]>
Commit | Line | Data |
---|---|---|
469e2ebf JH |
1 | #!/bin/sh |
2 | ||
dbedf8bf JN |
3 | test_description='git fsck random collection of tests |
4 | ||
5 | * (HEAD) B | |
06d53148 | 6 | * (main) A |
dbedf8bf | 7 | ' |
469e2ebf JH |
8 | |
9 | . ./test-lib.sh | |
10 | ||
11 | test_expect_success setup ' | |
dbedf8bf | 12 | git config gc.auto 0 && |
0adc6a3d | 13 | git config i18n.commitencoding ISO-8859-1 && |
469e2ebf | 14 | test_commit A fileA one && |
0adc6a3d | 15 | git config --unset i18n.commitencoding && |
469e2ebf JH |
16 | git checkout HEAD^0 && |
17 | test_commit B fileB two && | |
1c6667cb | 18 | orig_head=$(git rev-parse HEAD) && |
469e2ebf | 19 | git tag -d A B && |
1c5e94f4 | 20 | git reflog expire --expire=now --all |
469e2ebf JH |
21 | ' |
22 | ||
e15ef669 JH |
23 | test_expect_success 'loose objects borrowed from alternate are not missing' ' |
24 | mkdir another && | |
25 | ( | |
26 | cd another && | |
27 | git init && | |
28 | echo ../../../.git/objects >.git/objects/info/alternates && | |
29 | test_commit C fileC one && | |
c6a13b2c | 30 | git fsck --no-dangling >../actual 2>&1 |
dbedf8bf | 31 | ) && |
1c5e94f4 | 32 | test_must_be_empty actual |
e15ef669 JH |
33 | ' |
34 | ||
dbedf8bf JN |
35 | test_expect_success 'HEAD is part of refs, valid objects appear valid' ' |
36 | git fsck >actual 2>&1 && | |
1c5e94f4 | 37 | test_must_be_empty actual |
0adc6a3d JN |
38 | ' |
39 | ||
02a6552c TR |
40 | # Corruption tests follow. Make sure to remove all traces of the |
41 | # specific corruption you test afterwards, lest a later test trip over | |
42 | # it. | |
43 | ||
8c891eed JS |
44 | sha1_file () { |
45 | git rev-parse --git-path objects/$(test_oid_to_path "$1") | |
46 | } | |
dbedf8bf | 47 | |
8c891eed JS |
48 | remove_object () { |
49 | rm "$(sha1_file "$1")" | |
50 | } | |
dbedf8bf | 51 | |
f7a0dba7 ÆAB |
52 | test_expect_success 'object with hash mismatch' ' |
53 | git init --bare hash-mismatch && | |
54 | ( | |
55 | cd hash-mismatch && | |
dbedf8bf | 56 | |
f7a0dba7 | 57 | oid=$(echo blob | git hash-object -w --stdin) && |
96e41f58 | 58 | oldoid=$oid && |
f7a0dba7 ÆAB |
59 | old=$(test_oid_to_path "$oid") && |
60 | new=$(dirname $old)/$(test_oid ff_2) && | |
61 | oid="$(dirname $new)$(basename $new)" && | |
62 | ||
63 | mv objects/$old objects/$new && | |
64 | git update-index --add --cacheinfo 100644 $oid foo && | |
65 | tree=$(git write-tree) && | |
66 | cmt=$(echo bogus | git commit-tree $tree) && | |
67 | git update-ref refs/heads/bogus $cmt && | |
68 | ||
69 | test_must_fail git fsck 2>out && | |
96e41f58 | 70 | grep "$oldoid: hash-path mismatch, found at: .*$new" out |
f7a0dba7 | 71 | ) |
02a6552c TR |
72 | ' |
73 | ||
42cd635b ÆAB |
74 | test_expect_success 'object with hash and type mismatch' ' |
75 | git init --bare hash-type-mismatch && | |
76 | ( | |
77 | cd hash-type-mismatch && | |
78 | ||
79 | oid=$(echo blob | git hash-object -w --stdin -t garbage --literally) && | |
96e41f58 | 80 | oldoid=$oid && |
42cd635b ÆAB |
81 | old=$(test_oid_to_path "$oid") && |
82 | new=$(dirname $old)/$(test_oid ff_2) && | |
83 | oid="$(dirname $new)$(basename $new)" && | |
84 | ||
85 | mv objects/$old objects/$new && | |
86 | git update-index --add --cacheinfo 100644 $oid foo && | |
87 | tree=$(git write-tree) && | |
88 | cmt=$(echo bogus | git commit-tree $tree) && | |
89 | git update-ref refs/heads/bogus $cmt && | |
90 | ||
31deb28f ÆAB |
91 | |
92 | test_must_fail git fsck 2>out && | |
96e41f58 ÆAB |
93 | grep "^error: $oldoid: hash-path mismatch, found at: .*$new" out && |
94 | grep "^error: $oldoid: object is of unknown type '"'"'garbage'"'"'" out | |
42cd635b ÆAB |
95 | ) |
96 | ' | |
97 | ||
59069107 | 98 | test_expect_success 'zlib corrupt loose object output ' ' |
a5ed3331 ÆAB |
99 | git init --bare corrupt-loose-output && |
100 | ( | |
101 | cd corrupt-loose-output && | |
102 | oid=$(git hash-object -w --stdin --literally </dev/null) && | |
103 | oidf=objects/$(test_oid_to_path "$oid") && | |
59069107 | 104 | chmod +w $oidf && |
a5ed3331 ÆAB |
105 | echo extra garbage >>$oidf && |
106 | ||
107 | cat >expect.error <<-EOF && | |
108 | error: garbage at end of loose object '\''$oid'\'' | |
109 | error: unable to unpack contents of ./$oidf | |
110 | error: $oid: object corrupt or missing: ./$oidf | |
111 | EOF | |
112 | test_must_fail git fsck 2>actual && | |
113 | grep ^error: actual >error && | |
114 | test_cmp expect.error error | |
115 | ) | |
116 | ' | |
117 | ||
02a6552c | 118 | test_expect_success 'branch pointing to non-commit' ' |
1c6667cb | 119 | tree_oid=$(git rev-parse --verify HEAD^{tree}) && |
dbedf8bf | 120 | test_when_finished "git update-ref -d refs/heads/invalid" && |
1c6667cb | 121 | test-tool ref-store main update-ref msg refs/heads/invalid $tree_oid $ZERO_OID REF_SKIP_OID_VERIFICATION && |
122f76f5 | 122 | test_must_fail git fsck 2>out && |
6789275d | 123 | test_grep "not a commit" out |
02a6552c TR |
124 | ' |
125 | ||
a6f43364 | 126 | test_expect_success REFFILES 'HEAD link pointing at a funny object' ' |
1c6667cb | 127 | test_when_finished "git update-ref HEAD $orig_head" && |
8de6b383 | 128 | echo $ZERO_OID >.git/HEAD && |
122f76f5 JH |
129 | # avoid corrupt/broken HEAD from interfering with repo discovery |
130 | test_must_fail env GIT_DIR=.git git fsck 2>out && | |
6789275d | 131 | test_grep "detached HEAD points" out |
122f76f5 JH |
132 | ' |
133 | ||
134 | test_expect_success 'HEAD link pointing at a funny place' ' | |
1c6667cb | 135 | test_when_finished "git update-ref --no-deref HEAD $orig_head" && |
23937116 | 136 | test-tool ref-store main create-symref HEAD refs/funny/place && |
122f76f5 JH |
137 | # avoid corrupt/broken HEAD from interfering with repo discovery |
138 | test_must_fail env GIT_DIR=.git git fsck 2>out && | |
6789275d | 139 | test_grep "HEAD points to something strange" out |
122f76f5 JH |
140 | ' |
141 | ||
a6f43364 | 142 | test_expect_success REFFILES 'HEAD link pointing at a funny object (from different wt)' ' |
1c6667cb | 143 | test_when_finished "git update-ref HEAD $orig_head" && |
c603138e | 144 | test_when_finished "git worktree remove -f wt" && |
b29759d8 | 145 | git worktree add wt && |
b29759d8 NTND |
146 | echo $ZERO_OID >.git/HEAD && |
147 | # avoid corrupt/broken HEAD from interfering with repo discovery | |
148 | test_must_fail git -C wt fsck 2>out && | |
6789275d | 149 | test_grep "main-worktree/HEAD: detached HEAD points" out |
b29759d8 NTND |
150 | ' |
151 | ||
a6f43364 | 152 | test_expect_success REFFILES 'other worktree HEAD link pointing at a funny object' ' |
c603138e | 153 | test_when_finished "git worktree remove -f other" && |
b29759d8 NTND |
154 | git worktree add other && |
155 | echo $ZERO_OID >.git/worktrees/other/HEAD && | |
156 | test_must_fail git fsck 2>out && | |
6789275d | 157 | test_grep "worktrees/other/HEAD: detached HEAD points" out |
b29759d8 NTND |
158 | ' |
159 | ||
160 | test_expect_success 'other worktree HEAD link pointing at missing object' ' | |
c603138e | 161 | test_when_finished "git worktree remove -f other" && |
b29759d8 | 162 | git worktree add other && |
1c6667cb PS |
163 | object_id=$(echo "Contents missing from repo" | git hash-object --stdin) && |
164 | test-tool -C other ref-store main update-ref msg HEAD $object_id "" REF_NO_DEREF,REF_SKIP_OID_VERIFICATION && | |
b29759d8 | 165 | test_must_fail git fsck 2>out && |
6789275d | 166 | test_grep "worktrees/other/HEAD: invalid sha1 pointer" out |
b29759d8 NTND |
167 | ' |
168 | ||
169 | test_expect_success 'other worktree HEAD link pointing at a funny place' ' | |
c603138e | 170 | test_when_finished "git worktree remove -f other" && |
b29759d8 | 171 | git worktree add other && |
23937116 | 172 | git -C other symbolic-ref HEAD refs/funny/place && |
b29759d8 | 173 | test_must_fail git fsck 2>out && |
6789275d | 174 | test_grep "worktrees/other/HEAD points to something strange" out |
b29759d8 NTND |
175 | ' |
176 | ||
42d4e1d1 | 177 | test_expect_success 'commit with multiple signatures is okay' ' |
178 | git cat-file commit HEAD >basis && | |
179 | cat >sigs <<-EOF && | |
180 | gpgsig -----BEGIN PGP SIGNATURE----- | |
181 | VGhpcyBpcyBub3QgcmVhbGx5IGEgc2lnbmF0dXJlLg== | |
182 | -----END PGP SIGNATURE----- | |
183 | gpgsig-sha256 -----BEGIN PGP SIGNATURE----- | |
184 | VGhpcyBpcyBub3QgcmVhbGx5IGEgc2lnbmF0dXJlLg== | |
185 | -----END PGP SIGNATURE----- | |
186 | EOF | |
187 | sed -e "/^committer/q" basis >okay && | |
188 | cat sigs >>okay && | |
189 | echo >>okay && | |
190 | sed -e "1,/^$/d" basis >>okay && | |
191 | cat okay && | |
192 | new=$(git hash-object -t commit -w --stdin <okay) && | |
193 | test_when_finished "remove_object $new" && | |
194 | git update-ref refs/heads/bogus "$new" && | |
195 | test_when_finished "git update-ref -d refs/heads/bogus" && | |
196 | git fsck 2>out && | |
197 | cat out && | |
198 | ! grep "commit $new" out | |
199 | ' | |
200 | ||
daae1922 JN |
201 | test_expect_success 'email without @ is okay' ' |
202 | git cat-file commit HEAD >basis && | |
203 | sed "s/@/AT/" basis >okay && | |
204 | new=$(git hash-object -t commit -w --stdin <okay) && | |
dbedf8bf | 205 | test_when_finished "remove_object $new" && |
daae1922 | 206 | git update-ref refs/heads/bogus "$new" && |
dbedf8bf | 207 | test_when_finished "git update-ref -d refs/heads/bogus" && |
daae1922 | 208 | git fsck 2>out && |
dbedf8bf | 209 | ! grep "commit $new" out |
daae1922 | 210 | ' |
daae1922 | 211 | |
daae1922 JN |
212 | test_expect_success 'email with embedded > is not okay' ' |
213 | git cat-file commit HEAD >basis && | |
214 | sed "s/@[a-z]/&>/" basis >bad-email && | |
34959d80 | 215 | new=$(git hash-object --literally -t commit -w --stdin <bad-email) && |
dbedf8bf | 216 | test_when_finished "remove_object $new" && |
daae1922 | 217 | git update-ref refs/heads/bogus "$new" && |
dbedf8bf | 218 | test_when_finished "git update-ref -d refs/heads/bogus" && |
2e770fe4 | 219 | test_must_fail git fsck 2>out && |
6789275d | 220 | test_grep "error in commit $new" out |
daae1922 | 221 | ' |
02a6552c | 222 | |
53f53cff | 223 | test_expect_success 'missing < email delimiter is reported nicely' ' |
e3c98120 DI |
224 | git cat-file commit HEAD >basis && |
225 | sed "s/<//" basis >bad-email-2 && | |
34959d80 | 226 | new=$(git hash-object --literally -t commit -w --stdin <bad-email-2) && |
e3c98120 DI |
227 | test_when_finished "remove_object $new" && |
228 | git update-ref refs/heads/bogus "$new" && | |
229 | test_when_finished "git update-ref -d refs/heads/bogus" && | |
2e770fe4 | 230 | test_must_fail git fsck 2>out && |
6789275d | 231 | test_grep "error in commit $new.* - bad name" out |
e3c98120 DI |
232 | ' |
233 | ||
53f53cff | 234 | test_expect_success 'missing email is reported nicely' ' |
e3c98120 DI |
235 | git cat-file commit HEAD >basis && |
236 | sed "s/[a-z]* <[^>]*>//" basis >bad-email-3 && | |
34959d80 | 237 | new=$(git hash-object --literally -t commit -w --stdin <bad-email-3) && |
e3c98120 DI |
238 | test_when_finished "remove_object $new" && |
239 | git update-ref refs/heads/bogus "$new" && | |
240 | test_when_finished "git update-ref -d refs/heads/bogus" && | |
2e770fe4 | 241 | test_must_fail git fsck 2>out && |
6789275d | 242 | test_grep "error in commit $new.* - missing email" out |
e3c98120 DI |
243 | ' |
244 | ||
53f53cff | 245 | test_expect_success '> in name is reported' ' |
e3c98120 DI |
246 | git cat-file commit HEAD >basis && |
247 | sed "s/ </> </" basis >bad-email-4 && | |
34959d80 | 248 | new=$(git hash-object --literally -t commit -w --stdin <bad-email-4) && |
e3c98120 DI |
249 | test_when_finished "remove_object $new" && |
250 | git update-ref refs/heads/bogus "$new" && | |
251 | test_when_finished "git update-ref -d refs/heads/bogus" && | |
2e770fe4 | 252 | test_must_fail git fsck 2>out && |
6789275d | 253 | test_grep "error in commit $new" out |
e3c98120 DI |
254 | ' |
255 | ||
d4b8de04 JK |
256 | # date is 2^64 + 1 |
257 | test_expect_success 'integer overflow in timestamps is reported' ' | |
258 | git cat-file commit HEAD >basis && | |
259 | sed "s/^\\(author .*>\\) [0-9]*/\\1 18446744073709551617/" \ | |
260 | <basis >bad-timestamp && | |
34959d80 | 261 | new=$(git hash-object --literally -t commit -w --stdin <bad-timestamp) && |
d4b8de04 JK |
262 | test_when_finished "remove_object $new" && |
263 | git update-ref refs/heads/bogus "$new" && | |
264 | test_when_finished "git update-ref -d refs/heads/bogus" && | |
2e770fe4 | 265 | test_must_fail git fsck 2>out && |
6789275d | 266 | test_grep "error in commit $new.*integer overflow" out |
d4b8de04 JK |
267 | ' |
268 | ||
80c7f5a0 RS |
269 | test_expect_success 'commit with NUL in header' ' |
270 | git cat-file commit HEAD >basis && | |
271 | sed "s/author ./author Q/" <basis | q_to_nul >commit-NUL-header && | |
34959d80 | 272 | new=$(git hash-object --literally -t commit -w --stdin <commit-NUL-header) && |
80c7f5a0 RS |
273 | test_when_finished "remove_object $new" && |
274 | git update-ref refs/heads/bogus "$new" && | |
275 | test_when_finished "git update-ref -d refs/heads/bogus" && | |
276 | test_must_fail git fsck 2>out && | |
6789275d | 277 | test_grep "error in commit $new.*unterminated header: NUL at offset" out |
80c7f5a0 RS |
278 | ' |
279 | ||
8354fa3d | 280 | test_expect_success 'tree object with duplicate entries' ' |
1ada11ee | 281 | test_when_finished "for i in \$T; do remove_object \$i; done" && |
2e770fe4 JK |
282 | T=$( |
283 | GIT_INDEX_FILE=test-index && | |
284 | export GIT_INDEX_FILE && | |
285 | rm -f test-index && | |
286 | >x && | |
287 | git add x && | |
1ada11ee | 288 | git rev-parse :x && |
2e770fe4 | 289 | T=$(git write-tree) && |
1ada11ee | 290 | echo $T && |
2e770fe4 JK |
291 | ( |
292 | git cat-file tree $T && | |
293 | git cat-file tree $T | |
294 | ) | | |
34959d80 | 295 | git hash-object --literally -w -t tree --stdin |
2e770fe4 JK |
296 | ) && |
297 | test_must_fail git fsck 2>out && | |
6789275d | 298 | test_grep "error in tree .*contains duplicate file entries" out |
2e770fe4 JK |
299 | ' |
300 | ||
fc12aa7b RS |
301 | check_duplicate_names () { |
302 | expect=$1 && | |
303 | shift && | |
304 | names=$@ && | |
305 | test_expect_$expect "tree object with duplicate names: $names" ' | |
306 | test_when_finished "remove_object \$blob" && | |
307 | test_when_finished "remove_object \$tree" && | |
308 | test_when_finished "remove_object \$badtree" && | |
309 | blob=$(echo blob | git hash-object -w --stdin) && | |
310 | printf "100644 blob %s\t%s\n" $blob x.2 >tree && | |
311 | tree=$(git mktree <tree) && | |
312 | for name in $names | |
313 | do | |
314 | case "$name" in | |
315 | */) printf "040000 tree %s\t%s\n" $tree "${name%/}" ;; | |
316 | *) printf "100644 blob %s\t%s\n" $blob "$name" ;; | |
317 | esac | |
318 | done >badtree && | |
319 | badtree=$(git mktree <badtree) && | |
320 | test_must_fail git fsck 2>out && | |
6789275d JH |
321 | test_grep "$badtree" out && |
322 | test_grep "error in tree .*contains duplicate file entries" out | |
fc12aa7b RS |
323 | ' |
324 | } | |
325 | ||
326 | check_duplicate_names success x x.1 x/ | |
327 | check_duplicate_names success x x.1.2 x.1/ x/ | |
fe747043 | 328 | check_duplicate_names success x x.1 x.1.2 x/ |
9068cfb2 | 329 | |
8354fa3d | 330 | test_expect_success 'unparseable tree object' ' |
8de6b383 | 331 | test_oid_cache <<-\EOF && |
332 | junk sha1:twenty-bytes-of-junk | |
333 | junk sha256:twenty-bytes-of-junk-twelve-more | |
334 | EOF | |
335 | ||
8354fa3d DT |
336 | test_when_finished "git update-ref -d refs/heads/wrong" && |
337 | test_when_finished "remove_object \$tree_sha1" && | |
338 | test_when_finished "remove_object \$commit_sha1" && | |
8de6b383 | 339 | junk=$(test_oid junk) && |
340 | tree_sha1=$(printf "100644 \0$junk" | git hash-object -t tree --stdin -w --literally) && | |
8354fa3d DT |
341 | commit_sha1=$(git commit-tree $tree_sha1) && |
342 | git update-ref refs/heads/wrong $commit_sha1 && | |
343 | test_must_fail git fsck 2>out && | |
6789275d JH |
344 | test_grep "error: empty filename in tree entry" out && |
345 | test_grep "$tree_sha1" out && | |
346 | test_grep ! "fatal: empty filename in tree entry" out | |
8354fa3d DT |
347 | ' |
348 | ||
2720f6db RS |
349 | test_expect_success 'tree entry with type mismatch' ' |
350 | test_when_finished "remove_object \$blob" && | |
351 | test_when_finished "remove_object \$tree" && | |
352 | test_when_finished "remove_object \$commit" && | |
353 | test_when_finished "git update-ref -d refs/heads/type_mismatch" && | |
354 | blob=$(echo blob | git hash-object -w --stdin) && | |
355 | blob_bin=$(echo $blob | hex2oct) && | |
356 | tree=$( | |
357 | printf "40000 dir\0${blob_bin}100644 file\0${blob_bin}" | | |
358 | git hash-object -t tree --stdin -w --literally | |
359 | ) && | |
360 | commit=$(git commit-tree $tree) && | |
361 | git update-ref refs/heads/type_mismatch $commit && | |
362 | test_must_fail git fsck >out 2>&1 && | |
6789275d JH |
363 | test_grep "is a blob, not a tree" out && |
364 | test_grep ! "dangling blob" out | |
2720f6db RS |
365 | ' |
366 | ||
53602a93 JK |
367 | test_expect_success 'tree entry with bogus mode' ' |
368 | test_when_finished "remove_object \$blob" && | |
369 | test_when_finished "remove_object \$tree" && | |
370 | blob=$(echo blob | git hash-object -w --stdin) && | |
371 | blob_oct=$(echo $blob | hex2oct) && | |
372 | tree=$(printf "100000 foo\0${blob_oct}" | | |
373 | git hash-object -t tree --stdin -w --literally) && | |
374 | git fsck 2>err && | |
375 | cat >expect <<-EOF && | |
376 | warning in tree $tree: badFilemode: contains bad file modes | |
377 | EOF | |
378 | test_cmp expect err | |
379 | ' | |
380 | ||
4551d035 | 381 | test_expect_success 'tag pointing to nonexistent' ' |
8de6b383 | 382 | badoid=$(test_oid deadbeef) && |
383 | cat >invalid-tag <<-EOF && | |
384 | object $badoid | |
dbedf8bf JN |
385 | type commit |
386 | tag invalid | |
387 | tagger T A Gger <tagger@example.com> 1234567890 -0000 | |
388 | ||
389 | This is an invalid tag. | |
390 | EOF | |
391 | ||
392 | tag=$(git hash-object -t tag -w --stdin <invalid-tag) && | |
393 | test_when_finished "remove_object $tag" && | |
1c6667cb | 394 | git update-ref refs/tags/invalid $tag && |
dbedf8bf | 395 | test_when_finished "git update-ref -d refs/tags/invalid" && |
4551d035 | 396 | test_must_fail git fsck --tags >out && |
6789275d | 397 | test_grep "broken link" out |
02a6552c TR |
398 | ' |
399 | ||
4551d035 | 400 | test_expect_success 'tag pointing to something else than its type' ' |
dbedf8bf JN |
401 | sha=$(echo blob | git hash-object -w --stdin) && |
402 | test_when_finished "remove_object $sha" && | |
403 | cat >wrong-tag <<-EOF && | |
404 | object $sha | |
405 | type commit | |
406 | tag wrong | |
407 | tagger T A Gger <tagger@example.com> 1234567890 -0000 | |
408 | ||
409 | This is an invalid tag. | |
410 | EOF | |
411 | ||
412 | tag=$(git hash-object -t tag -w --stdin <wrong-tag) && | |
413 | test_when_finished "remove_object $tag" && | |
1c6667cb | 414 | git update-ref refs/tags/wrong $tag && |
dbedf8bf | 415 | test_when_finished "git update-ref -d refs/tags/wrong" && |
9dad83be | 416 | test_must_fail git fsck --tags |
02a6552c TR |
417 | ' |
418 | ||
90e3e5f0 JS |
419 | test_expect_success 'tag with incorrect tag name & missing tagger' ' |
420 | sha=$(git rev-parse HEAD) && | |
421 | cat >wrong-tag <<-EOF && | |
422 | object $sha | |
423 | type commit | |
424 | tag wrong name format | |
425 | ||
426 | This is an invalid tag. | |
427 | EOF | |
428 | ||
34959d80 | 429 | tag=$(git hash-object --literally -t tag -w --stdin <wrong-tag) && |
90e3e5f0 | 430 | test_when_finished "remove_object $tag" && |
1c6667cb | 431 | git update-ref refs/tags/wrong $tag && |
90e3e5f0 JS |
432 | test_when_finished "git update-ref -d refs/tags/wrong" && |
433 | git fsck --tags 2>out && | |
7add4419 JK |
434 | |
435 | cat >expect <<-EOF && | |
71ab8fa8 JS |
436 | warning in tag $tag: badTagName: invalid '\''tag'\'' name: wrong name format |
437 | warning in tag $tag: missingTaggerEntry: invalid format - expected '\''tagger'\'' line | |
7add4419 | 438 | EOF |
1108cea7 | 439 | test_cmp expect out |
90e3e5f0 JS |
440 | ' |
441 | ||
b659605d JH |
442 | test_expect_success 'tag with bad tagger' ' |
443 | sha=$(git rev-parse HEAD) && | |
444 | cat >wrong-tag <<-EOF && | |
445 | object $sha | |
446 | type commit | |
447 | tag not-quite-wrong | |
448 | tagger Bad Tagger Name | |
449 | ||
450 | This is an invalid tag. | |
451 | EOF | |
452 | ||
453 | tag=$(git hash-object --literally -t tag -w --stdin <wrong-tag) && | |
454 | test_when_finished "remove_object $tag" && | |
1c6667cb | 455 | git update-ref refs/tags/wrong $tag && |
b659605d JH |
456 | test_when_finished "git update-ref -d refs/tags/wrong" && |
457 | test_must_fail git fsck --tags 2>out && | |
6789275d | 458 | test_grep "error in tag .*: invalid author/committer" out |
b659605d JH |
459 | ' |
460 | ||
8a272f29 | 461 | test_expect_success 'tag with NUL in header' ' |
80c7f5a0 RS |
462 | sha=$(git rev-parse HEAD) && |
463 | q_to_nul >tag-NUL-header <<-EOF && | |
464 | object $sha | |
465 | type commit | |
466 | tag contains-Q-in-header | |
467 | tagger T A Gger <tagger@example.com> 1234567890 -0000 | |
468 | ||
469 | This is an invalid tag. | |
470 | EOF | |
471 | ||
472 | tag=$(git hash-object --literally -t tag -w --stdin <tag-NUL-header) && | |
473 | test_when_finished "remove_object $tag" && | |
1c6667cb | 474 | git update-ref refs/tags/wrong $tag && |
80c7f5a0 RS |
475 | test_when_finished "git update-ref -d refs/tags/wrong" && |
476 | test_must_fail git fsck --tags 2>out && | |
6789275d | 477 | test_grep "error in tag $tag.*unterminated header: NUL at offset" out |
80c7f5a0 RS |
478 | ' |
479 | ||
dbedf8bf JN |
480 | test_expect_success 'cleaned up' ' |
481 | git fsck >actual 2>&1 && | |
1c5e94f4 | 482 | test_must_be_empty actual |
dbedf8bf | 483 | ' |
02a6552c | 484 | |
cb8da705 CB |
485 | test_expect_success 'rev-list --verify-objects' ' |
486 | git rev-list --verify-objects --all >/dev/null 2>out && | |
1c5e94f4 | 487 | test_must_be_empty out |
cb8da705 CB |
488 | ' |
489 | ||
490 | test_expect_success 'rev-list --verify-objects with bad sha1' ' | |
491 | sha=$(echo blob | git hash-object -w --stdin) && | |
8de6b383 | 492 | old=$(test_oid_to_path $sha) && |
493 | new=$(dirname $old)/$(test_oid ff_2) && | |
cb8da705 CB |
494 | sha="$(dirname $new)$(basename $new)" && |
495 | mv .git/objects/$old .git/objects/$new && | |
496 | test_when_finished "remove_object $sha" && | |
497 | git update-index --add --cacheinfo 100644 $sha foo && | |
498 | test_when_finished "git read-tree -u --reset HEAD" && | |
499 | tree=$(git write-tree) && | |
500 | test_when_finished "remove_object $tree" && | |
501 | cmt=$(echo bogus | git commit-tree $tree) && | |
502 | test_when_finished "remove_object $cmt" && | |
503 | git update-ref refs/heads/bogus $cmt && | |
504 | test_when_finished "git update-ref -d refs/heads/bogus" && | |
505 | ||
506 | test_might_fail git rev-list --verify-objects refs/heads/bogus >/dev/null 2>out && | |
6789275d | 507 | test_grep -q "error: hash mismatch $(dirname $new)$(test_oid ff_2)" out |
cb8da705 CB |
508 | ' |
509 | ||
0bc25579 JK |
510 | # An actual bit corruption is more likely than swapped commits, but |
511 | # this provides an easy way to have commits which don't match their purported | |
512 | # hashes, but which aren't so broken we can't read them at all. | |
513 | test_expect_success 'rev-list --verify-objects notices swapped commits' ' | |
514 | git init swapped-commits && | |
515 | ( | |
516 | cd swapped-commits && | |
517 | test_commit one && | |
518 | test_commit two && | |
519 | one_oid=$(git rev-parse HEAD) && | |
520 | two_oid=$(git rev-parse HEAD^) && | |
521 | one=.git/objects/$(test_oid_to_path $one_oid) && | |
522 | two=.git/objects/$(test_oid_to_path $two_oid) && | |
523 | mv $one tmp && | |
524 | mv $two $one && | |
525 | mv tmp $two && | |
526 | test_must_fail git rev-list --verify-objects HEAD | |
527 | ) | |
528 | ' | |
529 | ||
b27ccae3 JK |
530 | test_expect_success 'set up repository with commit-graph' ' |
531 | git init corrupt-graph && | |
532 | ( | |
533 | cd corrupt-graph && | |
534 | test_commit one && | |
535 | test_commit two && | |
536 | git commit-graph write --reachable | |
537 | ) | |
538 | ' | |
539 | ||
540 | corrupt_graph_obj () { | |
541 | oid=$(git -C corrupt-graph rev-parse "$1") && | |
542 | obj=corrupt-graph/.git/objects/$(test_oid_to_path $oid) && | |
543 | test_when_finished 'mv backup $obj' && | |
544 | mv $obj backup && | |
545 | echo garbage >$obj | |
546 | } | |
547 | ||
548 | test_expect_success 'rev-list --verify-objects with commit graph (tip)' ' | |
549 | corrupt_graph_obj HEAD && | |
550 | test_must_fail git -C corrupt-graph rev-list --verify-objects HEAD | |
551 | ' | |
552 | ||
553 | test_expect_success 'rev-list --verify-objects with commit graph (parent)' ' | |
554 | corrupt_graph_obj HEAD^ && | |
555 | test_must_fail git -C corrupt-graph rev-list --verify-objects HEAD | |
556 | ' | |
557 | ||
2becf00f JS |
558 | test_expect_success 'force fsck to ignore double author' ' |
559 | git cat-file commit HEAD >basis && | |
560 | sed "s/^author .*/&,&/" <basis | tr , \\n >multiple-authors && | |
34959d80 | 561 | new=$(git hash-object --literally -t commit -w --stdin <multiple-authors) && |
2becf00f JS |
562 | test_when_finished "remove_object $new" && |
563 | git update-ref refs/heads/bogus "$new" && | |
564 | test_when_finished "git update-ref -d refs/heads/bogus" && | |
565 | test_must_fail git fsck && | |
566 | git -c fsck.multipleAuthors=ignore fsck | |
567 | ' | |
568 | ||
c479d14a | 569 | _bz='\0' |
8de6b383 | 570 | _bzoid=$(printf $ZERO_OID | sed -e 's/00/\\0/g') |
c479d14a JK |
571 | |
572 | test_expect_success 'fsck notices blob entry pointing to null sha1' ' | |
573 | (git init null-blob && | |
574 | cd null-blob && | |
8de6b383 | 575 | sha=$(printf "100644 file$_bz$_bzoid" | |
34959d80 | 576 | git hash-object --literally -w --stdin -t tree) && |
c479d14a | 577 | git fsck 2>out && |
6789275d | 578 | test_grep "warning.*null sha1" out |
c479d14a JK |
579 | ) |
580 | ' | |
581 | ||
582 | test_expect_success 'fsck notices submodule entry pointing to null sha1' ' | |
583 | (git init null-commit && | |
584 | cd null-commit && | |
8de6b383 | 585 | sha=$(printf "160000 submodule$_bz$_bzoid" | |
34959d80 | 586 | git hash-object --literally -w --stdin -t tree) && |
c479d14a | 587 | git fsck 2>out && |
6789275d | 588 | test_grep "warning.*null sha1" out |
c479d14a JK |
589 | ) |
590 | ' | |
591 | ||
0fbcaef6 JK |
592 | test_expect_success 'fsck notices excessively large tree entry name' ' |
593 | git init large-name && | |
594 | ( | |
595 | cd large-name && | |
596 | test_commit a-long-name && | |
597 | git -c fsck.largePathname=warn:10 fsck 2>out && | |
598 | grep "warning.*large pathname" out | |
599 | ) | |
600 | ' | |
601 | ||
a18fcc9f | 602 | while read name path pretty; do |
450870cb | 603 | while read mode type; do |
a18fcc9f JK |
604 | : ${pretty:=$path} |
605 | test_expect_success "fsck notices $pretty as $type" ' | |
450870cb JK |
606 | ( |
607 | git init $name-$type && | |
608 | cd $name-$type && | |
e1d911dd | 609 | git config core.protectNTFS false && |
450870cb JK |
610 | echo content >file && |
611 | git add file && | |
612 | git commit -m base && | |
613 | blob=$(git rev-parse :file) && | |
614 | tree=$(git rev-parse HEAD^{tree}) && | |
615 | value=$(eval "echo \$$type") && | |
616 | printf "$mode $type %s\t%s" "$value" "$path" >bad && | |
d08c13b9 | 617 | bad_tree=$(git mktree <bad) && |
450870cb | 618 | git fsck 2>out && |
6789275d | 619 | test_grep "warning.*tree $bad_tree" out |
450870cb JK |
620 | )' |
621 | done <<-\EOF | |
622 | 100644 blob | |
623 | 040000 tree | |
624 | EOF | |
a18fcc9f | 625 | done <<-EOF |
450870cb JK |
626 | dot . |
627 | dotdot .. | |
628 | dotgit .git | |
76e86fc6 | 629 | dotgit-case .GIT |
a18fcc9f | 630 | dotgit-unicode .gI${u200c}T .gI{u200c}T |
d08c13b9 JS |
631 | dotgit-case2 .Git |
632 | git-tilde1 git~1 | |
633 | dotgitdot .git. | |
634 | dot-backslash-case .\\\\.GIT\\\\foobar | |
635 | dotgit-case-backslash .git\\\\foobar | |
450870cb | 636 | EOF |
5c17f512 | 637 | |
6aaf956b JK |
638 | test_expect_success 'fsck allows .Ňit' ' |
639 | ( | |
640 | git init not-dotgit && | |
641 | cd not-dotgit && | |
642 | echo content >file && | |
643 | git add file && | |
644 | git commit -m base && | |
645 | blob=$(git rev-parse :file) && | |
646 | printf "100644 blob $blob\t.\\305\\207it" >tree && | |
647 | tree=$(git mktree <tree) && | |
648 | git fsck 2>err && | |
649 | test_line_count = 0 err | |
650 | ) | |
651 | ' | |
652 | ||
6d2d780f JH |
653 | test_expect_success 'NUL in commit' ' |
654 | rm -fr nul-in-commit && | |
655 | git init nul-in-commit && | |
656 | ( | |
657 | cd nul-in-commit && | |
658 | git commit --allow-empty -m "initial commitQNUL after message" && | |
659 | git cat-file commit HEAD >original && | |
660 | q_to_nul <original >munged && | |
34959d80 | 661 | git hash-object --literally -w -t commit --stdin <munged >name && |
6d2d780f JH |
662 | git branch bad $(cat name) && |
663 | ||
664 | test_must_fail git -c fsck.nulInCommit=error fsck 2>warn.1 && | |
6789275d | 665 | test_grep nulInCommit warn.1 && |
6d2d780f | 666 | git fsck 2>warn.2 && |
6789275d | 667 | test_grep nulInCommit warn.2 |
6d2d780f JH |
668 | ) |
669 | ' | |
670 | ||
30d1038d JK |
671 | # create a static test repo which is broken by omitting |
672 | # one particular object ($1, which is looked up via rev-parse | |
673 | # in the new repository). | |
674 | create_repo_missing () { | |
675 | rm -rf missing && | |
676 | git init missing && | |
677 | ( | |
678 | cd missing && | |
679 | git commit -m one --allow-empty && | |
680 | mkdir subdir && | |
681 | echo content >subdir/file && | |
682 | git add subdir/file && | |
683 | git commit -m two && | |
684 | unrelated=$(echo unrelated | git hash-object --stdin -w) && | |
685 | git tag -m foo tag $unrelated && | |
686 | sha1=$(git rev-parse --verify "$1") && | |
687 | path=$(echo $sha1 | sed 's|..|&/|') && | |
688 | rm .git/objects/$path | |
689 | ) | |
690 | } | |
691 | ||
692 | test_expect_success 'fsck notices missing blob' ' | |
693 | create_repo_missing HEAD:subdir/file && | |
694 | test_must_fail git -C missing fsck | |
695 | ' | |
696 | ||
697 | test_expect_success 'fsck notices missing subtree' ' | |
698 | create_repo_missing HEAD:subdir && | |
699 | test_must_fail git -C missing fsck | |
700 | ' | |
701 | ||
702 | test_expect_success 'fsck notices missing root tree' ' | |
703 | create_repo_missing HEAD^{tree} && | |
704 | test_must_fail git -C missing fsck | |
705 | ' | |
706 | ||
707 | test_expect_success 'fsck notices missing parent' ' | |
708 | create_repo_missing HEAD^ && | |
709 | test_must_fail git -C missing fsck | |
710 | ' | |
711 | ||
712 | test_expect_success 'fsck notices missing tagged object' ' | |
713 | create_repo_missing tag^{blob} && | |
714 | test_must_fail git -C missing fsck | |
715 | ' | |
716 | ||
717 | test_expect_success 'fsck notices ref pointing to missing commit' ' | |
718 | create_repo_missing HEAD && | |
719 | test_must_fail git -C missing fsck | |
720 | ' | |
721 | ||
722 | test_expect_success 'fsck notices ref pointing to missing tag' ' | |
723 | create_repo_missing tag && | |
724 | test_must_fail git -C missing fsck | |
725 | ' | |
726 | ||
02976bf8 JS |
727 | test_expect_success 'fsck --connectivity-only' ' |
728 | rm -rf connectivity-only && | |
729 | git init connectivity-only && | |
730 | ( | |
731 | cd connectivity-only && | |
732 | touch empty && | |
733 | git add empty && | |
734 | test_commit empty && | |
3e3f8bd6 JK |
735 | |
736 | # Drop the index now; we want to be sure that we | |
737 | # recursively notice the broken objects | |
738 | # because they are reachable from refs, not because | |
739 | # they are in the index. | |
740 | rm -f .git/index && | |
741 | ||
742 | # corrupt the blob, but in a way that we can still identify | |
743 | # its type. That lets us see that --connectivity-only is | |
744 | # not actually looking at the contents, but leaves it | |
745 | # free to examine the type if it chooses. | |
8de6b383 | 746 | empty=.git/objects/$(test_oid_to_path $EMPTY_BLOB) && |
3e3f8bd6 | 747 | blob=$(echo unrelated | git hash-object -w --stdin) && |
c20d4d70 | 748 | mv -f $(sha1_file $blob) $empty && |
3e3f8bd6 | 749 | |
02976bf8 JS |
750 | test_must_fail git fsck --strict && |
751 | git fsck --strict --connectivity-only && | |
752 | tree=$(git rev-parse HEAD:) && | |
753 | suffix=${tree#??} && | |
754 | tree=.git/objects/${tree%$suffix}/$suffix && | |
755 | rm -f $tree && | |
756 | echo invalid >$tree && | |
757 | test_must_fail git fsck --strict --connectivity-only | |
758 | ) | |
759 | ' | |
760 | ||
3e3f8bd6 JK |
761 | test_expect_success 'fsck --connectivity-only with explicit head' ' |
762 | rm -rf connectivity-only && | |
763 | git init connectivity-only && | |
764 | ( | |
765 | cd connectivity-only && | |
766 | test_commit foo && | |
767 | rm -f .git/index && | |
768 | tree=$(git rev-parse HEAD^{tree}) && | |
769 | remove_object $(git rev-parse HEAD:foo.t) && | |
770 | test_must_fail git fsck --connectivity-only $tree | |
771 | ) | |
772 | ' | |
773 | ||
90cf590f JS |
774 | test_expect_success 'fsck --name-objects' ' |
775 | rm -rf name-objects && | |
776 | git init name-objects && | |
777 | ( | |
778 | cd name-objects && | |
e89f8936 | 779 | git config core.logAllRefUpdates false && |
90cf590f | 780 | test_commit julius caesar.t && |
e89f8936 JS |
781 | test_commit augustus44 && |
782 | test_commit caesar && | |
0b20f1a2 | 783 | remove_object $(git rev-parse julius:caesar.t) && |
90cf590f | 784 | tree=$(git rev-parse --verify julius:) && |
e89f8936 JS |
785 | git tag -d julius && |
786 | test_must_fail git fsck --name-objects >out && | |
6789275d | 787 | test_grep "$tree (refs/tags/augustus44\\^:" out |
90cf590f JS |
788 | ) |
789 | ' | |
790 | ||
771e7d57 JK |
791 | test_expect_success 'alternate objects are correctly blamed' ' |
792 | test_when_finished "rm -rf alt.git .git/objects/info/alternates" && | |
8de6b383 | 793 | name=$(test_oid numeric) && |
794 | path=$(test_oid_to_path "$name") && | |
771e7d57 JK |
795 | git init --bare alt.git && |
796 | echo "../../alt.git/objects" >.git/objects/info/alternates && | |
8de6b383 | 797 | mkdir alt.git/objects/$(dirname $path) && |
798 | >alt.git/objects/$(dirname $path)/$(basename $path) && | |
771e7d57 | 799 | test_must_fail git fsck >out 2>&1 && |
6789275d | 800 | test_grep alt.git out |
771e7d57 JK |
801 | ' |
802 | ||
118e6cea JK |
803 | test_expect_success 'fsck errors in packed objects' ' |
804 | git cat-file commit HEAD >basis && | |
805 | sed "s/</one/" basis >one && | |
806 | sed "s/</foo/" basis >two && | |
34959d80 JK |
807 | one=$(git hash-object --literally -t commit -w one) && |
808 | two=$(git hash-object --literally -t commit -w two) && | |
118e6cea JK |
809 | pack=$( |
810 | { | |
811 | echo $one && | |
812 | echo $two | |
813 | } | git pack-objects .git/objects/pack/pack | |
814 | ) && | |
815 | test_when_finished "rm -f .git/objects/pack/pack-$pack.*" && | |
816 | remove_object $one && | |
817 | remove_object $two && | |
818 | test_must_fail git fsck 2>out && | |
6789275d JH |
819 | test_grep "error in commit $one.* - bad name" out && |
820 | test_grep "error in commit $two.* - bad name" out && | |
118e6cea JK |
821 | ! grep corrupt out |
822 | ' | |
823 | ||
a7c28a21 JT |
824 | test_expect_success 'fsck fails on corrupt packfile' ' |
825 | hsh=$(git commit-tree -m mycommit HEAD^{tree}) && | |
826 | pack=$(echo $hsh | git pack-objects .git/objects/pack/pack) && | |
827 | ||
828 | # Corrupt the first byte of the first object. (It contains 3 type bits, | |
829 | # at least one of which is not zero, so setting the first byte to 0 is | |
830 | # sufficient.) | |
831 | chmod a+w .git/objects/pack/pack-$pack.pack && | |
dc156bc3 | 832 | printf "\0" | dd of=.git/objects/pack/pack-$pack.pack bs=1 conv=notrunc seek=12 && |
a7c28a21 JT |
833 | |
834 | test_when_finished "rm -f .git/objects/pack/pack-$pack.*" && | |
835 | remove_object $hsh && | |
836 | test_must_fail git fsck 2>out && | |
6789275d | 837 | test_grep "checksum mismatch" out |
a7c28a21 JT |
838 | ' |
839 | ||
c68b489e JK |
840 | test_expect_success 'fsck finds problems in duplicate loose objects' ' |
841 | rm -rf broken-duplicate && | |
842 | git init broken-duplicate && | |
843 | ( | |
844 | cd broken-duplicate && | |
845 | test_commit duplicate && | |
846 | # no "-d" here, so we end up with duplicates | |
847 | git repack && | |
848 | # now corrupt the loose copy | |
4627c67f ÆAB |
849 | oid="$(git rev-parse HEAD)" && |
850 | file=$(sha1_file "$oid") && | |
c68b489e JK |
851 | rm "$file" && |
852 | echo broken >"$file" && | |
4627c67f ÆAB |
853 | test_must_fail git fsck 2>err && |
854 | ||
855 | cat >expect <<-EOF && | |
856 | error: inflate: data stream error (incorrect header check) | |
857 | error: unable to unpack header of $file | |
858 | error: $oid: object corrupt or missing: $file | |
859 | EOF | |
860 | grep "^error: " err >actual && | |
861 | test_cmp expect actual | |
c68b489e JK |
862 | ) |
863 | ' | |
864 | ||
cce044df JK |
865 | test_expect_success 'fsck detects trailing loose garbage (commit)' ' |
866 | git cat-file commit HEAD >basis && | |
867 | echo bump-commit-sha1 >>basis && | |
868 | commit=$(git hash-object -w -t commit basis) && | |
869 | file=$(sha1_file $commit) && | |
870 | test_when_finished "remove_object $commit" && | |
871 | chmod +w "$file" && | |
872 | echo garbage >>"$file" && | |
873 | test_must_fail git fsck 2>out && | |
6789275d | 874 | test_grep "garbage.*$commit" out |
cce044df JK |
875 | ' |
876 | ||
5632baf2 | 877 | test_expect_success 'fsck detects trailing loose garbage (large blob)' ' |
cce044df JK |
878 | blob=$(echo trailing | git hash-object -w --stdin) && |
879 | file=$(sha1_file $blob) && | |
880 | test_when_finished "remove_object $blob" && | |
881 | chmod +w "$file" && | |
882 | echo garbage >>"$file" && | |
5632baf2 | 883 | test_must_fail git -c core.bigfilethreshold=5 fsck 2>out && |
6789275d | 884 | test_grep "garbage.*$blob" out |
cce044df JK |
885 | ' |
886 | ||
ccdc4819 JK |
887 | test_expect_success 'fsck detects truncated loose object' ' |
888 | # make it big enough that we know we will truncate in the data | |
889 | # portion, not the header | |
18ad13e5 | 890 | test-tool genrandom truncate 4096 >file && |
ccdc4819 JK |
891 | blob=$(git hash-object -w file) && |
892 | file=$(sha1_file $blob) && | |
893 | test_when_finished "remove_object $blob" && | |
894 | test_copy_bytes 1024 <"$file" >tmp && | |
895 | rm "$file" && | |
896 | mv -f tmp "$file" && | |
897 | ||
898 | # check both regular and streaming code paths | |
899 | test_must_fail git fsck 2>out && | |
6789275d | 900 | test_grep corrupt.*$blob out && |
ccdc4819 JK |
901 | |
902 | test_must_fail git -c core.bigfilethreshold=128 fsck 2>out && | |
6789275d | 903 | test_grep corrupt.*$blob out |
ccdc4819 JK |
904 | ' |
905 | ||
b4584e4f JK |
906 | # for each of type, we have one version which is referenced by another object |
907 | # (and so while unreachable, not dangling), and another variant which really is | |
908 | # dangling. | |
8d8c2a5a | 909 | test_expect_success 'create dangling-object repository' ' |
b4584e4f JK |
910 | git init dangling && |
911 | ( | |
912 | cd dangling && | |
913 | blob=$(echo not-dangling | git hash-object -w --stdin) && | |
914 | dblob=$(echo dangling | git hash-object -w --stdin) && | |
915 | tree=$(printf "100644 blob %s\t%s\n" $blob one | git mktree) && | |
916 | dtree=$(printf "100644 blob %s\t%s\n" $blob two | git mktree) && | |
917 | commit=$(git commit-tree $tree) && | |
918 | dcommit=$(git commit-tree -p $commit $tree) && | |
919 | ||
8d8c2a5a | 920 | cat >expect <<-EOF |
b4584e4f JK |
921 | dangling blob $dblob |
922 | dangling commit $dcommit | |
923 | dangling tree $dtree | |
924 | EOF | |
8d8c2a5a JK |
925 | ) |
926 | ' | |
b4584e4f | 927 | |
8d8c2a5a JK |
928 | test_expect_success 'fsck notices dangling objects' ' |
929 | ( | |
930 | cd dangling && | |
b4584e4f JK |
931 | git fsck >actual && |
932 | # the output order is non-deterministic, as it comes from a hash | |
933 | sort <actual >actual.sorted && | |
1108cea7 | 934 | test_cmp expect actual.sorted |
b4584e4f JK |
935 | ) |
936 | ' | |
937 | ||
8d8c2a5a JK |
938 | test_expect_success 'fsck --connectivity-only notices dangling objects' ' |
939 | ( | |
940 | cd dangling && | |
941 | git fsck --connectivity-only >actual && | |
942 | # the output order is non-deterministic, as it comes from a hash | |
943 | sort <actual >actual.sorted && | |
1108cea7 | 944 | test_cmp expect actual.sorted |
8d8c2a5a JK |
945 | ) |
946 | ' | |
947 | ||
c6c7b16d JK |
948 | test_expect_success 'fsck $name notices bogus $name' ' |
949 | test_must_fail git fsck bogus && | |
8125a58b | 950 | test_must_fail git fsck $ZERO_OID |
c6c7b16d JK |
951 | ' |
952 | ||
c3271a0e JK |
953 | test_expect_success 'bogus head does not fallback to all heads' ' |
954 | # set up a case that will cause a reachability complaint | |
955 | echo to-be-deleted >foo && | |
956 | git add foo && | |
957 | blob=$(git rev-parse :foo) && | |
958 | test_when_finished "git rm --cached foo" && | |
959 | remove_object $blob && | |
8125a58b | 960 | test_must_fail git fsck $ZERO_OID >out 2>&1 && |
c3271a0e JK |
961 | ! grep $blob out |
962 | ' | |
963 | ||
4d9bc37f JH |
964 | # Corrupt the checksum on the index. |
965 | # Add 1 to the last byte in the SHA. | |
966 | corrupt_index_checksum () { | |
967 | perl -w -e ' | |
968 | use Fcntl ":seek"; | |
969 | open my $fh, "+<", ".git/index" or die "open: $!"; | |
970 | binmode $fh; | |
971 | seek $fh, -1, SEEK_END or die "seek: $!"; | |
972 | read $fh, my $in_byte, 1 or die "read: $!"; | |
973 | ||
974 | $in_value = unpack("C", $in_byte); | |
975 | $out_value = ($in_value + 1) & 255; | |
976 | ||
977 | $out_byte = pack("C", $out_value); | |
978 | ||
979 | seek $fh, -1, SEEK_END or die "seek: $!"; | |
980 | print $fh $out_byte; | |
981 | close $fh or die "close: $!"; | |
982 | ' | |
983 | } | |
984 | ||
985 | # Corrupt the checksum on the index and then | |
986 | # verify that only fsck notices. | |
a33fc72f JH |
987 | test_expect_success 'detect corrupt index file in fsck' ' |
988 | cp .git/index .git/index.backup && | |
989 | test_when_finished "mv .git/index.backup .git/index" && | |
4d9bc37f JH |
990 | corrupt_index_checksum && |
991 | test_must_fail git fsck --cache 2>errors && | |
6789275d | 992 | test_grep "bad index file" errors |
a33fc72f JH |
993 | ' |
994 | ||
31deb28f | 995 | test_expect_success 'fsck error and recovery on invalid object type' ' |
093fffdf ÆAB |
996 | git init --bare garbage-type && |
997 | ( | |
998 | cd garbage-type && | |
999 | ||
31deb28f | 1000 | garbage_blob=$(git hash-object --stdin -w -t garbage --literally </dev/null) && |
093fffdf | 1001 | |
59162ece | 1002 | test_must_fail git fsck 2>err && |
31deb28f ÆAB |
1003 | grep -e "^error" -e "^fatal" err >errors && |
1004 | test_line_count = 1 errors && | |
1005 | grep "$garbage_blob: object is of unknown type '"'"'garbage'"'"':" err | |
093fffdf ÆAB |
1006 | ) |
1007 | ' | |
1008 | ||
27ab4784 PS |
1009 | test_expect_success 'fsck error on gitattributes with excessive line lengths' ' |
1010 | blob=$(printf "pattern %02048d" 1 | git hash-object -w --stdin) && | |
1011 | test_when_finished "remove_object $blob" && | |
1012 | tree=$(printf "100644 blob %s\t%s\n" $blob .gitattributes | git mktree) && | |
1013 | test_when_finished "remove_object $tree" && | |
1014 | cat >expected <<-EOF && | |
1015 | error in blob $blob: gitattributesLineLength: .gitattributes has too long lines to parse | |
1016 | EOF | |
1017 | test_must_fail git fsck --no-dangling >actual 2>&1 && | |
1018 | test_cmp expected actual | |
1019 | ' | |
1020 | ||
1021 | test_expect_success 'fsck error on gitattributes with excessive size' ' | |
1022 | blob=$(test-tool genzeros $((100 * 1024 * 1024 + 1)) | git hash-object -w --stdin) && | |
1023 | test_when_finished "remove_object $blob" && | |
1024 | tree=$(printf "100644 blob %s\t%s\n" $blob .gitattributes | git mktree) && | |
1025 | test_when_finished "remove_object $tree" && | |
1026 | cat >expected <<-EOF && | |
1027 | error in blob $blob: gitattributesLarge: .gitattributes too large to parse | |
1028 | EOF | |
1029 | test_must_fail git fsck --no-dangling >actual 2>&1 && | |
1030 | test_cmp expected actual | |
1031 | ' | |
1032 | ||
fb64ca52 JK |
1033 | test_expect_success 'fsck detects problems in worktree index' ' |
1034 | test_when_finished "git worktree remove -f wt" && | |
1035 | git worktree add wt && | |
1036 | ||
1037 | echo "this will be removed to break the worktree index" >wt/file && | |
1038 | git -C wt add file && | |
1039 | blob=$(git -C wt rev-parse :file) && | |
1040 | remove_object $blob && | |
1041 | ||
592ec63b JK |
1042 | test_must_fail git fsck --name-objects >actual 2>&1 && |
1043 | cat >expect <<-EOF && | |
1044 | missing blob $blob (.git/worktrees/wt/index:file) | |
1045 | EOF | |
1046 | test_cmp expect actual | |
1047 | ' | |
1048 | ||
6e6a529b | 1049 | test_expect_success 'fsck reports problems in current worktree index without filename' ' |
592ec63b | 1050 | test_when_finished "rm -f .git/index && git read-tree HEAD" && |
6e6a529b | 1051 | echo "this object will be removed to break current worktree index" >file && |
592ec63b JK |
1052 | git add file && |
1053 | blob=$(git rev-parse :file) && | |
1054 | remove_object $blob && | |
1055 | ||
1056 | test_must_fail git fsck --name-objects >actual 2>&1 && | |
1057 | cat >expect <<-EOF && | |
1058 | missing blob $blob (:file) | |
1059 | EOF | |
1060 | test_cmp expect actual | |
fb64ca52 JK |
1061 | ' |
1062 | ||
469e2ebf | 1063 | test_done |