3 # Copyright (c) 2005 Junio C Hamano
5 # This program is free software: you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation, either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program. If not, see http://www.gnu.org/licenses/ .
18 # The semantics of the editor variables are that of invoking
19 # sh -c "$EDITOR \"$@\"" files ...
21 # If our trash directory contains shell metacharacters, they will be
22 # interpreted if we just set $EDITOR directly, so do a little dance with
23 # environment variables to work around this.
25 # In particular, quoting isn't enough, as the path may contain the same quote
30 EDITOR='"$FAKE_EDITOR"'
34 test_decode_color () {
37 if (n == 0) return "RESET";
38 if (n == 1) return "BOLD";
39 if (n == 30) return "BLACK";
40 if (n == 31) return "RED";
41 if (n == 32) return "GREEN";
42 if (n == 33) return "YELLOW";
43 if (n == 34) return "BLUE";
44 if (n == 35) return "MAGENTA";
45 if (n == 36) return "CYAN";
46 if (n == 37) return "WHITE";
47 if (n == 40) return "BLACK";
48 if (n == 41) return "BRED";
49 if (n == 42) return "BGREEN";
50 if (n == 43) return "BYELLOW";
51 if (n == 44) return "BBLUE";
52 if (n == 45) return "BMAGENTA";
53 if (n == 46) return "BCYAN";
54 if (n == 47) return "BWHITE";
57 while (match($0, /\033\[[0-9;]*m/) != 0) {
58 printf "%s<", substr($0, 1, RSTART-1);
59 codes = substr($0, RSTART+2, RLENGTH-3);
60 if (length(codes) == 0)
63 n = split(codes, ary, ";");
65 for (i = 1; i <= n; i++) {
66 printf "%s%s", sep, name(ary[i]);
71 $0 = substr($0, RSTART + RLENGTH, length($0) - RSTART - RLENGTH + 1);
79 "$PERL_PATH" -pe 'y/\000/Q/'
83 "$PERL_PATH" -pe 'y/Q/\000/'
99 sed -e 's/$/Q/' | tr Q '\015'
103 tr '\015' Q | sed -e 's/Q$//'
106 # In some bourne shell implementations, the "unset" builtin returns
107 # nonzero status when a variable to be unset was not set in the first
110 # Use sane_unset when that should not be considered an error.
118 if test -z "${test_tick+set}"
122 test_tick=$(($test_tick + 60))
124 GIT_COMMITTER_DATE="$test_tick -0700"
125 GIT_AUTHOR_DATE="$test_tick -0700"
126 export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
129 # Stop execution and start a shell. This is useful for debugging tests and
130 # only makes sense together with "-v".
132 # Be sure to remove all invocations of this command before submitting.
135 if test "$verbose" = t; then
136 "$SHELL_PATH" <&6 >&3 2>&4
138 error >&5 "test_pause requires --verbose"
142 # Call test_commit with the arguments "<message> [<file> [<contents> [<tag>]]]"
144 # This will commit a file with the given contents and the given commit
145 # message, and tag the resulting commit with the given tag name.
147 # <file>, <contents>, and <tag> all default to <message>.
168 echo "${3-$1}" > "$file" &&
174 git commit $signoff -m "$1" &&
178 # Call test_merge with the arguments "<message> <commit>", where <commit>
179 # can be a tag pointing to the commit-to-merge.
183 git merge -m "$1" "$2" &&
187 # This function helps systems where core.filemode=false is set.
188 # Use it instead of plain 'chmod +x' to set or unset the executable bit
189 # of a file in the working directory and add it to the index.
193 git update-index --add "--chmod=$@"
196 # Unset a configuration variable, but don't fail if it doesn't exist.
198 git config --unset-all "$@"
200 case "$config_status" in
201 5) # ok, nothing to unset
205 return $config_status
208 # Set git config, automatically unsetting it after the test is over.
210 test_when_finished "test_unconfig '$1'" &&
214 test_config_global () {
215 test_when_finished "test_unconfig --global '$1'" &&
216 git config --global "$@"
221 echo "#!${2-"$SHELL_PATH"}" &&
227 # Use test_set_prereq to tell that a particular prerequisite is available.
228 # The prerequisite can later be checked for in two ways:
230 # - Explicitly using test_have_prereq.
232 # - Implicitly by specifying the prerequisite tag in the calls to
233 # test_expect_{success,failure,code}.
235 # The single parameter is the prerequisite tag (a simple word, in all
236 # capital letters by convention).
239 satisfied_prereq="$satisfied_prereq$1 "
242 lazily_testable_prereq= lazily_tested_prereq=
244 # Usage: test_lazy_prereq PREREQ 'script'
245 test_lazy_prereq () {
246 lazily_testable_prereq="$lazily_testable_prereq$1 "
247 eval test_prereq_lazily_$1=\$2
250 test_run_lazy_prereq_ () {
252 mkdir -p "$TRASH_DIRECTORY/prereq-test-dir" &&
254 cd "$TRASH_DIRECTORY/prereq-test-dir" &&'"$2"'
256 say >&3 "checking prerequisite: $1"
260 rm -rf "$TRASH_DIRECTORY/prereq-test-dir"
261 if test "$eval_ret" = 0; then
262 say >&3 "prerequisite $1 ok"
264 say >&3 "prerequisite $1 not satisfied"
269 test_have_prereq () {
270 # prerequisites can be concatenated with ','
282 case "$prerequisite" in
285 prerequisite=${prerequisite#!}
291 case " $lazily_tested_prereq " in
295 case " $lazily_testable_prereq " in
297 eval "script=\$test_prereq_lazily_$prerequisite" &&
298 if test_run_lazy_prereq_ "$prerequisite" "$script"
300 test_set_prereq $prerequisite
302 lazily_tested_prereq="$lazily_tested_prereq$prerequisite "
307 total_prereq=$(($total_prereq + 1))
308 case "$satisfied_prereq" in
310 satisfied_this_prereq=t
313 satisfied_this_prereq=
316 case "$satisfied_this_prereq,$negative_prereq" in
318 ok_prereq=$(($ok_prereq + 1))
321 # Keep a list of missing prerequisites; restore
322 # the negative marker if necessary.
323 prerequisite=${negative_prereq:+!}$prerequisite
324 if test -z "$missing_prereq"
326 missing_prereq=$prerequisite
328 missing_prereq="$prerequisite,$missing_prereq"
333 test $total_prereq = $ok_prereq
336 test_declared_prereq () {
337 case ",$test_prereq," in
345 test_expect_failure () {
347 test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq=
349 error "bug in the test script: not 2 or 3 parameters to test-expect-failure"
353 say >&3 "checking known breakage: $2"
354 if test_run_ "$2" expecting_failure
356 test_known_broken_ok_ "$1"
358 test_known_broken_failure_ "$1"
364 test_expect_success () {
366 test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq=
368 error "bug in the test script: not 2 or 3 parameters to test-expect-success"
372 say >&3 "expecting success: $2"
383 # test_external runs external test scripts that provide continuous
384 # test output about their progress, and succeeds/fails on
385 # zero/non-zero exit code. It outputs the test output on stdout even
386 # in non-verbose mode, and announces the external script with "# run
387 # <n>: ..." before running it. When providing relative paths, keep in
388 # mind that all scripts run in "trash directory".
389 # Usage: test_external description command arguments...
390 # Example: test_external 'Perl API' perl ../path/to/test.pl
392 test "$#" = 4 && { test_prereq=$1; shift; } || test_prereq=
394 error >&5 "bug in the test script: not 3 or 4 parameters to test_external"
398 if ! test_skip "$descr" "$@"
400 # Announce the script to reduce confusion about the
401 # test output that follows.
402 say_color "" "# run $test_count: $descr ($*)"
403 # Export TEST_DIRECTORY, TRASH_DIRECTORY and GIT_TEST_LONG
404 # to be able to use them in script
405 export TEST_DIRECTORY TRASH_DIRECTORY GIT_TEST_LONG
406 # Run command; redirect its stderr to &4 as in
407 # test_run_, but keep its stdout on our stdout even in
412 if test $test_external_has_tap -eq 0; then
415 say_color "" "# test_external test $descr was ok"
416 test_success=$(($test_success + 1))
419 if test $test_external_has_tap -eq 0; then
420 test_failure_ "$descr" "$@"
422 say_color error "# test_external test $descr failed: $@"
423 test_failure=$(($test_failure + 1))
429 # Like test_external, but in addition tests that the command generated
430 # no output on stderr.
431 test_external_without_stderr () {
432 # The temporary file has no (and must have no) security
435 stderr="$tmp/git-external-stderr.$$.tmp"
436 test_external "$@" 4> "$stderr"
437 [ -f "$stderr" ] || error "Internal error: $stderr disappeared."
438 descr="no stderr: $1"
440 say >&3 "# expecting no stderr from previous command"
441 if [ ! -s "$stderr" ]; then
444 if test $test_external_has_tap -eq 0; then
447 say_color "" "# test_external_without_stderr test $descr was ok"
448 test_success=$(($test_success + 1))
451 if [ "$verbose" = t ]; then
452 output=`echo; echo "# Stderr is:"; cat "$stderr"`
456 # rm first in case test_failure exits.
458 if test $test_external_has_tap -eq 0; then
459 test_failure_ "$descr" "$@" "$output"
461 say_color error "# test_external_without_stderr test $descr failed: $@: $output"
462 test_failure=$(($test_failure + 1))
467 # debugging-friendly alternatives to "test [-f|-d|-e]"
468 # The commands test the existence or non-existence of $1. $2 can be
469 # given to provide a more precise diagnosis.
470 test_path_is_file () {
473 echo "File $1 doesn't exist. $*"
478 test_path_is_dir () {
481 echo "Directory $1 doesn't exist. $*"
486 test_path_is_missing () {
491 if [ $# -ge 1 ]; then
498 # test_line_count checks that a file has the number of lines it
499 # ought to. For example:
501 # test_expect_success 'produce exactly one line of output' '
502 # do something >output &&
503 # test_line_count = 1 output
506 # is like "test $(wc -l <output) = 1" except that it passes the
507 # output through when the number of lines is wrong.
512 error "bug in the test script: not 3 parameters to test_line_count"
513 elif ! test $(wc -l <"$3") "$1" "$2"
515 echo "test_line_count: line count for $3 !$1 $2"
521 # This is not among top-level (test_expect_success | test_expect_failure)
522 # but is a prefix that can be used in the test script, like:
524 # test_expect_success 'complain and die' '
526 # do something else &&
527 # test_must_fail git checkout ../outerspace
530 # Writing this as "! git checkout ../outerspace" is wrong, because
531 # the failure could be due to a segv. We want a controlled failure.
536 if test $exit_code = 0; then
537 echo >&2 "test_must_fail: command succeeded: $*"
539 elif test $exit_code -gt 129 -a $exit_code -le 192; then
540 echo >&2 "test_must_fail: died by signal: $*"
542 elif test $exit_code = 127; then
543 echo >&2 "test_must_fail: command not found: $*"
545 elif test $exit_code = 126; then
546 echo >&2 "test_must_fail: valgrind error: $*"
552 # Similar to test_must_fail, but tolerates success, too. This is
553 # meant to be used in contexts like:
555 # test_expect_success 'some command works without configuration' '
556 # test_might_fail git config --unset all.configuration &&
560 # Writing "git config --unset all.configuration || :" would be wrong,
561 # because we want to notice if it fails due to segv.
566 if test $exit_code -gt 129 -a $exit_code -le 192; then
567 echo >&2 "test_might_fail: died by signal: $*"
569 elif test $exit_code = 127; then
570 echo >&2 "test_might_fail: command not found: $*"
576 # Similar to test_must_fail and test_might_fail, but check that a
577 # given command exited with a given exit code. Meant to be used as:
579 # test_expect_success 'Merge with d/f conflicts' '
580 # test_expect_code 1 git merge "merge msg" B master
583 test_expect_code () {
588 if test $exit_code = $want_code
593 echo >&2 "test_expect_code: command exited with $exit_code, we wanted $want_code $*"
597 # test_cmp is a helper function to compare actual and expected output.
598 # You can use it like:
600 # test_expect_success 'foo works' '
601 # echo expected >expected &&
603 # test_cmp expected actual
606 # This could be written as either "cmp" or "diff -u", but:
607 # - cmp's output is not nearly as easy to read as diff -u
608 # - not all diff versions understand "-u"
614 # Check if the file expected to be empty is indeed empty, and barfs
617 test_must_be_empty () {
620 echo "'$1' is not empty, it contains:"
626 # Tests that its two parameters refer to the same revision
628 git rev-parse --verify "$1" >expect.rev &&
629 git rev-parse --verify "$2" >actual.rev &&
630 test_cmp expect.rev actual.rev
633 # Print a sequence of numbers or letters in increasing order. This is
634 # similar to GNU seq(1), but the latter might not be available
635 # everywhere (and does not do letters). It may be used like:
637 # for i in `test_seq 100`; do
638 # for j in `test_seq 10 20`; do
639 # for k in `test_seq a z`; do
649 *) error "bug in the test script: not 1 or 2 parameters to test_seq" ;;
651 "$PERL_PATH" -le 'print for $ARGV[0]..$ARGV[1]' -- "$@"
654 # This function can be used to schedule some commands to be run
655 # unconditionally at the end of the test to restore sanity:
657 # test_expect_success 'test core.capslock' '
658 # git config core.capslock true &&
659 # test_when_finished "git config --unset core.capslock" &&
663 # That would be roughly equivalent to
665 # test_expect_success 'test core.capslock' '
666 # git config core.capslock true &&
668 # git config --unset core.capslock
671 # except that the greeting and config --unset must both succeed for
674 # Note that under --immediate mode, no clean-up is done to help diagnose
677 test_when_finished () {
679 } && (exit \"\$eval_ret\"); eval_ret=\$?; $test_cleanup"
682 # Most tests can use the created repository, but some may need to create more.
683 # Usage: test_create_repo <directory>
684 test_create_repo () {
686 error "bug in the test script: not 1 parameter to test-create-repo"
690 cd "$repo" || error "Cannot setup test environment"
691 "$GIT_EXEC_PATH/git-init" "--template=$GIT_BUILD_DIR/templates/blt/" >&3 2>&4 ||
692 error "cannot run git init -- have you built things yet?"
693 mv .git/hooks .git/hooks-disabled
697 # This function helps on symlink challenged file systems when it is not
698 # important that the file system entry is a symbolic link.
699 # Use test_ln_s_add instead of "ln -s x y && git add y" to add a
700 # symbolic link entry y to the index.
703 if test_have_prereq SYMLINKS
706 git update-index --add "$2"
708 printf '%s' "$1" >"$2" &&
709 ln_s_obj=$(git hash-object -w "$2") &&
710 git update-index --add --cacheinfo 120000 $ln_s_obj "$2"