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12a29b1a TR |
1 | #!/bin/sh |
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 | # The semantics of the editor variables are that of invoking | |
19 | # sh -c "$EDITOR \"$@\"" files ... | |
20 | # | |
21 | # If our trash directory contains shell metacharacters, they will be | |
22 | # interpreted if we just set $EDITOR directly, so do a little dance with | |
23 | # environment variables to work around this. | |
24 | # | |
25 | # In particular, quoting isn't enough, as the path may contain the same quote | |
26 | # that we're using. | |
27 | test_set_editor () { | |
28 | FAKE_EDITOR="$1" | |
29 | export FAKE_EDITOR | |
30 | EDITOR='"$FAKE_EDITOR"' | |
31 | export EDITOR | |
32 | } | |
33 | ||
34 | test_decode_color () { | |
35 | awk ' | |
36 | function name(n) { | |
37 | if (n == 0) return "RESET"; | |
38 | if (n == 1) return "BOLD"; | |
39 | if (n == 30) return "BLACK"; | |
40 | if (n == 31) return "RED"; | |
41 | if (n == 32) return "GREEN"; | |
42 | if (n == 33) return "YELLOW"; | |
43 | if (n == 34) return "BLUE"; | |
44 | if (n == 35) return "MAGENTA"; | |
45 | if (n == 36) return "CYAN"; | |
46 | if (n == 37) return "WHITE"; | |
47 | if (n == 40) return "BLACK"; | |
48 | if (n == 41) return "BRED"; | |
49 | if (n == 42) return "BGREEN"; | |
50 | if (n == 43) return "BYELLOW"; | |
51 | if (n == 44) return "BBLUE"; | |
52 | if (n == 45) return "BMAGENTA"; | |
53 | if (n == 46) return "BCYAN"; | |
54 | if (n == 47) return "BWHITE"; | |
55 | } | |
56 | { | |
57 | while (match($0, /\033\[[0-9;]*m/) != 0) { | |
58 | printf "%s<", substr($0, 1, RSTART-1); | |
59 | codes = substr($0, RSTART+2, RLENGTH-3); | |
60 | if (length(codes) == 0) | |
61 | printf "%s", name(0) | |
62 | else { | |
63 | n = split(codes, ary, ";"); | |
64 | sep = ""; | |
65 | for (i = 1; i <= n; i++) { | |
66 | printf "%s%s", sep, name(ary[i]); | |
67 | sep = ";" | |
68 | } | |
69 | } | |
70 | printf ">"; | |
71 | $0 = substr($0, RSTART + RLENGTH, length($0) - RSTART - RLENGTH + 1); | |
72 | } | |
73 | ||
74 | } | |
75 | ' | |
76 | } | |
77 | ||
78 | nul_to_q () { | |
7096b648 | 79 | "$PERL_PATH" -pe 'y/\000/Q/' |
12a29b1a TR |
80 | } |
81 | ||
82 | q_to_nul () { | |
7096b648 | 83 | "$PERL_PATH" -pe 'y/Q/\000/' |
12a29b1a TR |
84 | } |
85 | ||
86 | q_to_cr () { | |
87 | tr Q '\015' | |
88 | } | |
89 | ||
90 | q_to_tab () { | |
91 | tr Q '\011' | |
92 | } | |
93 | ||
250b3c6c JH |
94 | qz_to_tab_space () { |
95 | tr QZ '\011\040' | |
12a29b1a TR |
96 | } |
97 | ||
98 | append_cr () { | |
99 | sed -e 's/$/Q/' | tr Q '\015' | |
100 | } | |
101 | ||
102 | remove_cr () { | |
103 | tr '\015' Q | sed -e 's/Q$//' | |
104 | } | |
105 | ||
106 | # In some bourne shell implementations, the "unset" builtin returns | |
107 | # nonzero status when a variable to be unset was not set in the first | |
108 | # place. | |
109 | # | |
110 | # Use sane_unset when that should not be considered an error. | |
111 | ||
112 | sane_unset () { | |
113 | unset "$@" | |
114 | return 0 | |
115 | } | |
116 | ||
117 | test_tick () { | |
118 | if test -z "${test_tick+set}" | |
119 | then | |
120 | test_tick=1112911993 | |
121 | else | |
122 | test_tick=$(($test_tick + 60)) | |
123 | fi | |
124 | GIT_COMMITTER_DATE="$test_tick -0700" | |
125 | GIT_AUTHOR_DATE="$test_tick -0700" | |
126 | export GIT_COMMITTER_DATE GIT_AUTHOR_DATE | |
127 | } | |
128 | ||
129 | # Stop execution and start a shell. This is useful for debugging tests and | |
130 | # only makes sense together with "-v". | |
131 | # | |
132 | # Be sure to remove all invocations of this command before submitting. | |
133 | ||
134 | test_pause () { | |
135 | if test "$verbose" = t; then | |
136 | "$SHELL_PATH" <&6 >&3 2>&4 | |
137 | else | |
138 | error >&5 "test_pause requires --verbose" | |
139 | fi | |
140 | } | |
141 | ||
4c994194 | 142 | # Call test_commit with the arguments "<message> [<file> [<contents> [<tag>]]]" |
12a29b1a TR |
143 | # |
144 | # This will commit a file with the given contents and the given commit | |
4c994194 | 145 | # message, and tag the resulting commit with the given tag name. |
12a29b1a | 146 | # |
4c994194 | 147 | # <file>, <contents>, and <tag> all default to <message>. |
12a29b1a TR |
148 | |
149 | test_commit () { | |
9a0231b3 | 150 | notick= && |
5ed75e2a MV |
151 | signoff= && |
152 | while test $# != 0 | |
153 | do | |
154 | case "$1" in | |
155 | --notick) | |
156 | notick=yes | |
157 | ;; | |
158 | --signoff) | |
159 | signoff="$1" | |
160 | ;; | |
161 | *) | |
162 | break | |
163 | ;; | |
164 | esac | |
9a0231b3 | 165 | shift |
5ed75e2a | 166 | done && |
9a0231b3 | 167 | file=${2:-"$1.t"} && |
12a29b1a TR |
168 | echo "${3-$1}" > "$file" && |
169 | git add "$file" && | |
9a0231b3 JH |
170 | if test -z "$notick" |
171 | then | |
172 | test_tick | |
173 | fi && | |
5ed75e2a | 174 | git commit $signoff -m "$1" && |
4c994194 | 175 | git tag "${4:-$1}" |
12a29b1a TR |
176 | } |
177 | ||
178 | # Call test_merge with the arguments "<message> <commit>", where <commit> | |
179 | # can be a tag pointing to the commit-to-merge. | |
180 | ||
181 | test_merge () { | |
182 | test_tick && | |
183 | git merge -m "$1" "$2" && | |
184 | git tag "$1" | |
185 | } | |
186 | ||
187 | # This function helps systems where core.filemode=false is set. | |
188 | # Use it instead of plain 'chmod +x' to set or unset the executable bit | |
189 | # of a file in the working directory and add it to the index. | |
190 | ||
191 | test_chmod () { | |
192 | chmod "$@" && | |
193 | git update-index --add "--chmod=$@" | |
194 | } | |
195 | ||
196 | # Unset a configuration variable, but don't fail if it doesn't exist. | |
197 | test_unconfig () { | |
198 | git config --unset-all "$@" | |
199 | config_status=$? | |
200 | case "$config_status" in | |
201 | 5) # ok, nothing to unset | |
202 | config_status=0 | |
203 | ;; | |
204 | esac | |
205 | return $config_status | |
206 | } | |
207 | ||
208 | # Set git config, automatically unsetting it after the test is over. | |
209 | test_config () { | |
210 | test_when_finished "test_unconfig '$1'" && | |
211 | git config "$@" | |
212 | } | |
213 | ||
214 | test_config_global () { | |
215 | test_when_finished "test_unconfig --global '$1'" && | |
216 | git config --global "$@" | |
217 | } | |
218 | ||
219 | write_script () { | |
220 | { | |
221 | echo "#!${2-"$SHELL_PATH"}" && | |
222 | cat | |
223 | } >"$1" && | |
224 | chmod +x "$1" | |
225 | } | |
226 | ||
227 | # Use test_set_prereq to tell that a particular prerequisite is available. | |
228 | # The prerequisite can later be checked for in two ways: | |
229 | # | |
230 | # - Explicitly using test_have_prereq. | |
231 | # | |
232 | # - Implicitly by specifying the prerequisite tag in the calls to | |
233 | # test_expect_{success,failure,code}. | |
234 | # | |
235 | # The single parameter is the prerequisite tag (a simple word, in all | |
236 | # capital letters by convention). | |
237 | ||
238 | test_set_prereq () { | |
f3cfc3b2 | 239 | satisfied_prereq="$satisfied_prereq$1 " |
12a29b1a | 240 | } |
f3cfc3b2 | 241 | satisfied_prereq=" " |
04083f27 JH |
242 | lazily_testable_prereq= lazily_tested_prereq= |
243 | ||
244 | # Usage: test_lazy_prereq PREREQ 'script' | |
245 | test_lazy_prereq () { | |
246 | lazily_testable_prereq="$lazily_testable_prereq$1 " | |
247 | eval test_prereq_lazily_$1=\$2 | |
248 | } | |
249 | ||
250 | test_run_lazy_prereq_ () { | |
251 | script=' | |
252 | mkdir -p "$TRASH_DIRECTORY/prereq-test-dir" && | |
253 | ( | |
254 | cd "$TRASH_DIRECTORY/prereq-test-dir" &&'"$2"' | |
255 | )' | |
256 | say >&3 "checking prerequisite: $1" | |
257 | say >&3 "$script" | |
258 | test_eval_ "$script" | |
259 | eval_ret=$? | |
260 | rm -rf "$TRASH_DIRECTORY/prereq-test-dir" | |
261 | if test "$eval_ret" = 0; then | |
262 | say >&3 "prerequisite $1 ok" | |
263 | else | |
264 | say >&3 "prerequisite $1 not satisfied" | |
265 | fi | |
266 | return $eval_ret | |
267 | } | |
12a29b1a TR |
268 | |
269 | test_have_prereq () { | |
270 | # prerequisites can be concatenated with ',' | |
271 | save_IFS=$IFS | |
272 | IFS=, | |
273 | set -- $* | |
274 | IFS=$save_IFS | |
275 | ||
276 | total_prereq=0 | |
277 | ok_prereq=0 | |
278 | missing_prereq= | |
279 | ||
280 | for prerequisite | |
281 | do | |
bdccd3c1 JK |
282 | case "$prerequisite" in |
283 | !*) | |
284 | negative_prereq=t | |
285 | prerequisite=${prerequisite#!} | |
286 | ;; | |
287 | *) | |
288 | negative_prereq= | |
289 | esac | |
290 | ||
04083f27 JH |
291 | case " $lazily_tested_prereq " in |
292 | *" $prerequisite "*) | |
293 | ;; | |
294 | *) | |
295 | case " $lazily_testable_prereq " in | |
296 | *" $prerequisite "*) | |
297 | eval "script=\$test_prereq_lazily_$prerequisite" && | |
298 | if test_run_lazy_prereq_ "$prerequisite" "$script" | |
299 | then | |
300 | test_set_prereq $prerequisite | |
301 | fi | |
302 | lazily_tested_prereq="$lazily_tested_prereq$prerequisite " | |
303 | esac | |
304 | ;; | |
305 | esac | |
306 | ||
12a29b1a | 307 | total_prereq=$(($total_prereq + 1)) |
f3cfc3b2 | 308 | case "$satisfied_prereq" in |
12a29b1a | 309 | *" $prerequisite "*) |
bdccd3c1 JK |
310 | satisfied_this_prereq=t |
311 | ;; | |
312 | *) | |
313 | satisfied_this_prereq= | |
314 | esac | |
315 | ||
316 | case "$satisfied_this_prereq,$negative_prereq" in | |
317 | t,|,t) | |
12a29b1a TR |
318 | ok_prereq=$(($ok_prereq + 1)) |
319 | ;; | |
320 | *) | |
bdccd3c1 JK |
321 | # Keep a list of missing prerequisites; restore |
322 | # the negative marker if necessary. | |
323 | prerequisite=${negative_prereq:+!}$prerequisite | |
12a29b1a TR |
324 | if test -z "$missing_prereq" |
325 | then | |
326 | missing_prereq=$prerequisite | |
327 | else | |
328 | missing_prereq="$prerequisite,$missing_prereq" | |
329 | fi | |
330 | esac | |
331 | done | |
332 | ||
333 | test $total_prereq = $ok_prereq | |
334 | } | |
335 | ||
336 | test_declared_prereq () { | |
337 | case ",$test_prereq," in | |
338 | *,$1,*) | |
339 | return 0 | |
340 | ;; | |
341 | esac | |
342 | return 1 | |
343 | } | |
344 | ||
345 | test_expect_failure () { | |
ae75342c | 346 | test_start_ |
12a29b1a TR |
347 | test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq= |
348 | test "$#" = 2 || | |
349 | error "bug in the test script: not 2 or 3 parameters to test-expect-failure" | |
350 | export test_prereq | |
351 | if ! test_skip "$@" | |
352 | then | |
353 | say >&3 "checking known breakage: $2" | |
354 | if test_run_ "$2" expecting_failure | |
355 | then | |
356 | test_known_broken_ok_ "$1" | |
357 | else | |
358 | test_known_broken_failure_ "$1" | |
359 | fi | |
360 | fi | |
ae75342c | 361 | test_finish_ |
12a29b1a TR |
362 | } |
363 | ||
364 | test_expect_success () { | |
ae75342c | 365 | test_start_ |
12a29b1a TR |
366 | test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq= |
367 | test "$#" = 2 || | |
368 | error "bug in the test script: not 2 or 3 parameters to test-expect-success" | |
369 | export test_prereq | |
370 | if ! test_skip "$@" | |
371 | then | |
372 | say >&3 "expecting success: $2" | |
373 | if test_run_ "$2" | |
374 | then | |
375 | test_ok_ "$1" | |
376 | else | |
377 | test_failure_ "$@" | |
378 | fi | |
379 | fi | |
ae75342c | 380 | test_finish_ |
12a29b1a TR |
381 | } |
382 | ||
383 | # test_external runs external test scripts that provide continuous | |
384 | # test output about their progress, and succeeds/fails on | |
385 | # zero/non-zero exit code. It outputs the test output on stdout even | |
386 | # in non-verbose mode, and announces the external script with "# run | |
387 | # <n>: ..." before running it. When providing relative paths, keep in | |
388 | # mind that all scripts run in "trash directory". | |
389 | # Usage: test_external description command arguments... | |
390 | # Example: test_external 'Perl API' perl ../path/to/test.pl | |
391 | test_external () { | |
392 | test "$#" = 4 && { test_prereq=$1; shift; } || test_prereq= | |
393 | test "$#" = 3 || | |
394 | error >&5 "bug in the test script: not 3 or 4 parameters to test_external" | |
395 | descr="$1" | |
396 | shift | |
397 | export test_prereq | |
398 | if ! test_skip "$descr" "$@" | |
399 | then | |
400 | # Announce the script to reduce confusion about the | |
401 | # test output that follows. | |
402 | say_color "" "# run $test_count: $descr ($*)" | |
403 | # Export TEST_DIRECTORY, TRASH_DIRECTORY and GIT_TEST_LONG | |
404 | # to be able to use them in script | |
405 | export TEST_DIRECTORY TRASH_DIRECTORY GIT_TEST_LONG | |
406 | # Run command; redirect its stderr to &4 as in | |
407 | # test_run_, but keep its stdout on our stdout even in | |
408 | # non-verbose mode. | |
409 | "$@" 2>&4 | |
410 | if [ "$?" = 0 ] | |
411 | then | |
412 | if test $test_external_has_tap -eq 0; then | |
413 | test_ok_ "$descr" | |
414 | else | |
415 | say_color "" "# test_external test $descr was ok" | |
416 | test_success=$(($test_success + 1)) | |
417 | fi | |
418 | else | |
419 | if test $test_external_has_tap -eq 0; then | |
420 | test_failure_ "$descr" "$@" | |
421 | else | |
422 | say_color error "# test_external test $descr failed: $@" | |
423 | test_failure=$(($test_failure + 1)) | |
424 | fi | |
425 | fi | |
426 | fi | |
427 | } | |
428 | ||
429 | # Like test_external, but in addition tests that the command generated | |
430 | # no output on stderr. | |
431 | test_external_without_stderr () { | |
432 | # The temporary file has no (and must have no) security | |
433 | # implications. | |
434 | tmp=${TMPDIR:-/tmp} | |
435 | stderr="$tmp/git-external-stderr.$$.tmp" | |
436 | test_external "$@" 4> "$stderr" | |
437 | [ -f "$stderr" ] || error "Internal error: $stderr disappeared." | |
438 | descr="no stderr: $1" | |
439 | shift | |
440 | say >&3 "# expecting no stderr from previous command" | |
441 | if [ ! -s "$stderr" ]; then | |
442 | rm "$stderr" | |
443 | ||
444 | if test $test_external_has_tap -eq 0; then | |
445 | test_ok_ "$descr" | |
446 | else | |
447 | say_color "" "# test_external_without_stderr test $descr was ok" | |
448 | test_success=$(($test_success + 1)) | |
449 | fi | |
450 | else | |
451 | if [ "$verbose" = t ]; then | |
452 | output=`echo; echo "# Stderr is:"; cat "$stderr"` | |
453 | else | |
454 | output= | |
455 | fi | |
456 | # rm first in case test_failure exits. | |
457 | rm "$stderr" | |
458 | if test $test_external_has_tap -eq 0; then | |
459 | test_failure_ "$descr" "$@" "$output" | |
460 | else | |
461 | say_color error "# test_external_without_stderr test $descr failed: $@: $output" | |
462 | test_failure=$(($test_failure + 1)) | |
463 | fi | |
464 | fi | |
465 | } | |
466 | ||
467 | # debugging-friendly alternatives to "test [-f|-d|-e]" | |
468 | # The commands test the existence or non-existence of $1. $2 can be | |
469 | # given to provide a more precise diagnosis. | |
470 | test_path_is_file () { | |
471 | if ! [ -f "$1" ] | |
472 | then | |
473 | echo "File $1 doesn't exist. $*" | |
474 | false | |
475 | fi | |
476 | } | |
477 | ||
478 | test_path_is_dir () { | |
479 | if ! [ -d "$1" ] | |
480 | then | |
481 | echo "Directory $1 doesn't exist. $*" | |
482 | false | |
483 | fi | |
484 | } | |
485 | ||
486 | test_path_is_missing () { | |
487 | if [ -e "$1" ] | |
488 | then | |
489 | echo "Path exists:" | |
490 | ls -ld "$1" | |
491 | if [ $# -ge 1 ]; then | |
492 | echo "$*" | |
493 | fi | |
494 | false | |
495 | fi | |
496 | } | |
497 | ||
498 | # test_line_count checks that a file has the number of lines it | |
499 | # ought to. For example: | |
500 | # | |
501 | # test_expect_success 'produce exactly one line of output' ' | |
502 | # do something >output && | |
503 | # test_line_count = 1 output | |
504 | # ' | |
505 | # | |
506 | # is like "test $(wc -l <output) = 1" except that it passes the | |
507 | # output through when the number of lines is wrong. | |
508 | ||
509 | test_line_count () { | |
510 | if test $# != 3 | |
511 | then | |
512 | error "bug in the test script: not 3 parameters to test_line_count" | |
513 | elif ! test $(wc -l <"$3") "$1" "$2" | |
514 | then | |
515 | echo "test_line_count: line count for $3 !$1 $2" | |
516 | cat "$3" | |
517 | return 1 | |
518 | fi | |
519 | } | |
520 | ||
521 | # This is not among top-level (test_expect_success | test_expect_failure) | |
522 | # but is a prefix that can be used in the test script, like: | |
523 | # | |
524 | # test_expect_success 'complain and die' ' | |
525 | # do something && | |
526 | # do something else && | |
527 | # test_must_fail git checkout ../outerspace | |
528 | # ' | |
529 | # | |
530 | # Writing this as "! git checkout ../outerspace" is wrong, because | |
531 | # the failure could be due to a segv. We want a controlled failure. | |
532 | ||
533 | test_must_fail () { | |
534 | "$@" | |
535 | exit_code=$? | |
536 | if test $exit_code = 0; then | |
537 | echo >&2 "test_must_fail: command succeeded: $*" | |
538 | return 1 | |
539 | elif test $exit_code -gt 129 -a $exit_code -le 192; then | |
540 | echo >&2 "test_must_fail: died by signal: $*" | |
541 | return 1 | |
542 | elif test $exit_code = 127; then | |
543 | echo >&2 "test_must_fail: command not found: $*" | |
544 | return 1 | |
eeb69131 TR |
545 | elif test $exit_code = 126; then |
546 | echo >&2 "test_must_fail: valgrind error: $*" | |
547 | return 1 | |
12a29b1a TR |
548 | fi |
549 | return 0 | |
550 | } | |
551 | ||
552 | # Similar to test_must_fail, but tolerates success, too. This is | |
553 | # meant to be used in contexts like: | |
554 | # | |
555 | # test_expect_success 'some command works without configuration' ' | |
556 | # test_might_fail git config --unset all.configuration && | |
557 | # do something | |
558 | # ' | |
559 | # | |
560 | # Writing "git config --unset all.configuration || :" would be wrong, | |
561 | # because we want to notice if it fails due to segv. | |
562 | ||
563 | test_might_fail () { | |
564 | "$@" | |
565 | exit_code=$? | |
566 | if test $exit_code -gt 129 -a $exit_code -le 192; then | |
567 | echo >&2 "test_might_fail: died by signal: $*" | |
568 | return 1 | |
569 | elif test $exit_code = 127; then | |
570 | echo >&2 "test_might_fail: command not found: $*" | |
571 | return 1 | |
572 | fi | |
573 | return 0 | |
574 | } | |
575 | ||
576 | # Similar to test_must_fail and test_might_fail, but check that a | |
577 | # given command exited with a given exit code. Meant to be used as: | |
578 | # | |
579 | # test_expect_success 'Merge with d/f conflicts' ' | |
580 | # test_expect_code 1 git merge "merge msg" B master | |
581 | # ' | |
582 | ||
583 | test_expect_code () { | |
584 | want_code=$1 | |
585 | shift | |
586 | "$@" | |
587 | exit_code=$? | |
588 | if test $exit_code = $want_code | |
589 | then | |
590 | return 0 | |
591 | fi | |
592 | ||
593 | echo >&2 "test_expect_code: command exited with $exit_code, we wanted $want_code $*" | |
594 | return 1 | |
595 | } | |
596 | ||
597 | # test_cmp is a helper function to compare actual and expected output. | |
598 | # You can use it like: | |
599 | # | |
600 | # test_expect_success 'foo works' ' | |
601 | # echo expected >expected && | |
602 | # foo >actual && | |
603 | # test_cmp expected actual | |
604 | # ' | |
605 | # | |
606 | # This could be written as either "cmp" or "diff -u", but: | |
607 | # - cmp's output is not nearly as easy to read as diff -u | |
608 | # - not all diff versions understand "-u" | |
609 | ||
610 | test_cmp() { | |
611 | $GIT_TEST_CMP "$@" | |
612 | } | |
613 | ||
ca8d148d JH |
614 | # Check if the file expected to be empty is indeed empty, and barfs |
615 | # otherwise. | |
616 | ||
617 | test_must_be_empty () { | |
618 | if test -s "$1" | |
619 | then | |
620 | echo "'$1' is not empty, it contains:" | |
621 | cat "$1" | |
622 | return 1 | |
623 | fi | |
624 | } | |
625 | ||
5d77298d MZ |
626 | # Tests that its two parameters refer to the same revision |
627 | test_cmp_rev () { | |
628 | git rev-parse --verify "$1" >expect.rev && | |
629 | git rev-parse --verify "$2" >actual.rev && | |
630 | test_cmp expect.rev actual.rev | |
631 | } | |
632 | ||
d17cf5f3 MK |
633 | # Print a sequence of numbers or letters in increasing order. This is |
634 | # similar to GNU seq(1), but the latter might not be available | |
635 | # everywhere (and does not do letters). It may be used like: | |
636 | # | |
637 | # for i in `test_seq 100`; do | |
638 | # for j in `test_seq 10 20`; do | |
639 | # for k in `test_seq a z`; do | |
640 | # echo $i-$j-$k | |
641 | # done | |
642 | # done | |
643 | # done | |
644 | ||
645 | test_seq () { | |
646 | case $# in | |
647 | 1) set 1 "$@" ;; | |
648 | 2) ;; | |
649 | *) error "bug in the test script: not 1 or 2 parameters to test_seq" ;; | |
650 | esac | |
651 | "$PERL_PATH" -le 'print for $ARGV[0]..$ARGV[1]' -- "$@" | |
652 | } | |
653 | ||
12a29b1a TR |
654 | # This function can be used to schedule some commands to be run |
655 | # unconditionally at the end of the test to restore sanity: | |
656 | # | |
657 | # test_expect_success 'test core.capslock' ' | |
658 | # git config core.capslock true && | |
659 | # test_when_finished "git config --unset core.capslock" && | |
660 | # hello world | |
661 | # ' | |
662 | # | |
663 | # That would be roughly equivalent to | |
664 | # | |
665 | # test_expect_success 'test core.capslock' ' | |
666 | # git config core.capslock true && | |
667 | # hello world | |
668 | # git config --unset core.capslock | |
669 | # ' | |
670 | # | |
671 | # except that the greeting and config --unset must both succeed for | |
672 | # the test to pass. | |
673 | # | |
674 | # Note that under --immediate mode, no clean-up is done to help diagnose | |
675 | # what went wrong. | |
676 | ||
677 | test_when_finished () { | |
678 | test_cleanup="{ $* | |
679 | } && (exit \"\$eval_ret\"); eval_ret=\$?; $test_cleanup" | |
680 | } | |
681 | ||
682 | # Most tests can use the created repository, but some may need to create more. | |
683 | # Usage: test_create_repo <directory> | |
684 | test_create_repo () { | |
685 | test "$#" = 1 || | |
686 | error "bug in the test script: not 1 parameter to test-create-repo" | |
687 | repo="$1" | |
688 | mkdir -p "$repo" | |
689 | ( | |
690 | cd "$repo" || error "Cannot setup test environment" | |
691 | "$GIT_EXEC_PATH/git-init" "--template=$GIT_BUILD_DIR/templates/blt/" >&3 2>&4 || | |
692 | error "cannot run git init -- have you built things yet?" | |
693 | mv .git/hooks .git/hooks-disabled | |
694 | ) || exit | |
695 | } | |
9ce415d9 JS |
696 | |
697 | # This function helps on symlink challenged file systems when it is not | |
698 | # important that the file system entry is a symbolic link. | |
699 | # Use test_ln_s_add instead of "ln -s x y && git add y" to add a | |
700 | # symbolic link entry y to the index. | |
701 | ||
702 | test_ln_s_add () { | |
703 | if test_have_prereq SYMLINKS | |
704 | then | |
705 | ln -s "$1" "$2" && | |
706 | git update-index --add "$2" | |
707 | else | |
708 | printf '%s' "$1" >"$2" && | |
709 | ln_s_obj=$(git hash-object -w "$2") && | |
710 | git update-index --add --cacheinfo 120000 $ln_s_obj "$2" | |
711 | fi | |
712 | } |