forked from git/git
/
test-lib.sh
1965 lines (1756 loc) · 48.9 KB
/
test-lib.sh
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# Test framework for git. See t/README for usage.
#
# Copyright (c) 2005 Junio C Hamano
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see http://www.gnu.org/licenses/ .
# On Unix/Linux, the path separator is the colon, on other systems it
# may be different, though. On Windows, for example, it is a semicolon.
# If the PATH variable contains semicolons, it is pretty safe to assume
# that the path separator is a semicolon.
case "$PATH" in
*\;*) PATH_SEP=\; ;;
*) PATH_SEP=: ;;
esac
# Test the binaries we have just built. The tests are kept in
# t/ subdirectory and are run in 'trash directory' subdirectory.
if test -z "$TEST_DIRECTORY"
then
# ensure that TEST_DIRECTORY is an absolute path so that it
# is valid even if the current working directory is changed
TEST_DIRECTORY=$(pwd)
else
# The TEST_DIRECTORY will always be the path to the "t"
# directory in the git.git checkout. This is overridden by
# e.g. t/lib-subtest.sh, but only because its $(pwd) is
# different. Those tests still set "$TEST_DIRECTORY" to the
# same path.
#
# See use of "$GIT_BUILD_DIR" and "$TEST_DIRECTORY" below for
# hard assumptions about "$GIT_BUILD_DIR/t" existing and being
# the "$TEST_DIRECTORY", and e.g. "$TEST_DIRECTORY/helper"
# needing to exist.
TEST_DIRECTORY=$(cd "$TEST_DIRECTORY" && pwd) || exit 1
fi
if test -z "$TEST_OUTPUT_DIRECTORY"
then
# Similarly, override this to store the test-results subdir
# elsewhere
TEST_OUTPUT_DIRECTORY=$TEST_DIRECTORY
fi
GIT_BUILD_DIR="${TEST_DIRECTORY%/t}"
if test "$TEST_DIRECTORY" = "$GIT_BUILD_DIR"
then
echo "PANIC: Running in a $TEST_DIRECTORY that doesn't end in '/t'?" >&2
exit 1
fi
# Prepend a string to a VAR using an arbitrary ":" delimiter, not
# adding the delimiter if VAR or VALUE is empty. I.e. a generalized:
#
# VAR=$1${VAR:+${1:+$2}$VAR}
#
# Usage (using ":" as the $2 delimiter):
#
# prepend_var VAR : VALUE
prepend_var () {
eval "$1=\"$3\${$1:+${3:+$2}\$$1}\""
}
# If [AL]SAN is in effect we want to abort so that we notice
# problems. The GIT_SAN_OPTIONS variable can be used to set common
# defaults shared between [AL]SAN_OPTIONS.
prepend_var GIT_SAN_OPTIONS : abort_on_error=1
prepend_var GIT_SAN_OPTIONS : strip_path_prefix="$GIT_BUILD_DIR/"
# If we were built with ASAN, it may complain about leaks
# of program-lifetime variables. Disable it by default to lower
# the noise level. This needs to happen at the start of the script,
# before we even do our "did we build git yet" check (since we don't
# want that one to complain to stderr).
prepend_var ASAN_OPTIONS : $GIT_SAN_OPTIONS
prepend_var ASAN_OPTIONS : detect_leaks=0
export ASAN_OPTIONS
prepend_var LSAN_OPTIONS : $GIT_SAN_OPTIONS
prepend_var LSAN_OPTIONS : fast_unwind_on_malloc=0
export LSAN_OPTIONS
if test ! -f "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
then
echo >&2 'error: GIT-BUILD-OPTIONS missing (has Git been built?).'
exit 1
fi
. "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
export PERL_PATH SHELL_PATH
# In t0000, we need to override test directories of nested testcases. In case
# the developer has TEST_OUTPUT_DIRECTORY part of his build options, then we'd
# reset this value to instead contain what the developer has specified. We thus
# have this knob to allow overriding the directory.
if test -n "${TEST_OUTPUT_DIRECTORY_OVERRIDE}"
then
TEST_OUTPUT_DIRECTORY="${TEST_OUTPUT_DIRECTORY_OVERRIDE}"
fi
# Disallow the use of abbreviated options in the test suite by default
if test -z "${GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS}"
then
GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=true
export GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS
fi
# Explicitly set the default branch name for testing, to avoid the
# transitory "git init" warning under --verbose.
: ${GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME:=master}
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
################################################################
# It appears that people try to run tests without building...
"${GIT_TEST_INSTALLED:-$GIT_BUILD_DIR}/git$X" >/dev/null
if test $? != 1
then
if test -n "$GIT_TEST_INSTALLED"
then
echo >&2 "error: there is no working Git at '$GIT_TEST_INSTALLED'"
else
echo >&2 'error: you do not seem to have built git yet.'
fi
exit 1
fi
store_arg_to=
opt_required_arg=
# $1: option string
# $2: name of the var where the arg will be stored
mark_option_requires_arg () {
if test -n "$opt_required_arg"
then
echo "error: options that require args cannot be bundled" \
"together: '$opt_required_arg' and '$1'" >&2
exit 1
fi
opt_required_arg=$1
store_arg_to=$2
}
# These functions can be overridden e.g. to output JUnit XML
start_test_output () { :; }
start_test_case_output () { :; }
finalize_test_case_output () { :; }
finalize_test_output () { :; }
parse_option () {
local opt="$1"
case "$opt" in
-d|--d|--de|--deb|--debu|--debug)
debug=t ;;
-i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
immediate=t ;;
-l|--l|--lo|--lon|--long|--long-|--long-t|--long-te|--long-tes|--long-test|--long-tests)
GIT_TEST_LONG=t; export GIT_TEST_LONG ;;
-r)
mark_option_requires_arg "$opt" run_list
;;
--run=*)
run_list=${opt#--*=} ;;
-h|--h|--he|--hel|--help)
help=t ;;
-v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
verbose=t ;;
--verbose-only=*)
verbose_only=${opt#--*=}
;;
-q|--q|--qu|--qui|--quie|--quiet)
# Ignore --quiet under a TAP::Harness. Saying how many tests
# passed without the ok/not ok details is always an error.
test -z "$HARNESS_ACTIVE" && quiet=t ;;
--with-dashes)
with_dashes=t ;;
--no-bin-wrappers)
no_bin_wrappers=t ;;
--no-color)
color= ;;
--va|--val|--valg|--valgr|--valgri|--valgrin|--valgrind)
valgrind=memcheck
tee=t
;;
--valgrind=*)
valgrind=${opt#--*=}
tee=t
;;
--valgrind-only=*)
valgrind_only=${opt#--*=}
tee=t
;;
--tee)
tee=t ;;
--root=*)
root=${opt#--*=} ;;
--chain-lint)
GIT_TEST_CHAIN_LINT=1 ;;
--no-chain-lint)
GIT_TEST_CHAIN_LINT=0 ;;
-x)
trace=t ;;
-V|--verbose-log)
verbose_log=t
tee=t
;;
--write-junit-xml)
. "$TEST_DIRECTORY/test-lib-junit.sh"
;;
--github-workflow-markup)
. "$TEST_DIRECTORY/test-lib-github-workflow-markup.sh"
;;
--stress)
stress=t ;;
--stress=*)
echo "error: --stress does not accept an argument: '$opt'" >&2
echo "did you mean --stress-jobs=${opt#*=} or --stress-limit=${opt#*=}?" >&2
exit 1
;;
--stress-jobs=*)
stress=t;
stress_jobs=${opt#--*=}
case "$stress_jobs" in
*[!0-9]*|0*|"")
echo "error: --stress-jobs=<N> requires the number of jobs to run" >&2
exit 1
;;
*) # Good.
;;
esac
;;
--stress-limit=*)
stress=t;
stress_limit=${opt#--*=}
case "$stress_limit" in
*[!0-9]*|0*|"")
echo "error: --stress-limit=<N> requires the number of repetitions" >&2
exit 1
;;
*) # Good.
;;
esac
;;
--invert-exit-code)
invert_exit_code=t
;;
*)
echo "error: unknown test option '$opt'" >&2; exit 1 ;;
esac
}
# Parse options while taking care to leave $@ intact, so we will still
# have all the original command line options when executing the test
# script again for '--tee' and '--verbose-log' later.
for opt
do
if test -n "$store_arg_to"
then
eval $store_arg_to=\$opt
store_arg_to=
opt_required_arg=
continue
fi
case "$opt" in
--*|-?)
parse_option "$opt" ;;
-?*)
# bundled short options must be fed separately to parse_option
opt=${opt#-}
while test -n "$opt"
do
extra=${opt#?}
this=${opt%$extra}
opt=$extra
parse_option "-$this"
done
;;
*)
echo "error: unknown test option '$opt'" >&2; exit 1 ;;
esac
done
if test -n "$store_arg_to"
then
echo "error: $opt_required_arg requires an argument" >&2
exit 1
fi
if test -n "$valgrind_only"
then
test -z "$valgrind" && valgrind=memcheck
test -z "$verbose" && verbose_only="$valgrind_only"
elif test -n "$valgrind"
then
test -z "$verbose_log" && verbose=t
fi
if test -n "$stress"
then
verbose=t
trace=t
immediate=t
fi
TEST_STRESS_JOB_SFX="${GIT_TEST_STRESS_JOB_NR:+.stress-$GIT_TEST_STRESS_JOB_NR}"
TEST_NAME="$(basename "$0" .sh)"
TEST_NUMBER="${TEST_NAME%%-*}"
TEST_NUMBER="${TEST_NUMBER#t}"
TEST_RESULTS_DIR="$TEST_OUTPUT_DIRECTORY/test-results"
TEST_RESULTS_BASE="$TEST_RESULTS_DIR/$TEST_NAME$TEST_STRESS_JOB_SFX"
TEST_RESULTS_SAN_FILE_PFX=trace
TEST_RESULTS_SAN_DIR_SFX=leak
TEST_RESULTS_SAN_FILE=
TEST_RESULTS_SAN_DIR="$TEST_RESULTS_DIR/$TEST_NAME.$TEST_RESULTS_SAN_DIR_SFX"
TEST_RESULTS_SAN_DIR_NR_LEAKS_STARTUP=
TRASH_DIRECTORY="trash directory.$TEST_NAME$TEST_STRESS_JOB_SFX"
test -n "$root" && TRASH_DIRECTORY="$root/$TRASH_DIRECTORY"
case "$TRASH_DIRECTORY" in
/*) ;; # absolute path is good
*) TRASH_DIRECTORY="$TEST_OUTPUT_DIRECTORY/$TRASH_DIRECTORY" ;;
esac
# Utility functions using $TEST_RESULTS_* variables
nr_san_dir_leaks_ () {
# stderr piped to /dev/null because the directory may have
# been "rmdir"'d already.
find "$TEST_RESULTS_SAN_DIR" \
-type f \
-name "$TEST_RESULTS_SAN_FILE_PFX.*" 2>/dev/null |
wc -l
}
# If --stress was passed, run this test repeatedly in several parallel loops.
if test "$GIT_TEST_STRESS_STARTED" = "done"
then
: # Don't stress test again.
elif test -n "$stress"
then
if test -n "$stress_jobs"
then
job_count=$stress_jobs
elif test -n "$GIT_TEST_STRESS_LOAD"
then
job_count="$GIT_TEST_STRESS_LOAD"
elif job_count=$(getconf _NPROCESSORS_ONLN 2>/dev/null) &&
test -n "$job_count"
then
job_count=$((2 * $job_count))
else
job_count=8
fi
mkdir -p "$TEST_RESULTS_DIR"
stressfail="$TEST_RESULTS_BASE.stress-failed"
rm -f "$stressfail"
stress_exit=0
trap '
kill $job_pids 2>/dev/null
wait
stress_exit=1
' TERM INT HUP
job_pids=
job_nr=0
while test $job_nr -lt "$job_count"
do
(
GIT_TEST_STRESS_STARTED=done
GIT_TEST_STRESS_JOB_NR=$job_nr
export GIT_TEST_STRESS_STARTED GIT_TEST_STRESS_JOB_NR
trap '
kill $test_pid 2>/dev/null
wait
exit 1
' TERM INT
cnt=1
while ! test -e "$stressfail" &&
{ test -z "$stress_limit" ||
test $cnt -le $stress_limit ; }
do
$TEST_SHELL_PATH "$0" "$@" >"$TEST_RESULTS_BASE.stress-$job_nr.out" 2>&1 &
test_pid=$!
if wait $test_pid
then
printf "OK %2d.%d\n" $GIT_TEST_STRESS_JOB_NR $cnt
else
echo $GIT_TEST_STRESS_JOB_NR >>"$stressfail"
printf "FAIL %2d.%d\n" $GIT_TEST_STRESS_JOB_NR $cnt
fi
cnt=$(($cnt + 1))
done
) &
job_pids="$job_pids $!"
job_nr=$(($job_nr + 1))
done
wait
if test -f "$stressfail"
then
stress_exit=1
echo "Log(s) of failed test run(s):"
for failed_job_nr in $(sort -n "$stressfail")
do
echo "Contents of '$TEST_RESULTS_BASE.stress-$failed_job_nr.out':"
cat "$TEST_RESULTS_BASE.stress-$failed_job_nr.out"
done
rm -rf "$TRASH_DIRECTORY.stress-failed"
# Move the last one.
mv "$TRASH_DIRECTORY.stress-$failed_job_nr" "$TRASH_DIRECTORY.stress-failed"
fi
exit $stress_exit
fi
# if --tee was passed, write the output not only to the terminal, but
# additionally to the file test-results/$BASENAME.out, too.
if test "$GIT_TEST_TEE_STARTED" = "done"
then
: # do not redirect again
elif test -n "$tee"
then
mkdir -p "$TEST_RESULTS_DIR"
# Make this filename available to the sub-process in case it is using
# --verbose-log.
GIT_TEST_TEE_OUTPUT_FILE=$TEST_RESULTS_BASE.out
export GIT_TEST_TEE_OUTPUT_FILE
# Truncate before calling "tee -a" to get rid of the results
# from any previous runs.
>"$GIT_TEST_TEE_OUTPUT_FILE"
(GIT_TEST_TEE_STARTED=done ${TEST_SHELL_PATH} "$0" "$@" 2>&1;
echo $? >"$TEST_RESULTS_BASE.exit") | tee -a "$GIT_TEST_TEE_OUTPUT_FILE"
test "$(cat "$TEST_RESULTS_BASE.exit")" = 0
exit
fi
if test -n "$trace" && test -n "$test_untraceable"
then
# '-x' tracing requested, but this test script can't be reliably
# traced, unless it is run with a Bash version supporting
# BASH_XTRACEFD (introduced in Bash v4.1).
#
# Perform this version check _after_ the test script was
# potentially re-executed with $TEST_SHELL_PATH for '--tee' or
# '--verbose-log', so the right shell is checked and the
# warning is issued only once.
if test -n "$BASH_VERSION" && eval '
test ${BASH_VERSINFO[0]} -gt 4 || {
test ${BASH_VERSINFO[0]} -eq 4 &&
test ${BASH_VERSINFO[1]} -ge 1
}
'
then
: Executed by a Bash version supporting BASH_XTRACEFD. Good.
else
echo >&2 "warning: ignoring -x; '$0' is untraceable without BASH_XTRACEFD"
trace=
fi
fi
if test -n "$trace" && test -z "$verbose_log"
then
verbose=t
fi
# Since bash 5.0, checkwinsize is enabled by default which does
# update the COLUMNS variable every time a non-builtin command
# completes, even for non-interactive shells.
# Disable that since we are aiming for repeatability.
test -n "$BASH_VERSION" && shopt -u checkwinsize 2>/dev/null
# For repeatability, reset the environment to known value.
# TERM is sanitized below, after saving color control sequences.
LANG=C
LC_ALL=C
PAGER=cat
TZ=UTC
COLUMNS=80
export LANG LC_ALL PAGER TZ COLUMNS
EDITOR=:
# A call to "unset" with no arguments causes at least Solaris 10
# /usr/xpg4/bin/sh and /bin/ksh to bail out. So keep the unsets
# deriving from the command substitution clustered with the other
# ones.
unset VISUAL EMAIL LANGUAGE $(env | sed -n \
-e '/^GIT_TRACE/d' \
-e '/^GIT_DEBUG/d' \
-e '/^GIT_TEST/d' \
-e '/^GIT_.*_TEST/d' \
-e '/^GIT_PROVE/d' \
-e '/^GIT_VALGRIND/d' \
-e '/^GIT_UNZIP/d' \
-e '/^GIT_PERF_/d' \
-e '/^GIT_CURL_VERBOSE/d' \
-e '/^GIT_TRACE_CURL/d' \
-e 's/^\(GIT_[^=]*\)=.*/\1/p')
unset XDG_CACHE_HOME
unset XDG_CONFIG_HOME
unset GITPERLLIB
unset GIT_TRACE2_PARENT_NAME
unset GIT_TRACE2_PARENT_SID
TEST_AUTHOR_LOCALNAME=author
TEST_AUTHOR_DOMAIN=example.com
GIT_AUTHOR_EMAIL=${TEST_AUTHOR_LOCALNAME}@${TEST_AUTHOR_DOMAIN}
GIT_AUTHOR_NAME='A U Thor'
GIT_AUTHOR_DATE='1112354055 +0200'
TEST_COMMITTER_LOCALNAME=committer
TEST_COMMITTER_DOMAIN=example.com
GIT_COMMITTER_EMAIL=${TEST_COMMITTER_LOCALNAME}@${TEST_COMMITTER_DOMAIN}
GIT_COMMITTER_NAME='C O Mitter'
GIT_COMMITTER_DATE='1112354055 +0200'
GIT_MERGE_VERBOSITY=5
GIT_MERGE_AUTOEDIT=no
export GIT_MERGE_VERBOSITY GIT_MERGE_AUTOEDIT
export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
export EDITOR
GIT_DEFAULT_HASH="${GIT_TEST_DEFAULT_HASH:-sha1}"
export GIT_DEFAULT_HASH
GIT_TEST_MERGE_ALGORITHM="${GIT_TEST_MERGE_ALGORITHM:-ort}"
export GIT_TEST_MERGE_ALGORITHM
# Tests using GIT_TRACE typically don't want <timestamp> <file>:<line> output
GIT_TRACE_BARE=1
export GIT_TRACE_BARE
# Some tests scan the GIT_TRACE2_EVENT feed for events, but the
# default depth is 2, which frequently causes issues when the
# events are wrapped in new regions. Set it to a sufficiently
# large depth to avoid custom changes in the test suite.
GIT_TRACE2_EVENT_NESTING=100
export GIT_TRACE2_EVENT_NESTING
# Use specific version of the index file format
if test -n "${GIT_TEST_INDEX_VERSION:+isset}"
then
GIT_INDEX_VERSION="$GIT_TEST_INDEX_VERSION"
export GIT_INDEX_VERSION
fi
if test -n "$GIT_TEST_PERL_FATAL_WARNINGS"
then
GIT_PERL_FATAL_WARNINGS=1
export GIT_PERL_FATAL_WARNINGS
fi
case $GIT_TEST_FSYNC in
'')
GIT_TEST_FSYNC=0
export GIT_TEST_FSYNC
;;
esac
# Add libc MALLOC and MALLOC_PERTURB test only if we are not executing
# the test with valgrind and have not compiled with SANITIZE=address.
if test -n "$valgrind" ||
test -n "$SANITIZE_ADDRESS" ||
test -n "$TEST_NO_MALLOC_CHECK"
then
setup_malloc_check () {
: nothing
}
teardown_malloc_check () {
: nothing
}
else
_USE_GLIBC_TUNABLES=
if _GLIBC_VERSION=$(getconf GNU_LIBC_VERSION 2>/dev/null) &&
_GLIBC_VERSION=${_GLIBC_VERSION#"glibc "} &&
expr 2.34 \<= "$_GLIBC_VERSION" >/dev/null
then
_USE_GLIBC_TUNABLES=YesPlease
fi
setup_malloc_check () {
local g
local t
MALLOC_CHECK_=3 MALLOC_PERTURB_=165
export MALLOC_CHECK_ MALLOC_PERTURB_
if test -n "$_USE_GLIBC_TUNABLES"
then
g=
LD_PRELOAD="libc_malloc_debug.so.0"
for t in \
glibc.malloc.check=1 \
glibc.malloc.perturb=165
do
g="${g#:}:$t"
done
GLIBC_TUNABLES=$g
export LD_PRELOAD GLIBC_TUNABLES
fi
}
teardown_malloc_check () {
unset MALLOC_CHECK_ MALLOC_PERTURB_
unset LD_PRELOAD GLIBC_TUNABLES
}
fi
# Protect ourselves from common misconfiguration to export
# CDPATH into the environment
unset CDPATH
unset GREP_OPTIONS
unset UNZIP
case $(echo $GIT_TRACE |tr "[A-Z]" "[a-z]") in
1|2|true)
GIT_TRACE=4
;;
esac
# Line feed
LF='
'
# Single quote
SQ=\'
# UTF-8 ZERO WIDTH NON-JOINER, which HFS+ ignores
# when case-folding filenames
u200c=$(printf '\342\200\214')
export _x05 _x35 LF u200c EMPTY_TREE EMPTY_BLOB ZERO_OID OID_REGEX
# Each test should start with something like this, after copyright notices:
#
# test_description='Description of this test...
# This test checks if command xyzzy does the right thing...
# '
# . ./test-lib.sh
test "x$TERM" != "xdumb" && (
test -t 1 &&
tput bold >/dev/null 2>&1 &&
tput setaf 1 >/dev/null 2>&1 &&
tput sgr0 >/dev/null 2>&1
) &&
color=t
if test -n "$color"
then
# Save the color control sequences now rather than run tput
# each time say_color() is called. This is done for two
# reasons:
# * TERM will be changed to dumb
# * HOME will be changed to a temporary directory and tput
# might need to read ~/.terminfo from the original HOME
# directory to get the control sequences
# Note: This approach assumes the control sequences don't end
# in a newline for any terminal of interest (command
# substitutions strip trailing newlines). Given that most
# (all?) terminals in common use are related to ECMA-48, this
# shouldn't be a problem.
say_color_error=$(tput bold; tput setaf 1) # bold red
say_color_skip=$(tput setaf 4) # blue
say_color_warn=$(tput setaf 3) # brown/yellow
say_color_pass=$(tput setaf 2) # green
say_color_info=$(tput setaf 6) # cyan
say_color_reset=$(tput sgr0)
say_color_="" # no formatting for normal text
say_color () {
test -z "$1" && test -n "$quiet" && return
eval "say_color_color=\$say_color_$1"
shift
printf "%s\\n" "$say_color_color$*$say_color_reset"
}
else
say_color() {
test -z "$1" && test -n "$quiet" && return
shift
printf "%s\n" "$*"
}
fi
USER_TERM="$TERM"
TERM=dumb
export TERM USER_TERM
# What is written by tests to stdout and stderr is sent to different places
# depending on the test mode (e.g. /dev/null in non-verbose mode, piped to tee
# with --tee option, etc.). We save the original stdin to FD #6 and stdout and
# stderr to #5 and #7, so that the test framework can use them (e.g. for
# printing errors within the test framework) independently of the test mode.
exec 5>&1
exec 6<&0
exec 7>&2
_error_exit () {
finalize_test_output
GIT_EXIT_OK=t
exit 1
}
error () {
say_color error "error: $*"
_error_exit
}
BUG () {
error >&7 "bug in the test script: $*"
}
BAIL_OUT () {
test $# -ne 1 && BUG "1 param"
# Do not change "Bail out! " string. It's part of TAP syntax:
# https://testanything.org/tap-specification.html
local bail_out="Bail out! "
local message="$1"
say_color >&5 error $bail_out "$message"
_error_exit
}
say () {
say_color info "$*"
}
if test -n "$HARNESS_ACTIVE"
then
if test "$verbose" = t || test -n "$verbose_only"
then
BAIL_OUT 'verbose mode forbidden under TAP harness; try --verbose-log'
fi
fi
test "${test_description}" != "" ||
error "Test script did not set test_description."
if test "$help" = "t"
then
printf '%s\n' "$test_description"
exit 0
fi
if test "$verbose_log" = "t"
then
exec 3>>"$GIT_TEST_TEE_OUTPUT_FILE" 4>&3
elif test "$verbose" = "t"
then
exec 4>&2 3>&1
else
exec 4>/dev/null 3>/dev/null
fi
# Send any "-x" output directly to stderr to avoid polluting tests
# which capture stderr. We can do this unconditionally since it
# has no effect if tracing isn't turned on.
#
# Note that this sets up the trace fd as soon as we assign the variable, so it
# must come after the creation of descriptor 4 above. Likewise, we must never
# unset this, as it has the side effect of closing descriptor 4, which we
# use to show verbose tests to the user.
#
# Note also that we don't need or want to export it. The tracing is local to
# this shell, and we would not want to influence any shells we exec.
BASH_XTRACEFD=4
test_failure=0
test_count=0
test_fixed=0
test_broken=0
test_success=0
test_missing_prereq=
test_external_has_tap=0
die () {
code=$?
# This is responsible for running the atexit commands even when a
# test script run with '--immediate' fails, or when the user hits
# ctrl-C, i.e. when 'test_done' is not invoked at all.
test_atexit_handler || code=$?
if test -n "$GIT_EXIT_OK"
then
exit $code
else
echo >&5 "FATAL: Unexpected exit with code $code"
exit 1
fi
}
GIT_EXIT_OK=
trap 'die' EXIT
# Disable '-x' tracing, because with some shells, notably dash, it
# prevents running the cleanup commands when a test script run with
# '--verbose-log -x' is interrupted.
trap '{ code=$?; set +x; } 2>/dev/null; exit $code' INT TERM HUP
# The user-facing functions are loaded from a separate file so that
# test_perf subshells can have them too
. "$TEST_DIRECTORY/test-lib-functions.sh"
# You are not expected to call test_ok_ and test_failure_ directly, use
# the test_expect_* functions instead.
test_ok_ () {
test_success=$(($test_success + 1))
say_color "" "ok $test_count - $@"
finalize_test_case_output ok "$@"
}
_invert_exit_code_failure_end_blurb () {
say_color warn "# faked up failures as TODO & now exiting with 0 due to --invert-exit-code"
}
test_failure_ () {
failure_label=$1
test_failure=$(($test_failure + 1))
local pfx=""
if test -n "$invert_exit_code" # && test -n "$HARNESS_ACTIVE"
then
pfx="# TODO induced breakage (--invert-exit-code):"
fi
say_color error "not ok $test_count - ${pfx:+$pfx }$1"
shift
printf '%s\n' "$*" | sed -e 's/^/# /'
if test -n "$immediate"
then
say_color error "1..$test_count"
if test -n "$invert_exit_code"
then
finalize_test_output
_invert_exit_code_failure_end_blurb
GIT_EXIT_OK=t
exit 0
fi
_error_exit
fi
finalize_test_case_output failure "$failure_label" "$@"
}
test_known_broken_ok_ () {
test_fixed=$(($test_fixed+1))
say_color error "ok $test_count - $1 # TODO known breakage vanished"
finalize_test_case_output fixed "$1"
}
test_known_broken_failure_ () {
test_broken=$(($test_broken+1))
say_color warn "not ok $test_count - $1 # TODO known breakage"
finalize_test_case_output broken "$1"
}
test_debug () {
test "$debug" = "" || eval "$1"
}
match_pattern_list () {
arg="$1"
shift
test -z "$*" && return 1
# We need to use "$*" to get field-splitting, but we want to
# disable globbing, since we are matching against an arbitrary
# $arg, not what's in the filesystem. Using "set -f" accomplishes
# that, but we must do it in a subshell to avoid impacting the
# rest of the script. The exit value of the subshell becomes
# the function's return value.
(
set -f
for pattern_ in $*
do
case "$arg" in
$pattern_)
exit 0
;;
esac
done
exit 1
)
}
match_test_selector_list () {
operation="$1"
shift
title="$1"
shift
arg="$1"
shift
test -z "$1" && return 0
# Commas are accepted as separators.
OLDIFS=$IFS
IFS=','
set -- $1
IFS=$OLDIFS
# If the first selector is negative we include by default.
include=
case "$1" in
!*) include=t ;;
esac
for selector
do
orig_selector=$selector
positive=t
case "$selector" in
!*)
positive=
selector=${selector##?}
;;
esac
test -z "$selector" && continue
case "$selector" in
*-*)
if expr "z${selector%%-*}" : "z[0-9]*[^0-9]" >/dev/null
then
echo "error: $operation: invalid non-numeric in range" \
"start: '$orig_selector'" >&2
exit 1
fi
if expr "z${selector#*-}" : "z[0-9]*[^0-9]" >/dev/null
then
echo "error: $operation: invalid non-numeric in range" \
"end: '$orig_selector'" >&2
exit 1
fi
;;
*)
if expr "z$selector" : "z[0-9]*[^0-9]" >/dev/null
then
case "$title" in *${selector}*)
include=$positive
;;
esac
continue
fi
esac
# Short cut for "obvious" cases
test -z "$include" && test -z "$positive" && continue
test -n "$include" && test -n "$positive" && continue
case "$selector" in
-*)
if test $arg -le ${selector#-}
then
include=$positive
fi
;;
*-)
if test $arg -ge ${selector%-}
then
include=$positive
fi
;;
*-*)
if test ${selector%%-*} -le $arg \
&& test $arg -le ${selector#*-}
then
include=$positive
fi
;;
*)
if test $arg -eq $selector
then
include=$positive
fi
;;
esac
done
test -n "$include"
}
maybe_teardown_verbose () {
test -z "$verbose_only" && return
exec 4>/dev/null 3>/dev/null
verbose=
}
last_verbose=t
maybe_setup_verbose () {
test -z "$verbose_only" && return
if match_pattern_list $test_count "$verbose_only"
then
exec 4>&2 3>&1
# Emit a delimiting blank line when going from
# non-verbose to verbose. Within verbose mode the
# delimiter is printed by test_expect_*. The choice
# of the initial $last_verbose is such that before