t/t0410-partial-clone.sh

   1 #!/bin/sh
   2
   3 test_description='partial clone'
   4
   5 . ./test-lib.sh
   6
   7 delete_object () {
   8         rm $1/.git/objects/$(echo $2 | sed -e 's|^..|&/|')
   9 }
  10
  11 pack_as_from_promisor () {
  12         HASH=$(git -C repo pack-objects .git/objects/pack/pack) &&
  13         >repo/.git/objects/pack/pack-$HASH.promisor &&
  14         echo $HASH
  15 }
  16
  17 promise_and_delete () {
  18         HASH=$(git -C repo rev-parse "$1") &&
  19         git -C repo tag -a -m message my_annotated_tag "$HASH" &&
  20         git -C repo rev-parse my_annotated_tag | pack_as_from_promisor &&
  21         # tag -d prints a message to stdout, so redirect it
  22         git -C repo tag -d my_annotated_tag >/dev/null &&
  23         delete_object repo "$HASH"
  24 }
  25
  26 test_expect_success 'extensions.partialclone without filter' '
  27         test_create_repo server &&
  28         git clone --filter="blob:none" "file://$(pwd)/server" client &&
  29         git -C client config --unset remote.origin.partialclonefilter &&
  30         git -C client fetch origin
  31 '
  32
  33 test_expect_success 'convert shallow clone to partial clone' '
  34         rm -fr server client &&
  35         test_create_repo server &&
  36         test_commit -C server my_commit 1 &&
  37         test_commit -C server my_commit2 1 &&
  38         git clone --depth=1 "file://$(pwd)/server" client &&
  39         git -C client fetch --unshallow --filter="blob:none" &&
  40         test_cmp_config -C client true remote.origin.promisor &&
  41         test_cmp_config -C client blob:none remote.origin.partialclonefilter &&
  42         test_cmp_config -C client 1 core.repositoryformatversion
  43 '
  44
  45 test_expect_success 'convert to partial clone with noop extension' '
  46         rm -fr server client &&
  47         test_create_repo server &&
  48         test_commit -C server my_commit 1 &&
  49         test_commit -C server my_commit2 1 &&
  50         git clone --depth=1 "file://$(pwd)/server" client &&
  51         test_cmp_config -C client 0 core.repositoryformatversion &&
  52         git -C client config extensions.noop true &&
  53         git -C client fetch --unshallow --filter="blob:none"
  54 '
  55
  56 test_expect_success 'converting to partial clone fails with unrecognized extension' '
  57         rm -fr server client &&
  58         test_create_repo server &&
  59         test_commit -C server my_commit 1 &&
  60         test_commit -C server my_commit2 1 &&
  61         git clone --depth=1 "file://$(pwd)/server" client &&
  62         test_cmp_config -C client 0 core.repositoryformatversion &&
  63         git -C client config extensions.nonsense true &&
  64         test_must_fail git -C client fetch --unshallow --filter="blob:none"
  65 '
  66
  67 test_expect_success 'missing reflog object, but promised by a commit, passes fsck' '
  68         rm -rf repo &&
  69         test_create_repo repo &&
  70         test_commit -C repo my_commit &&
  71
  72         A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
  73         C=$(git -C repo commit-tree -m c -p $A HEAD^{tree}) &&
  74
  75         # Reference $A only from reflog, and delete it
  76         git -C repo branch my_branch "$A" &&
  77         git -C repo branch -f my_branch my_commit &&
  78         delete_object repo "$A" &&
  79
  80         # State that we got $C, which refers to $A, from promisor
  81         printf "$C\n" | pack_as_from_promisor &&
  82
  83         # Normally, it fails
  84         test_must_fail git -C repo fsck &&
  85
  86         # But with the extension, it succeeds
  87         git -C repo config core.repositoryformatversion 1 &&
  88         git -C repo config extensions.partialclone "arbitrary string" &&
  89         git -C repo fsck
  90 '
  91
  92 test_expect_success 'missing reflog object, but promised by a tag, passes fsck' '
  93         rm -rf repo &&
  94         test_create_repo repo &&
  95         test_commit -C repo my_commit &&
  96
  97         A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
  98         git -C repo tag -a -m d my_tag_name $A &&
  99         T=$(git -C repo rev-parse my_tag_name) &&
 100         git -C repo tag -d my_tag_name &&
 101
 102         # Reference $A only from reflog, and delete it
 103         git -C repo branch my_branch "$A" &&
 104         git -C repo branch -f my_branch my_commit &&
 105         delete_object repo "$A" &&
 106
 107         # State that we got $T, which refers to $A, from promisor
 108         printf "$T\n" | pack_as_from_promisor &&
 109
 110         git -C repo config core.repositoryformatversion 1 &&
 111         git -C repo config extensions.partialclone "arbitrary string" &&
 112         git -C repo fsck
 113 '
 114
 115 test_expect_success 'missing reflog object alone fails fsck, even with extension set' '
 116         rm -rf repo &&
 117         test_create_repo repo &&
 118         test_commit -C repo my_commit &&
 119
 120         A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
 121         B=$(git -C repo commit-tree -m b HEAD^{tree}) &&
 122
 123         # Reference $A only from reflog, and delete it
 124         git -C repo branch my_branch "$A" &&
 125         git -C repo branch -f my_branch my_commit &&
 126         delete_object repo "$A" &&
 127
 128         git -C repo config core.repositoryformatversion 1 &&
 129         git -C repo config extensions.partialclone "arbitrary string" &&
 130         test_must_fail git -C repo fsck
 131 '
 132
 133 test_expect_success 'missing ref object, but promised, passes fsck' '
 134         rm -rf repo &&
 135         test_create_repo repo &&
 136         test_commit -C repo my_commit &&
 137
 138         A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
 139
 140         # Reference $A only from ref
 141         git -C repo branch my_branch "$A" &&
 142         promise_and_delete "$A" &&
 143
 144         git -C repo config core.repositoryformatversion 1 &&
 145         git -C repo config extensions.partialclone "arbitrary string" &&
 146         git -C repo fsck
 147 '
 148
 149 test_expect_success 'missing object, but promised, passes fsck' '
 150         rm -rf repo &&
 151         test_create_repo repo &&
 152         test_commit -C repo 1 &&
 153         test_commit -C repo 2 &&
 154         test_commit -C repo 3 &&
 155         git -C repo tag -a annotated_tag -m "annotated tag" &&
 156
 157         C=$(git -C repo rev-parse 1) &&
 158         T=$(git -C repo rev-parse 2^{tree}) &&
 159         B=$(git hash-object repo/3.t) &&
 160         AT=$(git -C repo rev-parse annotated_tag) &&
 161
 162         promise_and_delete "$C" &&
 163         promise_and_delete "$T" &&
 164         promise_and_delete "$B" &&
 165         promise_and_delete "$AT" &&
 166
 167         git -C repo config core.repositoryformatversion 1 &&
 168         git -C repo config extensions.partialclone "arbitrary string" &&
 169         git -C repo fsck
 170 '
 171
 172 test_expect_success 'missing CLI object, but promised, passes fsck' '
 173         rm -rf repo &&
 174         test_create_repo repo &&
 175         test_commit -C repo my_commit &&
 176
 177         A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
 178         promise_and_delete "$A" &&
 179
 180         git -C repo config core.repositoryformatversion 1 &&
 181         git -C repo config extensions.partialclone "arbitrary string" &&
 182         git -C repo fsck "$A"
 183 '
 184
 185 test_expect_success 'fetching of missing objects' '
 186         rm -rf repo &&
 187         test_create_repo server &&
 188         test_commit -C server foo &&
 189         git -C server repack -a -d --write-bitmap-index &&
 190
 191         git clone "file://$(pwd)/server" repo &&
 192         HASH=$(git -C repo rev-parse foo) &&
 193         rm -rf repo/.git/objects/* &&
 194
 195         git -C repo config core.repositoryformatversion 1 &&
 196         git -C repo config extensions.partialclone "origin" &&
 197         git -C repo cat-file -p "$HASH" &&
 198
 199         # Ensure that the .promisor file is written, and check that its
 200         # associated packfile contains the object
 201         ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
 202         test_line_count = 1 promisorlist &&
 203         IDX=$(sed "s/promisor$/idx/" promisorlist) &&
 204         git verify-pack --verbose "$IDX" >out &&
 205         grep "$HASH" out
 206 '
 207
 208 test_expect_success 'fetching of missing objects works with ref-in-want enabled' '
 209         # ref-in-want requires protocol version 2
 210         git -C server config protocol.version 2 &&
 211         git -C server config uploadpack.allowrefinwant 1 &&
 212         git -C repo config protocol.version 2 &&
 213
 214         rm -rf repo/.git/objects/* &&
 215         rm -f trace &&
 216         GIT_TRACE_PACKET="$(pwd)/trace" git -C repo cat-file -p "$HASH" &&
 217         grep "git< fetch=.*ref-in-want" trace
 218 '
 219
 220 test_expect_success 'fetching of missing objects from another promisor remote' '
 221         git clone "file://$(pwd)/server" server2 &&
 222         test_commit -C server2 bar &&
 223         git -C server2 repack -a -d --write-bitmap-index &&
 224         HASH2=$(git -C server2 rev-parse bar) &&
 225
 226         git -C repo remote add server2 "file://$(pwd)/server2" &&
 227         git -C repo config remote.server2.promisor true &&
 228         git -C repo cat-file -p "$HASH2" &&
 229
 230         git -C repo fetch server2 &&
 231         rm -rf repo/.git/objects/* &&
 232         git -C repo cat-file -p "$HASH2" &&
 233
 234         # Ensure that the .promisor file is written, and check that its
 235         # associated packfile contains the object
 236         ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
 237         test_line_count = 1 promisorlist &&
 238         IDX=$(sed "s/promisor$/idx/" promisorlist) &&
 239         git verify-pack --verbose "$IDX" >out &&
 240         grep "$HASH2" out
 241 '
 242
 243 test_expect_success 'fetching of missing objects configures a promisor remote' '
 244         git clone "file://$(pwd)/server" server3 &&
 245         test_commit -C server3 baz &&
 246         git -C server3 repack -a -d --write-bitmap-index &&
 247         HASH3=$(git -C server3 rev-parse baz) &&
 248         git -C server3 config uploadpack.allowfilter 1 &&
 249
 250         rm repo/.git/objects/pack/pack-*.promisor &&
 251
 252         git -C repo remote add server3 "file://$(pwd)/server3" &&
 253         git -C repo fetch --filter="blob:none" server3 $HASH3 &&
 254
 255         test_cmp_config -C repo true remote.server3.promisor &&
 256
 257         # Ensure that the .promisor file is written, and check that its
 258         # associated packfile contains the object
 259         ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
 260         test_line_count = 1 promisorlist &&
 261         IDX=$(sed "s/promisor$/idx/" promisorlist) &&
 262         git verify-pack --verbose "$IDX" >out &&
 263         grep "$HASH3" out
 264 '
 265
 266 test_expect_success 'fetching of missing blobs works' '
 267         rm -rf server server2 repo &&
 268         rm -rf server server3 repo &&
 269         test_create_repo server &&
 270         test_commit -C server foo &&
 271         git -C server repack -a -d --write-bitmap-index &&
 272
 273         git clone "file://$(pwd)/server" repo &&
 274         git hash-object repo/foo.t >blobhash &&
 275         rm -rf repo/.git/objects/* &&
 276
 277         git -C server config uploadpack.allowanysha1inwant 1 &&
 278         git -C server config uploadpack.allowfilter 1 &&
 279         git -C repo config core.repositoryformatversion 1 &&
 280         git -C repo config extensions.partialclone "origin" &&
 281
 282         git -C repo cat-file -p $(cat blobhash)
 283 '
 284
 285 test_expect_success 'fetching of missing trees does not fetch blobs' '
 286         rm -rf server repo &&
 287         test_create_repo server &&
 288         test_commit -C server foo &&
 289         git -C server repack -a -d --write-bitmap-index &&
 290
 291         git clone "file://$(pwd)/server" repo &&
 292         git -C repo rev-parse foo^{tree} >treehash &&
 293         git hash-object repo/foo.t >blobhash &&
 294         rm -rf repo/.git/objects/* &&
 295
 296         git -C server config uploadpack.allowanysha1inwant 1 &&
 297         git -C server config uploadpack.allowfilter 1 &&
 298         git -C repo config core.repositoryformatversion 1 &&
 299         git -C repo config extensions.partialclone "origin" &&
 300         git -C repo cat-file -p $(cat treehash) &&
 301
 302         # Ensure that the tree, but not the blob, is fetched
 303         git -C repo rev-list --objects --missing=print $(cat treehash) >objects &&
 304         grep "^$(cat treehash)" objects &&
 305         grep "^[?]$(cat blobhash)" objects
 306 '
 307
 308 test_expect_success 'rev-list stops traversal at missing and promised commit' '
 309         rm -rf repo &&
 310         test_create_repo repo &&
 311         test_commit -C repo foo &&
 312         test_commit -C repo bar &&
 313
 314         FOO=$(git -C repo rev-parse foo) &&
 315         promise_and_delete "$FOO" &&
 316
 317         git -C repo config core.repositoryformatversion 1 &&
 318         git -C repo config extensions.partialclone "arbitrary string" &&
 319         GIT_TEST_COMMIT_GRAPH=0 git -C repo -c core.commitGraph=false rev-list --exclude-promisor-objects --objects bar >out &&
 320         grep $(git -C repo rev-parse bar) out &&
 321         ! grep $FOO out
 322 '
 323
 324 test_expect_success 'missing tree objects with --missing=allow-promisor and --exclude-promisor-objects' '
 325         rm -rf repo &&
 326         test_create_repo repo &&
 327         test_commit -C repo foo &&
 328         test_commit -C repo bar &&
 329         test_commit -C repo baz &&
 330
 331         promise_and_delete $(git -C repo rev-parse bar^{tree}) &&
 332         promise_and_delete $(git -C repo rev-parse foo^{tree}) &&
 333
 334         git -C repo config core.repositoryformatversion 1 &&
 335         git -C repo config extensions.partialclone "arbitrary string" &&
 336
 337         git -C repo rev-list --missing=allow-promisor --objects HEAD >objs 2>rev_list_err &&
 338         test_must_be_empty rev_list_err &&
 339         # 3 commits, 3 blobs, and 1 tree
 340         test_line_count = 7 objs &&
 341
 342         # Do the same for --exclude-promisor-objects, but with all trees gone.
 343         promise_and_delete $(git -C repo rev-parse baz^{tree}) &&
 344         git -C repo rev-list --exclude-promisor-objects --objects HEAD >objs 2>rev_list_err &&
 345         test_must_be_empty rev_list_err &&
 346         # 3 commits, no blobs or trees
 347         test_line_count = 3 objs
 348 '
 349
 350 test_expect_success 'missing non-root tree object and rev-list' '
 351         rm -rf repo &&
 352         test_create_repo repo &&
 353         mkdir repo/dir &&
 354         echo foo >repo/dir/foo &&
 355         git -C repo add dir/foo &&
 356         git -C repo commit -m "commit dir/foo" &&
 357
 358         promise_and_delete $(git -C repo rev-parse HEAD:dir) &&
 359
 360         git -C repo config core.repositoryformatversion 1 &&
 361         git -C repo config extensions.partialclone "arbitrary string" &&
 362
 363         git -C repo rev-list --missing=allow-any --objects HEAD >objs 2>rev_list_err &&
 364         test_must_be_empty rev_list_err &&
 365         # 1 commit and 1 tree
 366         test_line_count = 2 objs
 367 '
 368
 369 test_expect_success 'rev-list stops traversal at missing and promised tree' '
 370         rm -rf repo &&
 371         test_create_repo repo &&
 372         test_commit -C repo foo &&
 373         mkdir repo/a_dir &&
 374         echo something >repo/a_dir/something &&
 375         git -C repo add a_dir/something &&
 376         git -C repo commit -m bar &&
 377
 378         # foo^{tree} (tree referenced from commit)
 379         TREE=$(git -C repo rev-parse foo^{tree}) &&
 380
 381         # a tree referenced by HEAD^{tree} (tree referenced from tree)
 382         TREE2=$(git -C repo ls-tree HEAD^{tree} | grep " tree " | head -1 | cut -b13-52) &&
 383
 384         promise_and_delete "$TREE" &&
 385         promise_and_delete "$TREE2" &&
 386
 387         git -C repo config core.repositoryformatversion 1 &&
 388         git -C repo config extensions.partialclone "arbitrary string" &&
 389         git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
 390         grep $(git -C repo rev-parse foo) out &&
 391         ! grep $TREE out &&
 392         grep $(git -C repo rev-parse HEAD) out &&
 393         ! grep $TREE2 out
 394 '
 395
 396 test_expect_success 'rev-list stops traversal at missing and promised blob' '
 397         rm -rf repo &&
 398         test_create_repo repo &&
 399         echo something >repo/something &&
 400         git -C repo add something &&
 401         git -C repo commit -m foo &&
 402
 403         BLOB=$(git -C repo hash-object -w something) &&
 404         promise_and_delete "$BLOB" &&
 405
 406         git -C repo config core.repositoryformatversion 1 &&
 407         git -C repo config extensions.partialclone "arbitrary string" &&
 408         git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
 409         grep $(git -C repo rev-parse HEAD) out &&
 410         ! grep $BLOB out
 411 '
 412
 413 test_expect_success 'rev-list stops traversal at promisor commit, tree, and blob' '
 414         rm -rf repo &&
 415         test_create_repo repo &&
 416         test_commit -C repo foo &&
 417         test_commit -C repo bar &&
 418         test_commit -C repo baz &&
 419
 420         COMMIT=$(git -C repo rev-parse foo) &&
 421         TREE=$(git -C repo rev-parse bar^{tree}) &&
 422         BLOB=$(git hash-object repo/baz.t) &&
 423         printf "%s\n%s\n%s\n" $COMMIT $TREE $BLOB | pack_as_from_promisor &&
 424
 425         git -C repo config core.repositoryformatversion 1 &&
 426         git -C repo config extensions.partialclone "arbitrary string" &&
 427         git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
 428         ! grep $COMMIT out &&
 429         ! grep $TREE out &&
 430         ! grep $BLOB out &&
 431         grep $(git -C repo rev-parse bar) out  # sanity check that some walking was done
 432 '
 433
 434 test_expect_success 'rev-list dies for missing objects on cmd line' '
 435         rm -rf repo &&
 436         test_create_repo repo &&
 437         test_commit -C repo foo &&
 438         test_commit -C repo bar &&
 439         test_commit -C repo baz &&
 440
 441         COMMIT=$(git -C repo rev-parse foo) &&
 442         TREE=$(git -C repo rev-parse bar^{tree}) &&
 443         BLOB=$(git hash-object repo/baz.t) &&
 444
 445         promise_and_delete $COMMIT &&
 446         promise_and_delete $TREE &&
 447         promise_and_delete $BLOB &&
 448
 449         git -C repo config core.repositoryformatversion 1 &&
 450         git -C repo config extensions.partialclone "arbitrary string" &&
 451
 452         for OBJ in "$COMMIT" "$TREE" "$BLOB"; do
 453                 test_must_fail git -C repo rev-list --objects \
 454                         --exclude-promisor-objects "$OBJ" &&
 455                 test_must_fail git -C repo rev-list --objects-edge-aggressive \
 456                         --exclude-promisor-objects "$OBJ" &&
 457
 458                 # Do not die or crash when --ignore-missing is passed.
 459                 git -C repo rev-list --ignore-missing --objects \
 460                         --exclude-promisor-objects "$OBJ" &&
 461                 git -C repo rev-list --ignore-missing --objects-edge-aggressive \
 462                         --exclude-promisor-objects "$OBJ"
 463         done
 464 '
 465
 466 test_expect_success 'single promisor remote can be re-initialized gracefully' '
 467         # ensure one promisor is in the promisors list
 468         rm -rf repo &&
 469         test_create_repo repo &&
 470         test_create_repo other &&
 471         git -C repo remote add foo "file://$(pwd)/other" &&
 472         git -C repo config remote.foo.promisor true &&
 473         git -C repo config extensions.partialclone foo &&
 474
 475         # reinitialize the promisors list
 476         git -C repo fetch --filter=blob:none foo
 477 '
 478
 479 test_expect_success 'gc repacks promisor objects separately from non-promisor objects' '
 480         rm -rf repo &&
 481         test_create_repo repo &&
 482         test_commit -C repo one &&
 483         test_commit -C repo two &&
 484
 485         TREE_ONE=$(git -C repo rev-parse one^{tree}) &&
 486         printf "$TREE_ONE\n" | pack_as_from_promisor &&
 487         TREE_TWO=$(git -C repo rev-parse two^{tree}) &&
 488         printf "$TREE_TWO\n" | pack_as_from_promisor &&
 489
 490         git -C repo config core.repositoryformatversion 1 &&
 491         git -C repo config extensions.partialclone "arbitrary string" &&
 492         git -C repo gc &&
 493
 494         # Ensure that exactly one promisor packfile exists, and that it
 495         # contains the trees but not the commits
 496         ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
 497         test_line_count = 1 promisorlist &&
 498         PROMISOR_PACKFILE=$(sed "s/.promisor/.pack/" <promisorlist) &&
 499         git verify-pack $PROMISOR_PACKFILE -v >out &&
 500         grep "$TREE_ONE" out &&
 501         grep "$TREE_TWO" out &&
 502         ! grep "$(git -C repo rev-parse one)" out &&
 503         ! grep "$(git -C repo rev-parse two)" out &&
 504
 505         # Remove the promisor packfile and associated files
 506         rm $(sed "s/.promisor//" <promisorlist).* &&
 507
 508         # Ensure that the single other pack contains the commits, but not the
 509         # trees
 510         ls repo/.git/objects/pack/pack-*.pack >packlist &&
 511         test_line_count = 1 packlist &&
 512         git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
 513         grep "$(git -C repo rev-parse one)" out &&
 514         grep "$(git -C repo rev-parse two)" out &&
 515         ! grep "$TREE_ONE" out &&
 516         ! grep "$TREE_TWO" out
 517 '
 518
 519 test_expect_success 'gc does not repack promisor objects if there are none' '
 520         rm -rf repo &&
 521         test_create_repo repo &&
 522         test_commit -C repo one &&
 523
 524         git -C repo config core.repositoryformatversion 1 &&
 525         git -C repo config extensions.partialclone "arbitrary string" &&
 526         git -C repo gc &&
 527
 528         # Ensure that only one pack exists
 529         ls repo/.git/objects/pack/pack-*.pack >packlist &&
 530         test_line_count = 1 packlist
 531 '
 532
 533 repack_and_check () {
 534         rm -rf repo2 &&
 535         cp -r repo repo2 &&
 536         git -C repo2 repack $1 -d &&
 537         git -C repo2 fsck &&
 538
 539         git -C repo2 cat-file -e $2 &&
 540         git -C repo2 cat-file -e $3
 541 }
 542
 543 test_expect_success 'repack -d does not irreversibly delete promisor objects' '
 544         rm -rf repo &&
 545         test_create_repo repo &&
 546         git -C repo config core.repositoryformatversion 1 &&
 547         git -C repo config extensions.partialclone "arbitrary string" &&
 548
 549         git -C repo commit --allow-empty -m one &&
 550         git -C repo commit --allow-empty -m two &&
 551         git -C repo commit --allow-empty -m three &&
 552         git -C repo commit --allow-empty -m four &&
 553         ONE=$(git -C repo rev-parse HEAD^^^) &&
 554         TWO=$(git -C repo rev-parse HEAD^^) &&
 555         THREE=$(git -C repo rev-parse HEAD^) &&
 556
 557         printf "$TWO\n" | pack_as_from_promisor &&
 558         printf "$THREE\n" | pack_as_from_promisor &&
 559         delete_object repo "$ONE" &&
 560
 561         repack_and_check -a "$TWO" "$THREE" &&
 562         repack_and_check -A "$TWO" "$THREE" &&
 563         repack_and_check -l "$TWO" "$THREE"
 564 '
 565
 566 test_expect_success 'gc stops traversal when a missing but promised object is reached' '
 567         rm -rf repo &&
 568         test_create_repo repo &&
 569         test_commit -C repo my_commit &&
 570
 571         TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
 572         HASH=$(promise_and_delete $TREE_HASH) &&
 573
 574         git -C repo config core.repositoryformatversion 1 &&
 575         git -C repo config extensions.partialclone "arbitrary string" &&
 576         git -C repo gc &&
 577
 578         # Ensure that the promisor packfile still exists, and remove it
 579         test -e repo/.git/objects/pack/pack-$HASH.pack &&
 580         rm repo/.git/objects/pack/pack-$HASH.* &&
 581
 582         # Ensure that the single other pack contains the commit, but not the tree
 583         ls repo/.git/objects/pack/pack-*.pack >packlist &&
 584         test_line_count = 1 packlist &&
 585         git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
 586         grep "$(git -C repo rev-parse HEAD)" out &&
 587         ! grep "$TREE_HASH" out
 588 '
 589
 590 test_expect_success 'do not fetch when checking existence of tree we construct ourselves' '
 591         rm -rf repo &&
 592         test_create_repo repo &&
 593         test_commit -C repo base &&
 594         test_commit -C repo side1 &&
 595         git -C repo checkout base &&
 596         test_commit -C repo side2 &&
 597
 598         git -C repo config core.repositoryformatversion 1 &&
 599         git -C repo config extensions.partialclone "arbitrary string" &&
 600
 601         git -C repo cherry-pick side1
 602 '
 603
 604 . "$TEST_DIRECTORY"/lib-httpd.sh
 605 start_httpd
 606
 607 test_expect_success 'fetching of missing objects from an HTTP server' '
 608         rm -rf repo &&
 609         SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" &&
 610         test_create_repo "$SERVER" &&
 611         test_commit -C "$SERVER" foo &&
 612         git -C "$SERVER" repack -a -d --write-bitmap-index &&
 613
 614         git clone $HTTPD_URL/smart/server repo &&
 615         HASH=$(git -C repo rev-parse foo) &&
 616         rm -rf repo/.git/objects/* &&
 617
 618         git -C repo config core.repositoryformatversion 1 &&
 619         git -C repo config extensions.partialclone "origin" &&
 620         git -C repo cat-file -p "$HASH" &&
 621
 622         # Ensure that the .promisor file is written, and check that its
 623         # associated packfile contains the object
 624         ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
 625         test_line_count = 1 promisorlist &&
 626         IDX=$(sed "s/promisor$/idx/" promisorlist) &&
 627         git verify-pack --verbose "$IDX" >out &&
 628         grep "$HASH" out
 629 '
 630
 631 # DO NOT add non-httpd-specific tests here, because the last part of this
 632 # test script is only executed when httpd is available and enabled.
 633
 634 test_done