.writeToTemp false &&
	test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
	test_config mergetool.myecho.trustExitCode true &&
	test_must_fail git merge master &&
	git mergetool --no-prompt --tool myecho -- both >actual &&
	grep ^\./both_LOCAL_ actual >/dev/null &&
	git reset --hard master >/dev/null 2>&1
'

test_expect_success 'temporary filenames are used with mergetool.writeToTemp' '
	git checkout -b test16 branch1 &&
	test_config mergetool.writeToTemp true &&
	test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
	test_config mergetool.myecho.trustExitCode true &&
	test_must_fail git merge master &&
	git mergetool --no-prompt --tool myecho -- both >actual &&
	test_must_fail grep ^\./both_LOCAL_ actual >/dev/null &&
	grep /both_LOCAL_ actual >/dev/null &&
	git reset --hard master >/dev/null 2>&1
'

test_done