contrib/subtree: ensure only one rev is provided
[git/git.git] / t / test-lib.sh
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 # Test the binaries we have just built. The tests are kept in
19 # t/ subdirectory and are run in 'trash directory' subdirectory.
20 if test -z "$TEST_DIRECTORY"
21 then
22 # We allow tests to override this, in case they want to run tests
23 # outside of t/, e.g. for running tests on the test library
24 # itself.
25 TEST_DIRECTORY=$(pwd)
26 else
27 # ensure that TEST_DIRECTORY is an absolute path so that it
28 # is valid even if the current working directory is changed
29 TEST_DIRECTORY=$(cd "$TEST_DIRECTORY" && pwd) || exit 1
30 fi
31 if test -z "$TEST_OUTPUT_DIRECTORY"
32 then
33 # Similarly, override this to store the test-results subdir
34 # elsewhere
35 TEST_OUTPUT_DIRECTORY=$TEST_DIRECTORY
36 fi
37 GIT_BUILD_DIR="$TEST_DIRECTORY"/..
38
39 # If we were built with ASAN, it may complain about leaks
40 # of program-lifetime variables. Disable it by default to lower
41 # the noise level. This needs to happen at the start of the script,
42 # before we even do our "did we build git yet" check (since we don't
43 # want that one to complain to stderr).
44 : ${ASAN_OPTIONS=detect_leaks=0:abort_on_error=1}
45 export ASAN_OPTIONS
46
47 # If LSAN is in effect we _do_ want leak checking, but we still
48 # want to abort so that we notice the problems.
49 : ${LSAN_OPTIONS=abort_on_error=1}
50 export LSAN_OPTIONS
51
52 if test ! -f "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
53 then
54 echo >&2 'error: GIT-BUILD-OPTIONS missing (has Git been built?).'
55 exit 1
56 fi
57 . "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
58 export PERL_PATH SHELL_PATH
59
60 ################################################################
61 # It appears that people try to run tests without building...
62 "${GIT_TEST_INSTALLED:-$GIT_BUILD_DIR}/git$X" >/dev/null
63 if test $? != 1
64 then
65 if test -n "$GIT_TEST_INSTALLED"
66 then
67 echo >&2 "error: there is no working Git at '$GIT_TEST_INSTALLED'"
68 else
69 echo >&2 'error: you do not seem to have built git yet.'
70 fi
71 exit 1
72 fi
73
74 # Parse options while taking care to leave $@ intact, so we will still
75 # have all the original command line options when executing the test
76 # script again for '--tee' and '--verbose-log' below.
77 store_arg_to=
78 prev_opt=
79 for opt
80 do
81 if test -n "$store_arg_to"
82 then
83 eval $store_arg_to=\$opt
84 store_arg_to=
85 prev_opt=
86 continue
87 fi
88
89 case "$opt" in
90 -d|--d|--de|--deb|--debu|--debug)
91 debug=t ;;
92 -i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
93 immediate=t ;;
94 -l|--l|--lo|--lon|--long|--long-|--long-t|--long-te|--long-tes|--long-test|--long-tests)
95 GIT_TEST_LONG=t; export GIT_TEST_LONG ;;
96 -r)
97 store_arg_to=run_list
98 ;;
99 --run=*)
100 run_list=${opt#--*=} ;;
101 -h|--h|--he|--hel|--help)
102 help=t ;;
103 -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
104 verbose=t ;;
105 --verbose-only=*)
106 verbose_only=${opt#--*=}
107 ;;
108 -q|--q|--qu|--qui|--quie|--quiet)
109 # Ignore --quiet under a TAP::Harness. Saying how many tests
110 # passed without the ok/not ok details is always an error.
111 test -z "$HARNESS_ACTIVE" && quiet=t ;;
112 --with-dashes)
113 with_dashes=t ;;
114 --no-bin-wrappers)
115 no_bin_wrappers=t ;;
116 --no-color)
117 color= ;;
118 --va|--val|--valg|--valgr|--valgri|--valgrin|--valgrind)
119 valgrind=memcheck
120 tee=t
121 ;;
122 --valgrind=*)
123 valgrind=${opt#--*=}
124 tee=t
125 ;;
126 --valgrind-only=*)
127 valgrind_only=${opt#--*=}
128 tee=t
129 ;;
130 --tee)
131 tee=t ;;
132 --root=*)
133 root=${opt#--*=} ;;
134 --chain-lint)
135 GIT_TEST_CHAIN_LINT=1 ;;
136 --no-chain-lint)
137 GIT_TEST_CHAIN_LINT=0 ;;
138 -x)
139 trace=t ;;
140 -V|--verbose-log)
141 verbose_log=t
142 tee=t
143 ;;
144 --write-junit-xml)
145 write_junit_xml=t
146 ;;
147 --stress)
148 stress=t ;;
149 --stress=*)
150 stress=${opt#--*=}
151 case "$stress" in
152 *[!0-9]*|0*|"")
153 echo "error: --stress=<N> requires the number of jobs to run" >&2
154 exit 1
155 ;;
156 *) # Good.
157 ;;
158 esac
159 ;;
160 --stress-limit=*)
161 stress_limit=${opt#--*=}
162 case "$stress_limit" in
163 *[!0-9]*|0*|"")
164 echo "error: --stress-limit=<N> requires the number of repetitions" >&2
165 exit 1
166 ;;
167 *) # Good.
168 ;;
169 esac
170 ;;
171 *)
172 echo "error: unknown test option '$opt'" >&2; exit 1 ;;
173 esac
174
175 prev_opt=$opt
176 done
177 if test -n "$store_arg_to"
178 then
179 echo "error: $prev_opt requires an argument" >&2
180 exit 1
181 fi
182
183 if test -n "$valgrind_only"
184 then
185 test -z "$valgrind" && valgrind=memcheck
186 test -z "$verbose" && verbose_only="$valgrind_only"
187 elif test -n "$valgrind"
188 then
189 test -z "$verbose_log" && verbose=t
190 fi
191
192 if test -n "$stress"
193 then
194 verbose=t
195 trace=t
196 immediate=t
197 fi
198
199 TEST_STRESS_JOB_SFX="${GIT_TEST_STRESS_JOB_NR:+.stress-$GIT_TEST_STRESS_JOB_NR}"
200 TEST_NAME="$(basename "$0" .sh)"
201 TEST_RESULTS_DIR="$TEST_OUTPUT_DIRECTORY/test-results"
202 TEST_RESULTS_BASE="$TEST_RESULTS_DIR/$TEST_NAME$TEST_STRESS_JOB_SFX"
203 TRASH_DIRECTORY="trash directory.$TEST_NAME$TEST_STRESS_JOB_SFX"
204 test -n "$root" && TRASH_DIRECTORY="$root/$TRASH_DIRECTORY"
205 case "$TRASH_DIRECTORY" in
206 /*) ;; # absolute path is good
207 *) TRASH_DIRECTORY="$TEST_OUTPUT_DIRECTORY/$TRASH_DIRECTORY" ;;
208 esac
209
210 # If --stress was passed, run this test repeatedly in several parallel loops.
211 if test "$GIT_TEST_STRESS_STARTED" = "done"
212 then
213 : # Don't stress test again.
214 elif test -n "$stress"
215 then
216 if test "$stress" != t
217 then
218 job_count=$stress
219 elif test -n "$GIT_TEST_STRESS_LOAD"
220 then
221 job_count="$GIT_TEST_STRESS_LOAD"
222 elif job_count=$(getconf _NPROCESSORS_ONLN 2>/dev/null) &&
223 test -n "$job_count"
224 then
225 job_count=$((2 * $job_count))
226 else
227 job_count=8
228 fi
229
230 mkdir -p "$TEST_RESULTS_DIR"
231 stressfail="$TEST_RESULTS_BASE.stress-failed"
232 rm -f "$stressfail"
233
234 stress_exit=0
235 trap '
236 kill $job_pids 2>/dev/null
237 wait
238 stress_exit=1
239 ' TERM INT HUP
240
241 job_pids=
242 job_nr=0
243 while test $job_nr -lt "$job_count"
244 do
245 (
246 GIT_TEST_STRESS_STARTED=done
247 GIT_TEST_STRESS_JOB_NR=$job_nr
248 export GIT_TEST_STRESS_STARTED GIT_TEST_STRESS_JOB_NR
249
250 trap '
251 kill $test_pid 2>/dev/null
252 wait
253 exit 1
254 ' TERM INT
255
256 cnt=1
257 while ! test -e "$stressfail" &&
258 { test -z "$stress_limit" ||
259 test $cnt -le $stress_limit ; }
260 do
261 $TEST_SHELL_PATH "$0" "$@" >"$TEST_RESULTS_BASE.stress-$job_nr.out" 2>&1 &
262 test_pid=$!
263
264 if wait $test_pid
265 then
266 printf "OK %2d.%d\n" $GIT_TEST_STRESS_JOB_NR $cnt
267 else
268 echo $GIT_TEST_STRESS_JOB_NR >>"$stressfail"
269 printf "FAIL %2d.%d\n" $GIT_TEST_STRESS_JOB_NR $cnt
270 fi
271 cnt=$(($cnt + 1))
272 done
273 ) &
274 job_pids="$job_pids $!"
275 job_nr=$(($job_nr + 1))
276 done
277
278 wait
279
280 if test -f "$stressfail"
281 then
282 stress_exit=1
283 echo "Log(s) of failed test run(s):"
284 for failed_job_nr in $(sort -n "$stressfail")
285 do
286 echo "Contents of '$TEST_RESULTS_BASE.stress-$failed_job_nr.out':"
287 cat "$TEST_RESULTS_BASE.stress-$failed_job_nr.out"
288 done
289 rm -rf "$TRASH_DIRECTORY.stress-failed"
290 # Move the last one.
291 mv "$TRASH_DIRECTORY.stress-$failed_job_nr" "$TRASH_DIRECTORY.stress-failed"
292 fi
293
294 exit $stress_exit
295 fi
296
297 # if --tee was passed, write the output not only to the terminal, but
298 # additionally to the file test-results/$BASENAME.out, too.
299 if test "$GIT_TEST_TEE_STARTED" = "done"
300 then
301 : # do not redirect again
302 elif test -n "$tee"
303 then
304 mkdir -p "$TEST_RESULTS_DIR"
305
306 # Make this filename available to the sub-process in case it is using
307 # --verbose-log.
308 GIT_TEST_TEE_OUTPUT_FILE=$TEST_RESULTS_BASE.out
309 export GIT_TEST_TEE_OUTPUT_FILE
310
311 # Truncate before calling "tee -a" to get rid of the results
312 # from any previous runs.
313 >"$GIT_TEST_TEE_OUTPUT_FILE"
314
315 (GIT_TEST_TEE_STARTED=done ${TEST_SHELL_PATH} "$0" "$@" 2>&1;
316 echo $? >"$TEST_RESULTS_BASE.exit") | tee -a "$GIT_TEST_TEE_OUTPUT_FILE"
317 test "$(cat "$TEST_RESULTS_BASE.exit")" = 0
318 exit
319 fi
320
321 if test -n "$trace" && test -n "$test_untraceable"
322 then
323 # '-x' tracing requested, but this test script can't be reliably
324 # traced, unless it is run with a Bash version supporting
325 # BASH_XTRACEFD (introduced in Bash v4.1).
326 #
327 # Perform this version check _after_ the test script was
328 # potentially re-executed with $TEST_SHELL_PATH for '--tee' or
329 # '--verbose-log', so the right shell is checked and the
330 # warning is issued only once.
331 if test -n "$BASH_VERSION" && eval '
332 test ${BASH_VERSINFO[0]} -gt 4 || {
333 test ${BASH_VERSINFO[0]} -eq 4 &&
334 test ${BASH_VERSINFO[1]} -ge 1
335 }
336 '
337 then
338 : Executed by a Bash version supporting BASH_XTRACEFD. Good.
339 else
340 echo >&2 "warning: ignoring -x; '$0' is untraceable without BASH_XTRACEFD"
341 trace=
342 fi
343 fi
344 if test -n "$trace" && test -z "$verbose_log"
345 then
346 verbose=t
347 fi
348
349 # For repeatability, reset the environment to known value.
350 # TERM is sanitized below, after saving color control sequences.
351 LANG=C
352 LC_ALL=C
353 PAGER=cat
354 TZ=UTC
355 export LANG LC_ALL PAGER TZ
356 EDITOR=:
357
358 # GIT_TEST_GETTEXT_POISON should not influence git commands executed
359 # during initialization of test-lib and the test repo. Back it up,
360 # unset and then restore after initialization is finished.
361 if test -n "$GIT_TEST_GETTEXT_POISON"
362 then
363 GIT_TEST_GETTEXT_POISON_ORIG=$GIT_TEST_GETTEXT_POISON
364 unset GIT_TEST_GETTEXT_POISON
365 fi
366
367 # A call to "unset" with no arguments causes at least Solaris 10
368 # /usr/xpg4/bin/sh and /bin/ksh to bail out. So keep the unsets
369 # deriving from the command substitution clustered with the other
370 # ones.
371 unset VISUAL EMAIL LANGUAGE COLUMNS $("$PERL_PATH" -e '
372 my @env = keys %ENV;
373 my $ok = join("|", qw(
374 TRACE
375 DEBUG
376 TEST
377 .*_TEST
378 PROVE
379 VALGRIND
380 UNZIP
381 PERF_
382 CURL_VERBOSE
383 TRACE_CURL
384 ));
385 my @vars = grep(/^GIT_/ && !/^GIT_($ok)/o, @env);
386 print join("\n", @vars);
387 ')
388 unset XDG_CACHE_HOME
389 unset XDG_CONFIG_HOME
390 unset GITPERLLIB
391 GIT_AUTHOR_EMAIL=author@example.com
392 GIT_AUTHOR_NAME='A U Thor'
393 GIT_COMMITTER_EMAIL=committer@example.com
394 GIT_COMMITTER_NAME='C O Mitter'
395 GIT_MERGE_VERBOSITY=5
396 GIT_MERGE_AUTOEDIT=no
397 export GIT_MERGE_VERBOSITY GIT_MERGE_AUTOEDIT
398 export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
399 export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
400 export EDITOR
401
402 # Tests using GIT_TRACE typically don't want <timestamp> <file>:<line> output
403 GIT_TRACE_BARE=1
404 export GIT_TRACE_BARE
405
406 check_var_migration () {
407 # the warnings and hints given from this helper depends
408 # on end-user settings, which will disrupt the self-test
409 # done on the test framework itself.
410 case "$GIT_TEST_FRAMEWORK_SELFTEST" in
411 t) return ;;
412 esac
413
414 old_name=$1 new_name=$2
415 eval "old_isset=\${${old_name}:+isset}"
416 eval "new_isset=\${${new_name}:+isset}"
417
418 case "$old_isset,$new_isset" in
419 isset,)
420 echo >&2 "warning: $old_name is now $new_name"
421 echo >&2 "hint: set $new_name too during the transition period"
422 eval "$new_name=\$$old_name"
423 ;;
424 isset,isset)
425 # do this later
426 # echo >&2 "warning: $old_name is now $new_name"
427 # echo >&2 "hint: remove $old_name"
428 ;;
429 esac
430 }
431
432 check_var_migration GIT_FSMONITOR_TEST GIT_TEST_FSMONITOR
433 check_var_migration TEST_GIT_INDEX_VERSION GIT_TEST_INDEX_VERSION
434 check_var_migration GIT_FORCE_PRELOAD_TEST GIT_TEST_PRELOAD_INDEX
435
436 # Use specific version of the index file format
437 if test -n "${GIT_TEST_INDEX_VERSION:+isset}"
438 then
439 GIT_INDEX_VERSION="$GIT_TEST_INDEX_VERSION"
440 export GIT_INDEX_VERSION
441 fi
442
443 # Add libc MALLOC and MALLOC_PERTURB test
444 # only if we are not executing the test with valgrind
445 if test -n "$valgrind" ||
446 test -n "$TEST_NO_MALLOC_CHECK"
447 then
448 setup_malloc_check () {
449 : nothing
450 }
451 teardown_malloc_check () {
452 : nothing
453 }
454 else
455 setup_malloc_check () {
456 MALLOC_CHECK_=3 MALLOC_PERTURB_=165
457 export MALLOC_CHECK_ MALLOC_PERTURB_
458 }
459 teardown_malloc_check () {
460 unset MALLOC_CHECK_ MALLOC_PERTURB_
461 }
462 fi
463
464 # Protect ourselves from common misconfiguration to export
465 # CDPATH into the environment
466 unset CDPATH
467
468 unset GREP_OPTIONS
469 unset UNZIP
470
471 case $(echo $GIT_TRACE |tr "[A-Z]" "[a-z]") in
472 1|2|true)
473 GIT_TRACE=4
474 ;;
475 esac
476
477 # Convenience
478 #
479 # A regexp to match 5, 35 and 40 hexdigits
480 _x05='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
481 _x35="$_x05$_x05$_x05$_x05$_x05$_x05$_x05"
482 _x40="$_x35$_x05"
483
484 # Zero SHA-1
485 _z40=0000000000000000000000000000000000000000
486
487 OID_REGEX="$_x40"
488 ZERO_OID=$_z40
489 EMPTY_TREE=4b825dc642cb6eb9a060e54bf8d69288fbee4904
490 EMPTY_BLOB=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
491
492 # Line feed
493 LF='
494 '
495
496 # UTF-8 ZERO WIDTH NON-JOINER, which HFS+ ignores
497 # when case-folding filenames
498 u200c=$(printf '\342\200\214')
499
500 export _x05 _x35 _x40 _z40 LF u200c EMPTY_TREE EMPTY_BLOB ZERO_OID OID_REGEX
501
502 # Each test should start with something like this, after copyright notices:
503 #
504 # test_description='Description of this test...
505 # This test checks if command xyzzy does the right thing...
506 # '
507 # . ./test-lib.sh
508 test "x$TERM" != "xdumb" && (
509 test -t 1 &&
510 tput bold >/dev/null 2>&1 &&
511 tput setaf 1 >/dev/null 2>&1 &&
512 tput sgr0 >/dev/null 2>&1
513 ) &&
514 color=t
515
516 if test -n "$color"
517 then
518 # Save the color control sequences now rather than run tput
519 # each time say_color() is called. This is done for two
520 # reasons:
521 # * TERM will be changed to dumb
522 # * HOME will be changed to a temporary directory and tput
523 # might need to read ~/.terminfo from the original HOME
524 # directory to get the control sequences
525 # Note: This approach assumes the control sequences don't end
526 # in a newline for any terminal of interest (command
527 # substitutions strip trailing newlines). Given that most
528 # (all?) terminals in common use are related to ECMA-48, this
529 # shouldn't be a problem.
530 say_color_error=$(tput bold; tput setaf 1) # bold red
531 say_color_skip=$(tput setaf 4) # blue
532 say_color_warn=$(tput setaf 3) # brown/yellow
533 say_color_pass=$(tput setaf 2) # green
534 say_color_info=$(tput setaf 6) # cyan
535 say_color_reset=$(tput sgr0)
536 say_color_="" # no formatting for normal text
537 say_color () {
538 test -z "$1" && test -n "$quiet" && return
539 eval "say_color_color=\$say_color_$1"
540 shift
541 printf "%s\\n" "$say_color_color$*$say_color_reset"
542 }
543 else
544 say_color() {
545 test -z "$1" && test -n "$quiet" && return
546 shift
547 printf "%s\n" "$*"
548 }
549 fi
550
551 TERM=dumb
552 export TERM
553
554 error () {
555 say_color error "error: $*"
556 GIT_EXIT_OK=t
557 exit 1
558 }
559
560 BUG () {
561 error >&7 "bug in the test script: $*"
562 }
563
564 say () {
565 say_color info "$*"
566 }
567
568 if test -n "$HARNESS_ACTIVE"
569 then
570 if test "$verbose" = t || test -n "$verbose_only"
571 then
572 printf 'Bail out! %s\n' \
573 'verbose mode forbidden under TAP harness; try --verbose-log'
574 exit 1
575 fi
576 fi
577
578 test "${test_description}" != "" ||
579 error "Test script did not set test_description."
580
581 if test "$help" = "t"
582 then
583 printf '%s\n' "$test_description"
584 exit 0
585 fi
586
587 exec 5>&1
588 exec 6<&0
589 exec 7>&2
590 if test "$verbose_log" = "t"
591 then
592 exec 3>>"$GIT_TEST_TEE_OUTPUT_FILE" 4>&3
593 elif test "$verbose" = "t"
594 then
595 exec 4>&2 3>&1
596 else
597 exec 4>/dev/null 3>/dev/null
598 fi
599
600 # Send any "-x" output directly to stderr to avoid polluting tests
601 # which capture stderr. We can do this unconditionally since it
602 # has no effect if tracing isn't turned on.
603 #
604 # Note that this sets up the trace fd as soon as we assign the variable, so it
605 # must come after the creation of descriptor 4 above. Likewise, we must never
606 # unset this, as it has the side effect of closing descriptor 4, which we
607 # use to show verbose tests to the user.
608 #
609 # Note also that we don't need or want to export it. The tracing is local to
610 # this shell, and we would not want to influence any shells we exec.
611 BASH_XTRACEFD=4
612
613 test_failure=0
614 test_count=0
615 test_fixed=0
616 test_broken=0
617 test_success=0
618
619 test_external_has_tap=0
620
621 die () {
622 code=$?
623 if test -n "$GIT_EXIT_OK"
624 then
625 exit $code
626 else
627 echo >&5 "FATAL: Unexpected exit with code $code"
628 exit 1
629 fi
630 }
631
632 GIT_EXIT_OK=
633 trap 'die' EXIT
634 trap 'exit $?' INT TERM HUP
635
636 # The user-facing functions are loaded from a separate file so that
637 # test_perf subshells can have them too
638 . "$TEST_DIRECTORY/test-lib-functions.sh"
639
640 # You are not expected to call test_ok_ and test_failure_ directly, use
641 # the test_expect_* functions instead.
642
643 test_ok_ () {
644 if test -n "$write_junit_xml"
645 then
646 write_junit_xml_testcase "$*"
647 fi
648 test_success=$(($test_success + 1))
649 say_color "" "ok $test_count - $@"
650 }
651
652 test_failure_ () {
653 if test -n "$write_junit_xml"
654 then
655 junit_insert="<failure message=\"not ok $test_count -"
656 junit_insert="$junit_insert $(xml_attr_encode "$1")\">"
657 junit_insert="$junit_insert $(xml_attr_encode \
658 "$(if test -n "$GIT_TEST_TEE_OUTPUT_FILE"
659 then
660 test-tool path-utils skip-n-bytes \
661 "$GIT_TEST_TEE_OUTPUT_FILE" $GIT_TEST_TEE_OFFSET
662 else
663 printf '%s\n' "$@" | sed 1d
664 fi)")"
665 junit_insert="$junit_insert</failure>"
666 if test -n "$GIT_TEST_TEE_OUTPUT_FILE"
667 then
668 junit_insert="$junit_insert<system-err>$(xml_attr_encode \
669 "$(cat "$GIT_TEST_TEE_OUTPUT_FILE")")</system-err>"
670 fi
671 write_junit_xml_testcase "$1" " $junit_insert"
672 fi
673 test_failure=$(($test_failure + 1))
674 say_color error "not ok $test_count - $1"
675 shift
676 printf '%s\n' "$*" | sed -e 's/^/# /'
677 test "$immediate" = "" || { GIT_EXIT_OK=t; exit 1; }
678 }
679
680 test_known_broken_ok_ () {
681 if test -n "$write_junit_xml"
682 then
683 write_junit_xml_testcase "$* (breakage fixed)"
684 fi
685 test_fixed=$(($test_fixed+1))
686 say_color error "ok $test_count - $@ # TODO known breakage vanished"
687 }
688
689 test_known_broken_failure_ () {
690 if test -n "$write_junit_xml"
691 then
692 write_junit_xml_testcase "$* (known breakage)"
693 fi
694 test_broken=$(($test_broken+1))
695 say_color warn "not ok $test_count - $@ # TODO known breakage"
696 }
697
698 test_debug () {
699 test "$debug" = "" || eval "$1"
700 }
701
702 match_pattern_list () {
703 arg="$1"
704 shift
705 test -z "$*" && return 1
706 for pattern_
707 do
708 case "$arg" in
709 $pattern_)
710 return 0
711 esac
712 done
713 return 1
714 }
715
716 match_test_selector_list () {
717 title="$1"
718 shift
719 arg="$1"
720 shift
721 test -z "$1" && return 0
722
723 # Both commas and whitespace are accepted as separators.
724 OLDIFS=$IFS
725 IFS=' ,'
726 set -- $1
727 IFS=$OLDIFS
728
729 # If the first selector is negative we include by default.
730 include=
731 case "$1" in
732 !*) include=t ;;
733 esac
734
735 for selector
736 do
737 orig_selector=$selector
738
739 positive=t
740 case "$selector" in
741 !*)
742 positive=
743 selector=${selector##?}
744 ;;
745 esac
746
747 test -z "$selector" && continue
748
749 case "$selector" in
750 *-*)
751 if expr "z${selector%%-*}" : "z[0-9]*[^0-9]" >/dev/null
752 then
753 echo "error: $title: invalid non-numeric in range" \
754 "start: '$orig_selector'" >&2
755 exit 1
756 fi
757 if expr "z${selector#*-}" : "z[0-9]*[^0-9]" >/dev/null
758 then
759 echo "error: $title: invalid non-numeric in range" \
760 "end: '$orig_selector'" >&2
761 exit 1
762 fi
763 ;;
764 *)
765 if expr "z$selector" : "z[0-9]*[^0-9]" >/dev/null
766 then
767 echo "error: $title: invalid non-numeric in test" \
768 "selector: '$orig_selector'" >&2
769 exit 1
770 fi
771 esac
772
773 # Short cut for "obvious" cases
774 test -z "$include" && test -z "$positive" && continue
775 test -n "$include" && test -n "$positive" && continue
776
777 case "$selector" in
778 -*)
779 if test $arg -le ${selector#-}
780 then
781 include=$positive
782 fi
783 ;;
784 *-)
785 if test $arg -ge ${selector%-}
786 then
787 include=$positive
788 fi
789 ;;
790 *-*)
791 if test ${selector%%-*} -le $arg \
792 && test $arg -le ${selector#*-}
793 then
794 include=$positive
795 fi
796 ;;
797 *)
798 if test $arg -eq $selector
799 then
800 include=$positive
801 fi
802 ;;
803 esac
804 done
805
806 test -n "$include"
807 }
808
809 maybe_teardown_verbose () {
810 test -z "$verbose_only" && return
811 exec 4>/dev/null 3>/dev/null
812 verbose=
813 }
814
815 last_verbose=t
816 maybe_setup_verbose () {
817 test -z "$verbose_only" && return
818 if match_pattern_list $test_count $verbose_only
819 then
820 exec 4>&2 3>&1
821 # Emit a delimiting blank line when going from
822 # non-verbose to verbose. Within verbose mode the
823 # delimiter is printed by test_expect_*. The choice
824 # of the initial $last_verbose is such that before
825 # test 1, we do not print it.
826 test -z "$last_verbose" && echo >&3 ""
827 verbose=t
828 else
829 exec 4>/dev/null 3>/dev/null
830 verbose=
831 fi
832 last_verbose=$verbose
833 }
834
835 maybe_teardown_valgrind () {
836 test -z "$GIT_VALGRIND" && return
837 GIT_VALGRIND_ENABLED=
838 }
839
840 maybe_setup_valgrind () {
841 test -z "$GIT_VALGRIND" && return
842 if test -z "$valgrind_only"
843 then
844 GIT_VALGRIND_ENABLED=t
845 return
846 fi
847 GIT_VALGRIND_ENABLED=
848 if match_pattern_list $test_count $valgrind_only
849 then
850 GIT_VALGRIND_ENABLED=t
851 fi
852 }
853
854 want_trace () {
855 test "$trace" = t && {
856 test "$verbose" = t || test "$verbose_log" = t
857 }
858 }
859
860 # This is a separate function because some tests use
861 # "return" to end a test_expect_success block early
862 # (and we want to make sure we run any cleanup like
863 # "set +x").
864 test_eval_inner_ () {
865 # Do not add anything extra (including LF) after '$*'
866 eval "
867 want_trace && set -x
868 $*"
869 }
870
871 test_eval_ () {
872 # If "-x" tracing is in effect, then we want to avoid polluting stderr
873 # with non-test commands. But once in "set -x" mode, we cannot prevent
874 # the shell from printing the "set +x" to turn it off (nor the saving
875 # of $? before that). But we can make sure that the output goes to
876 # /dev/null.
877 #
878 # There are a few subtleties here:
879 #
880 # - we have to redirect descriptor 4 in addition to 2, to cover
881 # BASH_XTRACEFD
882 #
883 # - the actual eval has to come before the redirection block (since
884 # it needs to see descriptor 4 to set up its stderr)
885 #
886 # - likewise, any error message we print must be outside the block to
887 # access descriptor 4
888 #
889 # - checking $? has to come immediately after the eval, but it must
890 # be _inside_ the block to avoid polluting the "set -x" output
891 #
892
893 test_eval_inner_ "$@" </dev/null >&3 2>&4
894 {
895 test_eval_ret_=$?
896 if want_trace
897 then
898 set +x
899 fi
900 } 2>/dev/null 4>&2
901
902 if test "$test_eval_ret_" != 0 && want_trace
903 then
904 say_color error >&4 "error: last command exited with \$?=$test_eval_ret_"
905 fi
906 return $test_eval_ret_
907 }
908
909 test_run_ () {
910 test_cleanup=:
911 expecting_failure=$2
912
913 if test "${GIT_TEST_CHAIN_LINT:-1}" != 0; then
914 # turn off tracing for this test-eval, as it simply creates
915 # confusing noise in the "-x" output
916 trace_tmp=$trace
917 trace=
918 # 117 is magic because it is unlikely to match the exit
919 # code of other programs
920 if $(printf '%s\n' "$1" | sed -f "$GIT_BUILD_DIR/t/chainlint.sed" | grep -q '?![A-Z][A-Z]*?!') ||
921 test "OK-117" != "$(test_eval_ "(exit 117) && $1${LF}${LF}echo OK-\$?" 3>&1)"
922 then
923 BUG "broken &&-chain or run-away HERE-DOC: $1"
924 fi
925 trace=$trace_tmp
926 fi
927
928 setup_malloc_check
929 test_eval_ "$1"
930 eval_ret=$?
931 teardown_malloc_check
932
933 if test -z "$immediate" || test $eval_ret = 0 ||
934 test -n "$expecting_failure" && test "$test_cleanup" != ":"
935 then
936 setup_malloc_check
937 test_eval_ "$test_cleanup"
938 teardown_malloc_check
939 fi
940 if test "$verbose" = "t" && test -n "$HARNESS_ACTIVE"
941 then
942 echo ""
943 fi
944 return "$eval_ret"
945 }
946
947 test_start_ () {
948 test_count=$(($test_count+1))
949 maybe_setup_verbose
950 maybe_setup_valgrind
951 if test -n "$write_junit_xml"
952 then
953 junit_start=$(test-tool date getnanos)
954 fi
955 }
956
957 test_finish_ () {
958 echo >&3 ""
959 maybe_teardown_valgrind
960 maybe_teardown_verbose
961 if test -n "$GIT_TEST_TEE_OFFSET"
962 then
963 GIT_TEST_TEE_OFFSET=$(test-tool path-utils file-size \
964 "$GIT_TEST_TEE_OUTPUT_FILE")
965 fi
966 }
967
968 test_skip () {
969 to_skip=
970 skipped_reason=
971 if match_pattern_list $this_test.$test_count $GIT_SKIP_TESTS
972 then
973 to_skip=t
974 skipped_reason="GIT_SKIP_TESTS"
975 fi
976 if test -z "$to_skip" && test -n "$test_prereq" &&
977 ! test_have_prereq "$test_prereq"
978 then
979 to_skip=t
980
981 of_prereq=
982 if test "$missing_prereq" != "$test_prereq"
983 then
984 of_prereq=" of $test_prereq"
985 fi
986 skipped_reason="missing $missing_prereq${of_prereq}"
987 fi
988 if test -z "$to_skip" && test -n "$run_list" &&
989 ! match_test_selector_list '--run' $test_count "$run_list"
990 then
991 to_skip=t
992 skipped_reason="--run"
993 fi
994
995 case "$to_skip" in
996 t)
997 if test -n "$write_junit_xml"
998 then
999 message="$(xml_attr_encode "$skipped_reason")"
1000 write_junit_xml_testcase "$1" \
1001 " <skipped message=\"$message\" />"
1002 fi
1003
1004 say_color skip >&3 "skipping test: $@"
1005 say_color skip "ok $test_count # skip $1 ($skipped_reason)"
1006 : true
1007 ;;
1008 *)
1009 false
1010 ;;
1011 esac
1012 }
1013
1014 # stub; perf-lib overrides it
1015 test_at_end_hook_ () {
1016 :
1017 }
1018
1019 write_junit_xml () {
1020 case "$1" in
1021 --truncate)
1022 >"$junit_xml_path"
1023 junit_have_testcase=
1024 shift
1025 ;;
1026 esac
1027 printf '%s\n' "$@" >>"$junit_xml_path"
1028 }
1029
1030 xml_attr_encode () {
1031 printf '%s\n' "$@" | test-tool xml-encode
1032 }
1033
1034 write_junit_xml_testcase () {
1035 junit_attrs="name=\"$(xml_attr_encode "$this_test.$test_count $1")\""
1036 shift
1037 junit_attrs="$junit_attrs classname=\"$this_test\""
1038 junit_attrs="$junit_attrs time=\"$(test-tool \
1039 date getnanos $junit_start)\""
1040 write_junit_xml "$(printf '%s\n' \
1041 " <testcase $junit_attrs>" "$@" " </testcase>")"
1042 junit_have_testcase=t
1043 }
1044
1045 test_done () {
1046 GIT_EXIT_OK=t
1047
1048 if test -n "$write_junit_xml" && test -n "$junit_xml_path"
1049 then
1050 test -n "$junit_have_testcase" || {
1051 junit_start=$(test-tool date getnanos)
1052 write_junit_xml_testcase "all tests skipped"
1053 }
1054
1055 # adjust the overall time
1056 junit_time=$(test-tool date getnanos $junit_suite_start)
1057 sed "s/<testsuite [^>]*/& time=\"$junit_time\"/" \
1058 <"$junit_xml_path" >"$junit_xml_path.new"
1059 mv "$junit_xml_path.new" "$junit_xml_path"
1060
1061 write_junit_xml " </testsuite>" "</testsuites>"
1062 fi
1063
1064 if test -z "$HARNESS_ACTIVE"
1065 then
1066 mkdir -p "$TEST_RESULTS_DIR"
1067
1068 cat >"$TEST_RESULTS_BASE.counts" <<-EOF
1069 total $test_count
1070 success $test_success
1071 fixed $test_fixed
1072 broken $test_broken
1073 failed $test_failure
1074
1075 EOF
1076 fi
1077
1078 if test "$test_fixed" != 0
1079 then
1080 say_color error "# $test_fixed known breakage(s) vanished; please update test(s)"
1081 fi
1082 if test "$test_broken" != 0
1083 then
1084 say_color warn "# still have $test_broken known breakage(s)"
1085 fi
1086 if test "$test_broken" != 0 || test "$test_fixed" != 0
1087 then
1088 test_remaining=$(( $test_count - $test_broken - $test_fixed ))
1089 msg="remaining $test_remaining test(s)"
1090 else
1091 test_remaining=$test_count
1092 msg="$test_count test(s)"
1093 fi
1094 case "$test_failure" in
1095 0)
1096 if test $test_external_has_tap -eq 0
1097 then
1098 if test $test_remaining -gt 0
1099 then
1100 say_color pass "# passed all $msg"
1101 fi
1102
1103 # Maybe print SKIP message
1104 test -z "$skip_all" || skip_all="# SKIP $skip_all"
1105 case "$test_count" in
1106 0)
1107 say "1..$test_count${skip_all:+ $skip_all}"
1108 ;;
1109 *)
1110 test -z "$skip_all" ||
1111 say_color warn "$skip_all"
1112 say "1..$test_count"
1113 ;;
1114 esac
1115 fi
1116
1117 if test -z "$debug"
1118 then
1119 test -d "$TRASH_DIRECTORY" ||
1120 error "Tests passed but trash directory already removed before test cleanup; aborting"
1121
1122 cd "$TRASH_DIRECTORY/.." &&
1123 rm -fr "$TRASH_DIRECTORY" || {
1124 # try again in a bit
1125 sleep 5;
1126 rm -fr "$TRASH_DIRECTORY"
1127 } ||
1128 error "Tests passed but test cleanup failed; aborting"
1129 fi
1130 test_at_end_hook_
1131
1132 exit 0 ;;
1133
1134 *)
1135 if test $test_external_has_tap -eq 0
1136 then
1137 say_color error "# failed $test_failure among $msg"
1138 say "1..$test_count"
1139 fi
1140
1141 exit 1 ;;
1142
1143 esac
1144 }
1145
1146 if test -n "$valgrind"
1147 then
1148 make_symlink () {
1149 test -h "$2" &&
1150 test "$1" = "$(readlink "$2")" || {
1151 # be super paranoid
1152 if mkdir "$2".lock
1153 then
1154 rm -f "$2" &&
1155 ln -s "$1" "$2" &&
1156 rm -r "$2".lock
1157 else
1158 while test -d "$2".lock
1159 do
1160 say "Waiting for lock on $2."
1161 sleep 1
1162 done
1163 fi
1164 }
1165 }
1166
1167 make_valgrind_symlink () {
1168 # handle only executables, unless they are shell libraries that
1169 # need to be in the exec-path.
1170 test -x "$1" ||
1171 test "# " = "$(test_copy_bytes 2 <"$1")" ||
1172 return;
1173
1174 base=$(basename "$1")
1175 case "$base" in
1176 test-*)
1177 symlink_target="$GIT_BUILD_DIR/t/helper/$base"
1178 ;;
1179 *)
1180 symlink_target="$GIT_BUILD_DIR/$base"
1181 ;;
1182 esac
1183 # do not override scripts
1184 if test -x "$symlink_target" &&
1185 test ! -d "$symlink_target" &&
1186 test "#!" != "$(test_copy_bytes 2 <"$symlink_target")"
1187 then
1188 symlink_target=../valgrind.sh
1189 fi
1190 case "$base" in
1191 *.sh|*.perl)
1192 symlink_target=../unprocessed-script
1193 esac
1194 # create the link, or replace it if it is out of date
1195 make_symlink "$symlink_target" "$GIT_VALGRIND/bin/$base" || exit
1196 }
1197
1198 # override all git executables in TEST_DIRECTORY/..
1199 GIT_VALGRIND=$TEST_DIRECTORY/valgrind
1200 mkdir -p "$GIT_VALGRIND"/bin
1201 for file in $GIT_BUILD_DIR/git* $GIT_BUILD_DIR/t/helper/test-*
1202 do
1203 make_valgrind_symlink $file
1204 done
1205 # special-case the mergetools loadables
1206 make_symlink "$GIT_BUILD_DIR"/mergetools "$GIT_VALGRIND/bin/mergetools"
1207 OLDIFS=$IFS
1208 IFS=:
1209 for path in $PATH
1210 do
1211 ls "$path"/git-* 2> /dev/null |
1212 while read file
1213 do
1214 make_valgrind_symlink "$file"
1215 done
1216 done
1217 IFS=$OLDIFS
1218 PATH=$GIT_VALGRIND/bin:$PATH
1219 GIT_EXEC_PATH=$GIT_VALGRIND/bin
1220 export GIT_VALGRIND
1221 GIT_VALGRIND_MODE="$valgrind"
1222 export GIT_VALGRIND_MODE
1223 GIT_VALGRIND_ENABLED=t
1224 test -n "$valgrind_only" && GIT_VALGRIND_ENABLED=
1225 export GIT_VALGRIND_ENABLED
1226 elif test -n "$GIT_TEST_INSTALLED"
1227 then
1228 GIT_EXEC_PATH=$($GIT_TEST_INSTALLED/git --exec-path) ||
1229 error "Cannot run git from $GIT_TEST_INSTALLED."
1230 PATH=$GIT_TEST_INSTALLED:$GIT_BUILD_DIR/t/helper:$PATH
1231 GIT_EXEC_PATH=${GIT_TEST_EXEC_PATH:-$GIT_EXEC_PATH}
1232 else # normal case, use ../bin-wrappers only unless $with_dashes:
1233 if test -n "$no_bin_wrappers"
1234 then
1235 with_dashes=t
1236 else
1237 git_bin_dir="$GIT_BUILD_DIR/bin-wrappers"
1238 if ! test -x "$git_bin_dir/git"
1239 then
1240 if test -z "$with_dashes"
1241 then
1242 say "$git_bin_dir/git is not executable; using GIT_EXEC_PATH"
1243 fi
1244 with_dashes=t
1245 fi
1246 PATH="$git_bin_dir:$PATH"
1247 fi
1248 GIT_EXEC_PATH=$GIT_BUILD_DIR
1249 if test -n "$with_dashes"
1250 then
1251 PATH="$GIT_BUILD_DIR:$GIT_BUILD_DIR/t/helper:$PATH"
1252 fi
1253 fi
1254 GIT_TEMPLATE_DIR="$GIT_BUILD_DIR"/templates/blt
1255 GIT_CONFIG_NOSYSTEM=1
1256 GIT_ATTR_NOSYSTEM=1
1257 export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_ATTR_NOSYSTEM
1258
1259 if test -z "$GIT_TEST_CMP"
1260 then
1261 if test -n "$GIT_TEST_CMP_USE_COPIED_CONTEXT"
1262 then
1263 GIT_TEST_CMP="$DIFF -c"
1264 else
1265 GIT_TEST_CMP="$DIFF -u"
1266 fi
1267 fi
1268
1269 GITPERLLIB="$GIT_BUILD_DIR"/perl/build/lib
1270 export GITPERLLIB
1271 test -d "$GIT_BUILD_DIR"/templates/blt || {
1272 error "You haven't built things yet, have you?"
1273 }
1274
1275 if ! test -x "$GIT_BUILD_DIR"/t/helper/test-tool$X
1276 then
1277 echo >&2 'You need to build test-tool:'
1278 echo >&2 'Run "make t/helper/test-tool" in the source (toplevel) directory'
1279 exit 1
1280 fi
1281
1282 # Test repository
1283 rm -fr "$TRASH_DIRECTORY" || {
1284 GIT_EXIT_OK=t
1285 echo >&5 "FATAL: Cannot prepare test area"
1286 exit 1
1287 }
1288
1289 HOME="$TRASH_DIRECTORY"
1290 GNUPGHOME="$HOME/gnupg-home-not-used"
1291 export HOME GNUPGHOME
1292
1293 if test -z "$TEST_NO_CREATE_REPO"
1294 then
1295 test_create_repo "$TRASH_DIRECTORY"
1296 else
1297 mkdir -p "$TRASH_DIRECTORY"
1298 fi
1299
1300 # Use -P to resolve symlinks in our working directory so that the cwd
1301 # in subprocesses like git equals our $PWD (for pathname comparisons).
1302 cd -P "$TRASH_DIRECTORY" || exit 1
1303
1304 this_test=${0##*/}
1305 this_test=${this_test%%-*}
1306 if match_pattern_list "$this_test" $GIT_SKIP_TESTS
1307 then
1308 say_color info >&3 "skipping test $this_test altogether"
1309 skip_all="skip all tests in $this_test"
1310 test_done
1311 fi
1312
1313 if test -n "$write_junit_xml"
1314 then
1315 junit_xml_dir="$TEST_OUTPUT_DIRECTORY/out"
1316 mkdir -p "$junit_xml_dir"
1317 junit_xml_base=${0##*/}
1318 junit_xml_path="$junit_xml_dir/TEST-${junit_xml_base%.sh}.xml"
1319 junit_attrs="name=\"${junit_xml_base%.sh}\""
1320 junit_attrs="$junit_attrs timestamp=\"$(TZ=UTC \
1321 date +%Y-%m-%dT%H:%M:%S)\""
1322 write_junit_xml --truncate "<testsuites>" " <testsuite $junit_attrs>"
1323 junit_suite_start=$(test-tool date getnanos)
1324 if test -n "$GIT_TEST_TEE_OUTPUT_FILE"
1325 then
1326 GIT_TEST_TEE_OFFSET=0
1327 fi
1328 fi
1329
1330 # Provide an implementation of the 'yes' utility; the upper bound
1331 # limit is there to help Windows that cannot stop this loop from
1332 # wasting cycles when the downstream stops reading, so do not be
1333 # tempted to turn it into an infinite loop. cf. 6129c930 ("test-lib:
1334 # limit the output of the yes utility", 2016-02-02)
1335 yes () {
1336 if test $# = 0
1337 then
1338 y=y
1339 else
1340 y="$*"
1341 fi
1342
1343 i=0
1344 while test $i -lt 99
1345 do
1346 echo "$y"
1347 i=$(($i+1))
1348 done
1349 }
1350
1351 # Fix some commands on Windows
1352 uname_s=$(uname -s)
1353 case $uname_s in
1354 *MINGW*)
1355 # Windows has its own (incompatible) sort and find
1356 sort () {
1357 /usr/bin/sort "$@"
1358 }
1359 find () {
1360 /usr/bin/find "$@"
1361 }
1362 # git sees Windows-style pwd
1363 pwd () {
1364 builtin pwd -W
1365 }
1366 # no POSIX permissions
1367 # backslashes in pathspec are converted to '/'
1368 # exec does not inherit the PID
1369 test_set_prereq MINGW
1370 test_set_prereq NATIVE_CRLF
1371 test_set_prereq SED_STRIPS_CR
1372 test_set_prereq GREP_STRIPS_CR
1373 GIT_TEST_CMP=mingw_test_cmp
1374 ;;
1375 *CYGWIN*)
1376 test_set_prereq POSIXPERM
1377 test_set_prereq EXECKEEPSPID
1378 test_set_prereq CYGWIN
1379 test_set_prereq SED_STRIPS_CR
1380 test_set_prereq GREP_STRIPS_CR
1381 ;;
1382 *)
1383 test_set_prereq POSIXPERM
1384 test_set_prereq BSLASHPSPEC
1385 test_set_prereq EXECKEEPSPID
1386 ;;
1387 esac
1388
1389 ( COLUMNS=1 && test $COLUMNS = 1 ) && test_set_prereq COLUMNS_CAN_BE_1
1390 test -z "$NO_PERL" && test_set_prereq PERL
1391 test -z "$NO_PTHREADS" && test_set_prereq PTHREADS
1392 test -z "$NO_PYTHON" && test_set_prereq PYTHON
1393 test -n "$USE_LIBPCRE1$USE_LIBPCRE2" && test_set_prereq PCRE
1394 test -n "$USE_LIBPCRE1" && test_set_prereq LIBPCRE1
1395 test -n "$USE_LIBPCRE2" && test_set_prereq LIBPCRE2
1396 test -z "$NO_GETTEXT" && test_set_prereq GETTEXT
1397
1398 if test -n "$GIT_TEST_GETTEXT_POISON_ORIG"
1399 then
1400 GIT_TEST_GETTEXT_POISON=$GIT_TEST_GETTEXT_POISON_ORIG
1401 unset GIT_TEST_GETTEXT_POISON_ORIG
1402 fi
1403
1404 # Can we rely on git's output in the C locale?
1405 if test -z "$GIT_TEST_GETTEXT_POISON"
1406 then
1407 test_set_prereq C_LOCALE_OUTPUT
1408 fi
1409
1410 if test -z "$GIT_TEST_CHECK_CACHE_TREE"
1411 then
1412 GIT_TEST_CHECK_CACHE_TREE=true
1413 export GIT_TEST_CHECK_CACHE_TREE
1414 fi
1415
1416 test_lazy_prereq PIPE '
1417 # test whether the filesystem supports FIFOs
1418 test_have_prereq !MINGW,!CYGWIN &&
1419 rm -f testfifo && mkfifo testfifo
1420 '
1421
1422 test_lazy_prereq SYMLINKS '
1423 # test whether the filesystem supports symbolic links
1424 ln -s x y && test -h y
1425 '
1426
1427 test_lazy_prereq FILEMODE '
1428 test "$(git config --bool core.filemode)" = true
1429 '
1430
1431 test_lazy_prereq CASE_INSENSITIVE_FS '
1432 echo good >CamelCase &&
1433 echo bad >camelcase &&
1434 test "$(cat CamelCase)" != good
1435 '
1436
1437 test_lazy_prereq FUNNYNAMES '
1438 test_have_prereq !MINGW &&
1439 touch -- \
1440 "FUNNYNAMES tab embedded" \
1441 "FUNNYNAMES \"quote embedded\"" \
1442 "FUNNYNAMES newline
1443 embedded" 2>/dev/null &&
1444 rm -- \
1445 "FUNNYNAMES tab embedded" \
1446 "FUNNYNAMES \"quote embedded\"" \
1447 "FUNNYNAMES newline
1448 embedded" 2>/dev/null
1449 '
1450
1451 test_lazy_prereq UTF8_NFD_TO_NFC '
1452 # check whether FS converts nfd unicode to nfc
1453 auml=$(printf "\303\244")
1454 aumlcdiar=$(printf "\141\314\210")
1455 >"$auml" &&
1456 test -f "$aumlcdiar"
1457 '
1458
1459 test_lazy_prereq AUTOIDENT '
1460 sane_unset GIT_AUTHOR_NAME &&
1461 sane_unset GIT_AUTHOR_EMAIL &&
1462 git var GIT_AUTHOR_IDENT
1463 '
1464
1465 test_lazy_prereq EXPENSIVE '
1466 test -n "$GIT_TEST_LONG"
1467 '
1468
1469 test_lazy_prereq EXPENSIVE_ON_WINDOWS '
1470 test_have_prereq EXPENSIVE || test_have_prereq !MINGW,!CYGWIN
1471 '
1472
1473 test_lazy_prereq USR_BIN_TIME '
1474 test -x /usr/bin/time
1475 '
1476
1477 test_lazy_prereq NOT_ROOT '
1478 uid=$(id -u) &&
1479 test "$uid" != 0
1480 '
1481
1482 test_lazy_prereq JGIT '
1483 type jgit
1484 '
1485
1486 # SANITY is about "can you correctly predict what the filesystem would
1487 # do by only looking at the permission bits of the files and
1488 # directories?" A typical example of !SANITY is running the test
1489 # suite as root, where a test may expect "chmod -r file && cat file"
1490 # to fail because file is supposed to be unreadable after a successful
1491 # chmod. In an environment (i.e. combination of what filesystem is
1492 # being used and who is running the tests) that lacks SANITY, you may
1493 # be able to delete or create a file when the containing directory
1494 # doesn't have write permissions, or access a file even if the
1495 # containing directory doesn't have read or execute permissions.
1496
1497 test_lazy_prereq SANITY '
1498 mkdir SANETESTD.1 SANETESTD.2 &&
1499
1500 chmod +w SANETESTD.1 SANETESTD.2 &&
1501 >SANETESTD.1/x 2>SANETESTD.2/x &&
1502 chmod -w SANETESTD.1 &&
1503 chmod -r SANETESTD.1/x &&
1504 chmod -rx SANETESTD.2 ||
1505 BUG "cannot prepare SANETESTD"
1506
1507 ! test -r SANETESTD.1/x &&
1508 ! rm SANETESTD.1/x && ! test -f SANETESTD.2/x
1509 status=$?
1510
1511 chmod +rwx SANETESTD.1 SANETESTD.2 &&
1512 rm -rf SANETESTD.1 SANETESTD.2 ||
1513 BUG "cannot clean SANETESTD"
1514 return $status
1515 '
1516
1517 test FreeBSD != $uname_s || GIT_UNZIP=${GIT_UNZIP:-/usr/local/bin/unzip}
1518 GIT_UNZIP=${GIT_UNZIP:-unzip}
1519 test_lazy_prereq UNZIP '
1520 "$GIT_UNZIP" -v
1521 test $? -ne 127
1522 '
1523
1524 run_with_limited_cmdline () {
1525 (ulimit -s 128 && "$@")
1526 }
1527
1528 test_lazy_prereq CMDLINE_LIMIT '
1529 test_have_prereq !MINGW,!CYGWIN &&
1530 run_with_limited_cmdline true
1531 '
1532
1533 run_with_limited_stack () {
1534 (ulimit -s 128 && "$@")
1535 }
1536
1537 test_lazy_prereq ULIMIT_STACK_SIZE '
1538 test_have_prereq !MINGW,!CYGWIN &&
1539 run_with_limited_stack true
1540 '
1541
1542 build_option () {
1543 git version --build-options |
1544 sed -ne "s/^$1: //p"
1545 }
1546
1547 test_lazy_prereq LONG_IS_64BIT '
1548 test 8 -le "$(build_option sizeof-long)"
1549 '
1550
1551 test_lazy_prereq TIME_IS_64BIT 'test-tool date is64bit'
1552 test_lazy_prereq TIME_T_IS_64BIT 'test-tool date time_t-is64bit'
1553
1554 test_lazy_prereq CURL '
1555 curl --version
1556 '
1557
1558 # SHA1 is a test if the hash algorithm in use is SHA-1. This is both for tests
1559 # which will not work with other hash algorithms and tests that work but don't
1560 # test anything meaningful (e.g. special values which cause short collisions).
1561 test_lazy_prereq SHA1 '
1562 test $(git hash-object /dev/null) = e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
1563 '
1564
1565 test_lazy_prereq REBASE_P '
1566 test -z "$GIT_TEST_SKIP_REBASE_P"
1567 '