t5318-commit-graph: use 'test_expect_code'
[git/git.git] / t / t5318-commit-graph.sh
1 #!/bin/sh
2
3 test_description='commit graph'
4 . ./test-lib.sh
5
6 test_expect_success 'setup full repo' '
7 mkdir full &&
8 cd "$TRASH_DIRECTORY/full" &&
9 git init &&
10 git config core.commitGraph true &&
11 objdir=".git/objects" &&
12 test_oid_init
13 '
14
15 test_expect_success 'verify graph with no graph file' '
16 cd "$TRASH_DIRECTORY/full" &&
17 git commit-graph verify
18 '
19
20 test_expect_success 'write graph with no packs' '
21 cd "$TRASH_DIRECTORY/full" &&
22 git commit-graph write --object-dir . &&
23 test_path_is_missing info/commit-graph
24 '
25
26 test_expect_success 'close with correct error on bad input' '
27 cd "$TRASH_DIRECTORY/full" &&
28 echo doesnotexist >in &&
29 test_expect_code 1 git commit-graph write --stdin-packs <in 2>stderr &&
30 test_i18ngrep "error adding pack" stderr
31 '
32
33 test_expect_success 'create commits and repack' '
34 cd "$TRASH_DIRECTORY/full" &&
35 for i in $(test_seq 3)
36 do
37 test_commit $i &&
38 git branch commits/$i
39 done &&
40 git repack
41 '
42
43 graph_git_two_modes() {
44 git -c core.commitGraph=true $1 >output
45 git -c core.commitGraph=false $1 >expect
46 test_cmp expect output
47 }
48
49 graph_git_behavior() {
50 MSG=$1
51 DIR=$2
52 BRANCH=$3
53 COMPARE=$4
54 test_expect_success "check normal git operations: $MSG" '
55 cd "$TRASH_DIRECTORY/$DIR" &&
56 graph_git_two_modes "log --oneline $BRANCH" &&
57 graph_git_two_modes "log --topo-order $BRANCH" &&
58 graph_git_two_modes "log --graph $COMPARE..$BRANCH" &&
59 graph_git_two_modes "branch -vv" &&
60 graph_git_two_modes "merge-base -a $BRANCH $COMPARE"
61 '
62 }
63
64 graph_git_behavior 'no graph' full commits/3 commits/1
65
66 graph_read_expect() {
67 OPTIONAL=""
68 NUM_CHUNKS=3
69 if test ! -z $2
70 then
71 OPTIONAL=" $2"
72 NUM_CHUNKS=$((3 + $(echo "$2" | wc -w)))
73 fi
74 cat >expect <<- EOF
75 header: 43475048 1 1 $NUM_CHUNKS 0
76 num_commits: $1
77 chunks: oid_fanout oid_lookup commit_metadata$OPTIONAL
78 EOF
79 git commit-graph read >output &&
80 test_cmp expect output
81 }
82
83 test_expect_success 'write graph' '
84 cd "$TRASH_DIRECTORY/full" &&
85 git commit-graph write &&
86 test_path_is_file $objdir/info/commit-graph &&
87 graph_read_expect "3"
88 '
89
90 graph_git_behavior 'graph exists' full commits/3 commits/1
91
92 test_expect_success 'Add more commits' '
93 cd "$TRASH_DIRECTORY/full" &&
94 git reset --hard commits/1 &&
95 for i in $(test_seq 4 5)
96 do
97 test_commit $i &&
98 git branch commits/$i
99 done &&
100 git reset --hard commits/2 &&
101 for i in $(test_seq 6 7)
102 do
103 test_commit $i &&
104 git branch commits/$i
105 done &&
106 git reset --hard commits/2 &&
107 git merge commits/4 &&
108 git branch merge/1 &&
109 git reset --hard commits/4 &&
110 git merge commits/6 &&
111 git branch merge/2 &&
112 git reset --hard commits/3 &&
113 git merge commits/5 commits/7 &&
114 git branch merge/3 &&
115 git repack
116 '
117
118 # Current graph structure:
119 #
120 # __M3___
121 # / | \
122 # 3 M1 5 M2 7
123 # |/ \|/ \|
124 # 2 4 6
125 # |___/____/
126 # 1
127
128 test_expect_success 'write graph with merges' '
129 cd "$TRASH_DIRECTORY/full" &&
130 git commit-graph write &&
131 test_path_is_file $objdir/info/commit-graph &&
132 graph_read_expect "10" "extra_edges"
133 '
134
135 graph_git_behavior 'merge 1 vs 2' full merge/1 merge/2
136 graph_git_behavior 'merge 1 vs 3' full merge/1 merge/3
137 graph_git_behavior 'merge 2 vs 3' full merge/2 merge/3
138
139 test_expect_success 'Add one more commit' '
140 cd "$TRASH_DIRECTORY/full" &&
141 test_commit 8 &&
142 git branch commits/8 &&
143 ls $objdir/pack | grep idx >existing-idx &&
144 git repack &&
145 ls $objdir/pack| grep idx | grep -v -f existing-idx >new-idx
146 '
147
148 # Current graph structure:
149 #
150 # 8
151 # |
152 # __M3___
153 # / | \
154 # 3 M1 5 M2 7
155 # |/ \|/ \|
156 # 2 4 6
157 # |___/____/
158 # 1
159
160 graph_git_behavior 'mixed mode, commit 8 vs merge 1' full commits/8 merge/1
161 graph_git_behavior 'mixed mode, commit 8 vs merge 2' full commits/8 merge/2
162
163 test_expect_success 'write graph with new commit' '
164 cd "$TRASH_DIRECTORY/full" &&
165 git commit-graph write &&
166 test_path_is_file $objdir/info/commit-graph &&
167 graph_read_expect "11" "extra_edges"
168 '
169
170 graph_git_behavior 'full graph, commit 8 vs merge 1' full commits/8 merge/1
171 graph_git_behavior 'full graph, commit 8 vs merge 2' full commits/8 merge/2
172
173 test_expect_success 'write graph with nothing new' '
174 cd "$TRASH_DIRECTORY/full" &&
175 git commit-graph write &&
176 test_path_is_file $objdir/info/commit-graph &&
177 graph_read_expect "11" "extra_edges"
178 '
179
180 graph_git_behavior 'cleared graph, commit 8 vs merge 1' full commits/8 merge/1
181 graph_git_behavior 'cleared graph, commit 8 vs merge 2' full commits/8 merge/2
182
183 test_expect_success 'build graph from latest pack with closure' '
184 cd "$TRASH_DIRECTORY/full" &&
185 cat new-idx | git commit-graph write --stdin-packs &&
186 test_path_is_file $objdir/info/commit-graph &&
187 graph_read_expect "9" "extra_edges"
188 '
189
190 graph_git_behavior 'graph from pack, commit 8 vs merge 1' full commits/8 merge/1
191 graph_git_behavior 'graph from pack, commit 8 vs merge 2' full commits/8 merge/2
192
193 test_expect_success 'build graph from commits with closure' '
194 cd "$TRASH_DIRECTORY/full" &&
195 git tag -a -m "merge" tag/merge merge/2 &&
196 git rev-parse tag/merge >commits-in &&
197 git rev-parse merge/1 >>commits-in &&
198 cat commits-in | git commit-graph write --stdin-commits &&
199 test_path_is_file $objdir/info/commit-graph &&
200 graph_read_expect "6"
201 '
202
203 graph_git_behavior 'graph from commits, commit 8 vs merge 1' full commits/8 merge/1
204 graph_git_behavior 'graph from commits, commit 8 vs merge 2' full commits/8 merge/2
205
206 test_expect_success 'build graph from commits with append' '
207 cd "$TRASH_DIRECTORY/full" &&
208 git rev-parse merge/3 | git commit-graph write --stdin-commits --append &&
209 test_path_is_file $objdir/info/commit-graph &&
210 graph_read_expect "10" "extra_edges"
211 '
212
213 graph_git_behavior 'append graph, commit 8 vs merge 1' full commits/8 merge/1
214 graph_git_behavior 'append graph, commit 8 vs merge 2' full commits/8 merge/2
215
216 test_expect_success 'build graph using --reachable' '
217 cd "$TRASH_DIRECTORY/full" &&
218 git commit-graph write --reachable &&
219 test_path_is_file $objdir/info/commit-graph &&
220 graph_read_expect "11" "extra_edges"
221 '
222
223 graph_git_behavior 'append graph, commit 8 vs merge 1' full commits/8 merge/1
224 graph_git_behavior 'append graph, commit 8 vs merge 2' full commits/8 merge/2
225
226 test_expect_success 'setup bare repo' '
227 cd "$TRASH_DIRECTORY" &&
228 git clone --bare --no-local full bare &&
229 cd bare &&
230 git config core.commitGraph true &&
231 baredir="./objects"
232 '
233
234 graph_git_behavior 'bare repo, commit 8 vs merge 1' bare commits/8 merge/1
235 graph_git_behavior 'bare repo, commit 8 vs merge 2' bare commits/8 merge/2
236
237 test_expect_success 'write graph in bare repo' '
238 cd "$TRASH_DIRECTORY/bare" &&
239 git commit-graph write &&
240 test_path_is_file $baredir/info/commit-graph &&
241 graph_read_expect "11" "extra_edges"
242 '
243
244 graph_git_behavior 'bare repo with graph, commit 8 vs merge 1' bare commits/8 merge/1
245 graph_git_behavior 'bare repo with graph, commit 8 vs merge 2' bare commits/8 merge/2
246
247 test_expect_success 'perform fast-forward merge in full repo' '
248 cd "$TRASH_DIRECTORY/full" &&
249 git checkout -b merge-5-to-8 commits/5 &&
250 git merge commits/8 &&
251 git show-ref -s merge-5-to-8 >output &&
252 git show-ref -s commits/8 >expect &&
253 test_cmp expect output
254 '
255
256 test_expect_success 'check that gc computes commit-graph' '
257 cd "$TRASH_DIRECTORY/full" &&
258 git commit --allow-empty -m "blank" &&
259 git commit-graph write --reachable &&
260 cp $objdir/info/commit-graph commit-graph-before-gc &&
261 git reset --hard HEAD~1 &&
262 git config gc.writeCommitGraph true &&
263 git gc &&
264 cp $objdir/info/commit-graph commit-graph-after-gc &&
265 ! test_cmp_bin commit-graph-before-gc commit-graph-after-gc &&
266 git commit-graph write --reachable &&
267 test_cmp_bin commit-graph-after-gc $objdir/info/commit-graph
268 '
269
270 test_expect_success 'replace-objects invalidates commit-graph' '
271 cd "$TRASH_DIRECTORY" &&
272 test_when_finished rm -rf replace &&
273 git clone full replace &&
274 (
275 cd replace &&
276 git commit-graph write --reachable &&
277 test_path_is_file .git/objects/info/commit-graph &&
278 git replace HEAD~1 HEAD~2 &&
279 git -c core.commitGraph=false log >expect &&
280 git -c core.commitGraph=true log >actual &&
281 test_cmp expect actual &&
282 git commit-graph write --reachable &&
283 git -c core.commitGraph=false --no-replace-objects log >expect &&
284 git -c core.commitGraph=true --no-replace-objects log >actual &&
285 test_cmp expect actual &&
286 rm -rf .git/objects/info/commit-graph &&
287 git commit-graph write --reachable &&
288 test_path_is_file .git/objects/info/commit-graph
289 )
290 '
291
292 test_expect_success 'commit grafts invalidate commit-graph' '
293 cd "$TRASH_DIRECTORY" &&
294 test_when_finished rm -rf graft &&
295 git clone full graft &&
296 (
297 cd graft &&
298 git commit-graph write --reachable &&
299 test_path_is_file .git/objects/info/commit-graph &&
300 H1=$(git rev-parse --verify HEAD~1) &&
301 H3=$(git rev-parse --verify HEAD~3) &&
302 echo "$H1 $H3" >.git/info/grafts &&
303 git -c core.commitGraph=false log >expect &&
304 git -c core.commitGraph=true log >actual &&
305 test_cmp expect actual &&
306 git commit-graph write --reachable &&
307 git -c core.commitGraph=false --no-replace-objects log >expect &&
308 git -c core.commitGraph=true --no-replace-objects log >actual &&
309 test_cmp expect actual &&
310 rm -rf .git/objects/info/commit-graph &&
311 git commit-graph write --reachable &&
312 test_path_is_missing .git/objects/info/commit-graph
313 )
314 '
315
316 test_expect_success 'replace-objects invalidates commit-graph' '
317 cd "$TRASH_DIRECTORY" &&
318 test_when_finished rm -rf shallow &&
319 git clone --depth 2 "file://$TRASH_DIRECTORY/full" shallow &&
320 (
321 cd shallow &&
322 git commit-graph write --reachable &&
323 test_path_is_missing .git/objects/info/commit-graph &&
324 git fetch origin --unshallow &&
325 git commit-graph write --reachable &&
326 test_path_is_file .git/objects/info/commit-graph
327 )
328 '
329
330 # the verify tests below expect the commit-graph to contain
331 # exactly the commits reachable from the commits/8 branch.
332 # If the file changes the set of commits in the list, then the
333 # offsets into the binary file will result in different edits
334 # and the tests will likely break.
335
336 test_expect_success 'git commit-graph verify' '
337 cd "$TRASH_DIRECTORY/full" &&
338 git rev-parse commits/8 | git commit-graph write --stdin-commits &&
339 git commit-graph verify >output
340 '
341
342 NUM_COMMITS=9
343 NUM_OCTOPUS_EDGES=2
344 HASH_LEN="$(test_oid rawsz)"
345 GRAPH_BYTE_VERSION=4
346 GRAPH_BYTE_HASH=5
347 GRAPH_BYTE_CHUNK_COUNT=6
348 GRAPH_CHUNK_LOOKUP_OFFSET=8
349 GRAPH_CHUNK_LOOKUP_WIDTH=12
350 GRAPH_CHUNK_LOOKUP_ROWS=5
351 GRAPH_BYTE_OID_FANOUT_ID=$GRAPH_CHUNK_LOOKUP_OFFSET
352 GRAPH_BYTE_OID_LOOKUP_ID=$(($GRAPH_CHUNK_LOOKUP_OFFSET + \
353 1 * $GRAPH_CHUNK_LOOKUP_WIDTH))
354 GRAPH_BYTE_COMMIT_DATA_ID=$(($GRAPH_CHUNK_LOOKUP_OFFSET + \
355 2 * $GRAPH_CHUNK_LOOKUP_WIDTH))
356 GRAPH_FANOUT_OFFSET=$(($GRAPH_CHUNK_LOOKUP_OFFSET + \
357 $GRAPH_CHUNK_LOOKUP_WIDTH * $GRAPH_CHUNK_LOOKUP_ROWS))
358 GRAPH_BYTE_FANOUT1=$(($GRAPH_FANOUT_OFFSET + 4 * 4))
359 GRAPH_BYTE_FANOUT2=$(($GRAPH_FANOUT_OFFSET + 4 * 255))
360 GRAPH_OID_LOOKUP_OFFSET=$(($GRAPH_FANOUT_OFFSET + 4 * 256))
361 GRAPH_BYTE_OID_LOOKUP_ORDER=$(($GRAPH_OID_LOOKUP_OFFSET + $HASH_LEN * 8))
362 GRAPH_BYTE_OID_LOOKUP_MISSING=$(($GRAPH_OID_LOOKUP_OFFSET + $HASH_LEN * 4 + 10))
363 GRAPH_COMMIT_DATA_OFFSET=$(($GRAPH_OID_LOOKUP_OFFSET + $HASH_LEN * $NUM_COMMITS))
364 GRAPH_BYTE_COMMIT_TREE=$GRAPH_COMMIT_DATA_OFFSET
365 GRAPH_BYTE_COMMIT_PARENT=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN))
366 GRAPH_BYTE_COMMIT_EXTRA_PARENT=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN + 4))
367 GRAPH_BYTE_COMMIT_WRONG_PARENT=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN + 3))
368 GRAPH_BYTE_COMMIT_GENERATION=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN + 11))
369 GRAPH_BYTE_COMMIT_DATE=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN + 12))
370 GRAPH_COMMIT_DATA_WIDTH=$(($HASH_LEN + 16))
371 GRAPH_OCTOPUS_DATA_OFFSET=$(($GRAPH_COMMIT_DATA_OFFSET + \
372 $GRAPH_COMMIT_DATA_WIDTH * $NUM_COMMITS))
373 GRAPH_BYTE_OCTOPUS=$(($GRAPH_OCTOPUS_DATA_OFFSET + 4))
374 GRAPH_BYTE_FOOTER=$(($GRAPH_OCTOPUS_DATA_OFFSET + 4 * $NUM_OCTOPUS_EDGES))
375
376 corrupt_graph_setup() {
377 cd "$TRASH_DIRECTORY/full" &&
378 test_when_finished mv commit-graph-backup $objdir/info/commit-graph &&
379 cp $objdir/info/commit-graph commit-graph-backup
380 }
381
382 corrupt_graph_verify() {
383 grepstr=$1
384 test_must_fail git commit-graph verify 2>test_err &&
385 grep -v "^+" test_err >err &&
386 test_i18ngrep "$grepstr" err &&
387 if test "$2" != "no-copy"
388 then
389 cp $objdir/info/commit-graph commit-graph-pre-write-test
390 fi &&
391 git status --short &&
392 GIT_TEST_COMMIT_GRAPH_DIE_ON_LOAD=true git commit-graph write &&
393 git commit-graph verify
394 }
395
396 # usage: corrupt_graph_and_verify <position> <data> <string> [<zero_pos>]
397 # Manipulates the commit-graph file at the position
398 # by inserting the data, optionally zeroing the file
399 # starting at <zero_pos>, then runs 'git commit-graph verify'
400 # and places the output in the file 'err'. Test 'err' for
401 # the given string.
402 corrupt_graph_and_verify() {
403 pos=$1
404 data="${2:-\0}"
405 grepstr=$3
406 corrupt_graph_setup &&
407 orig_size=$(wc -c < $objdir/info/commit-graph) &&
408 zero_pos=${4:-${orig_size}} &&
409 printf "$data" | dd of="$objdir/info/commit-graph" bs=1 seek="$pos" conv=notrunc &&
410 dd of="$objdir/info/commit-graph" bs=1 seek="$zero_pos" if=/dev/null &&
411 generate_zero_bytes $(($orig_size - $zero_pos)) >>"$objdir/info/commit-graph" &&
412 corrupt_graph_verify "$grepstr"
413
414 }
415
416 test_expect_success POSIXPERM,SANITY 'detect permission problem' '
417 corrupt_graph_setup &&
418 chmod 000 $objdir/info/commit-graph &&
419 corrupt_graph_verify "Could not open" "no-copy"
420 '
421
422 test_expect_success 'detect too small' '
423 corrupt_graph_setup &&
424 echo "a small graph" >$objdir/info/commit-graph &&
425 corrupt_graph_verify "too small"
426 '
427
428 test_expect_success 'detect bad signature' '
429 corrupt_graph_and_verify 0 "\0" \
430 "graph signature"
431 '
432
433 test_expect_success 'detect bad version' '
434 corrupt_graph_and_verify $GRAPH_BYTE_VERSION "\02" \
435 "graph version"
436 '
437
438 test_expect_success 'detect bad hash version' '
439 corrupt_graph_and_verify $GRAPH_BYTE_HASH "\02" \
440 "hash version"
441 '
442
443 test_expect_success 'detect low chunk count' '
444 corrupt_graph_and_verify $GRAPH_BYTE_CHUNK_COUNT "\02" \
445 "missing the .* chunk"
446 '
447
448 test_expect_success 'detect missing OID fanout chunk' '
449 corrupt_graph_and_verify $GRAPH_BYTE_OID_FANOUT_ID "\0" \
450 "missing the OID Fanout chunk"
451 '
452
453 test_expect_success 'detect missing OID lookup chunk' '
454 corrupt_graph_and_verify $GRAPH_BYTE_OID_LOOKUP_ID "\0" \
455 "missing the OID Lookup chunk"
456 '
457
458 test_expect_success 'detect missing commit data chunk' '
459 corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_DATA_ID "\0" \
460 "missing the Commit Data chunk"
461 '
462
463 test_expect_success 'detect incorrect fanout' '
464 corrupt_graph_and_verify $GRAPH_BYTE_FANOUT1 "\01" \
465 "fanout value"
466 '
467
468 test_expect_success 'detect incorrect fanout final value' '
469 corrupt_graph_and_verify $GRAPH_BYTE_FANOUT2 "\01" \
470 "fanout value"
471 '
472
473 test_expect_success 'detect incorrect OID order' '
474 corrupt_graph_and_verify $GRAPH_BYTE_OID_LOOKUP_ORDER "\01" \
475 "incorrect OID order"
476 '
477
478 test_expect_success 'detect OID not in object database' '
479 corrupt_graph_and_verify $GRAPH_BYTE_OID_LOOKUP_MISSING "\01" \
480 "from object database"
481 '
482
483 test_expect_success 'detect incorrect tree OID' '
484 corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_TREE "\01" \
485 "root tree OID for commit"
486 '
487
488 test_expect_success 'detect incorrect parent int-id' '
489 corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_PARENT "\01" \
490 "invalid parent"
491 '
492
493 test_expect_success 'detect extra parent int-id' '
494 corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_EXTRA_PARENT "\00" \
495 "is too long"
496 '
497
498 test_expect_success 'detect wrong parent' '
499 corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_WRONG_PARENT "\01" \
500 "commit-graph parent for"
501 '
502
503 test_expect_success 'detect incorrect generation number' '
504 corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_GENERATION "\070" \
505 "generation for commit"
506 '
507
508 test_expect_success 'detect incorrect generation number' '
509 corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_GENERATION "\01" \
510 "non-zero generation number"
511 '
512
513 test_expect_success 'detect incorrect commit date' '
514 corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_DATE "\01" \
515 "commit date"
516 '
517
518 test_expect_success 'detect incorrect parent for octopus merge' '
519 corrupt_graph_and_verify $GRAPH_BYTE_OCTOPUS "\01" \
520 "invalid parent"
521 '
522
523 test_expect_success 'detect invalid checksum hash' '
524 corrupt_graph_and_verify $GRAPH_BYTE_FOOTER "\00" \
525 "incorrect checksum"
526 '
527
528 test_expect_success 'detect incorrect chunk count' '
529 corrupt_graph_and_verify $GRAPH_BYTE_CHUNK_COUNT "\377" \
530 "chunk lookup table entry missing" $GRAPH_CHUNK_LOOKUP_OFFSET
531 '
532
533 test_expect_success 'git fsck (checks commit-graph)' '
534 cd "$TRASH_DIRECTORY/full" &&
535 git fsck &&
536 corrupt_graph_and_verify $GRAPH_BYTE_FOOTER "\00" \
537 "incorrect checksum" &&
538 cp commit-graph-pre-write-test $objdir/info/commit-graph &&
539 test_must_fail git fsck
540 '
541
542 test_expect_success 'setup non-the_repository tests' '
543 rm -rf repo &&
544 git init repo &&
545 test_commit -C repo one &&
546 test_commit -C repo two &&
547 git -C repo config core.commitGraph true &&
548 git -C repo rev-parse two | \
549 git -C repo commit-graph write --stdin-commits
550 '
551
552 test_expect_success 'parse_commit_in_graph works for non-the_repository' '
553 test-tool repository parse_commit_in_graph \
554 repo/.git repo "$(git -C repo rev-parse two)" >actual &&
555 {
556 git -C repo log --pretty=format:"%ct " -1 &&
557 git -C repo rev-parse one
558 } >expect &&
559 test_cmp expect actual &&
560
561 test-tool repository parse_commit_in_graph \
562 repo/.git repo "$(git -C repo rev-parse one)" >actual &&
563 git -C repo log --pretty="%ct" -1 one >expect &&
564 test_cmp expect actual
565 '
566
567 test_expect_success 'get_commit_tree_in_graph works for non-the_repository' '
568 test-tool repository get_commit_tree_in_graph \
569 repo/.git repo "$(git -C repo rev-parse two)" >actual &&
570 git -C repo rev-parse two^{tree} >expect &&
571 test_cmp expect actual &&
572
573 test-tool repository get_commit_tree_in_graph \
574 repo/.git repo "$(git -C repo rev-parse one)" >actual &&
575 git -C repo rev-parse one^{tree} >expect &&
576 test_cmp expect actual
577 '
578
579 test_done