t/t5702-protocol-v2.sh

   1 #!/bin/sh
   2
   3 test_description='test git wire-protocol version 2'
   4
   5 TEST_NO_CREATE_REPO=1
   6
   7 . ./test-lib.sh
   8
   9 # Test protocol v2 with 'git://' transport
  10 #
  11 . "$TEST_DIRECTORY"/lib-git-daemon.sh
  12 start_git_daemon --export-all --enable=receive-pack
  13 daemon_parent=$GIT_DAEMON_DOCUMENT_ROOT_PATH/parent
  14
  15 test_expect_success 'create repo to be served by git-daemon' '
  16         git init "$daemon_parent" &&
  17         test_commit -C "$daemon_parent" one
  18 '
  19
  20 test_expect_success 'list refs with git:// using protocol v2' '
  21         test_when_finished "rm -f log" &&
  22
  23         GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
  24                 ls-remote --symref "$GIT_DAEMON_URL/parent" >actual &&
  25
  26         # Client requested to use protocol v2
  27         grep "git> .*\\\0\\\0version=2\\\0$" log &&
  28         # Server responded using protocol v2
  29         grep "git< version 2" log &&
  30
  31         git ls-remote --symref "$GIT_DAEMON_URL/parent" >expect &&
  32         test_cmp expect actual
  33 '
  34
  35 test_expect_success 'ref advertisment is filtered with ls-remote using protocol v2' '
  36         test_when_finished "rm -f log" &&
  37
  38         GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
  39                 ls-remote "$GIT_DAEMON_URL/parent" master >actual &&
  40
  41         cat >expect <<-EOF &&
  42         $(git -C "$daemon_parent" rev-parse refs/heads/master)$(printf "\t")refs/heads/master
  43         EOF
  44
  45         test_cmp expect actual
  46 '
  47
  48 test_expect_success 'clone with git:// using protocol v2' '
  49         test_when_finished "rm -f log" &&
  50
  51         GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
  52                 clone "$GIT_DAEMON_URL/parent" daemon_child &&
  53
  54         git -C daemon_child log -1 --format=%s >actual &&
  55         git -C "$daemon_parent" log -1 --format=%s >expect &&
  56         test_cmp expect actual &&
  57
  58         # Client requested to use protocol v2
  59         grep "clone> .*\\\0\\\0version=2\\\0$" log &&
  60         # Server responded using protocol v2
  61         grep "clone< version 2" log
  62 '
  63
  64 test_expect_success 'fetch with git:// using protocol v2' '
  65         test_when_finished "rm -f log" &&
  66
  67         test_commit -C "$daemon_parent" two &&
  68
  69         GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \
  70                 fetch &&
  71
  72         git -C daemon_child log -1 --format=%s origin/master >actual &&
  73         git -C "$daemon_parent" log -1 --format=%s >expect &&
  74         test_cmp expect actual &&
  75
  76         # Client requested to use protocol v2
  77         grep "fetch> .*\\\0\\\0version=2\\\0$" log &&
  78         # Server responded using protocol v2
  79         grep "fetch< version 2" log
  80 '
  81
  82 test_expect_success 'fetch by hash without tag following with protocol v2 does not list refs' '
  83         test_when_finished "rm -f log" &&
  84
  85         test_commit -C "$daemon_parent" two_a &&
  86         git -C "$daemon_parent" rev-parse two_a >two_a_hash &&
  87
  88         GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \
  89                 fetch --no-tags origin $(cat two_a_hash) &&
  90
  91         grep "fetch< version 2" log &&
  92         ! grep "fetch> command=ls-refs" log
  93 '
  94
  95 test_expect_success 'pull with git:// using protocol v2' '
  96         test_when_finished "rm -f log" &&
  97
  98         GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \
  99                 pull &&
 100
 101         git -C daemon_child log -1 --format=%s >actual &&
 102         git -C "$daemon_parent" log -1 --format=%s >expect &&
 103         test_cmp expect actual &&
 104
 105         # Client requested to use protocol v2
 106         grep "fetch> .*\\\0\\\0version=2\\\0$" log &&
 107         # Server responded using protocol v2
 108         grep "fetch< version 2" log
 109 '
 110
 111 test_expect_success 'push with git:// and a config of v2 does not request v2' '
 112         test_when_finished "rm -f log" &&
 113
 114         # Till v2 for push is designed, make sure that if a client has
 115         # protocol.version configured to use v2, that the client instead falls
 116         # back and uses v0.
 117
 118         test_commit -C daemon_child three &&
 119
 120         # Push to another branch, as the target repository has the
 121         # master branch checked out and we cannot push into it.
 122         GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \
 123                 push origin HEAD:client_branch &&
 124
 125         git -C daemon_child log -1 --format=%s >actual &&
 126         git -C "$daemon_parent" log -1 --format=%s client_branch >expect &&
 127         test_cmp expect actual &&
 128
 129         # Client requested to use protocol v2
 130         ! grep "push> .*\\\0\\\0version=2\\\0$" log &&
 131         # Server responded using protocol v2
 132         ! grep "push< version 2" log
 133 '
 134
 135 stop_git_daemon
 136
 137 # Test protocol v2 with 'file://' transport
 138 #
 139 test_expect_success 'create repo to be served by file:// transport' '
 140         git init file_parent &&
 141         test_commit -C file_parent one
 142 '
 143
 144 test_expect_success 'list refs with file:// using protocol v2' '
 145         test_when_finished "rm -f log" &&
 146
 147         GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
 148                 ls-remote --symref "file://$(pwd)/file_parent" >actual &&
 149
 150         # Server responded using protocol v2
 151         grep "git< version 2" log &&
 152
 153         git ls-remote --symref "file://$(pwd)/file_parent" >expect &&
 154         test_cmp expect actual
 155 '
 156
 157 test_expect_success 'ref advertisment is filtered with ls-remote using protocol v2' '
 158         test_when_finished "rm -f log" &&
 159
 160         GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
 161                 ls-remote "file://$(pwd)/file_parent" master >actual &&
 162
 163         cat >expect <<-EOF &&
 164         $(git -C file_parent rev-parse refs/heads/master)$(printf "\t")refs/heads/master
 165         EOF
 166
 167         test_cmp expect actual
 168 '
 169
 170 test_expect_success 'server-options are sent when using ls-remote' '
 171         test_when_finished "rm -f log" &&
 172
 173         GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
 174                 ls-remote -o hello -o world "file://$(pwd)/file_parent" master >actual &&
 175
 176         cat >expect <<-EOF &&
 177         $(git -C file_parent rev-parse refs/heads/master)$(printf "\t")refs/heads/master
 178         EOF
 179
 180         test_cmp expect actual &&
 181         grep "server-option=hello" log &&
 182         grep "server-option=world" log
 183 '
 184
 185 test_expect_success 'warn if using server-option with ls-remote with legacy protocol' '
 186         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 git -c protocol.version=0 \
 187                 ls-remote -o hello -o world "file://$(pwd)/file_parent" master 2>err &&
 188
 189         test_i18ngrep "see protocol.version in" err &&
 190         test_i18ngrep "server options require protocol version 2 or later" err
 191 '
 192
 193 test_expect_success 'clone with file:// using protocol v2' '
 194         test_when_finished "rm -f log" &&
 195
 196         GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
 197                 clone "file://$(pwd)/file_parent" file_child &&
 198
 199         git -C file_child log -1 --format=%s >actual &&
 200         git -C file_parent log -1 --format=%s >expect &&
 201         test_cmp expect actual &&
 202
 203         # Server responded using protocol v2
 204         grep "clone< version 2" log &&
 205
 206         # Client sent ref-prefixes to filter the ref-advertisement
 207         grep "ref-prefix HEAD" log &&
 208         grep "ref-prefix refs/heads/" log &&
 209         grep "ref-prefix refs/tags/" log
 210 '
 211
 212 test_expect_success 'fetch with file:// using protocol v2' '
 213         test_when_finished "rm -f log" &&
 214
 215         test_commit -C file_parent two &&
 216
 217         GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 218                 fetch origin &&
 219
 220         git -C file_child log -1 --format=%s origin/master >actual &&
 221         git -C file_parent log -1 --format=%s >expect &&
 222         test_cmp expect actual &&
 223
 224         # Server responded using protocol v2
 225         grep "fetch< version 2" log
 226 '
 227
 228 test_expect_success 'ref advertisment is filtered during fetch using protocol v2' '
 229         test_when_finished "rm -f log" &&
 230
 231         test_commit -C file_parent three &&
 232         git -C file_parent branch unwanted-branch three &&
 233
 234         GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 235                 fetch origin master &&
 236
 237         git -C file_child log -1 --format=%s origin/master >actual &&
 238         git -C file_parent log -1 --format=%s >expect &&
 239         test_cmp expect actual &&
 240
 241         grep "refs/heads/master" log &&
 242         ! grep "refs/heads/unwanted-branch" log
 243 '
 244
 245 test_expect_success 'server-options are sent when fetching' '
 246         test_when_finished "rm -f log" &&
 247
 248         test_commit -C file_parent four &&
 249
 250         GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 251                 fetch -o hello -o world origin master &&
 252
 253         git -C file_child log -1 --format=%s origin/master >actual &&
 254         git -C file_parent log -1 --format=%s >expect &&
 255         test_cmp expect actual &&
 256
 257         grep "server-option=hello" log &&
 258         grep "server-option=world" log
 259 '
 260
 261 test_expect_success 'warn if using server-option with fetch with legacy protocol' '
 262         test_when_finished "rm -rf temp_child" &&
 263
 264         git init temp_child &&
 265
 266         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 git -C temp_child -c protocol.version=0 \
 267                 fetch -o hello -o world "file://$(pwd)/file_parent" master 2>err &&
 268
 269         test_i18ngrep "see protocol.version in" err &&
 270         test_i18ngrep "server options require protocol version 2 or later" err
 271 '
 272
 273 test_expect_success 'upload-pack respects config using protocol v2' '
 274         git init server &&
 275         write_script server/.git/hook <<-\EOF &&
 276                 touch hookout
 277                 "$@"
 278         EOF
 279         test_commit -C server one &&
 280
 281         test_config_global uploadpack.packobjectshook ./hook &&
 282         test_path_is_missing server/.git/hookout &&
 283         git -c protocol.version=2 clone "file://$(pwd)/server" client &&
 284         test_path_is_file server/.git/hookout
 285 '
 286
 287 test_expect_success 'setup filter tests' '
 288         rm -rf server client &&
 289         git init server &&
 290
 291         # 1 commit to create a file, and 1 commit to modify it
 292         test_commit -C server message1 a.txt &&
 293         test_commit -C server message2 a.txt &&
 294         git -C server config protocol.version 2 &&
 295         git -C server config uploadpack.allowfilter 1 &&
 296         git -C server config uploadpack.allowanysha1inwant 1 &&
 297         git -C server config protocol.version 2
 298 '
 299
 300 test_expect_success 'partial clone' '
 301         GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 302                 clone --filter=blob:none "file://$(pwd)/server" client &&
 303         grep "version 2" trace &&
 304
 305         # Ensure that the old version of the file is missing
 306         git -C client rev-list --quiet --objects --missing=print master \
 307                 >observed.oids &&
 308         grep "$(git -C server rev-parse message1:a.txt)" observed.oids &&
 309
 310         # Ensure that client passes fsck
 311         git -C client fsck
 312 '
 313
 314 test_expect_success 'dynamically fetch missing object' '
 315         rm "$(pwd)/trace" &&
 316         GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 317                 cat-file -p $(git -C server rev-parse message1:a.txt) &&
 318         grep "version 2" trace
 319 '
 320
 321 test_expect_success 'when dynamically fetching missing object, do not list refs' '
 322         ! grep "git> command=ls-refs" trace
 323 '
 324
 325 test_expect_success 'partial fetch' '
 326         rm -rf client "$(pwd)/trace" &&
 327         git init client &&
 328         SERVER="file://$(pwd)/server" &&
 329         test_config -C client extensions.partialClone "$SERVER" &&
 330
 331         GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 332                 fetch --filter=blob:none "$SERVER" master:refs/heads/other &&
 333         grep "version 2" trace &&
 334
 335         # Ensure that the old version of the file is missing
 336         git -C client rev-list --quiet --objects --missing=print other \
 337                 >observed.oids &&
 338         grep "$(git -C server rev-parse message1:a.txt)" observed.oids &&
 339
 340         # Ensure that client passes fsck
 341         git -C client fsck
 342 '
 343
 344 test_expect_success 'do not advertise filter if not configured to do so' '
 345         SERVER="file://$(pwd)/server" &&
 346
 347         rm "$(pwd)/trace" &&
 348         git -C server config uploadpack.allowfilter 1 &&
 349         GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 350                 ls-remote "$SERVER" &&
 351         grep "fetch=.*filter" trace &&
 352
 353         rm "$(pwd)/trace" &&
 354         git -C server config uploadpack.allowfilter 0 &&
 355         GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 356                 ls-remote "$SERVER" &&
 357         grep "fetch=" trace >fetch_capabilities &&
 358         ! grep filter fetch_capabilities
 359 '
 360
 361 test_expect_success 'partial clone warns if filter is not advertised' '
 362         rm -rf client &&
 363         git -C server config uploadpack.allowfilter 0 &&
 364         git -c protocol.version=2 \
 365                 clone --filter=blob:none "file://$(pwd)/server" client 2>err &&
 366         test_i18ngrep "filtering not recognized by server, ignoring" err
 367 '
 368
 369 test_expect_success 'even with handcrafted request, filter does not work if not advertised' '
 370         git -C server config uploadpack.allowfilter 0 &&
 371
 372         # Custom request that tries to filter even though it is not advertised.
 373         test-tool pkt-line pack >in <<-EOF &&
 374         command=fetch
 375         0001
 376         want $(git -C server rev-parse master)
 377         filter blob:none
 378         0000
 379         EOF
 380
 381         test_must_fail git -C server serve --stateless-rpc <in >/dev/null 2>err &&
 382         grep "unexpected line: .filter blob:none." err &&
 383
 384         # Exercise to ensure that if advertised, filter works
 385         git -C server config uploadpack.allowfilter 1 &&
 386         git -C server serve --stateless-rpc <in >/dev/null
 387 '
 388
 389 test_expect_success 'default refspec is used to filter ref when fetchcing' '
 390         test_when_finished "rm -f log" &&
 391
 392         GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 393                 fetch origin &&
 394
 395         git -C file_child log -1 --format=%s three >actual &&
 396         git -C file_parent log -1 --format=%s three >expect &&
 397         test_cmp expect actual &&
 398
 399         grep "ref-prefix refs/heads/" log &&
 400         grep "ref-prefix refs/tags/" log
 401 '
 402
 403 test_expect_success 'fetch supports various ways of have lines' '
 404         rm -rf server client trace &&
 405         git init server &&
 406         test_commit -C server dwim &&
 407         TREE=$(git -C server rev-parse HEAD^{tree}) &&
 408         git -C server tag exact \
 409                 $(git -C server commit-tree -m a "$TREE") &&
 410         git -C server tag dwim-unwanted \
 411                 $(git -C server commit-tree -m b "$TREE") &&
 412         git -C server tag exact-unwanted \
 413                 $(git -C server commit-tree -m c "$TREE") &&
 414         git -C server tag prefix1 \
 415                 $(git -C server commit-tree -m d "$TREE") &&
 416         git -C server tag prefix2 \
 417                 $(git -C server commit-tree -m e "$TREE") &&
 418         git -C server tag fetch-by-sha1 \
 419                 $(git -C server commit-tree -m f "$TREE") &&
 420         git -C server tag completely-unrelated \
 421                 $(git -C server commit-tree -m g "$TREE") &&
 422
 423         git init client &&
 424         GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 425                 fetch "file://$(pwd)/server" \
 426                 dwim \
 427                 refs/tags/exact \
 428                 refs/tags/prefix*:refs/tags/prefix* \
 429                 "$(git -C server rev-parse fetch-by-sha1)" &&
 430
 431         # Ensure that the appropriate prefixes are sent (using a sample)
 432         grep "fetch> ref-prefix dwim" trace &&
 433         grep "fetch> ref-prefix refs/heads/dwim" trace &&
 434         grep "fetch> ref-prefix refs/tags/prefix" trace &&
 435
 436         # Ensure that the correct objects are returned
 437         git -C client cat-file -e $(git -C server rev-parse dwim) &&
 438         git -C client cat-file -e $(git -C server rev-parse exact) &&
 439         git -C client cat-file -e $(git -C server rev-parse prefix1) &&
 440         git -C client cat-file -e $(git -C server rev-parse prefix2) &&
 441         git -C client cat-file -e $(git -C server rev-parse fetch-by-sha1) &&
 442         test_must_fail git -C client cat-file -e \
 443                 $(git -C server rev-parse dwim-unwanted) &&
 444         test_must_fail git -C client cat-file -e \
 445                 $(git -C server rev-parse exact-unwanted) &&
 446         test_must_fail git -C client cat-file -e \
 447                 $(git -C server rev-parse completely-unrelated)
 448 '
 449
 450 test_expect_success 'fetch supports include-tag and tag following' '
 451         rm -rf server client trace &&
 452         git init server &&
 453
 454         test_commit -C server to_fetch &&
 455         git -C server tag -a annotated_tag -m message &&
 456
 457         git init client &&
 458         GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 459                 fetch "$(pwd)/server" to_fetch:to_fetch &&
 460
 461         grep "fetch> ref-prefix to_fetch" trace &&
 462         grep "fetch> ref-prefix refs/tags/" trace &&
 463         grep "fetch> include-tag" trace &&
 464
 465         git -C client cat-file -e $(git -C client rev-parse annotated_tag)
 466 '
 467
 468 test_expect_success 'upload-pack respects client shallows' '
 469         rm -rf server client trace &&
 470
 471         git init server &&
 472         test_commit -C server base &&
 473         test_commit -C server client_has &&
 474
 475         git clone --depth=1 "file://$(pwd)/server" client &&
 476
 477         # Add extra commits to the client so that the whole fetch takes more
 478         # than 1 request (due to negotiation)
 479         for i in $(test_seq 1 32)
 480         do
 481                 test_commit -C client c$i
 482         done &&
 483
 484         git -C server checkout -b newbranch base &&
 485         test_commit -C server client_wants &&
 486
 487         GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 488                 fetch origin newbranch &&
 489         # Ensure that protocol v2 is used
 490         grep "fetch< version 2" trace
 491 '
 492
 493 test_expect_success 'ensure that multiple fetches in same process from a shallow repo works' '
 494         rm -rf server client trace &&
 495
 496         test_create_repo server &&
 497         test_commit -C server one &&
 498         test_commit -C server two &&
 499         test_commit -C server three &&
 500         git clone --shallow-exclude two "file://$(pwd)/server" client &&
 501
 502         git -C server tag -a -m "an annotated tag" twotag two &&
 503
 504         # Triggers tag following (thus, 2 fetches in one process)
 505         GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 506                 fetch --shallow-exclude one origin &&
 507         # Ensure that protocol v2 is used
 508         grep "fetch< version 2" trace
 509 '
 510
 511 test_expect_success 'deepen-relative' '
 512         rm -rf server client trace &&
 513
 514         test_create_repo server &&
 515         test_commit -C server one &&
 516         test_commit -C server two &&
 517         test_commit -C server three &&
 518         git clone --depth 1 "file://$(pwd)/server" client &&
 519         test_commit -C server four &&
 520
 521         # Sanity check that only "three" is downloaded
 522         git -C client log --pretty=tformat:%s master >actual &&
 523         echo three >expected &&
 524         test_cmp expected actual &&
 525
 526         GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 527                 fetch --deepen=1 origin &&
 528         # Ensure that protocol v2 is used
 529         grep "fetch< version 2" trace &&
 530
 531         git -C client log --pretty=tformat:%s origin/master >actual &&
 532         cat >expected <<-\EOF &&
 533         four
 534         three
 535         two
 536         EOF
 537         test_cmp expected actual
 538 '
 539
 540 # Test protocol v2 with 'http://' transport
 541 #
 542 . "$TEST_DIRECTORY"/lib-httpd.sh
 543 start_httpd
 544
 545 test_expect_success 'create repo to be served by http:// transport' '
 546         git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 547         git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" config http.receivepack true &&
 548         test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one
 549 '
 550
 551 test_expect_success 'clone with http:// using protocol v2' '
 552         test_when_finished "rm -f log" &&
 553
 554         GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git -c protocol.version=2 \
 555                 clone "$HTTPD_URL/smart/http_parent" http_child &&
 556
 557         git -C http_child log -1 --format=%s >actual &&
 558         git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
 559         test_cmp expect actual &&
 560
 561         # Client requested to use protocol v2
 562         grep "Git-Protocol: version=2" log &&
 563         # Server responded using protocol v2
 564         grep "git< version 2" log
 565 '
 566
 567 test_expect_success 'fetch with http:// using protocol v2' '
 568         test_when_finished "rm -f log" &&
 569
 570         test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 571
 572         GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 573                 fetch &&
 574
 575         git -C http_child log -1 --format=%s origin/master >actual &&
 576         git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
 577         test_cmp expect actual &&
 578
 579         # Server responded using protocol v2
 580         grep "git< version 2" log
 581 '
 582
 583 test_expect_success 'fetch from namespaced repo respects namespaces' '
 584         test_when_finished "rm -f log" &&
 585
 586         git init "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" &&
 587         test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" one &&
 588         test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" two &&
 589         git -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" \
 590                 update-ref refs/namespaces/ns/refs/heads/master one &&
 591
 592         GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 593                 fetch "$HTTPD_URL/smart_namespace/nsrepo" \
 594                 refs/heads/master:refs/heads/theirs &&
 595
 596         # Server responded using protocol v2
 597         grep "fetch< version 2" log &&
 598
 599         git -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" rev-parse one >expect &&
 600         git -C http_child rev-parse theirs >actual &&
 601         test_cmp expect actual
 602 '
 603
 604 test_expect_success 'push with http:// and a config of v2 does not request v2' '
 605         test_when_finished "rm -f log" &&
 606         # Till v2 for push is designed, make sure that if a client has
 607         # protocol.version configured to use v2, that the client instead falls
 608         # back and uses v0.
 609
 610         test_commit -C http_child three &&
 611
 612         # Push to another branch, as the target repository has the
 613         # master branch checked out and we cannot push into it.
 614         GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 615                 push origin HEAD:client_branch &&
 616
 617         git -C http_child log -1 --format=%s >actual &&
 618         git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s client_branch >expect &&
 619         test_cmp expect actual &&
 620
 621         # Client didnt request to use protocol v2
 622         ! grep "Git-Protocol: version=2" log &&
 623         # Server didnt respond using protocol v2
 624         ! grep "git< version 2" log
 625 '
 626
 627 test_expect_success 'when server sends "ready", expect DELIM' '
 628         rm -rf "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" http_child &&
 629
 630         git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 631         test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one &&
 632
 633         git clone "$HTTPD_URL/smart/http_parent" http_child &&
 634
 635         test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 636
 637         # After "ready" in the acknowledgments section, pretend that a FLUSH
 638         # (0000) was sent instead of a DELIM (0001).
 639         printf "/ready/,$ s/0001/0000/" \
 640                 >"$HTTPD_ROOT_PATH/one-time-sed" &&
 641
 642         test_must_fail git -C http_child -c protocol.version=2 \
 643                 fetch "$HTTPD_URL/one_time_sed/http_parent" 2> err &&
 644         test_i18ngrep "expected packfile to be sent after .ready." err
 645 '
 646
 647 test_expect_success 'when server does not send "ready", expect FLUSH' '
 648         rm -rf "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" http_child log &&
 649
 650         git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 651         test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one &&
 652
 653         git clone "$HTTPD_URL/smart/http_parent" http_child &&
 654
 655         test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 656
 657         # Create many commits to extend the negotiation phase across multiple
 658         # requests, so that the server does not send "ready" in the first
 659         # request.
 660         for i in $(test_seq 1 32)
 661         do
 662                 test_commit -C http_child c$i
 663         done &&
 664
 665         # After the acknowledgments section, pretend that a DELIM
 666         # (0001) was sent instead of a FLUSH (0000).
 667         printf "/acknowledgments/,$ s/0000/0001/" \
 668                 >"$HTTPD_ROOT_PATH/one-time-sed" &&
 669
 670         test_must_fail env GIT_TRACE_PACKET="$(pwd)/log" git -C http_child \
 671                 -c protocol.version=2 \
 672                 fetch "$HTTPD_URL/one_time_sed/http_parent" 2> err &&
 673         grep "fetch< .*acknowledgments" log &&
 674         ! grep "fetch< .*ready" log &&
 675         test_i18ngrep "expected no other sections to be sent after no .ready." err
 676 '
 677
 678 stop_httpd
 679
 680 test_done