| 1 | #!/bin/sh |
| 2 | |
| 3 | test_description='Test reffiles backend' |
| 4 | |
| 5 | GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main |
| 6 | export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME |
| 7 | GIT_TEST_DEFAULT_REF_FORMAT=files |
| 8 | export GIT_TEST_DEFAULT_REF_FORMAT |
| 9 | |
| 10 | . ./test-lib.sh |
| 11 | |
| 12 | test_expect_success 'setup' ' |
| 13 | git commit --allow-empty -m Initial && |
| 14 | C=$(git rev-parse HEAD) && |
| 15 | git commit --allow-empty -m Second && |
| 16 | D=$(git rev-parse HEAD) && |
| 17 | git commit --allow-empty -m Third && |
| 18 | E=$(git rev-parse HEAD) |
| 19 | ' |
| 20 | |
| 21 | test_expect_success 'empty directory should not fool rev-parse' ' |
| 22 | prefix=refs/e-rev-parse && |
| 23 | git update-ref $prefix/foo $C && |
| 24 | git pack-refs --all && |
| 25 | mkdir -p .git/$prefix/foo/bar/baz && |
| 26 | echo "$C" >expected && |
| 27 | git rev-parse $prefix/foo >actual && |
| 28 | test_cmp expected actual |
| 29 | ' |
| 30 | |
| 31 | test_expect_success 'empty directory should not fool for-each-ref' ' |
| 32 | prefix=refs/e-for-each-ref && |
| 33 | git update-ref $prefix/foo $C && |
| 34 | git for-each-ref $prefix >expected && |
| 35 | git pack-refs --all && |
| 36 | mkdir -p .git/$prefix/foo/bar/baz && |
| 37 | git for-each-ref $prefix >actual && |
| 38 | test_cmp expected actual |
| 39 | ' |
| 40 | |
| 41 | test_expect_success 'empty directory should not fool create' ' |
| 42 | prefix=refs/e-create && |
| 43 | mkdir -p .git/$prefix/foo/bar/baz && |
| 44 | printf "create %s $C\n" $prefix/foo | |
| 45 | git update-ref --stdin |
| 46 | ' |
| 47 | |
| 48 | test_expect_success 'empty directory should not fool verify' ' |
| 49 | prefix=refs/e-verify && |
| 50 | git update-ref $prefix/foo $C && |
| 51 | git pack-refs --all && |
| 52 | mkdir -p .git/$prefix/foo/bar/baz && |
| 53 | printf "verify %s $C\n" $prefix/foo | |
| 54 | git update-ref --stdin |
| 55 | ' |
| 56 | |
| 57 | test_expect_success 'empty directory should not fool 1-arg update' ' |
| 58 | prefix=refs/e-update-1 && |
| 59 | git update-ref $prefix/foo $C && |
| 60 | git pack-refs --all && |
| 61 | mkdir -p .git/$prefix/foo/bar/baz && |
| 62 | printf "update %s $D\n" $prefix/foo | |
| 63 | git update-ref --stdin |
| 64 | ' |
| 65 | |
| 66 | test_expect_success 'empty directory should not fool 2-arg update' ' |
| 67 | prefix=refs/e-update-2 && |
| 68 | git update-ref $prefix/foo $C && |
| 69 | git pack-refs --all && |
| 70 | mkdir -p .git/$prefix/foo/bar/baz && |
| 71 | printf "update %s $D $C\n" $prefix/foo | |
| 72 | git update-ref --stdin |
| 73 | ' |
| 74 | |
| 75 | test_expect_success 'empty directory should not fool 0-arg delete' ' |
| 76 | prefix=refs/e-delete-0 && |
| 77 | git update-ref $prefix/foo $C && |
| 78 | git pack-refs --all && |
| 79 | mkdir -p .git/$prefix/foo/bar/baz && |
| 80 | printf "delete %s\n" $prefix/foo | |
| 81 | git update-ref --stdin |
| 82 | ' |
| 83 | |
| 84 | test_expect_success 'empty directory should not fool 1-arg delete' ' |
| 85 | prefix=refs/e-delete-1 && |
| 86 | git update-ref $prefix/foo $C && |
| 87 | git pack-refs --all && |
| 88 | mkdir -p .git/$prefix/foo/bar/baz && |
| 89 | printf "delete %s $C\n" $prefix/foo | |
| 90 | git update-ref --stdin |
| 91 | ' |
| 92 | |
| 93 | test_expect_success 'non-empty directory blocks create' - <<\EOT |
| 94 | prefix=refs/ne-create && |
| 95 | mkdir -p .git/$prefix/foo/bar && |
| 96 | : >.git/$prefix/foo/bar/baz.lock && |
| 97 | test_when_finished "rm -f .git/$prefix/foo/bar/baz.lock" && |
| 98 | cat >expected <<-EOF && |
| 99 | fatal: cannot lock ref '$prefix/foo': there is a non-empty directory '.git/$prefix/foo' blocking reference '$prefix/foo' |
| 100 | EOF |
| 101 | printf "%s\n" "update $prefix/foo $C" | |
| 102 | test_must_fail git update-ref --stdin 2>output.err && |
| 103 | test_cmp expected output.err && |
| 104 | cat >expected <<-EOF && |
| 105 | fatal: cannot lock ref '$prefix/foo': unable to resolve reference '$prefix/foo' |
| 106 | EOF |
| 107 | printf "%s\n" "update $prefix/foo $D $C" | |
| 108 | test_must_fail git update-ref --stdin 2>output.err && |
| 109 | test_cmp expected output.err |
| 110 | EOT |
| 111 | |
| 112 | test_expect_success 'broken reference blocks create' - <<\EOT |
| 113 | prefix=refs/broken-create && |
| 114 | mkdir -p .git/$prefix && |
| 115 | echo "gobbledigook" >.git/$prefix/foo && |
| 116 | test_when_finished "rm -f .git/$prefix/foo" && |
| 117 | cat >expected <<-EOF && |
| 118 | fatal: cannot lock ref '$prefix/foo': unable to resolve reference '$prefix/foo': reference broken |
| 119 | EOF |
| 120 | printf "%s\n" "update $prefix/foo $C" | |
| 121 | test_must_fail git update-ref --stdin 2>output.err && |
| 122 | test_cmp expected output.err && |
| 123 | cat >expected <<-EOF && |
| 124 | fatal: cannot lock ref '$prefix/foo': unable to resolve reference '$prefix/foo': reference broken |
| 125 | EOF |
| 126 | printf "%s\n" "update $prefix/foo $D $C" | |
| 127 | test_must_fail git update-ref --stdin 2>output.err && |
| 128 | test_cmp expected output.err |
| 129 | EOT |
| 130 | |
| 131 | test_expect_success 'non-empty directory blocks indirect create' - <<\EOT |
| 132 | prefix=refs/ne-indirect-create && |
| 133 | git symbolic-ref $prefix/symref $prefix/foo && |
| 134 | mkdir -p .git/$prefix/foo/bar && |
| 135 | : >.git/$prefix/foo/bar/baz.lock && |
| 136 | test_when_finished "rm -f .git/$prefix/foo/bar/baz.lock" && |
| 137 | cat >expected <<-EOF && |
| 138 | fatal: cannot lock ref '$prefix/symref': there is a non-empty directory '.git/$prefix/foo' blocking reference '$prefix/foo' |
| 139 | EOF |
| 140 | printf "%s\n" "update $prefix/symref $C" | |
| 141 | test_must_fail git update-ref --stdin 2>output.err && |
| 142 | test_cmp expected output.err && |
| 143 | cat >expected <<-EOF && |
| 144 | fatal: cannot lock ref '$prefix/symref': unable to resolve reference '$prefix/foo' |
| 145 | EOF |
| 146 | printf "%s\n" "update $prefix/symref $D $C" | |
| 147 | test_must_fail git update-ref --stdin 2>output.err && |
| 148 | test_cmp expected output.err |
| 149 | EOT |
| 150 | |
| 151 | test_expect_success 'broken reference blocks indirect create' - <<\EOT |
| 152 | prefix=refs/broken-indirect-create && |
| 153 | git symbolic-ref $prefix/symref $prefix/foo && |
| 154 | echo "gobbledigook" >.git/$prefix/foo && |
| 155 | test_when_finished "rm -f .git/$prefix/foo" && |
| 156 | cat >expected <<-EOF && |
| 157 | fatal: cannot lock ref '$prefix/symref': unable to resolve reference '$prefix/foo': reference broken |
| 158 | EOF |
| 159 | printf "%s\n" "update $prefix/symref $C" | |
| 160 | test_must_fail git update-ref --stdin 2>output.err && |
| 161 | test_cmp expected output.err && |
| 162 | cat >expected <<-EOF && |
| 163 | fatal: cannot lock ref '$prefix/symref': unable to resolve reference '$prefix/foo': reference broken |
| 164 | EOF |
| 165 | printf "%s\n" "update $prefix/symref $D $C" | |
| 166 | test_must_fail git update-ref --stdin 2>output.err && |
| 167 | test_cmp expected output.err |
| 168 | EOT |
| 169 | |
| 170 | test_expect_success 'no bogus intermediate values during delete' ' |
| 171 | prefix=refs/slow-transaction && |
| 172 | # Set up a reference with differing loose and packed versions: |
| 173 | git update-ref $prefix/foo $C && |
| 174 | git pack-refs --all && |
| 175 | git update-ref $prefix/foo $D && |
| 176 | # Now try to update the reference, but hold the `packed-refs` lock |
| 177 | # for a while to see what happens while the process is blocked: |
| 178 | : >.git/packed-refs.lock && |
| 179 | test_when_finished "rm -f .git/packed-refs.lock" && |
| 180 | { |
| 181 | # Note: the following command is intentionally run in the |
| 182 | # background. We increase the timeout so that `update-ref` |
| 183 | # attempts to acquire the `packed-refs` lock for much longer |
| 184 | # than it takes for us to do the check then delete it: |
| 185 | git -c core.packedrefstimeout=30000 update-ref -d $prefix/foo & |
| 186 | } && |
| 187 | pid2=$! && |
| 188 | # Give update-ref plenty of time to get to the point where it tries |
| 189 | # to lock packed-refs: |
| 190 | sleep 1 && |
| 191 | # Make sure that update-ref did not complete despite the lock: |
| 192 | kill -0 $pid2 && |
| 193 | # Verify that the reference still has its old value: |
| 194 | sha1=$(git rev-parse --verify --quiet $prefix/foo || echo undefined) && |
| 195 | case "$sha1" in |
| 196 | $D) |
| 197 | # This is what we hope for; it means that nothing |
| 198 | # user-visible has changed yet. |
| 199 | : ;; |
| 200 | undefined) |
| 201 | # This is not correct; it means the deletion has happened |
| 202 | # already even though update-ref should not have been |
| 203 | # able to acquire the lock yet. |
| 204 | echo "$prefix/foo deleted prematurely" && |
| 205 | break |
| 206 | ;; |
| 207 | $C) |
| 208 | # This value should never be seen. Probably the loose |
| 209 | # reference has been deleted but the packed reference |
| 210 | # is still there: |
| 211 | echo "$prefix/foo incorrectly observed to be C" && |
| 212 | break |
| 213 | ;; |
| 214 | *) |
| 215 | # WTF? |
| 216 | echo "unexpected value observed for $prefix/foo: $sha1" && |
| 217 | break |
| 218 | ;; |
| 219 | esac >out && |
| 220 | rm -f .git/packed-refs.lock && |
| 221 | wait $pid2 && |
| 222 | test_must_be_empty out && |
| 223 | test_must_fail git rev-parse --verify --quiet $prefix/foo |
| 224 | ' |
| 225 | |
| 226 | test_expect_success 'delete fails cleanly if packed-refs file is locked' - <<\EOT |
| 227 | prefix=refs/locked-packed-refs && |
| 228 | # Set up a reference with differing loose and packed versions: |
| 229 | git update-ref $prefix/foo $C && |
| 230 | git pack-refs --all && |
| 231 | git update-ref $prefix/foo $D && |
| 232 | git for-each-ref $prefix >unchanged && |
| 233 | # Now try to delete it while the `packed-refs` lock is held: |
| 234 | : >.git/packed-refs.lock && |
| 235 | test_when_finished "rm -f .git/packed-refs.lock" && |
| 236 | test_must_fail git update-ref -d $prefix/foo >out 2>err && |
| 237 | git for-each-ref $prefix >actual && |
| 238 | test_grep "Unable to create '.*packed-refs.lock': " err && |
| 239 | test_cmp unchanged actual |
| 240 | EOT |
| 241 | |
| 242 | test_expect_success 'delete fails cleanly if packed-refs.new write fails' ' |
| 243 | # Setup and expectations are similar to the test above. |
| 244 | prefix=refs/failed-packed-refs && |
| 245 | git update-ref $prefix/foo $C && |
| 246 | git pack-refs --all && |
| 247 | git update-ref $prefix/foo $D && |
| 248 | git for-each-ref $prefix >unchanged && |
| 249 | # This should not happen in practice, but it is an easy way to get a |
| 250 | # reliable error (we open with create_tempfile(), which uses O_EXCL). |
| 251 | : >.git/packed-refs.new && |
| 252 | test_when_finished "rm -f .git/packed-refs.new" && |
| 253 | test_must_fail git update-ref -d $prefix/foo && |
| 254 | git for-each-ref $prefix >actual && |
| 255 | test_cmp unchanged actual |
| 256 | ' |
| 257 | |
| 258 | RWT="test-tool ref-store worktree:wt" |
| 259 | RMAIN="test-tool ref-store worktree:main" |
| 260 | |
| 261 | test_expect_success 'setup worktree' ' |
| 262 | test_commit first && |
| 263 | git worktree add -b wt-main wt && |
| 264 | ( |
| 265 | cd wt && |
| 266 | test_commit second |
| 267 | ) |
| 268 | ' |
| 269 | |
| 270 | # Some refs (refs/bisect/*, pseudorefs) are kept per worktree, so they should |
| 271 | # only appear in the for-each-reflog output if it is called from the correct |
| 272 | # worktree, which is exercised in this test. This test is poorly written for |
| 273 | # multiple reasons: 1) it creates invalidly formatted log entries. 2) it uses |
| 274 | # direct FS access for creating the reflogs. 3) PSEUDO-WT and refs/bisect/random |
| 275 | # do not create reflogs by default, so it is not testing a realistic scenario. |
| 276 | test_expect_success 'for_each_reflog()' ' |
| 277 | echo $ZERO_OID >.git/logs/PSEUDO_MAIN_HEAD && |
| 278 | mkdir -p .git/logs/refs/bisect && |
| 279 | echo $ZERO_OID >.git/logs/refs/bisect/random && |
| 280 | |
| 281 | echo $ZERO_OID >.git/worktrees/wt/logs/PSEUDO_WT_HEAD && |
| 282 | mkdir -p .git/worktrees/wt/logs/refs/bisect && |
| 283 | echo $ZERO_OID >.git/worktrees/wt/logs/refs/bisect/wt-random && |
| 284 | |
| 285 | $RWT for-each-reflog >actual && |
| 286 | cat >expected <<-\EOF && |
| 287 | HEAD |
| 288 | PSEUDO_WT_HEAD |
| 289 | refs/bisect/wt-random |
| 290 | refs/heads/main |
| 291 | refs/heads/wt-main |
| 292 | EOF |
| 293 | test_cmp expected actual && |
| 294 | |
| 295 | $RMAIN for-each-reflog >actual && |
| 296 | cat >expected <<-\EOF && |
| 297 | HEAD |
| 298 | PSEUDO_MAIN_HEAD |
| 299 | refs/bisect/random |
| 300 | refs/heads/main |
| 301 | refs/heads/wt-main |
| 302 | EOF |
| 303 | test_cmp expected actual |
| 304 | ' |
| 305 | |
| 306 | # Triggering the bug detected by this test requires a newline to fall |
| 307 | # exactly BUFSIZ-1 bytes from the end of the file. We don't know |
| 308 | # what that value is, since it's platform dependent. However, if |
| 309 | # we choose some value N, we also catch any D which divides N evenly |
| 310 | # (since we will read backwards in chunks of D). So we choose 8K, |
| 311 | # which catches glibc (with an 8K BUFSIZ) and *BSD (1K). |
| 312 | # |
| 313 | # Each line is 114 characters, so we need 75 to still have a few before the |
| 314 | # last 8K. The 89-character padding on the final entry lines up our |
| 315 | # newline exactly. |
| 316 | test_expect_success SHA1 'parsing reverse reflogs at BUFSIZ boundaries' ' |
| 317 | git checkout -b reflogskip && |
| 318 | zf=$(test_oid zero_2) && |
| 319 | ident="abc <xyz> 0000000001 +0000" && |
| 320 | for i in $(test_seq 1 75); do |
| 321 | printf "$zf%02d $zf%02d %s\t" $i $(($i+1)) "$ident" && |
| 322 | if test $i = 75; then |
| 323 | for j in $(test_seq 1 89); do |
| 324 | printf X || return 1 |
| 325 | done |
| 326 | else |
| 327 | printf X |
| 328 | fi && |
| 329 | printf "\n" || return 1 |
| 330 | done >.git/logs/refs/heads/reflogskip && |
| 331 | git rev-parse reflogskip@{73} >actual && |
| 332 | echo ${zf}03 >expect && |
| 333 | test_cmp expect actual |
| 334 | ' |
| 335 | |
| 336 | # This test takes a lock on an individual ref; this is not supported in |
| 337 | # reftable. |
| 338 | test_expect_success 'reflog expire operates on symref not referrent' ' |
| 339 | git branch --create-reflog the_symref && |
| 340 | git branch --create-reflog referrent && |
| 341 | git update-ref referrent HEAD && |
| 342 | git symbolic-ref refs/heads/the_symref refs/heads/referrent && |
| 343 | test_when_finished "rm -f .git/refs/heads/referrent.lock" && |
| 344 | touch .git/refs/heads/referrent.lock && |
| 345 | git reflog expire --expire=all the_symref |
| 346 | ' |
| 347 | |
| 348 | test_expect_success 'empty reflog' ' |
| 349 | test_when_finished "rm -rf empty" && |
| 350 | git init empty && |
| 351 | test_commit -C empty A && |
| 352 | >empty/.git/logs/refs/heads/foo && |
| 353 | git -C empty reflog expire --all 2>err && |
| 354 | test_must_be_empty err |
| 355 | ' |
| 356 | |
| 357 | test_expect_success SYMLINKS 'ref resolution not confused by broken symlinks' ' |
| 358 | ln -s does-not-exist .git/refs/heads/broken && |
| 359 | test_must_fail git rev-parse --verify broken |
| 360 | ' |
| 361 | |
| 362 | test_expect_success 'log diagnoses bogus HEAD hash' ' |
| 363 | git init empty && |
| 364 | test_when_finished "rm -rf empty" && |
| 365 | echo 1234abcd >empty/.git/refs/heads/main && |
| 366 | test_must_fail git -C empty log 2>stderr && |
| 367 | test_grep broken stderr |
| 368 | ' |
| 369 | |
| 370 | test_expect_success 'log diagnoses bogus HEAD symref' ' |
| 371 | git init empty && |
| 372 | test-tool -C empty ref-store main create-symref HEAD refs/heads/invalid.lock && |
| 373 | test_must_fail git -C empty log 2>stderr && |
| 374 | test_grep broken stderr && |
| 375 | test_must_fail git -C empty log --default totally-bogus 2>stderr && |
| 376 | test_grep broken stderr |
| 377 | ' |
| 378 | |
| 379 | test_expect_success 'empty directory removal' ' |
| 380 | git branch d1/d2/r1 HEAD && |
| 381 | git branch d1/r2 HEAD && |
| 382 | test_path_is_file .git/refs/heads/d1/d2/r1 && |
| 383 | test_path_is_file .git/logs/refs/heads/d1/d2/r1 && |
| 384 | git branch -d d1/d2/r1 && |
| 385 | test_must_fail git show-ref --verify -q refs/heads/d1/d2 && |
| 386 | test_must_fail git show-ref --verify -q logs/refs/heads/d1/d2 && |
| 387 | test_path_is_file .git/refs/heads/d1/r2 && |
| 388 | test_path_is_file .git/logs/refs/heads/d1/r2 |
| 389 | ' |
| 390 | |
| 391 | test_expect_success 'symref empty directory removal' ' |
| 392 | git branch e1/e2/r1 HEAD && |
| 393 | git branch e1/r2 HEAD && |
| 394 | git checkout e1/e2/r1 && |
| 395 | test_when_finished "git checkout main" && |
| 396 | test_path_is_file .git/refs/heads/e1/e2/r1 && |
| 397 | test_path_is_file .git/logs/refs/heads/e1/e2/r1 && |
| 398 | git update-ref -d HEAD && |
| 399 | test_must_fail git show-ref --verify -q refs/heads/e1/e2 && |
| 400 | test_must_fail git show-ref --verify -q logs/refs/heads/e1/e2 && |
| 401 | test_path_is_file .git/refs/heads/e1/r2 && |
| 402 | test_path_is_file .git/logs/refs/heads/e1/r2 && |
| 403 | test_path_is_file .git/logs/HEAD |
| 404 | ' |
| 405 | |
| 406 | test_expect_success 'directory not created deleting packed ref' ' |
| 407 | git branch d1/d2/r1 HEAD && |
| 408 | git pack-refs --all && |
| 409 | test_path_is_missing .git/refs/heads/d1/d2 && |
| 410 | git update-ref -d refs/heads/d1/d2/r1 && |
| 411 | test_path_is_missing .git/refs/heads/d1/d2 && |
| 412 | test_path_is_missing .git/refs/heads/d1 |
| 413 | ' |
| 414 | |
| 415 | test_expect_success SYMLINKS 'git branch -m u v should fail when the reflog for u is a symlink' ' |
| 416 | git branch --create-reflog u && |
| 417 | mv .git/logs/refs/heads/u real-u && |
| 418 | ln -s real-u .git/logs/refs/heads/u && |
| 419 | test_must_fail git branch -m u v |
| 420 | ' |
| 421 | |
| 422 | test_expect_success SYMLINKS 'git branch -m with symlinked .git/refs' ' |
| 423 | test_when_finished "rm -rf subdir" && |
| 424 | git init --bare subdir && |
| 425 | |
| 426 | rm -rf subdir/refs subdir/objects subdir/packed-refs && |
| 427 | ln -s ../.git/refs subdir/refs && |
| 428 | ln -s ../.git/objects subdir/objects && |
| 429 | ln -s ../.git/packed-refs subdir/packed-refs && |
| 430 | |
| 431 | git -C subdir rev-parse --absolute-git-dir >subdir.dir && |
| 432 | git rev-parse --absolute-git-dir >our.dir && |
| 433 | ! test_cmp subdir.dir our.dir && |
| 434 | |
| 435 | git -C subdir log && |
| 436 | git -C subdir branch rename-src && |
| 437 | git rev-parse rename-src >expect && |
| 438 | git -C subdir branch -m rename-src rename-dest && |
| 439 | git rev-parse rename-dest >actual && |
| 440 | test_cmp expect actual && |
| 441 | git branch -D rename-dest |
| 442 | ' |
| 443 | |
| 444 | test_expect_success MINGW,SYMLINKS_WINDOWS 'rebase when .git/logs is a symlink' ' |
| 445 | git checkout main && |
| 446 | mv .git/logs actual_logs && |
| 447 | cmd //c "mklink /D .git\logs ..\actual_logs" && |
| 448 | git rebase -f HEAD^ && |
| 449 | test -L .git/logs && |
| 450 | rm .git/logs && |
| 451 | mv actual_logs .git/logs |
| 452 | ' |
| 453 | |
| 454 | test_expect_success POSIXPERM 'git reflog expire honors core.sharedRepository' ' |
| 455 | umask 077 && |
| 456 | git config core.sharedRepository group && |
| 457 | git reflog expire --all && |
| 458 | actual="$(ls -l .git/logs/refs/heads/main)" && |
| 459 | case "$actual" in |
| 460 | -rw-rw-*) |
| 461 | : happy |
| 462 | ;; |
| 463 | *) |
| 464 | echo Ooops, .git/logs/refs/heads/main is not 066x [$actual] |
| 465 | false |
| 466 | ;; |
| 467 | esac |
| 468 | ' |
| 469 | |
| 470 | test_expect_success SYMLINKS,!MINGW 'symref transaction supports symlinks' ' |
| 471 | test_when_finished "git symbolic-ref -d TEST_SYMREF_HEAD" && |
| 472 | git update-ref refs/heads/new @ && |
| 473 | test_config core.prefersymlinkrefs true && |
| 474 | cat >stdin <<-EOF && |
| 475 | start |
| 476 | symref-create TEST_SYMREF_HEAD refs/heads/new |
| 477 | prepare |
| 478 | commit |
| 479 | EOF |
| 480 | git update-ref --no-deref --stdin <stdin 2>err && |
| 481 | if test_have_prereq WITH_BREAKING_CHANGES |
| 482 | then |
| 483 | test_path_is_file .git/TEST_SYMREF_HEAD && |
| 484 | echo "ref: refs/heads/new" >expect && |
| 485 | test_cmp expect .git/TEST_SYMREF_HEAD && |
| 486 | test_must_be_empty err |
| 487 | else |
| 488 | test_path_is_symlink .git/TEST_SYMREF_HEAD && |
| 489 | test "$(test_readlink .git/TEST_SYMREF_HEAD)" = refs/heads/new && |
| 490 | cat >expect <<-EOF && |
| 491 | warning: ${SQ}core.preferSymlinkRefs=true${SQ} is nominated for removal. |
| 492 | hint: The use of symbolic links for symbolic refs is deprecated |
| 493 | hint: and will be removed in Git 3.0. The configuration that |
| 494 | hint: tells Git to use them is thus going away. You can unset |
| 495 | hint: it with: |
| 496 | hint: |
| 497 | hint: git config unset core.preferSymlinkRefs |
| 498 | hint: |
| 499 | hint: Git will then use the textual symref format instead. |
| 500 | EOF |
| 501 | test_cmp expect err |
| 502 | fi |
| 503 | ' |
| 504 | |
| 505 | test_expect_success 'symref transaction supports false symlink config' ' |
| 506 | test_when_finished "git symbolic-ref -d TEST_SYMREF_HEAD" && |
| 507 | git update-ref refs/heads/new @ && |
| 508 | test_config core.prefersymlinkrefs false && |
| 509 | cat >stdin <<-EOF && |
| 510 | start |
| 511 | symref-create TEST_SYMREF_HEAD refs/heads/new |
| 512 | prepare |
| 513 | commit |
| 514 | EOF |
| 515 | git update-ref --no-deref --stdin <stdin && |
| 516 | test_path_is_file .git/TEST_SYMREF_HEAD && |
| 517 | git symbolic-ref TEST_SYMREF_HEAD >actual && |
| 518 | echo refs/heads/new >expect && |
| 519 | test_cmp expect actual |
| 520 | ' |
| 521 | |
| 522 | test_expect_success SYMLINKS,!MINGW,!WITH_BREAKING_CHANGES 'core.preferSymlinkRefs can be set up via onbranch condition' ' |
| 523 | test_when_finished "git symbolic-ref -d TEST_SYMREF_HEAD" && |
| 524 | test_when_finished "rm -f .git/include" && |
| 525 | git update-ref refs/heads/new @ && |
| 526 | cat >.git/include <<-\EOF && |
| 527 | [core] |
| 528 | preferSymlinkRefs = true |
| 529 | EOF |
| 530 | test_config includeIf.onbranch:"$(git branch --show-current)".path \ |
| 531 | "$(pwd)/.git/include" && |
| 532 | cat >stdin <<-EOF && |
| 533 | start |
| 534 | symref-create TEST_SYMREF_HEAD refs/heads/new |
| 535 | prepare |
| 536 | commit |
| 537 | EOF |
| 538 | git update-ref --no-deref --stdin <stdin && |
| 539 | test_path_is_symlink .git/TEST_SYMREF_HEAD && |
| 540 | test "$(test_readlink .git/TEST_SYMREF_HEAD)" = refs/heads/new |
| 541 | ' |
| 542 | |
| 543 | test_done |