Andrew's git / gitweb.git / t/t0021-conversion.sh
?
t / t0021-conversion.shon commit conditional markdown preprocessing (c8b1cd9)
   1#!/bin/sh
   2
   3test_description='blob conversion via gitattributes'
   4
   5. ./test-lib.sh
   6
   7TEST_ROOT="$PWD"
   8PATH=$TEST_ROOT:$PATH
   9
  10write_script <<\EOF "$TEST_ROOT/rot13.sh"
  11tr \
  12  'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ' \
  13  'nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM'
  14EOF
  15
  16write_script rot13-filter.pl "$PERL_PATH" \
  17        <"$TEST_DIRECTORY"/t0021/rot13-filter.pl
  18
  19generate_random_characters () {
  20        LEN=$1
  21        NAME=$2
  22        test-tool genrandom some-seed $LEN |
  23                perl -pe "s/./chr((ord($&) % 26) + ord('a'))/sge" >"$TEST_ROOT/$NAME"
  24}
  25
  26file_size () {
  27        test-tool path-utils file-size "$1"
  28}
  29
  30filter_git () {
  31        rm -f *.log &&
  32        git "$@"
  33}
  34
  35# Compare two files and ensure that `clean` and `smudge` respectively are
  36# called at least once if specified in the `expect` file. The actual
  37# invocation count is not relevant because their number can vary.
  38# c.f. http://public-inbox.org/git/xmqqshv18i8i.fsf@gitster.mtv.corp.google.com/
  39test_cmp_count () {
  40        expect=$1
  41        actual=$2
  42        for FILE in "$expect" "$actual"
  43        do
  44                sort "$FILE" | uniq -c |
  45                sed -e "s/^ *[0-9][0-9]*[       ]*IN: /x IN: /" >"$FILE.tmp"
  46        done &&
  47        test_cmp "$expect.tmp" "$actual.tmp" &&
  48        rm "$expect.tmp" "$actual.tmp"
  49}
  50
  51# Compare two files but exclude all `clean` invocations because Git can
  52# call `clean` zero or more times.
  53# c.f. http://public-inbox.org/git/xmqqshv18i8i.fsf@gitster.mtv.corp.google.com/
  54test_cmp_exclude_clean () {
  55        expect=$1
  56        actual=$2
  57        for FILE in "$expect" "$actual"
  58        do
  59                grep -v "IN: clean" "$FILE" >"$FILE.tmp"
  60        done &&
  61        test_cmp "$expect.tmp" "$actual.tmp" &&
  62        rm "$expect.tmp" "$actual.tmp"
  63}
  64
  65# Check that the contents of two files are equal and that their rot13 version
  66# is equal to the committed content.
  67test_cmp_committed_rot13 () {
  68        test_cmp "$1" "$2" &&
  69        rot13.sh <"$1" >expected &&
  70        git cat-file blob :"$2" >actual &&
  71        test_cmp expected actual
  72}
  73
  74test_expect_success setup '
  75        git config filter.rot13.smudge ./rot13.sh &&
  76        git config filter.rot13.clean ./rot13.sh &&
  77
  78        {
  79            echo "*.t filter=rot13"
  80            echo "*.i ident"
  81        } >.gitattributes &&
  82
  83        {
  84            echo a b c d e f g h i j k l m
  85            echo n o p q r s t u v w x y z
  86            echo '\''$Id$'\''
  87        } >test &&
  88        cat test >test.t &&
  89        cat test >test.o &&
  90        cat test >test.i &&
  91        git add test test.t test.i &&
  92        rm -f test test.t test.i &&
  93        git checkout -- test test.t test.i &&
  94
  95        echo "content-test2" >test2.o &&
  96        echo "content-test3 - filename with special characters" >"test3 '\''sq'\'',\$x=.o"
  97'
  98
  99script='s/^\$Id: \([0-9a-f]*\) \$/\1/p'
 100
 101test_expect_success check '
 102
 103        test_cmp test.o test &&
 104        test_cmp test.o test.t &&
 105
 106        # ident should be stripped in the repository
 107        git diff --raw --exit-code :test :test.i &&
 108        id=$(git rev-parse --verify :test) &&
 109        embedded=$(sed -ne "$script" test.i) &&
 110        test "z$id" = "z$embedded" &&
 111
 112        git cat-file blob :test.t >test.r &&
 113
 114        ./rot13.sh <test.o >test.t &&
 115        test_cmp test.r test.t
 116'
 117
 118# If an expanded ident ever gets into the repository, we want to make sure that
 119# it is collapsed before being expanded again on checkout
 120test_expect_success expanded_in_repo '
 121        {
 122                echo "File with expanded keywords"
 123                echo "\$Id\$"
 124                echo "\$Id:\$"
 125                echo "\$Id: 0000000000000000000000000000000000000000 \$"
 126                echo "\$Id: NoSpaceAtEnd\$"
 127                echo "\$Id:NoSpaceAtFront \$"
 128                echo "\$Id:NoSpaceAtEitherEnd\$"
 129                echo "\$Id: NoTerminatingSymbol"
 130                echo "\$Id: Foreign Commit With Spaces \$"
 131        } >expanded-keywords.0 &&
 132
 133        {
 134                cat expanded-keywords.0 &&
 135                printf "\$Id: NoTerminatingSymbolAtEOF"
 136        } >expanded-keywords &&
 137        cat expanded-keywords >expanded-keywords-crlf &&
 138        git add expanded-keywords expanded-keywords-crlf &&
 139        git commit -m "File with keywords expanded" &&
 140        id=$(git rev-parse --verify :expanded-keywords) &&
 141
 142        {
 143                echo "File with expanded keywords"
 144                echo "\$Id: $id \$"
 145                echo "\$Id: $id \$"
 146                echo "\$Id: $id \$"
 147                echo "\$Id: $id \$"
 148                echo "\$Id: $id \$"
 149                echo "\$Id: $id \$"
 150                echo "\$Id: NoTerminatingSymbol"
 151                echo "\$Id: Foreign Commit With Spaces \$"
 152        } >expected-output.0 &&
 153        {
 154                cat expected-output.0 &&
 155                printf "\$Id: NoTerminatingSymbolAtEOF"
 156        } >expected-output &&
 157        {
 158                append_cr <expected-output.0 &&
 159                printf "\$Id: NoTerminatingSymbolAtEOF"
 160        } >expected-output-crlf &&
 161        {
 162                echo "expanded-keywords ident"
 163                echo "expanded-keywords-crlf ident text eol=crlf"
 164        } >>.gitattributes &&
 165
 166        rm -f expanded-keywords expanded-keywords-crlf &&
 167
 168        git checkout -- expanded-keywords &&
 169        test_cmp expected-output expanded-keywords &&
 170
 171        git checkout -- expanded-keywords-crlf &&
 172        test_cmp expected-output-crlf expanded-keywords-crlf
 173'
 174
 175# The use of %f in a filter definition is expanded to the path to
 176# the filename being smudged or cleaned.  It must be shell escaped.
 177# First, set up some interesting file names and pet them in
 178# .gitattributes.
 179test_expect_success 'filter shell-escaped filenames' '
 180        cat >argc.sh <<-EOF &&
 181        #!$SHELL_PATH
 182        cat >/dev/null
 183        echo argc: \$# "\$@"
 184        EOF
 185        normal=name-no-magic &&
 186        special="name  with '\''sq'\'' and \$x" &&
 187        echo some test text >"$normal" &&
 188        echo some test text >"$special" &&
 189        git add "$normal" "$special" &&
 190        git commit -q -m "add files" &&
 191        echo "name* filter=argc" >.gitattributes &&
 192
 193        # delete the files and check them out again, using a smudge filter
 194        # that will count the args and echo the command-line back to us
 195        test_config filter.argc.smudge "sh ./argc.sh %f" &&
 196        rm "$normal" "$special" &&
 197        git checkout -- "$normal" "$special" &&
 198
 199        # make sure argc.sh counted the right number of args
 200        echo "argc: 1 $normal" >expect &&
 201        test_cmp expect "$normal" &&
 202        echo "argc: 1 $special" >expect &&
 203        test_cmp expect "$special" &&
 204
 205        # do the same thing, but with more args in the filter expression
 206        test_config filter.argc.smudge "sh ./argc.sh %f --my-extra-arg" &&
 207        rm "$normal" "$special" &&
 208        git checkout -- "$normal" "$special" &&
 209
 210        # make sure argc.sh counted the right number of args
 211        echo "argc: 2 $normal --my-extra-arg" >expect &&
 212        test_cmp expect "$normal" &&
 213        echo "argc: 2 $special --my-extra-arg" >expect &&
 214        test_cmp expect "$special" &&
 215        :
 216'
 217
 218test_expect_success 'required filter should filter data' '
 219        test_config filter.required.smudge ./rot13.sh &&
 220        test_config filter.required.clean ./rot13.sh &&
 221        test_config filter.required.required true &&
 222
 223        echo "*.r filter=required" >.gitattributes &&
 224
 225        cat test.o >test.r &&
 226        git add test.r &&
 227
 228        rm -f test.r &&
 229        git checkout -- test.r &&
 230        test_cmp test.o test.r &&
 231
 232        ./rot13.sh <test.o >expected &&
 233        git cat-file blob :test.r >actual &&
 234        test_cmp expected actual
 235'
 236
 237test_expect_success 'required filter smudge failure' '
 238        test_config filter.failsmudge.smudge false &&
 239        test_config filter.failsmudge.clean cat &&
 240        test_config filter.failsmudge.required true &&
 241
 242        echo "*.fs filter=failsmudge" >.gitattributes &&
 243
 244        echo test >test.fs &&
 245        git add test.fs &&
 246        rm -f test.fs &&
 247        test_must_fail git checkout -- test.fs
 248'
 249
 250test_expect_success 'required filter clean failure' '
 251        test_config filter.failclean.smudge cat &&
 252        test_config filter.failclean.clean false &&
 253        test_config filter.failclean.required true &&
 254
 255        echo "*.fc filter=failclean" >.gitattributes &&
 256
 257        echo test >test.fc &&
 258        test_must_fail git add test.fc
 259'
 260
 261test_expect_success 'filtering large input to small output should use little memory' '
 262        test_config filter.devnull.clean "cat >/dev/null" &&
 263        test_config filter.devnull.required true &&
 264        for i in $(test_seq 1 30); do printf "%1048576d" 1; done >30MB &&
 265        echo "30MB filter=devnull" >.gitattributes &&
 266        GIT_MMAP_LIMIT=1m GIT_ALLOC_LIMIT=1m git add 30MB
 267'
 268
 269test_expect_success 'filter that does not read is fine' '
 270        test-tool genrandom foo $((128 * 1024 + 1)) >big &&
 271        echo "big filter=epipe" >.gitattributes &&
 272        test_config filter.epipe.clean "echo xyzzy" &&
 273        git add big &&
 274        git cat-file blob :big >actual &&
 275        echo xyzzy >expect &&
 276        test_cmp expect actual
 277'
 278
 279test_expect_success EXPENSIVE 'filter large file' '
 280        test_config filter.largefile.smudge cat &&
 281        test_config filter.largefile.clean cat &&
 282        for i in $(test_seq 1 2048); do printf "%1048576d" 1; done >2GB &&
 283        echo "2GB filter=largefile" >.gitattributes &&
 284        git add 2GB 2>err &&
 285        test_must_be_empty err &&
 286        rm -f 2GB &&
 287        git checkout -- 2GB 2>err &&
 288        test_must_be_empty err
 289'
 290
 291test_expect_success "filter: clean empty file" '
 292        test_config filter.in-repo-header.clean  "echo cleaned && cat" &&
 293        test_config filter.in-repo-header.smudge "sed 1d" &&
 294
 295        echo "empty-in-worktree    filter=in-repo-header" >>.gitattributes &&
 296        >empty-in-worktree &&
 297
 298        echo cleaned >expected &&
 299        git add empty-in-worktree &&
 300        git show :empty-in-worktree >actual &&
 301        test_cmp expected actual
 302'
 303
 304test_expect_success "filter: smudge empty file" '
 305        test_config filter.empty-in-repo.clean "cat >/dev/null" &&
 306        test_config filter.empty-in-repo.smudge "echo smudged && cat" &&
 307
 308        echo "empty-in-repo filter=empty-in-repo" >>.gitattributes &&
 309        echo dead data walking >empty-in-repo &&
 310        git add empty-in-repo &&
 311
 312        echo smudged >expected &&
 313        git checkout-index --prefix=filtered- empty-in-repo &&
 314        test_cmp expected filtered-empty-in-repo
 315'
 316
 317test_expect_success 'disable filter with empty override' '
 318        test_config_global filter.disable.smudge false &&
 319        test_config_global filter.disable.clean false &&
 320        test_config filter.disable.smudge false &&
 321        test_config filter.disable.clean false &&
 322
 323        echo "*.disable filter=disable" >.gitattributes &&
 324
 325        echo test >test.disable &&
 326        git -c filter.disable.clean= add test.disable 2>err &&
 327        test_must_be_empty err &&
 328        rm -f test.disable &&
 329        git -c filter.disable.smudge= checkout -- test.disable 2>err &&
 330        test_must_be_empty err
 331'
 332
 333test_expect_success 'diff does not reuse worktree files that need cleaning' '
 334        test_config filter.counter.clean "echo . >>count; sed s/^/clean:/" &&
 335        echo "file filter=counter" >.gitattributes &&
 336        test_commit one file &&
 337        test_commit two file &&
 338
 339        >count &&
 340        git diff-tree -p HEAD &&
 341        test_line_count = 0 count
 342'
 343
 344test_expect_success PERL 'required process filter should filter data' '
 345        test_config_global filter.protocol.process "rot13-filter.pl debug.log clean smudge" &&
 346        test_config_global filter.protocol.required true &&
 347        rm -rf repo &&
 348        mkdir repo &&
 349        (
 350                cd repo &&
 351                git init &&
 352
 353                echo "*.r filter=protocol" >.gitattributes &&
 354                git add . &&
 355                git commit -m "test commit 1" &&
 356                git branch empty-branch &&
 357
 358                cp "$TEST_ROOT/test.o" test.r &&
 359                cp "$TEST_ROOT/test2.o" test2.r &&
 360                mkdir testsubdir &&
 361                cp "$TEST_ROOT/test3 '\''sq'\'',\$x=.o" "testsubdir/test3 '\''sq'\'',\$x=.r" &&
 362                >test4-empty.r &&
 363
 364                S=$(file_size test.r) &&
 365                S2=$(file_size test2.r) &&
 366                S3=$(file_size "testsubdir/test3 '\''sq'\'',\$x=.r") &&
 367
 368                filter_git add . &&
 369                cat >expected.log <<-EOF &&
 370                        START
 371                        init handshake complete
 372                        IN: clean test.r $S [OK] -- OUT: $S . [OK]
 373                        IN: clean test2.r $S2 [OK] -- OUT: $S2 . [OK]
 374                        IN: clean test4-empty.r 0 [OK] -- OUT: 0  [OK]
 375                        IN: clean testsubdir/test3 '\''sq'\'',\$x=.r $S3 [OK] -- OUT: $S3 . [OK]
 376                        STOP
 377                EOF
 378                test_cmp_count expected.log debug.log &&
 379
 380                git commit -m "test commit 2" &&
 381                rm -f test2.r "testsubdir/test3 '\''sq'\'',\$x=.r" &&
 382
 383                filter_git checkout --quiet --no-progress . &&
 384                cat >expected.log <<-EOF &&
 385                        START
 386                        init handshake complete
 387                        IN: smudge test2.r $S2 [OK] -- OUT: $S2 . [OK]
 388                        IN: smudge testsubdir/test3 '\''sq'\'',\$x=.r $S3 [OK] -- OUT: $S3 . [OK]
 389                        STOP
 390                EOF
 391                test_cmp_exclude_clean expected.log debug.log &&
 392
 393                # Make sure that the file appears dirty, so checkout below has to
 394                # run the configured filter.
 395                touch test.r &&
 396                filter_git checkout --quiet --no-progress empty-branch &&
 397                cat >expected.log <<-EOF &&
 398                        START
 399                        init handshake complete
 400                        IN: clean test.r $S [OK] -- OUT: $S . [OK]
 401                        STOP
 402                EOF
 403                test_cmp_exclude_clean expected.log debug.log &&
 404
 405                filter_git checkout --quiet --no-progress master &&
 406                cat >expected.log <<-EOF &&
 407                        START
 408                        init handshake complete
 409                        IN: smudge test.r $S [OK] -- OUT: $S . [OK]
 410                        IN: smudge test2.r $S2 [OK] -- OUT: $S2 . [OK]
 411                        IN: smudge test4-empty.r 0 [OK] -- OUT: 0  [OK]
 412                        IN: smudge testsubdir/test3 '\''sq'\'',\$x=.r $S3 [OK] -- OUT: $S3 . [OK]
 413                        STOP
 414                EOF
 415                test_cmp_exclude_clean expected.log debug.log &&
 416
 417                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test.r &&
 418                test_cmp_committed_rot13 "$TEST_ROOT/test2.o" test2.r &&
 419                test_cmp_committed_rot13 "$TEST_ROOT/test3 '\''sq'\'',\$x=.o" "testsubdir/test3 '\''sq'\'',\$x=.r"
 420        )
 421'
 422
 423test_expect_success PERL 'required process filter takes precedence' '
 424        test_config_global filter.protocol.clean false &&
 425        test_config_global filter.protocol.process "rot13-filter.pl debug.log clean" &&
 426        test_config_global filter.protocol.required true &&
 427        rm -rf repo &&
 428        mkdir repo &&
 429        (
 430                cd repo &&
 431                git init &&
 432
 433                echo "*.r filter=protocol" >.gitattributes &&
 434                cp "$TEST_ROOT/test.o" test.r &&
 435                S=$(file_size test.r) &&
 436
 437                # Check that the process filter is invoked here
 438                filter_git add . &&
 439                cat >expected.log <<-EOF &&
 440                        START
 441                        init handshake complete
 442                        IN: clean test.r $S [OK] -- OUT: $S . [OK]
 443                        STOP
 444                EOF
 445                test_cmp_count expected.log debug.log
 446        )
 447'
 448
 449test_expect_success PERL 'required process filter should be used only for "clean" operation only' '
 450        test_config_global filter.protocol.process "rot13-filter.pl debug.log clean" &&
 451        rm -rf repo &&
 452        mkdir repo &&
 453        (
 454                cd repo &&
 455                git init &&
 456
 457                echo "*.r filter=protocol" >.gitattributes &&
 458                cp "$TEST_ROOT/test.o" test.r &&
 459                S=$(file_size test.r) &&
 460
 461                filter_git add . &&
 462                cat >expected.log <<-EOF &&
 463                        START
 464                        init handshake complete
 465                        IN: clean test.r $S [OK] -- OUT: $S . [OK]
 466                        STOP
 467                EOF
 468                test_cmp_count expected.log debug.log &&
 469
 470                rm test.r &&
 471
 472                filter_git checkout --quiet --no-progress . &&
 473                # If the filter would be used for "smudge", too, we would see
 474                # "IN: smudge test.r 57 [OK] -- OUT: 57 . [OK]" here
 475                cat >expected.log <<-EOF &&
 476                        START
 477                        init handshake complete
 478                        STOP
 479                EOF
 480                test_cmp_exclude_clean expected.log debug.log
 481        )
 482'
 483
 484test_expect_success PERL 'required process filter should process multiple packets' '
 485        test_config_global filter.protocol.process "rot13-filter.pl debug.log clean smudge" &&
 486        test_config_global filter.protocol.required true &&
 487
 488        rm -rf repo &&
 489        mkdir repo &&
 490        (
 491                cd repo &&
 492                git init &&
 493
 494                # Generate data requiring 1, 2, 3 packets
 495                S=65516 && # PKTLINE_DATA_MAXLEN -> Maximal size of a packet
 496                generate_random_characters $(($S    )) 1pkt_1__.file &&
 497                generate_random_characters $(($S  +1)) 2pkt_1+1.file &&
 498                generate_random_characters $(($S*2-1)) 2pkt_2-1.file &&
 499                generate_random_characters $(($S*2  )) 2pkt_2__.file &&
 500                generate_random_characters $(($S*2+1)) 3pkt_2+1.file &&
 501
 502                for FILE in "$TEST_ROOT"/*.file
 503                do
 504                        cp "$FILE" . &&
 505                        rot13.sh <"$FILE" >"$FILE.rot13"
 506                done &&
 507
 508                echo "*.file filter=protocol" >.gitattributes &&
 509                filter_git add *.file .gitattributes &&
 510                cat >expected.log <<-EOF &&
 511                        START
 512                        init handshake complete
 513                        IN: clean 1pkt_1__.file $(($S    )) [OK] -- OUT: $(($S    )) . [OK]
 514                        IN: clean 2pkt_1+1.file $(($S  +1)) [OK] -- OUT: $(($S  +1)) .. [OK]
 515                        IN: clean 2pkt_2-1.file $(($S*2-1)) [OK] -- OUT: $(($S*2-1)) .. [OK]
 516                        IN: clean 2pkt_2__.file $(($S*2  )) [OK] -- OUT: $(($S*2  )) .. [OK]
 517                        IN: clean 3pkt_2+1.file $(($S*2+1)) [OK] -- OUT: $(($S*2+1)) ... [OK]
 518                        STOP
 519                EOF
 520                test_cmp_count expected.log debug.log &&
 521
 522                rm -f *.file &&
 523
 524                filter_git checkout --quiet --no-progress -- *.file &&
 525                cat >expected.log <<-EOF &&
 526                        START
 527                        init handshake complete
 528                        IN: smudge 1pkt_1__.file $(($S    )) [OK] -- OUT: $(($S    )) . [OK]
 529                        IN: smudge 2pkt_1+1.file $(($S  +1)) [OK] -- OUT: $(($S  +1)) .. [OK]
 530                        IN: smudge 2pkt_2-1.file $(($S*2-1)) [OK] -- OUT: $(($S*2-1)) .. [OK]
 531                        IN: smudge 2pkt_2__.file $(($S*2  )) [OK] -- OUT: $(($S*2  )) .. [OK]
 532                        IN: smudge 3pkt_2+1.file $(($S*2+1)) [OK] -- OUT: $(($S*2+1)) ... [OK]
 533                        STOP
 534                EOF
 535                test_cmp_exclude_clean expected.log debug.log &&
 536
 537                for FILE in *.file
 538                do
 539                        test_cmp_committed_rot13 "$TEST_ROOT/$FILE" $FILE
 540                done
 541        )
 542'
 543
 544test_expect_success PERL 'required process filter with clean error should fail' '
 545        test_config_global filter.protocol.process "rot13-filter.pl debug.log clean smudge" &&
 546        test_config_global filter.protocol.required true &&
 547        rm -rf repo &&
 548        mkdir repo &&
 549        (
 550                cd repo &&
 551                git init &&
 552
 553                echo "*.r filter=protocol" >.gitattributes &&
 554
 555                cp "$TEST_ROOT/test.o" test.r &&
 556                echo "this is going to fail" >clean-write-fail.r &&
 557                echo "content-test3-subdir" >test3.r &&
 558
 559                test_must_fail git add .
 560        )
 561'
 562
 563test_expect_success PERL 'process filter should restart after unexpected write failure' '
 564        test_config_global filter.protocol.process "rot13-filter.pl debug.log clean smudge" &&
 565        rm -rf repo &&
 566        mkdir repo &&
 567        (
 568                cd repo &&
 569                git init &&
 570
 571                echo "*.r filter=protocol" >.gitattributes &&
 572
 573                cp "$TEST_ROOT/test.o" test.r &&
 574                cp "$TEST_ROOT/test2.o" test2.r &&
 575                echo "this is going to fail" >smudge-write-fail.o &&
 576                cp smudge-write-fail.o smudge-write-fail.r &&
 577
 578                S=$(file_size test.r) &&
 579                S2=$(file_size test2.r) &&
 580                SF=$(file_size smudge-write-fail.r) &&
 581
 582                git add . &&
 583                rm -f *.r &&
 584
 585                rm -f debug.log &&
 586                git checkout --quiet --no-progress . 2>git-stderr.log &&
 587
 588                grep "smudge write error at" git-stderr.log &&
 589                test_i18ngrep "error: external filter" git-stderr.log &&
 590
 591                cat >expected.log <<-EOF &&
 592                        START
 593                        init handshake complete
 594                        IN: smudge smudge-write-fail.r $SF [OK] -- [WRITE FAIL]
 595                        START
 596                        init handshake complete
 597                        IN: smudge test.r $S [OK] -- OUT: $S . [OK]
 598                        IN: smudge test2.r $S2 [OK] -- OUT: $S2 . [OK]
 599                        STOP
 600                EOF
 601                test_cmp_exclude_clean expected.log debug.log &&
 602
 603                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test.r &&
 604                test_cmp_committed_rot13 "$TEST_ROOT/test2.o" test2.r &&
 605
 606                # Smudge failed
 607                ! test_cmp smudge-write-fail.o smudge-write-fail.r &&
 608                rot13.sh <smudge-write-fail.o >expected &&
 609                git cat-file blob :smudge-write-fail.r >actual &&
 610                test_cmp expected actual
 611        )
 612'
 613
 614test_expect_success PERL 'process filter should not be restarted if it signals an error' '
 615        test_config_global filter.protocol.process "rot13-filter.pl debug.log clean smudge" &&
 616        rm -rf repo &&
 617        mkdir repo &&
 618        (
 619                cd repo &&
 620                git init &&
 621
 622                echo "*.r filter=protocol" >.gitattributes &&
 623
 624                cp "$TEST_ROOT/test.o" test.r &&
 625                cp "$TEST_ROOT/test2.o" test2.r &&
 626                echo "this will cause an error" >error.o &&
 627                cp error.o error.r &&
 628
 629                S=$(file_size test.r) &&
 630                S2=$(file_size test2.r) &&
 631                SE=$(file_size error.r) &&
 632
 633                git add . &&
 634                rm -f *.r &&
 635
 636                filter_git checkout --quiet --no-progress . &&
 637                cat >expected.log <<-EOF &&
 638                        START
 639                        init handshake complete
 640                        IN: smudge error.r $SE [OK] -- [ERROR]
 641                        IN: smudge test.r $S [OK] -- OUT: $S . [OK]
 642                        IN: smudge test2.r $S2 [OK] -- OUT: $S2 . [OK]
 643                        STOP
 644                EOF
 645                test_cmp_exclude_clean expected.log debug.log &&
 646
 647                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test.r &&
 648                test_cmp_committed_rot13 "$TEST_ROOT/test2.o" test2.r &&
 649                test_cmp error.o error.r
 650        )
 651'
 652
 653test_expect_success PERL 'process filter abort stops processing of all further files' '
 654        test_config_global filter.protocol.process "rot13-filter.pl debug.log clean smudge" &&
 655        rm -rf repo &&
 656        mkdir repo &&
 657        (
 658                cd repo &&
 659                git init &&
 660
 661                echo "*.r filter=protocol" >.gitattributes &&
 662
 663                cp "$TEST_ROOT/test.o" test.r &&
 664                cp "$TEST_ROOT/test2.o" test2.r &&
 665                echo "error this blob and all future blobs" >abort.o &&
 666                cp abort.o abort.r &&
 667
 668                SA=$(file_size abort.r) &&
 669
 670                git add . &&
 671                rm -f *.r &&
 672
 673                # Note: This test assumes that Git filters files in alphabetical
 674                # order ("abort.r" before "test.r").
 675                filter_git checkout --quiet --no-progress . &&
 676                cat >expected.log <<-EOF &&
 677                        START
 678                        init handshake complete
 679                        IN: smudge abort.r $SA [OK] -- [ABORT]
 680                        STOP
 681                EOF
 682                test_cmp_exclude_clean expected.log debug.log &&
 683
 684                test_cmp "$TEST_ROOT/test.o" test.r &&
 685                test_cmp "$TEST_ROOT/test2.o" test2.r &&
 686                test_cmp abort.o abort.r
 687        )
 688'
 689
 690test_expect_success PERL 'invalid process filter must fail (and not hang!)' '
 691        test_config_global filter.protocol.process cat &&
 692        test_config_global filter.protocol.required true &&
 693        rm -rf repo &&
 694        mkdir repo &&
 695        (
 696                cd repo &&
 697                git init &&
 698
 699                echo "*.r filter=protocol" >.gitattributes &&
 700
 701                cp "$TEST_ROOT/test.o" test.r &&
 702                test_must_fail git add . 2>git-stderr.log &&
 703                grep "expected git-filter-server" git-stderr.log
 704        )
 705'
 706
 707test_expect_success PERL 'delayed checkout in process filter' '
 708        test_config_global filter.a.process "rot13-filter.pl a.log clean smudge delay" &&
 709        test_config_global filter.a.required true &&
 710        test_config_global filter.b.process "rot13-filter.pl b.log clean smudge delay" &&
 711        test_config_global filter.b.required true &&
 712
 713        rm -rf repo &&
 714        mkdir repo &&
 715        (
 716                cd repo &&
 717                git init &&
 718                echo "*.a filter=a" >.gitattributes &&
 719                echo "*.b filter=b" >>.gitattributes &&
 720                cp "$TEST_ROOT/test.o" test.a &&
 721                cp "$TEST_ROOT/test.o" test-delay10.a &&
 722                cp "$TEST_ROOT/test.o" test-delay11.a &&
 723                cp "$TEST_ROOT/test.o" test-delay20.a &&
 724                cp "$TEST_ROOT/test.o" test-delay10.b &&
 725                git add . &&
 726                git commit -m "test commit"
 727        ) &&
 728
 729        S=$(file_size "$TEST_ROOT/test.o") &&
 730        cat >a.exp <<-EOF &&
 731                START
 732                init handshake complete
 733                IN: smudge test.a $S [OK] -- OUT: $S . [OK]
 734                IN: smudge test-delay10.a $S [OK] -- [DELAYED]
 735                IN: smudge test-delay11.a $S [OK] -- [DELAYED]
 736                IN: smudge test-delay20.a $S [OK] -- [DELAYED]
 737                IN: list_available_blobs test-delay10.a test-delay11.a [OK]
 738                IN: smudge test-delay10.a 0 [OK] -- OUT: $S . [OK]
 739                IN: smudge test-delay11.a 0 [OK] -- OUT: $S . [OK]
 740                IN: list_available_blobs test-delay20.a [OK]
 741                IN: smudge test-delay20.a 0 [OK] -- OUT: $S . [OK]
 742                IN: list_available_blobs [OK]
 743                STOP
 744        EOF
 745        cat >b.exp <<-EOF &&
 746                START
 747                init handshake complete
 748                IN: smudge test-delay10.b $S [OK] -- [DELAYED]
 749                IN: list_available_blobs test-delay10.b [OK]
 750                IN: smudge test-delay10.b 0 [OK] -- OUT: $S . [OK]
 751                IN: list_available_blobs [OK]
 752                STOP
 753        EOF
 754
 755        rm -rf repo-cloned &&
 756        filter_git clone repo repo-cloned &&
 757        test_cmp_count a.exp repo-cloned/a.log &&
 758        test_cmp_count b.exp repo-cloned/b.log &&
 759
 760        (
 761                cd repo-cloned &&
 762                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test.a &&
 763                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test-delay10.a &&
 764                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test-delay11.a &&
 765                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test-delay20.a &&
 766                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test-delay10.b &&
 767
 768                rm *.a *.b &&
 769                filter_git checkout . &&
 770                test_cmp_count ../a.exp a.log &&
 771                test_cmp_count ../b.exp b.log &&
 772
 773                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test.a &&
 774                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test-delay10.a &&
 775                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test-delay11.a &&
 776                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test-delay20.a &&
 777                test_cmp_committed_rot13 "$TEST_ROOT/test.o" test-delay10.b
 778        )
 779'
 780
 781test_expect_success PERL 'missing file in delayed checkout' '
 782        test_config_global filter.bug.process "rot13-filter.pl bug.log clean smudge delay" &&
 783        test_config_global filter.bug.required true &&
 784
 785        rm -rf repo &&
 786        mkdir repo &&
 787        (
 788                cd repo &&
 789                git init &&
 790                echo "*.a filter=bug" >.gitattributes &&
 791                cp "$TEST_ROOT/test.o" missing-delay.a &&
 792                git add . &&
 793                git commit -m "test commit"
 794        ) &&
 795
 796        rm -rf repo-cloned &&
 797        test_must_fail git clone repo repo-cloned 2>git-stderr.log &&
 798        cat git-stderr.log &&
 799        grep "error: .missing-delay\.a. was not filtered properly" git-stderr.log
 800'
 801
 802test_expect_success PERL 'invalid file in delayed checkout' '
 803        test_config_global filter.bug.process "rot13-filter.pl bug.log clean smudge delay" &&
 804        test_config_global filter.bug.required true &&
 805
 806        rm -rf repo &&
 807        mkdir repo &&
 808        (
 809                cd repo &&
 810                git init &&
 811                echo "*.a filter=bug" >.gitattributes &&
 812                cp "$TEST_ROOT/test.o" invalid-delay.a &&
 813                cp "$TEST_ROOT/test.o" unfiltered &&
 814                git add . &&
 815                git commit -m "test commit"
 816        ) &&
 817
 818        rm -rf repo-cloned &&
 819        test_must_fail git clone repo repo-cloned 2>git-stderr.log &&
 820        grep "error: external filter .* signaled that .unfiltered. is now available although it has not been delayed earlier" git-stderr.log
 821'
 822
 823test_done