1# Test framework for git. See t/README for usage.
2#
3# Copyright (c) 2005 Junio C Hamano
4#
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.
9#
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.
14#
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/ .
17
18# Keep the original TERM for say_color
19ORIGINAL_TERM=$TERM
20
21# Test the binaries we have just built. The tests are kept in
22# t/ subdirectory and are run in 'trash directory' subdirectory.
23if test -z "$TEST_DIRECTORY"
24then
25 # We allow tests to override this, in case they want to run tests
26 # outside of t/, e.g. for running tests on the test library
27 # itself.
28 TEST_DIRECTORY=$(pwd)
29else
30 # ensure that TEST_DIRECTORY is an absolute path so that it
31 # is valid even if the current working directory is changed
32 TEST_DIRECTORY=$(cd "$TEST_DIRECTORY" && pwd) || exit 1
33fi
34if test -z "$TEST_OUTPUT_DIRECTORY"
35then
36 # Similarly, override this to store the test-results subdir
37 # elsewhere
38 TEST_OUTPUT_DIRECTORY=$TEST_DIRECTORY
39fi
40GIT_BUILD_DIR="$TEST_DIRECTORY"/..
41
42################################################################
43# It appears that people try to run tests without building...
44"$GIT_BUILD_DIR/git" >/dev/null
45if test $? != 1
46then
47 echo >&2 'error: you do not seem to have built git yet.'
48 exit 1
49fi
50
51. "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
52export PERL_PATH SHELL_PATH
53
54# if --tee was passed, write the output not only to the terminal, but
55# additionally to the file test-results/$BASENAME.out, too.
56case "$GIT_TEST_TEE_STARTED, $* " in
57done,*)
58 # do not redirect again
59 ;;
60*' --tee '*|*' --va'*)
61 mkdir -p "$TEST_OUTPUT_DIRECTORY/test-results"
62 BASE="$TEST_OUTPUT_DIRECTORY/test-results/$(basename "$0" .sh)"
63 (GIT_TEST_TEE_STARTED=done ${SHELL_PATH} "$0" "$@" 2>&1;
64 echo $? > $BASE.exit) | tee $BASE.out
65 test "$(cat $BASE.exit)" = 0
66 exit
67 ;;
68esac
69
70# For repeatability, reset the environment to known value.
71LANG=C
72LC_ALL=C
73PAGER=cat
74TZ=UTC
75TERM=dumb
76export LANG LC_ALL PAGER TERM TZ
77EDITOR=:
78# A call to "unset" with no arguments causes at least Solaris 10
79# /usr/xpg4/bin/sh and /bin/ksh to bail out. So keep the unsets
80# deriving from the command substitution clustered with the other
81# ones.
82unset VISUAL EMAIL LANGUAGE COLUMNS $("$PERL_PATH" -e '
83 my @env = keys %ENV;
84 my $ok = join("|", qw(
85 TRACE
86 DEBUG
87 USE_LOOKUP
88 TEST
89 .*_TEST
90 PROVE
91 VALGRIND
92 UNZIP
93 PERF_
94 CURL_VERBOSE
95 ));
96 my @vars = grep(/^GIT_/ && !/^GIT_($ok)/o, @env);
97 print join("\n", @vars);
98')
99unset XDG_CONFIG_HOME
100unset GITPERLLIB
101GIT_AUTHOR_EMAIL=author@example.com
102GIT_AUTHOR_NAME='A U Thor'
103GIT_COMMITTER_EMAIL=committer@example.com
104GIT_COMMITTER_NAME='C O Mitter'
105GIT_MERGE_VERBOSITY=5
106GIT_MERGE_AUTOEDIT=no
107export GIT_MERGE_VERBOSITY GIT_MERGE_AUTOEDIT
108export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
109export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
110export EDITOR
111
112# Tests using GIT_TRACE typically don't want <timestamp> <file>:<line> output
113GIT_TRACE_BARE=1
114export GIT_TRACE_BARE
115
116if test -n "${TEST_GIT_INDEX_VERSION:+isset}"
117then
118 GIT_INDEX_VERSION="$TEST_GIT_INDEX_VERSION"
119 export GIT_INDEX_VERSION
120fi
121
122# Add libc MALLOC and MALLOC_PERTURB test
123# only if we are not executing the test with valgrind
124if expr " $GIT_TEST_OPTS " : ".* --valgrind " >/dev/null ||
125 test -n "$TEST_NO_MALLOC_CHECK"
126then
127 setup_malloc_check () {
128 : nothing
129 }
130 teardown_malloc_check () {
131 : nothing
132 }
133else
134 setup_malloc_check () {
135 MALLOC_CHECK_=3 MALLOC_PERTURB_=165
136 export MALLOC_CHECK_ MALLOC_PERTURB_
137 }
138 teardown_malloc_check () {
139 unset MALLOC_CHECK_ MALLOC_PERTURB_
140 }
141fi
142
143: ${ASAN_OPTIONS=detect_leaks=0}
144export ASAN_OPTIONS
145
146# Protect ourselves from common misconfiguration to export
147# CDPATH into the environment
148unset CDPATH
149
150unset GREP_OPTIONS
151unset UNZIP
152
153case $(echo $GIT_TRACE |tr "[A-Z]" "[a-z]") in
1541|2|true)
155 GIT_TRACE=4
156 ;;
157esac
158
159# Convenience
160#
161# A regexp to match 5 and 40 hexdigits
162_x05='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
163_x40="$_x05$_x05$_x05$_x05$_x05$_x05$_x05$_x05"
164
165# Zero SHA-1
166_z40=0000000000000000000000000000000000000000
167
168# Line feed
169LF='
170'
171
172# UTF-8 ZERO WIDTH NON-JOINER, which HFS+ ignores
173# when case-folding filenames
174u200c=$(printf '\342\200\214')
175
176export _x05 _x40 _z40 LF u200c
177
178# Each test should start with something like this, after copyright notices:
179#
180# test_description='Description of this test...
181# This test checks if command xyzzy does the right thing...
182# '
183# . ./test-lib.sh
184
185unset color
186while test "$#" -ne 0
187do
188 case "$1" in
189 -d|--d|--de|--deb|--debu|--debug)
190 debug=t; shift ;;
191 -i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
192 immediate=t; shift ;;
193 -l|--l|--lo|--lon|--long|--long-|--long-t|--long-te|--long-tes|--long-test|--long-tests)
194 GIT_TEST_LONG=t; export GIT_TEST_LONG; shift ;;
195 -r)
196 shift; test "$#" -ne 0 || {
197 echo 'error: -r requires an argument' >&2;
198 exit 1;
199 }
200 run_list=$1; shift ;;
201 --run=*)
202 run_list=$(expr "z$1" : 'z[^=]*=\(.*\)'); shift ;;
203 -h|--h|--he|--hel|--help)
204 help=t; shift ;;
205 -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
206 verbose=t; shift ;;
207 --verbose-only=*)
208 verbose_only=$(expr "z$1" : 'z[^=]*=\(.*\)')
209 shift ;;
210 -q|--q|--qu|--qui|--quie|--quiet)
211 # Ignore --quiet under a TAP::Harness. Saying how many tests
212 # passed without the ok/not ok details is always an error.
213 test -z "$HARNESS_ACTIVE" && quiet=t; shift ;;
214 --with-dashes)
215 with_dashes=t; shift ;;
216 --no-color)
217 color=; shift ;;
218 --va|--val|--valg|--valgr|--valgri|--valgrin|--valgrind)
219 valgrind=memcheck
220 shift ;;
221 --valgrind=*)
222 valgrind=$(expr "z$1" : 'z[^=]*=\(.*\)')
223 shift ;;
224 --valgrind-only=*)
225 valgrind_only=$(expr "z$1" : 'z[^=]*=\(.*\)')
226 shift ;;
227 --tee)
228 shift ;; # was handled already
229 --root=*)
230 root=$(expr "z$1" : 'z[^=]*=\(.*\)')
231 shift ;;
232 --chain-lint)
233 GIT_TEST_CHAIN_LINT=1
234 shift ;;
235 --no-chain-lint)
236 GIT_TEST_CHAIN_LINT=0
237 shift ;;
238 -x)
239 trace=t
240 verbose=t
241 shift ;;
242 *)
243 echo "error: unknown test option '$1'" >&2; exit 1 ;;
244 esac
245done
246
247if test -n "$valgrind_only"
248then
249 test -z "$valgrind" && valgrind=memcheck
250 test -z "$verbose" && verbose_only="$valgrind_only"
251elif test -n "$valgrind"
252then
253 verbose=t
254fi
255
256error () {
257 say_color error "error: $*"
258 GIT_EXIT_OK=t
259 exit 1
260}
261
262say () {
263 say_color info "$*"
264}
265
266test "${test_description}" != "" ||
267error "Test script did not set test_description."
268
269if test "$help" = "t"
270then
271 printf '%s\n' "$test_description"
272 exit 0
273fi
274
275exec 5>&1
276exec 6<&0
277if test "$verbose" = "t"
278then
279 exec 4>&2 3>&1
280else
281 exec 4>/dev/null 3>/dev/null
282fi
283
284test_failure=0
285test_count=0
286test_fixed=0
287test_broken=0
288test_success=0
289
290test_external_has_tap=0
291
292die () {
293 code=$?
294 if test -n "$GIT_EXIT_OK"
295 then
296 exit $code
297 else
298 echo >&5 "FATAL: Unexpected exit with code $code"
299 exit 1
300 fi
301}
302
303GIT_EXIT_OK=
304trap 'die' EXIT
305trap 'exit $?' INT
306
307# The user-facing functions are loaded from a separate file so that
308# test_perf subshells can have them too
309. "$TEST_DIRECTORY/test-lib-functions.sh"
310
311# You are not expected to call test_ok_ and test_failure_ directly, use
312# the test_expect_* functions instead.
313
314test_ok_ () {
315 test_success=$(($test_success + 1))
316 say_color "" "ok $test_count - $@"
317}
318
319test_failure_ () {
320 test_failure=$(($test_failure + 1))
321 say_color error "not ok $test_count - $1"
322 shift
323 printf '%s\n' "$*" | sed -e 's/^/# /'
324 test "$immediate" = "" || { GIT_EXIT_OK=t; exit 1; }
325}
326
327test_known_broken_ok_ () {
328 test_fixed=$(($test_fixed+1))
329 say_color error "ok $test_count - $@ # TODO known breakage vanished"
330}
331
332test_known_broken_failure_ () {
333 test_broken=$(($test_broken+1))
334 say_color warn "not ok $test_count - $@ # TODO known breakage"
335}
336
337test_debug () {
338 test "$debug" = "" || eval "$1"
339}
340
341match_pattern_list () {
342 arg="$1"
343 shift
344 test -z "$*" && return 1
345 for pattern_
346 do
347 case "$arg" in
348 $pattern_)
349 return 0
350 esac
351 done
352 return 1
353}
354
355match_test_selector_list () {
356 title="$1"
357 shift
358 arg="$1"
359 shift
360 test -z "$1" && return 0
361
362 # Both commas and whitespace are accepted as separators.
363 OLDIFS=$IFS
364 IFS=' ,'
365 set -- $1
366 IFS=$OLDIFS
367
368 # If the first selector is negative we include by default.
369 include=
370 case "$1" in
371 !*) include=t ;;
372 esac
373
374 for selector
375 do
376 orig_selector=$selector
377
378 positive=t
379 case "$selector" in
380 !*)
381 positive=
382 selector=${selector##?}
383 ;;
384 esac
385
386 test -z "$selector" && continue
387
388 case "$selector" in
389 *-*)
390 if expr "z${selector%%-*}" : "z[0-9]*[^0-9]" >/dev/null
391 then
392 echo "error: $title: invalid non-numeric in range" \
393 "start: '$orig_selector'" >&2
394 exit 1
395 fi
396 if expr "z${selector#*-}" : "z[0-9]*[^0-9]" >/dev/null
397 then
398 echo "error: $title: invalid non-numeric in range" \
399 "end: '$orig_selector'" >&2
400 exit 1
401 fi
402 ;;
403 *)
404 if expr "z$selector" : "z[0-9]*[^0-9]" >/dev/null
405 then
406 echo "error: $title: invalid non-numeric in test" \
407 "selector: '$orig_selector'" >&2
408 exit 1
409 fi
410 esac
411
412 # Short cut for "obvious" cases
413 test -z "$include" && test -z "$positive" && continue
414 test -n "$include" && test -n "$positive" && continue
415
416 case "$selector" in
417 -*)
418 if test $arg -le ${selector#-}
419 then
420 include=$positive
421 fi
422 ;;
423 *-)
424 if test $arg -ge ${selector%-}
425 then
426 include=$positive
427 fi
428 ;;
429 *-*)
430 if test ${selector%%-*} -le $arg \
431 && test $arg -le ${selector#*-}
432 then
433 include=$positive
434 fi
435 ;;
436 *)
437 if test $arg -eq $selector
438 then
439 include=$positive
440 fi
441 ;;
442 esac
443 done
444
445 test -n "$include"
446}
447
448maybe_teardown_verbose () {
449 test -z "$verbose_only" && return
450 exec 4>/dev/null 3>/dev/null
451 verbose=
452}
453
454last_verbose=t
455maybe_setup_verbose () {
456 test -z "$verbose_only" && return
457 if match_pattern_list $test_count $verbose_only
458 then
459 exec 4>&2 3>&1
460 # Emit a delimiting blank line when going from
461 # non-verbose to verbose. Within verbose mode the
462 # delimiter is printed by test_expect_*. The choice
463 # of the initial $last_verbose is such that before
464 # test 1, we do not print it.
465 test -z "$last_verbose" && echo >&3 ""
466 verbose=t
467 else
468 exec 4>/dev/null 3>/dev/null
469 verbose=
470 fi
471 last_verbose=$verbose
472}
473
474maybe_teardown_valgrind () {
475 test -z "$GIT_VALGRIND" && return
476 GIT_VALGRIND_ENABLED=
477}
478
479maybe_setup_valgrind () {
480 test -z "$GIT_VALGRIND" && return
481 if test -z "$valgrind_only"
482 then
483 GIT_VALGRIND_ENABLED=t
484 return
485 fi
486 GIT_VALGRIND_ENABLED=
487 if match_pattern_list $test_count $valgrind_only
488 then
489 GIT_VALGRIND_ENABLED=t
490 fi
491}
492
493# This is a separate function because some tests use
494# "return" to end a test_expect_success block early
495# (and we want to make sure we run any cleanup like
496# "set +x").
497test_eval_inner_ () {
498 # Do not add anything extra (including LF) after '$*'
499 eval "
500 test \"$trace\" = t && set -x
501 $*"
502}
503
504test_eval_ () {
505 # We run this block with stderr redirected to avoid extra cruft
506 # during a "-x" trace. Once in "set -x" mode, we cannot prevent
507 # the shell from printing the "set +x" to turn it off (nor the saving
508 # of $? before that). But we can make sure that the output goes to
509 # /dev/null.
510 #
511 # The test itself is run with stderr put back to &4 (so either to
512 # /dev/null, or to the original stderr if --verbose was used).
513 {
514 test_eval_inner_ "$@" </dev/null >&3 2>&4
515 test_eval_ret_=$?
516 if test "$trace" = t
517 then
518 set +x
519 if test "$test_eval_ret_" != 0
520 then
521 say_color error >&4 "error: last command exited with \$?=$test_eval_ret_"
522 fi
523 fi
524 } 2>/dev/null
525 return $test_eval_ret_
526}
527
528test_run_ () {
529 test_cleanup=:
530 expecting_failure=$2
531
532 if test "${GIT_TEST_CHAIN_LINT:-0}" != 0; then
533 # 117 is magic because it is unlikely to match the exit
534 # code of other programs
535 test_eval_ "(exit 117) && $1"
536 if test "$?" != 117; then
537 error "bug in the test script: broken &&-chain: $1"
538 fi
539 fi
540
541 setup_malloc_check
542 test_eval_ "$1"
543 eval_ret=$?
544 teardown_malloc_check
545
546 if test -z "$immediate" || test $eval_ret = 0 ||
547 test -n "$expecting_failure" && test "$test_cleanup" != ":"
548 then
549 setup_malloc_check
550 test_eval_ "$test_cleanup"
551 teardown_malloc_check
552 fi
553 if test "$verbose" = "t" && test -n "$HARNESS_ACTIVE"
554 then
555 echo ""
556 fi
557 return "$eval_ret"
558}
559
560test_start_ () {
561 test_count=$(($test_count+1))
562 maybe_setup_verbose
563 maybe_setup_valgrind
564}
565
566test_finish_ () {
567 echo >&3 ""
568 maybe_teardown_valgrind
569 maybe_teardown_verbose
570}
571
572test_skip () {
573 to_skip=
574 skipped_reason=
575 if match_pattern_list $this_test.$test_count $GIT_SKIP_TESTS
576 then
577 to_skip=t
578 skipped_reason="GIT_SKIP_TESTS"
579 fi
580 if test -z "$to_skip" && test -n "$test_prereq" &&
581 ! test_have_prereq "$test_prereq"
582 then
583 to_skip=t
584
585 of_prereq=
586 if test "$missing_prereq" != "$test_prereq"
587 then
588 of_prereq=" of $test_prereq"
589 fi
590 skipped_reason="missing $missing_prereq${of_prereq}"
591 fi
592 if test -z "$to_skip" && test -n "$run_list" &&
593 ! match_test_selector_list '--run' $test_count "$run_list"
594 then
595 to_skip=t
596 skipped_reason="--run"
597 fi
598
599 case "$to_skip" in
600 t)
601 say_color skip >&3 "skipping test: $@"
602 say_color skip "ok $test_count # skip $1 ($skipped_reason)"
603 : true
604 ;;
605 *)
606 false
607 ;;
608 esac
609}
610
611# stub; perf-lib overrides it
612test_at_end_hook_ () {
613 :
614}
615
616test_done () {
617 GIT_EXIT_OK=t
618
619 if test -z "$HARNESS_ACTIVE"
620 then
621 test_results_dir="$TEST_OUTPUT_DIRECTORY/test-results"
622 mkdir -p "$test_results_dir"
623 base=${0##*/}
624 test_results_path="$test_results_dir/${base%.sh}-$$.counts"
625
626 cat >>"$test_results_path" <<-EOF
627 total $test_count
628 success $test_success
629 fixed $test_fixed
630 broken $test_broken
631 failed $test_failure
632
633 EOF
634 fi
635
636 if test "$test_fixed" != 0
637 then
638 say_color error "# $test_fixed known breakage(s) vanished; please update test(s)"
639 fi
640 if test "$test_broken" != 0
641 then
642 say_color warn "# still have $test_broken known breakage(s)"
643 fi
644 if test "$test_broken" != 0 || test "$test_fixed" != 0
645 then
646 test_remaining=$(( $test_count - $test_broken - $test_fixed ))
647 msg="remaining $test_remaining test(s)"
648 else
649 test_remaining=$test_count
650 msg="$test_count test(s)"
651 fi
652 case "$test_failure" in
653 0)
654 # Maybe print SKIP message
655 if test -n "$skip_all" && test $test_count -gt 0
656 then
657 error "Can't use skip_all after running some tests"
658 fi
659 test -z "$skip_all" || skip_all=" # SKIP $skip_all"
660
661 if test $test_external_has_tap -eq 0
662 then
663 if test $test_remaining -gt 0
664 then
665 say_color pass "# passed all $msg"
666 fi
667 say "1..$test_count$skip_all"
668 fi
669
670 test -d "$remove_trash" &&
671 cd "$(dirname "$remove_trash")" &&
672 rm -rf "$(basename "$remove_trash")"
673
674 test_at_end_hook_
675
676 exit 0 ;;
677
678 *)
679 if test $test_external_has_tap -eq 0
680 then
681 say_color error "# failed $test_failure among $msg"
682 say "1..$test_count"
683 fi
684
685 exit 1 ;;
686
687 esac
688}
689
690if test -n "$valgrind"
691then
692 make_symlink () {
693 test -h "$2" &&
694 test "$1" = "$(readlink "$2")" || {
695 # be super paranoid
696 if mkdir "$2".lock
697 then
698 rm -f "$2" &&
699 ln -s "$1" "$2" &&
700 rm -r "$2".lock
701 else
702 while test -d "$2".lock
703 do
704 say "Waiting for lock on $2."
705 sleep 1
706 done
707 fi
708 }
709 }
710
711 make_valgrind_symlink () {
712 # handle only executables, unless they are shell libraries that
713 # need to be in the exec-path.
714 test -x "$1" ||
715 test "# " = "$(head -c 2 <"$1")" ||
716 return;
717
718 base=$(basename "$1")
719 symlink_target=$GIT_BUILD_DIR/$base
720 # do not override scripts
721 if test -x "$symlink_target" &&
722 test ! -d "$symlink_target" &&
723 test "#!" != "$(head -c 2 < "$symlink_target")"
724 then
725 symlink_target=../valgrind.sh
726 fi
727 case "$base" in
728 *.sh|*.perl)
729 symlink_target=../unprocessed-script
730 esac
731 # create the link, or replace it if it is out of date
732 make_symlink "$symlink_target" "$GIT_VALGRIND/bin/$base" || exit
733 }
734
735 # override all git executables in TEST_DIRECTORY/..
736 GIT_VALGRIND=$TEST_DIRECTORY/valgrind
737 mkdir -p "$GIT_VALGRIND"/bin
738 for file in $GIT_BUILD_DIR/git* $GIT_BUILD_DIR/test-*
739 do
740 make_valgrind_symlink $file
741 done
742 # special-case the mergetools loadables
743 make_symlink "$GIT_BUILD_DIR"/mergetools "$GIT_VALGRIND/bin/mergetools"
744 OLDIFS=$IFS
745 IFS=:
746 for path in $PATH
747 do
748 ls "$path"/git-* 2> /dev/null |
749 while read file
750 do
751 make_valgrind_symlink "$file"
752 done
753 done
754 IFS=$OLDIFS
755 PATH=$GIT_VALGRIND/bin:$PATH
756 GIT_EXEC_PATH=$GIT_VALGRIND/bin
757 export GIT_VALGRIND
758 GIT_VALGRIND_MODE="$valgrind"
759 export GIT_VALGRIND_MODE
760 GIT_VALGRIND_ENABLED=t
761 test -n "$valgrind_only" && GIT_VALGRIND_ENABLED=
762 export GIT_VALGRIND_ENABLED
763elif test -n "$GIT_TEST_INSTALLED"
764then
765 GIT_EXEC_PATH=$($GIT_TEST_INSTALLED/git --exec-path) ||
766 error "Cannot run git from $GIT_TEST_INSTALLED."
767 PATH=$GIT_TEST_INSTALLED:$GIT_BUILD_DIR:$PATH
768 GIT_EXEC_PATH=${GIT_TEST_EXEC_PATH:-$GIT_EXEC_PATH}
769else # normal case, use ../bin-wrappers only unless $with_dashes:
770 git_bin_dir="$GIT_BUILD_DIR/bin-wrappers"
771 if ! test -x "$git_bin_dir/git"
772 then
773 if test -z "$with_dashes"
774 then
775 say "$git_bin_dir/git is not executable; using GIT_EXEC_PATH"
776 fi
777 with_dashes=t
778 fi
779 PATH="$git_bin_dir:$PATH"
780 GIT_EXEC_PATH=$GIT_BUILD_DIR
781 if test -n "$with_dashes"
782 then
783 PATH="$GIT_BUILD_DIR:$PATH"
784 fi
785fi
786GIT_TEMPLATE_DIR="$GIT_BUILD_DIR"/templates/blt
787GIT_CONFIG_NOSYSTEM=1
788GIT_ATTR_NOSYSTEM=1
789export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_ATTR_NOSYSTEM
790
791if test -z "$GIT_TEST_CMP"
792then
793 if test -n "$GIT_TEST_CMP_USE_COPIED_CONTEXT"
794 then
795 GIT_TEST_CMP="$DIFF -c"
796 else
797 GIT_TEST_CMP="$DIFF -u"
798 fi
799fi
800
801GITPERLLIB="$GIT_BUILD_DIR"/perl/blib/lib:"$GIT_BUILD_DIR"/perl/blib/arch/auto/Git
802export GITPERLLIB
803test -d "$GIT_BUILD_DIR"/templates/blt || {
804 error "You haven't built things yet, have you?"
805}
806
807if ! test -x "$GIT_BUILD_DIR"/test-chmtime
808then
809 echo >&2 'You need to build test-chmtime:'
810 echo >&2 'Run "make test-chmtime" in the source (toplevel) directory'
811 exit 1
812fi
813
814# Test repository
815TRASH_DIRECTORY="trash directory.$(basename "$0" .sh)"
816test -n "$root" && TRASH_DIRECTORY="$root/$TRASH_DIRECTORY"
817case "$TRASH_DIRECTORY" in
818/*) ;; # absolute path is good
819 *) TRASH_DIRECTORY="$TEST_OUTPUT_DIRECTORY/$TRASH_DIRECTORY" ;;
820esac
821test ! -z "$debug" || remove_trash=$TRASH_DIRECTORY
822rm -fr "$TRASH_DIRECTORY" || {
823 GIT_EXIT_OK=t
824 echo >&5 "FATAL: Cannot prepare test area"
825 exit 1
826}
827
828HOME="$TRASH_DIRECTORY"
829GNUPGHOME="$HOME/gnupg-home-not-used"
830export HOME GNUPGHOME
831
832# run the tput tests *after* changing HOME (in case ncurses needs
833# ~/.terminfo for $TERM)
834test -n "${color+set}" || test "x$ORIGINAL_TERM" != "xdumb" && (
835 TERM=$ORIGINAL_TERM &&
836 export TERM &&
837 test -t 1 &&
838 tput bold >/dev/null 2>&1 &&
839 tput setaf 1 >/dev/null 2>&1 &&
840 tput sgr0 >/dev/null 2>&1
841 ) &&
842 color=t
843
844if test -n "$color"
845then
846 say_color () {
847 (
848 TERM=$ORIGINAL_TERM
849 export TERM
850 case "$1" in
851 error)
852 tput bold; tput setaf 1;; # bold red
853 skip)
854 tput setaf 4;; # blue
855 warn)
856 tput setaf 3;; # brown/yellow
857 pass)
858 tput setaf 2;; # green
859 info)
860 tput setaf 6;; # cyan
861 *)
862 test -n "$quiet" && return;;
863 esac
864 shift
865 printf "%s" "$*"
866 tput sgr0
867 echo
868 )
869 }
870else
871 say_color() {
872 test -z "$1" && test -n "$quiet" && return
873 shift
874 printf "%s\n" "$*"
875 }
876fi
877
878if test -z "$TEST_NO_CREATE_REPO"
879then
880 test_create_repo "$TRASH_DIRECTORY"
881else
882 mkdir -p "$TRASH_DIRECTORY"
883fi
884# Use -P to resolve symlinks in our working directory so that the cwd
885# in subprocesses like git equals our $PWD (for pathname comparisons).
886cd -P "$TRASH_DIRECTORY" || exit 1
887
888this_test=${0##*/}
889this_test=${this_test%%-*}
890if match_pattern_list "$this_test" $GIT_SKIP_TESTS
891then
892 say_color info >&3 "skipping test $this_test altogether"
893 skip_all="skip all tests in $this_test"
894 test_done
895fi
896
897# Provide an implementation of the 'yes' utility
898yes () {
899 if test $# = 0
900 then
901 y=y
902 else
903 y="$*"
904 fi
905
906 while echo "$y"
907 do
908 :
909 done
910}
911
912# Fix some commands on Windows
913case $(uname -s) in
914*MINGW*)
915 # Windows has its own (incompatible) sort and find
916 sort () {
917 /usr/bin/sort "$@"
918 }
919 find () {
920 /usr/bin/find "$@"
921 }
922 sum () {
923 md5sum "$@"
924 }
925 # git sees Windows-style pwd
926 pwd () {
927 builtin pwd -W
928 }
929 # no POSIX permissions
930 # backslashes in pathspec are converted to '/'
931 # exec does not inherit the PID
932 test_set_prereq MINGW
933 test_set_prereq NATIVE_CRLF
934 test_set_prereq SED_STRIPS_CR
935 test_set_prereq GREP_STRIPS_CR
936 GIT_TEST_CMP=mingw_test_cmp
937 ;;
938*CYGWIN*)
939 test_set_prereq POSIXPERM
940 test_set_prereq EXECKEEPSPID
941 test_set_prereq CYGWIN
942 test_set_prereq SED_STRIPS_CR
943 test_set_prereq GREP_STRIPS_CR
944 ;;
945*)
946 test_set_prereq POSIXPERM
947 test_set_prereq BSLASHPSPEC
948 test_set_prereq EXECKEEPSPID
949 ;;
950esac
951
952( COLUMNS=1 && test $COLUMNS = 1 ) && test_set_prereq COLUMNS_CAN_BE_1
953test -z "$NO_PERL" && test_set_prereq PERL
954test -z "$NO_PYTHON" && test_set_prereq PYTHON
955test -n "$USE_LIBPCRE" && test_set_prereq LIBPCRE
956test -z "$NO_GETTEXT" && test_set_prereq GETTEXT
957
958# Can we rely on git's output in the C locale?
959if test -n "$GETTEXT_POISON"
960then
961 GIT_GETTEXT_POISON=YesPlease
962 export GIT_GETTEXT_POISON
963 test_set_prereq GETTEXT_POISON
964else
965 test_set_prereq C_LOCALE_OUTPUT
966fi
967
968# Use this instead of test_cmp to compare files that contain expected and
969# actual output from git commands that can be translated. When running
970# under GETTEXT_POISON this pretends that the command produced expected
971# results.
972test_i18ncmp () {
973 test -n "$GETTEXT_POISON" || test_cmp "$@"
974}
975
976# Use this instead of "grep expected-string actual" to see if the
977# output from a git command that can be translated either contains an
978# expected string, or does not contain an unwanted one. When running
979# under GETTEXT_POISON this pretends that the command produced expected
980# results.
981test_i18ngrep () {
982 if test -n "$GETTEXT_POISON"
983 then
984 : # pretend success
985 elif test "x!" = "x$1"
986 then
987 shift
988 ! grep "$@"
989 else
990 grep "$@"
991 fi
992}
993
994test_lazy_prereq PIPE '
995 # test whether the filesystem supports FIFOs
996 case $(uname -s) in
997 CYGWIN*)
998 false
999 ;;
1000 *)
1001 rm -f testfifo && mkfifo testfifo
1002 ;;
1003 esac
1004'
1005
1006test_lazy_prereq SYMLINKS '
1007 # test whether the filesystem supports symbolic links
1008 ln -s x y && test -h y
1009'
1010
1011test_lazy_prereq FILEMODE '
1012 test "$(git config --bool core.filemode)" = true
1013'
1014
1015test_lazy_prereq CASE_INSENSITIVE_FS '
1016 echo good >CamelCase &&
1017 echo bad >camelcase &&
1018 test "$(cat CamelCase)" != good
1019'
1020
1021test_lazy_prereq UTF8_NFD_TO_NFC '
1022 # check whether FS converts nfd unicode to nfc
1023 auml=$(printf "\303\244")
1024 aumlcdiar=$(printf "\141\314\210")
1025 >"$auml" &&
1026 case "$(echo *)" in
1027 "$aumlcdiar")
1028 true ;;
1029 *)
1030 false ;;
1031 esac
1032'
1033
1034test_lazy_prereq AUTOIDENT '
1035 sane_unset GIT_AUTHOR_NAME &&
1036 sane_unset GIT_AUTHOR_EMAIL &&
1037 git var GIT_AUTHOR_IDENT
1038'
1039
1040test_lazy_prereq EXPENSIVE '
1041 test -n "$GIT_TEST_LONG"
1042'
1043
1044test_lazy_prereq USR_BIN_TIME '
1045 test -x /usr/bin/time
1046'
1047
1048test_lazy_prereq NOT_ROOT '
1049 uid=$(id -u) &&
1050 test "$uid" != 0
1051'
1052
1053# On a filesystem that lacks SANITY, a file can be deleted even if
1054# the containing directory doesn't have write permissions, or a file
1055# can be accessed even if the containing directory doesn't have read
1056# or execute permissions, causing our tests that validate that Git
1057# works sensibly in such situations.
1058test_lazy_prereq SANITY '
1059 mkdir SANETESTD.1 SANETESTD.2 &&
1060
1061 chmod +w SANETESTD.1 SANETESTD.2 &&
1062 >SANETESTD.1/x 2>SANETESTD.2/x &&
1063 chmod -w SANETESTD.1 &&
1064 chmod -rx SANETESTD.2 ||
1065 error "bug in test sript: cannot prepare SANETESTD"
1066
1067 ! rm SANETESTD.1/x && ! test -f SANETESTD.2/x
1068 status=$?
1069
1070 chmod +rwx SANETESTD.1 SANETESTD.2 &&
1071 rm -rf SANETESTD.1 SANETESTD.2 ||
1072 error "bug in test sript: cannot clean SANETESTD"
1073 return $status
1074'
1075
1076GIT_UNZIP=${GIT_UNZIP:-unzip}
1077test_lazy_prereq UNZIP '
1078 "$GIT_UNZIP" -v
1079 test $? -ne 127
1080'
1081
1082run_with_limited_cmdline () {
1083 (ulimit -s 128 && "$@")
1084}
1085
1086test_lazy_prereq CMDLINE_LIMIT 'run_with_limited_cmdline true'