Andrew's git / gitweb.git / t/t5702-protocol-v2.sh
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t / t5702-protocol-v2.shon commit coccicheck: make batch size of 0 mean "unlimited" (bcb4edf)
   1#!/bin/sh
   2
   3test_description='test git wire-protocol version 2'
   4
   5TEST_NO_CREATE_REPO=1
   6
   7. ./test-lib.sh
   8
   9# Test protocol v2 with 'git://' transport
  10#
  11. "$TEST_DIRECTORY"/lib-git-daemon.sh
  12start_git_daemon --export-all --enable=receive-pack
  13daemon_parent=$GIT_DAEMON_DOCUMENT_ROOT_PATH/parent
  14
  15test_expect_success 'create repo to be served by git-daemon' '
  16        git init "$daemon_parent" &&
  17        test_commit -C "$daemon_parent" one
  18'
  19
  20test_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
  35test_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)$(printf "\t")refs/heads/master
  43        EOF
  44
  45        test_cmp expect actual
  46'
  47
  48test_expect_success 'clone with git:// using protocol v2' '
  49        test_when_finished "rm -f log" &&
  50
  51        GIT_TRACE_PACKET="$(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$" log &&
  60        # Server responded using protocol v2
  61        grep "clone< version 2" log
  62'
  63
  64test_expect_success 'fetch with git:// using protocol v2' '
  65        test_when_finished "rm -f log" &&
  66
  67        test_commit -C "$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$" log &&
  78        # Server responded using protocol v2
  79        grep "fetch< version 2" log
  80'
  81
  82test_expect_success 'fetch by hash without tag following with protocol v2 does not list refs' '
  83        test_when_finished "rm -f log" &&
  84
  85        test_commit -C "$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 $(cat two_a_hash) &&
  90
  91        grep "fetch< version 2" log &&
  92        ! grep "fetch> command=ls-refs" log
  93'
  94
  95test_expect_success 'pull with git:// using protocol v2' '
  96        test_when_finished "rm -f log" &&
  97
  98        GIT_TRACE_PACKET="$(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
 111test_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$" log &&
 131        # Server responded using protocol v2
 132        ! grep "push< version 2" log
 133'
 134
 135stop_git_daemon
 136
 137# Test protocol v2 with 'file://' transport
 138#
 139test_expect_success 'create repo to be served by file:// transport' '
 140        git init file_parent &&
 141        test_commit -C file_parent one
 142'
 143
 144test_expect_success 'list refs with file:// using protocol v2' '
 145        test_when_finished "rm -f log" &&
 146
 147        GIT_TRACE_PACKET="$(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
 157test_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
 170test_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
 186test_expect_success 'clone with file:// using protocol v2' '
 187        test_when_finished "rm -f log" &&
 188
 189        GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
 190                clone "file://$(pwd)/file_parent" file_child &&
 191
 192        git -C file_child log -1 --format=%s >actual &&
 193        git -C file_parent log -1 --format=%s >expect &&
 194        test_cmp expect actual &&
 195
 196        # Server responded using protocol v2
 197        grep "clone< version 2" log &&
 198
 199        # Client sent ref-prefixes to filter the ref-advertisement
 200        grep "ref-prefix HEAD" log &&
 201        grep "ref-prefix refs/heads/" log &&
 202        grep "ref-prefix refs/tags/" log
 203'
 204
 205test_expect_success 'fetch with file:// using protocol v2' '
 206        test_when_finished "rm -f log" &&
 207
 208        test_commit -C file_parent two &&
 209
 210        GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 211                fetch origin &&
 212
 213        git -C file_child log -1 --format=%s origin/master >actual &&
 214        git -C file_parent log -1 --format=%s >expect &&
 215        test_cmp expect actual &&
 216
 217        # Server responded using protocol v2
 218        grep "fetch< version 2" log
 219'
 220
 221test_expect_success 'ref advertisment is filtered during fetch using protocol v2' '
 222        test_when_finished "rm -f log" &&
 223
 224        test_commit -C file_parent three &&
 225        git -C file_parent branch unwanted-branch three &&
 226
 227        GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 228                fetch origin master &&
 229
 230        git -C file_child log -1 --format=%s origin/master >actual &&
 231        git -C file_parent log -1 --format=%s >expect &&
 232        test_cmp expect actual &&
 233
 234        grep "refs/heads/master" log &&
 235        ! grep "refs/heads/unwanted-branch" log
 236'
 237
 238test_expect_success 'server-options are sent when fetching' '
 239        test_when_finished "rm -f log" &&
 240
 241        test_commit -C file_parent four &&
 242
 243        GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 244                fetch -o hello -o world origin master &&
 245
 246        git -C file_child log -1 --format=%s origin/master >actual &&
 247        git -C file_parent log -1 --format=%s >expect &&
 248        test_cmp expect actual &&
 249
 250        grep "server-option=hello" log &&
 251        grep "server-option=world" log
 252'
 253
 254test_expect_success 'upload-pack respects config using protocol v2' '
 255        git init server &&
 256        write_script server/.git/hook <<-\EOF &&
 257                touch hookout
 258                "$@"
 259        EOF
 260        test_commit -C server one &&
 261
 262        test_config_global uploadpack.packobjectshook ./hook &&
 263        test_path_is_missing server/.git/hookout &&
 264        git -c protocol.version=2 clone "file://$(pwd)/server" client &&
 265        test_path_is_file server/.git/hookout
 266'
 267
 268test_expect_success 'setup filter tests' '
 269        rm -rf server client &&
 270        git init server &&
 271
 272        # 1 commit to create a file, and 1 commit to modify it
 273        test_commit -C server message1 a.txt &&
 274        test_commit -C server message2 a.txt &&
 275        git -C server config protocol.version 2 &&
 276        git -C server config uploadpack.allowfilter 1 &&
 277        git -C server config uploadpack.allowanysha1inwant 1 &&
 278        git -C server config protocol.version 2
 279'
 280
 281test_expect_success 'partial clone' '
 282        GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 283                clone --filter=blob:none "file://$(pwd)/server" client &&
 284        grep "version 2" trace &&
 285
 286        # Ensure that the old version of the file is missing
 287        git -C client rev-list --quiet --objects --missing=print master \
 288                >observed.oids &&
 289        grep "$(git -C server rev-parse message1:a.txt)" observed.oids &&
 290
 291        # Ensure that client passes fsck
 292        git -C client fsck
 293'
 294
 295test_expect_success 'dynamically fetch missing object' '
 296        rm "$(pwd)/trace" &&
 297        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 298                cat-file -p $(git -C server rev-parse message1:a.txt) &&
 299        grep "version 2" trace
 300'
 301
 302test_expect_success 'when dynamically fetching missing object, do not list refs' '
 303        ! grep "git> command=ls-refs" trace
 304'
 305
 306test_expect_success 'partial fetch' '
 307        rm -rf client "$(pwd)/trace" &&
 308        git init client &&
 309        SERVER="file://$(pwd)/server" &&
 310        test_config -C client extensions.partialClone "$SERVER" &&
 311
 312        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 313                fetch --filter=blob:none "$SERVER" master:refs/heads/other &&
 314        grep "version 2" trace &&
 315
 316        # Ensure that the old version of the file is missing
 317        git -C client rev-list --quiet --objects --missing=print other \
 318                >observed.oids &&
 319        grep "$(git -C server rev-parse message1:a.txt)" observed.oids &&
 320
 321        # Ensure that client passes fsck
 322        git -C client fsck
 323'
 324
 325test_expect_success 'do not advertise filter if not configured to do so' '
 326        SERVER="file://$(pwd)/server" &&
 327
 328        rm "$(pwd)/trace" &&
 329        git -C server config uploadpack.allowfilter 1 &&
 330        GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 331                ls-remote "$SERVER" &&
 332        grep "fetch=.*filter" trace &&
 333
 334        rm "$(pwd)/trace" &&
 335        git -C server config uploadpack.allowfilter 0 &&
 336        GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 337                ls-remote "$SERVER" &&
 338        grep "fetch=" trace >fetch_capabilities &&
 339        ! grep filter fetch_capabilities
 340'
 341
 342test_expect_success 'partial clone warns if filter is not advertised' '
 343        rm -rf client &&
 344        git -C server config uploadpack.allowfilter 0 &&
 345        git -c protocol.version=2 \
 346                clone --filter=blob:none "file://$(pwd)/server" client 2>err &&
 347        test_i18ngrep "filtering not recognized by server, ignoring" err
 348'
 349
 350test_expect_success 'even with handcrafted request, filter does not work if not advertised' '
 351        git -C server config uploadpack.allowfilter 0 &&
 352
 353        # Custom request that tries to filter even though it is not advertised.
 354        test-tool pkt-line pack >in <<-EOF &&
 355        command=fetch
 356        0001
 357        want $(git -C server rev-parse master)
 358        filter blob:none
 359        0000
 360        EOF
 361
 362        test_must_fail git -C server serve --stateless-rpc <in >/dev/null 2>err &&
 363        grep "unexpected line: .filter blob:none." err &&
 364
 365        # Exercise to ensure that if advertised, filter works
 366        git -C server config uploadpack.allowfilter 1 &&
 367        git -C server serve --stateless-rpc <in >/dev/null
 368'
 369
 370test_expect_success 'default refspec is used to filter ref when fetchcing' '
 371        test_when_finished "rm -f log" &&
 372
 373        GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 374                fetch origin &&
 375
 376        git -C file_child log -1 --format=%s three >actual &&
 377        git -C file_parent log -1 --format=%s three >expect &&
 378        test_cmp expect actual &&
 379
 380        grep "ref-prefix refs/heads/" log &&
 381        grep "ref-prefix refs/tags/" log
 382'
 383
 384test_expect_success 'fetch supports various ways of have lines' '
 385        rm -rf server client trace &&
 386        git init server &&
 387        test_commit -C server dwim &&
 388        TREE=$(git -C server rev-parse HEAD^{tree}) &&
 389        git -C server tag exact \
 390                $(git -C server commit-tree -m a "$TREE") &&
 391        git -C server tag dwim-unwanted \
 392                $(git -C server commit-tree -m b "$TREE") &&
 393        git -C server tag exact-unwanted \
 394                $(git -C server commit-tree -m c "$TREE") &&
 395        git -C server tag prefix1 \
 396                $(git -C server commit-tree -m d "$TREE") &&
 397        git -C server tag prefix2 \
 398                $(git -C server commit-tree -m e "$TREE") &&
 399        git -C server tag fetch-by-sha1 \
 400                $(git -C server commit-tree -m f "$TREE") &&
 401        git -C server tag completely-unrelated \
 402                $(git -C server commit-tree -m g "$TREE") &&
 403
 404        git init client &&
 405        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 406                fetch "file://$(pwd)/server" \
 407                dwim \
 408                refs/tags/exact \
 409                refs/tags/prefix*:refs/tags/prefix* \
 410                "$(git -C server rev-parse fetch-by-sha1)" &&
 411
 412        # Ensure that the appropriate prefixes are sent (using a sample)
 413        grep "fetch> ref-prefix dwim" trace &&
 414        grep "fetch> ref-prefix refs/heads/dwim" trace &&
 415        grep "fetch> ref-prefix refs/tags/prefix" trace &&
 416
 417        # Ensure that the correct objects are returned
 418        git -C client cat-file -e $(git -C server rev-parse dwim) &&
 419        git -C client cat-file -e $(git -C server rev-parse exact) &&
 420        git -C client cat-file -e $(git -C server rev-parse prefix1) &&
 421        git -C client cat-file -e $(git -C server rev-parse prefix2) &&
 422        git -C client cat-file -e $(git -C server rev-parse fetch-by-sha1) &&
 423        test_must_fail git -C client cat-file -e \
 424                $(git -C server rev-parse dwim-unwanted) &&
 425        test_must_fail git -C client cat-file -e \
 426                $(git -C server rev-parse exact-unwanted) &&
 427        test_must_fail git -C client cat-file -e \
 428                $(git -C server rev-parse completely-unrelated)
 429'
 430
 431test_expect_success 'fetch supports include-tag and tag following' '
 432        rm -rf server client trace &&
 433        git init server &&
 434
 435        test_commit -C server to_fetch &&
 436        git -C server tag -a annotated_tag -m message &&
 437
 438        git init client &&
 439        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 440                fetch "$(pwd)/server" to_fetch:to_fetch &&
 441
 442        grep "fetch> ref-prefix to_fetch" trace &&
 443        grep "fetch> ref-prefix refs/tags/" trace &&
 444        grep "fetch> include-tag" trace &&
 445
 446        git -C client cat-file -e $(git -C client rev-parse annotated_tag)
 447'
 448
 449test_expect_success 'upload-pack respects client shallows' '
 450        rm -rf server client trace &&
 451
 452        git init server &&
 453        test_commit -C server base &&
 454        test_commit -C server client_has &&
 455
 456        git clone --depth=1 "file://$(pwd)/server" client &&
 457
 458        # Add extra commits to the client so that the whole fetch takes more
 459        # than 1 request (due to negotiation)
 460        for i in $(test_seq 1 32)
 461        do
 462                test_commit -C client c$i
 463        done &&
 464
 465        git -C server checkout -b newbranch base &&
 466        test_commit -C server client_wants &&
 467
 468        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 469                fetch origin newbranch &&
 470        # Ensure that protocol v2 is used
 471        grep "fetch< version 2" trace
 472'
 473
 474test_expect_success 'ensure that multiple fetches in same process from a shallow repo works' '
 475        rm -rf server client trace &&
 476
 477        test_create_repo server &&
 478        test_commit -C server one &&
 479        test_commit -C server two &&
 480        test_commit -C server three &&
 481        git clone --shallow-exclude two "file://$(pwd)/server" client &&
 482
 483        git -C server tag -a -m "an annotated tag" twotag two &&
 484
 485        # Triggers tag following (thus, 2 fetches in one process)
 486        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 487                fetch --shallow-exclude one origin &&
 488        # Ensure that protocol v2 is used
 489        grep "fetch< version 2" trace
 490'
 491
 492test_expect_success 'deepen-relative' '
 493        rm -rf server client trace &&
 494
 495        test_create_repo server &&
 496        test_commit -C server one &&
 497        test_commit -C server two &&
 498        test_commit -C server three &&
 499        git clone --depth 1 "file://$(pwd)/server" client &&
 500        test_commit -C server four &&
 501
 502        # Sanity check that only "three" is downloaded
 503        git -C client log --pretty=tformat:%s master >actual &&
 504        echo three >expected &&
 505        test_cmp expected actual &&
 506
 507        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 508                fetch --deepen=1 origin &&
 509        # Ensure that protocol v2 is used
 510        grep "fetch< version 2" trace &&
 511
 512        git -C client log --pretty=tformat:%s origin/master >actual &&
 513        cat >expected <<-\EOF &&
 514        four
 515        three
 516        two
 517        EOF
 518        test_cmp expected actual
 519'
 520
 521# Test protocol v2 with 'http://' transport
 522#
 523. "$TEST_DIRECTORY"/lib-httpd.sh
 524start_httpd
 525
 526test_expect_success 'create repo to be served by http:// transport' '
 527        git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 528        git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" config http.receivepack true &&
 529        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one
 530'
 531
 532test_expect_success 'clone with http:// using protocol v2' '
 533        test_when_finished "rm -f log" &&
 534
 535        GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git -c protocol.version=2 \
 536                clone "$HTTPD_URL/smart/http_parent" http_child &&
 537
 538        git -C http_child log -1 --format=%s >actual &&
 539        git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
 540        test_cmp expect actual &&
 541
 542        # Client requested to use protocol v2
 543        grep "Git-Protocol: version=2" log &&
 544        # Server responded using protocol v2
 545        grep "git< version 2" log &&
 546        # Verify that the chunked encoding sending codepath is NOT exercised
 547        ! grep "Send header: Transfer-Encoding: chunked" log
 548'
 549
 550test_expect_success 'clone big repository with http:// using protocol v2' '
 551        test_when_finished "rm -f log" &&
 552
 553        git init "$HTTPD_DOCUMENT_ROOT_PATH/big" &&
 554        # Ensure that the list of wants is greater than http.postbuffer below
 555        for i in $(test_seq 1 1500)
 556        do
 557                # do not use here-doc, because it requires a process
 558                # per loop iteration
 559                echo "commit refs/heads/too-many-refs-$i" &&
 560                echo "committer git <git@example.com> $i +0000" &&
 561                echo "data 0" &&
 562                echo "M 644 inline bla.txt" &&
 563                echo "data 4" &&
 564                echo "bla"
 565        done | git -C "$HTTPD_DOCUMENT_ROOT_PATH/big" fast-import &&
 566
 567        GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git \
 568                -c protocol.version=2 -c http.postbuffer=65536 \
 569                clone "$HTTPD_URL/smart/big" big_child &&
 570
 571        # Client requested to use protocol v2
 572        grep "Git-Protocol: version=2" log &&
 573        # Server responded using protocol v2
 574        grep "git< version 2" log &&
 575        # Verify that the chunked encoding sending codepath is exercised
 576        grep "Send header: Transfer-Encoding: chunked" log
 577'
 578
 579test_expect_success 'fetch with http:// using protocol v2' '
 580        test_when_finished "rm -f log" &&
 581
 582        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 583
 584        GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 585                fetch &&
 586
 587        git -C http_child log -1 --format=%s origin/master >actual &&
 588        git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
 589        test_cmp expect actual &&
 590
 591        # Server responded using protocol v2
 592        grep "git< version 2" log
 593'
 594
 595test_expect_success 'fetch from namespaced repo respects namespaces' '
 596        test_when_finished "rm -f log" &&
 597
 598        git init "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" &&
 599        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" one &&
 600        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" two &&
 601        git -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" \
 602                update-ref refs/namespaces/ns/refs/heads/master one &&
 603
 604        GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 605                fetch "$HTTPD_URL/smart_namespace/nsrepo" \
 606                refs/heads/master:refs/heads/theirs &&
 607
 608        # Server responded using protocol v2
 609        grep "fetch< version 2" log &&
 610
 611        git -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" rev-parse one >expect &&
 612        git -C http_child rev-parse theirs >actual &&
 613        test_cmp expect actual
 614'
 615
 616test_expect_success 'push with http:// and a config of v2 does not request v2' '
 617        test_when_finished "rm -f log" &&
 618        # Till v2 for push is designed, make sure that if a client has
 619        # protocol.version configured to use v2, that the client instead falls
 620        # back and uses v0.
 621
 622        test_commit -C http_child three &&
 623
 624        # Push to another branch, as the target repository has the
 625        # master branch checked out and we cannot push into it.
 626        GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 627                push origin HEAD:client_branch &&
 628
 629        git -C http_child log -1 --format=%s >actual &&
 630        git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s client_branch >expect &&
 631        test_cmp expect actual &&
 632
 633        # Client didnt request to use protocol v2
 634        ! grep "Git-Protocol: version=2" log &&
 635        # Server didnt respond using protocol v2
 636        ! grep "git< version 2" log
 637'
 638
 639test_expect_success 'when server sends "ready", expect DELIM' '
 640        rm -rf "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" http_child &&
 641
 642        git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 643        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one &&
 644
 645        git clone "$HTTPD_URL/smart/http_parent" http_child &&
 646
 647        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 648
 649        # After "ready" in the acknowledgments section, pretend that a FLUSH
 650        # (0000) was sent instead of a DELIM (0001).
 651        printf "/ready/,$ s/0001/0000/" \
 652                >"$HTTPD_ROOT_PATH/one-time-sed" &&
 653
 654        test_must_fail git -C http_child -c protocol.version=2 \
 655                fetch "$HTTPD_URL/one_time_sed/http_parent" 2> err &&
 656        test_i18ngrep "expected packfile to be sent after .ready." err
 657'
 658
 659test_expect_success 'when server does not send "ready", expect FLUSH' '
 660        rm -rf "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" http_child log &&
 661
 662        git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 663        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one &&
 664
 665        git clone "$HTTPD_URL/smart/http_parent" http_child &&
 666
 667        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 668
 669        # Create many commits to extend the negotiation phase across multiple
 670        # requests, so that the server does not send "ready" in the first
 671        # request.
 672        for i in $(test_seq 1 32)
 673        do
 674                test_commit -C http_child c$i
 675        done &&
 676
 677        # After the acknowledgments section, pretend that a DELIM
 678        # (0001) was sent instead of a FLUSH (0000).
 679        printf "/acknowledgments/,$ s/0000/0001/" \
 680                >"$HTTPD_ROOT_PATH/one-time-sed" &&
 681
 682        test_must_fail env GIT_TRACE_PACKET="$(pwd)/log" git -C http_child \
 683                -c protocol.version=2 \
 684                fetch "$HTTPD_URL/one_time_sed/http_parent" 2> err &&
 685        grep "fetch< .*acknowledgments" log &&
 686        ! grep "fetch< .*ready" log &&
 687        test_i18ngrep "expected no other sections to be sent after no .ready." err
 688'
 689
 690test_done