Andrew's git / gitweb.git / t/t5702-protocol-v2.sh
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t / t5702-protocol-v2.shon commit Merge branch 'pw/add-p-recount' (1b074e1)
   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
 185test_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://$(pwd)/file_parent" master 2>err &&
 188
 189        test_i18ngrep "see protocol.version in" err &&
 190        test_i18ngrep "server options require protocol version 2 or later" err
 191'
 192
 193test_expect_success 'clone with file:// using protocol v2' '
 194        test_when_finished "rm -f log" &&
 195
 196        GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
 197                clone "file://$(pwd)/file_parent" file_child &&
 198
 199        git -C file_child log -1 --format=%s >actual &&
 200        git -C file_parent log -1 --format=%s >expect &&
 201        test_cmp expect actual &&
 202
 203        # Server responded using protocol v2
 204        grep "clone< version 2" log &&
 205
 206        # Client sent ref-prefixes to filter the ref-advertisement
 207        grep "ref-prefix HEAD" log &&
 208        grep "ref-prefix refs/heads/" log &&
 209        grep "ref-prefix refs/tags/" log
 210'
 211
 212test_expect_success 'fetch with file:// using protocol v2' '
 213        test_when_finished "rm -f log" &&
 214
 215        test_commit -C file_parent two &&
 216
 217        GIT_TRACE_PACKET="$(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
 228test_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="$(pwd)/log" git -C file_child -c protocol.version=2 \
 235                fetch origin master &&
 236
 237        git -C file_child log -1 --format=%s origin/master >actual &&
 238        git -C file_parent log -1 --format=%s >expect &&
 239        test_cmp expect actual &&
 240
 241        grep "refs/heads/master" log &&
 242        ! grep "refs/heads/unwanted-branch" log
 243'
 244
 245test_expect_success 'server-options are sent when fetching' '
 246        test_when_finished "rm -f log" &&
 247
 248        test_commit -C file_parent four &&
 249
 250        GIT_TRACE_PACKET="$(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
 261test_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://$(pwd)/file_parent" master 2>err &&
 268
 269        test_i18ngrep "see protocol.version in" err &&
 270        test_i18ngrep "server options require protocol version 2 or later" err
 271'
 272
 273test_expect_success 'server-options are sent when cloning' '
 274        test_when_finished "rm -rf log myclone" &&
 275
 276        GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
 277                clone --server-option=hello --server-option=world \
 278                "file://$(pwd)/file_parent" myclone &&
 279
 280        grep "server-option=hello" log &&
 281        grep "server-option=world" log
 282'
 283
 284test_expect_success 'warn if using server-option with clone with legacy protocol' '
 285        test_when_finished "rm -rf myclone" &&
 286
 287        test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 git -c protocol.version=0 \
 288                clone --server-option=hello --server-option=world \
 289                "file://$(pwd)/file_parent" myclone 2>err &&
 290
 291        test_i18ngrep "see protocol.version in" err &&
 292        test_i18ngrep "server options require protocol version 2 or later" err
 293'
 294
 295test_expect_success 'upload-pack respects config using protocol v2' '
 296        git init server &&
 297        write_script server/.git/hook <<-\EOF &&
 298                touch hookout
 299                "$@"
 300        EOF
 301        test_commit -C server one &&
 302
 303        test_config_global uploadpack.packobjectshook ./hook &&
 304        test_path_is_missing server/.git/hookout &&
 305        git -c protocol.version=2 clone "file://$(pwd)/server" client &&
 306        test_path_is_file server/.git/hookout
 307'
 308
 309test_expect_success 'setup filter tests' '
 310        rm -rf server client &&
 311        git init server &&
 312
 313        # 1 commit to create a file, and 1 commit to modify it
 314        test_commit -C server message1 a.txt &&
 315        test_commit -C server message2 a.txt &&
 316        git -C server config protocol.version 2 &&
 317        git -C server config uploadpack.allowfilter 1 &&
 318        git -C server config uploadpack.allowanysha1inwant 1 &&
 319        git -C server config protocol.version 2
 320'
 321
 322test_expect_success 'partial clone' '
 323        GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 324                clone --filter=blob:none "file://$(pwd)/server" client &&
 325        grep "version 2" trace &&
 326
 327        # Ensure that the old version of the file is missing
 328        git -C client rev-list --quiet --objects --missing=print master \
 329                >observed.oids &&
 330        grep "$(git -C server rev-parse message1:a.txt)" observed.oids &&
 331
 332        # Ensure that client passes fsck
 333        git -C client fsck
 334'
 335
 336test_expect_success 'dynamically fetch missing object' '
 337        rm "$(pwd)/trace" &&
 338        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 339                cat-file -p $(git -C server rev-parse message1:a.txt) &&
 340        grep "version 2" trace
 341'
 342
 343test_expect_success 'when dynamically fetching missing object, do not list refs' '
 344        ! grep "git> command=ls-refs" trace
 345'
 346
 347test_expect_success 'partial fetch' '
 348        rm -rf client "$(pwd)/trace" &&
 349        git init client &&
 350        SERVER="file://$(pwd)/server" &&
 351        test_config -C client extensions.partialClone "$SERVER" &&
 352
 353        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 354                fetch --filter=blob:none "$SERVER" master:refs/heads/other &&
 355        grep "version 2" trace &&
 356
 357        # Ensure that the old version of the file is missing
 358        git -C client rev-list --quiet --objects --missing=print other \
 359                >observed.oids &&
 360        grep "$(git -C server rev-parse message1:a.txt)" observed.oids &&
 361
 362        # Ensure that client passes fsck
 363        git -C client fsck
 364'
 365
 366test_expect_success 'do not advertise filter if not configured to do so' '
 367        SERVER="file://$(pwd)/server" &&
 368
 369        rm "$(pwd)/trace" &&
 370        git -C server config uploadpack.allowfilter 1 &&
 371        GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 372                ls-remote "$SERVER" &&
 373        grep "fetch=.*filter" trace &&
 374
 375        rm "$(pwd)/trace" &&
 376        git -C server config uploadpack.allowfilter 0 &&
 377        GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
 378                ls-remote "$SERVER" &&
 379        grep "fetch=" trace >fetch_capabilities &&
 380        ! grep filter fetch_capabilities
 381'
 382
 383test_expect_success 'partial clone warns if filter is not advertised' '
 384        rm -rf client &&
 385        git -C server config uploadpack.allowfilter 0 &&
 386        git -c protocol.version=2 \
 387                clone --filter=blob:none "file://$(pwd)/server" client 2>err &&
 388        test_i18ngrep "filtering not recognized by server, ignoring" err
 389'
 390
 391test_expect_success 'even with handcrafted request, filter does not work if not advertised' '
 392        git -C server config uploadpack.allowfilter 0 &&
 393
 394        # Custom request that tries to filter even though it is not advertised.
 395        test-tool pkt-line pack >in <<-EOF &&
 396        command=fetch
 397        0001
 398        want $(git -C server rev-parse master)
 399        filter blob:none
 400        0000
 401        EOF
 402
 403        test_must_fail test-tool -C server serve-v2 --stateless-rpc \
 404                <in >/dev/null 2>err &&
 405        grep "unexpected line: .filter blob:none." err &&
 406
 407        # Exercise to ensure that if advertised, filter works
 408        git -C server config uploadpack.allowfilter 1 &&
 409        test-tool -C server serve-v2 --stateless-rpc <in >/dev/null
 410'
 411
 412test_expect_success 'default refspec is used to filter ref when fetchcing' '
 413        test_when_finished "rm -f log" &&
 414
 415        GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
 416                fetch origin &&
 417
 418        git -C file_child log -1 --format=%s three >actual &&
 419        git -C file_parent log -1 --format=%s three >expect &&
 420        test_cmp expect actual &&
 421
 422        grep "ref-prefix refs/heads/" log &&
 423        grep "ref-prefix refs/tags/" log
 424'
 425
 426test_expect_success 'fetch supports various ways of have lines' '
 427        rm -rf server client trace &&
 428        git init server &&
 429        test_commit -C server dwim &&
 430        TREE=$(git -C server rev-parse HEAD^{tree}) &&
 431        git -C server tag exact \
 432                $(git -C server commit-tree -m a "$TREE") &&
 433        git -C server tag dwim-unwanted \
 434                $(git -C server commit-tree -m b "$TREE") &&
 435        git -C server tag exact-unwanted \
 436                $(git -C server commit-tree -m c "$TREE") &&
 437        git -C server tag prefix1 \
 438                $(git -C server commit-tree -m d "$TREE") &&
 439        git -C server tag prefix2 \
 440                $(git -C server commit-tree -m e "$TREE") &&
 441        git -C server tag fetch-by-sha1 \
 442                $(git -C server commit-tree -m f "$TREE") &&
 443        git -C server tag completely-unrelated \
 444                $(git -C server commit-tree -m g "$TREE") &&
 445
 446        git init client &&
 447        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 448                fetch "file://$(pwd)/server" \
 449                dwim \
 450                refs/tags/exact \
 451                refs/tags/prefix*:refs/tags/prefix* \
 452                "$(git -C server rev-parse fetch-by-sha1)" &&
 453
 454        # Ensure that the appropriate prefixes are sent (using a sample)
 455        grep "fetch> ref-prefix dwim" trace &&
 456        grep "fetch> ref-prefix refs/heads/dwim" trace &&
 457        grep "fetch> ref-prefix refs/tags/prefix" trace &&
 458
 459        # Ensure that the correct objects are returned
 460        git -C client cat-file -e $(git -C server rev-parse dwim) &&
 461        git -C client cat-file -e $(git -C server rev-parse exact) &&
 462        git -C client cat-file -e $(git -C server rev-parse prefix1) &&
 463        git -C client cat-file -e $(git -C server rev-parse prefix2) &&
 464        git -C client cat-file -e $(git -C server rev-parse fetch-by-sha1) &&
 465        test_must_fail git -C client cat-file -e \
 466                $(git -C server rev-parse dwim-unwanted) &&
 467        test_must_fail git -C client cat-file -e \
 468                $(git -C server rev-parse exact-unwanted) &&
 469        test_must_fail git -C client cat-file -e \
 470                $(git -C server rev-parse completely-unrelated)
 471'
 472
 473test_expect_success 'fetch supports include-tag and tag following' '
 474        rm -rf server client trace &&
 475        git init server &&
 476
 477        test_commit -C server to_fetch &&
 478        git -C server tag -a annotated_tag -m message &&
 479
 480        git init client &&
 481        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 482                fetch "$(pwd)/server" to_fetch:to_fetch &&
 483
 484        grep "fetch> ref-prefix to_fetch" trace &&
 485        grep "fetch> ref-prefix refs/tags/" trace &&
 486        grep "fetch> include-tag" trace &&
 487
 488        git -C client cat-file -e $(git -C client rev-parse annotated_tag)
 489'
 490
 491test_expect_success 'upload-pack respects client shallows' '
 492        rm -rf server client trace &&
 493
 494        git init server &&
 495        test_commit -C server base &&
 496        test_commit -C server client_has &&
 497
 498        git clone --depth=1 "file://$(pwd)/server" client &&
 499
 500        # Add extra commits to the client so that the whole fetch takes more
 501        # than 1 request (due to negotiation)
 502        for i in $(test_seq 1 32)
 503        do
 504                test_commit -C client c$i
 505        done &&
 506
 507        git -C server checkout -b newbranch base &&
 508        test_commit -C server client_wants &&
 509
 510        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 511                fetch origin newbranch &&
 512        # Ensure that protocol v2 is used
 513        grep "fetch< version 2" trace
 514'
 515
 516test_expect_success 'ensure that multiple fetches in same process from a shallow repo works' '
 517        rm -rf server client trace &&
 518
 519        test_create_repo server &&
 520        test_commit -C server one &&
 521        test_commit -C server two &&
 522        test_commit -C server three &&
 523        git clone --shallow-exclude two "file://$(pwd)/server" client &&
 524
 525        git -C server tag -a -m "an annotated tag" twotag two &&
 526
 527        # Triggers tag following (thus, 2 fetches in one process)
 528        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 529                fetch --shallow-exclude one origin &&
 530        # Ensure that protocol v2 is used
 531        grep "fetch< version 2" trace
 532'
 533
 534test_expect_success 'deepen-relative' '
 535        rm -rf server client trace &&
 536
 537        test_create_repo server &&
 538        test_commit -C server one &&
 539        test_commit -C server two &&
 540        test_commit -C server three &&
 541        git clone --depth 1 "file://$(pwd)/server" client &&
 542        test_commit -C server four &&
 543
 544        # Sanity check that only "three" is downloaded
 545        git -C client log --pretty=tformat:%s master >actual &&
 546        echo three >expected &&
 547        test_cmp expected actual &&
 548
 549        GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
 550                fetch --deepen=1 origin &&
 551        # Ensure that protocol v2 is used
 552        grep "fetch< version 2" trace &&
 553
 554        git -C client log --pretty=tformat:%s origin/master >actual &&
 555        cat >expected <<-\EOF &&
 556        four
 557        three
 558        two
 559        EOF
 560        test_cmp expected actual
 561'
 562
 563# Test protocol v2 with 'http://' transport
 564#
 565. "$TEST_DIRECTORY"/lib-httpd.sh
 566start_httpd
 567
 568test_expect_success 'create repo to be served by http:// transport' '
 569        git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 570        git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" config http.receivepack true &&
 571        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one
 572'
 573
 574test_expect_success 'clone with http:// using protocol v2' '
 575        test_when_finished "rm -f log" &&
 576
 577        GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git -c protocol.version=2 \
 578                clone "$HTTPD_URL/smart/http_parent" http_child &&
 579
 580        git -C http_child log -1 --format=%s >actual &&
 581        git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
 582        test_cmp expect actual &&
 583
 584        # Client requested to use protocol v2
 585        grep "Git-Protocol: version=2" log &&
 586        # Server responded using protocol v2
 587        grep "git< version 2" log &&
 588        # Verify that the chunked encoding sending codepath is NOT exercised
 589        ! grep "Send header: Transfer-Encoding: chunked" log
 590'
 591
 592test_expect_success 'clone big repository with http:// using protocol v2' '
 593        test_when_finished "rm -f log" &&
 594
 595        git init "$HTTPD_DOCUMENT_ROOT_PATH/big" &&
 596        # Ensure that the list of wants is greater than http.postbuffer below
 597        for i in $(test_seq 1 1500)
 598        do
 599                # do not use here-doc, because it requires a process
 600                # per loop iteration
 601                echo "commit refs/heads/too-many-refs-$i" &&
 602                echo "committer git <git@example.com> $i +0000" &&
 603                echo "data 0" &&
 604                echo "M 644 inline bla.txt" &&
 605                echo "data 4" &&
 606                echo "bla"
 607        done | git -C "$HTTPD_DOCUMENT_ROOT_PATH/big" fast-import &&
 608
 609        GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git \
 610                -c protocol.version=2 -c http.postbuffer=65536 \
 611                clone "$HTTPD_URL/smart/big" big_child &&
 612
 613        # Client requested to use protocol v2
 614        grep "Git-Protocol: version=2" log &&
 615        # Server responded using protocol v2
 616        grep "git< version 2" log &&
 617        # Verify that the chunked encoding sending codepath is exercised
 618        grep "Send header: Transfer-Encoding: chunked" log
 619'
 620
 621test_expect_success 'fetch with http:// using protocol v2' '
 622        test_when_finished "rm -f log" &&
 623
 624        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 625
 626        GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 627                fetch &&
 628
 629        git -C http_child log -1 --format=%s origin/master >actual &&
 630        git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
 631        test_cmp expect actual &&
 632
 633        # Server responded using protocol v2
 634        grep "git< version 2" log
 635'
 636
 637test_expect_success 'fetch from namespaced repo respects namespaces' '
 638        test_when_finished "rm -f log" &&
 639
 640        git init "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" &&
 641        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" one &&
 642        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" two &&
 643        git -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" \
 644                update-ref refs/namespaces/ns/refs/heads/master one &&
 645
 646        GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 647                fetch "$HTTPD_URL/smart_namespace/nsrepo" \
 648                refs/heads/master:refs/heads/theirs &&
 649
 650        # Server responded using protocol v2
 651        grep "fetch< version 2" log &&
 652
 653        git -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" rev-parse one >expect &&
 654        git -C http_child rev-parse theirs >actual &&
 655        test_cmp expect actual
 656'
 657
 658test_expect_success 'push with http:// and a config of v2 does not request v2' '
 659        test_when_finished "rm -f log" &&
 660        # Till v2 for push is designed, make sure that if a client has
 661        # protocol.version configured to use v2, that the client instead falls
 662        # back and uses v0.
 663
 664        test_commit -C http_child three &&
 665
 666        # Push to another branch, as the target repository has the
 667        # master branch checked out and we cannot push into it.
 668        GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
 669                push origin HEAD:client_branch &&
 670
 671        git -C http_child log -1 --format=%s >actual &&
 672        git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s client_branch >expect &&
 673        test_cmp expect actual &&
 674
 675        # Client didnt request to use protocol v2
 676        ! grep "Git-Protocol: version=2" log &&
 677        # Server didnt respond using protocol v2
 678        ! grep "git< version 2" log
 679'
 680
 681test_expect_success 'when server sends "ready", expect DELIM' '
 682        rm -rf "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" http_child &&
 683
 684        git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 685        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one &&
 686
 687        git clone "$HTTPD_URL/smart/http_parent" http_child &&
 688
 689        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 690
 691        # After "ready" in the acknowledgments section, pretend that a FLUSH
 692        # (0000) was sent instead of a DELIM (0001).
 693        printf "/ready/,$ s/0001/0000/" \
 694                >"$HTTPD_ROOT_PATH/one-time-sed" &&
 695
 696        test_must_fail git -C http_child -c protocol.version=2 \
 697                fetch "$HTTPD_URL/one_time_sed/http_parent" 2> err &&
 698        test_i18ngrep "expected packfile to be sent after .ready." err
 699'
 700
 701test_expect_success 'when server does not send "ready", expect FLUSH' '
 702        rm -rf "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" http_child log &&
 703
 704        git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
 705        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one &&
 706
 707        git clone "$HTTPD_URL/smart/http_parent" http_child &&
 708
 709        test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
 710
 711        # Create many commits to extend the negotiation phase across multiple
 712        # requests, so that the server does not send "ready" in the first
 713        # request.
 714        for i in $(test_seq 1 32)
 715        do
 716                test_commit -C http_child c$i
 717        done &&
 718
 719        # After the acknowledgments section, pretend that a DELIM
 720        # (0001) was sent instead of a FLUSH (0000).
 721        printf "/acknowledgments/,$ s/0000/0001/" \
 722                >"$HTTPD_ROOT_PATH/one-time-sed" &&
 723
 724        test_must_fail env GIT_TRACE_PACKET="$(pwd)/log" git -C http_child \
 725                -c protocol.version=2 \
 726                fetch "$HTTPD_URL/one_time_sed/http_parent" 2> err &&
 727        grep "fetch< .*acknowledgments" log &&
 728        ! grep "fetch< .*ready" log &&
 729        test_i18ngrep "expected no other sections to be sent after no .ready." err
 730'
 731
 732test_done