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1#!/bin/sh
2
3test_description='test describe
4
5 B
6 .--------------o----o----o----x
7 / / /
8 o----o----o----o----o----. /
9 \ A c /
10 .------------o---o---o
03e8b541 11 D,R e
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12'
13. ./test-lib.sh
14
15check_describe () {
16 expect="$1"
17 shift
3291fe40 18 R=$(git describe "$@" 2>err.actual)
be7bae0d 19 S=$?
3291fe40 20 cat err.actual >&3
5312ab11 21 test_expect_success "describe $*" '
be7bae0d 22 test $S = 0 &&
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23 case "$R" in
24 $expect) echo happy ;;
25 *) echo "Oops - $R is not $expect";
26 false ;;
27 esac
28 '
29}
30
31test_expect_success setup '
32
33 test_tick &&
3604e7c5 34 echo one >file && git add file && git commit -m initial &&
5be60078 35 one=$(git rev-parse HEAD) &&
5312ab11 36
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37 git describe --always HEAD &&
38
5312ab11 39 test_tick &&
3604e7c5 40 echo two >file && git add file && git commit -m second &&
5be60078 41 two=$(git rev-parse HEAD) &&
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42
43 test_tick &&
3604e7c5 44 echo three >file && git add file && git commit -m third &&
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45
46 test_tick &&
3604e7c5 47 echo A >file && git add file && git commit -m A &&
5312ab11 48 test_tick &&
3604e7c5 49 git tag -a -m A A &&
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50
51 test_tick &&
3604e7c5 52 echo c >file && git add file && git commit -m c &&
5312ab11 53 test_tick &&
3604e7c5 54 git tag c &&
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55
56 git reset --hard $two &&
57 test_tick &&
3604e7c5 58 echo B >side && git add side && git commit -m B &&
5312ab11 59 test_tick &&
3604e7c5 60 git tag -a -m B B &&
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61
62 test_tick &&
3604e7c5 63 git merge -m Merged c &&
5be60078 64 merged=$(git rev-parse HEAD) &&
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65
66 git reset --hard $two &&
67 test_tick &&
3604e7c5 68 echo D >another && git add another && git commit -m D &&
5312ab11 69 test_tick &&
3604e7c5 70 git tag -a -m D D &&
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71 test_tick &&
72 git tag -a -m R R &&
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73
74 test_tick &&
75 echo DD >another && git commit -a -m another &&
76
77 test_tick &&
3604e7c5 78 git tag e &&
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79
80 test_tick &&
81 echo DDD >another && git commit -a -m "yet another" &&
82
83 test_tick &&
3604e7c5 84 git merge -m Merged $merged &&
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85
86 test_tick &&
5be60078 87 echo X >file && echo X >side && git add file side &&
3604e7c5 88 git commit -m x
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89
90'
91
92check_describe A-* HEAD
93check_describe A-* HEAD^
03e8b541 94check_describe R-* HEAD^^
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95check_describe A-* HEAD^^2
96check_describe B HEAD^^2^
03e8b541 97check_describe R-* HEAD^^^
5312ab11 98
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99check_describe c-* --tags HEAD
100check_describe c-* --tags HEAD^
101check_describe e-* --tags HEAD^^
102check_describe c-* --tags HEAD^^2
5312ab11 103check_describe B --tags HEAD^^2^
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104check_describe e --tags HEAD^^^
105
106check_describe heads/master --all HEAD
107check_describe tags/c-* --all HEAD^
108check_describe tags/e --all HEAD^^^
5312ab11 109
518120e3 110check_describe B-0-* --long HEAD^^2^
4d4c3e1c 111check_describe A-3-* --long HEAD^^2
518120e3 112
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113check_describe c-7-* --tags
114check_describe e-3-* --first-parent --tags
115
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116test_expect_success 'describe --contains defaults to HEAD without commit-ish' '
117 echo "A^0" >expect &&
118 git checkout A &&
119 test_when_finished "git checkout -" &&
120 git describe --contains >actual &&
121 test_cmp expect actual
122'
123
1bba0013 124check_describe tags/A --all A^0
81dc223d 125test_expect_success 'no warning was displayed for A' '
1c5e94f4 126 test_must_be_empty err.actual
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127'
128
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129test_expect_success 'rename tag A to Q locally' '
130 mv .git/refs/tags/A .git/refs/tags/Q
131'
132cat - >err.expect <<EOF
133warning: tag 'A' is really 'Q' here
134EOF
135check_describe A-* HEAD
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136test_expect_success 'warning was displayed for Q' '
137 test_i18ncmp err.expect err.actual
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138'
139test_expect_success 'rename tag Q back to A' '
140 mv .git/refs/tags/Q .git/refs/tags/A
141'
142
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143test_expect_success 'pack tag refs' 'git pack-refs'
144check_describe A-* HEAD
145
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146test_expect_success 'describe works from outside repo using --git-dir' '
147 git clone --bare "$TRASH_DIRECTORY" "$TRASH_DIRECTORY/bare" &&
148 git --git-dir "$TRASH_DIRECTORY/bare" describe >out &&
4abf20f0 149 grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out
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150'
151
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152check_describe "A-*[0-9a-f]" --dirty
153
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154test_expect_success 'describe --dirty with --work-tree' '
155 (
156 cd "$TEST_DIRECTORY" &&
157 git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out"
158 ) &&
4abf20f0 159 grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out
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160'
161
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162test_expect_success 'set-up dirty work tree' '
163 echo >>file
164'
165
166check_describe "A-*[0-9a-f]-dirty" --dirty
167
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168test_expect_success 'describe --dirty with --work-tree (dirty)' '
169 (
170 cd "$TEST_DIRECTORY" &&
171 git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out"
172 ) &&
4abf20f0 173 grep -E "^A-[1-9][0-9]?-g[0-9a-f]+-dirty$" out
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174'
175
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176check_describe "A-*[0-9a-f].mod" --dirty=.mod
177
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178test_expect_success 'describe --dirty=.mod with --work-tree (dirty)' '
179 (
180 cd "$TEST_DIRECTORY" &&
181 git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty=.mod >"$TRASH_DIRECTORY/out"
182 ) &&
4abf20f0 183 grep -E "^A-[1-9][0-9]?-g[0-9a-f]+.mod$" out
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184'
185
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186test_expect_success 'describe --dirty HEAD' '
187 test_must_fail git describe --dirty HEAD
188'
189
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190test_expect_success 'set-up matching pattern tests' '
191 git tag -a -m test-annotated test-annotated &&
192 echo >>file &&
193 test_tick &&
194 git commit -a -m "one more" &&
195 git tag test1-lightweight &&
196 echo >>file &&
197 test_tick &&
198 git commit -a -m "yet another" &&
199 git tag test2-lightweight &&
200 echo >>file &&
201 test_tick &&
202 git commit -a -m "even more"
203
204'
205
206check_describe "test-annotated-*" --match="test-*"
207
208check_describe "test1-lightweight-*" --tags --match="test1-*"
209
210check_describe "test2-lightweight-*" --tags --match="test2-*"
211
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212check_describe "test2-lightweight-*" --long --tags --match="test2-*" HEAD^
213
da769d29 214check_describe "test2-lightweight-*" --long --tags --match="test1-*" --match="test2-*" HEAD^
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215
216check_describe "test2-lightweight-*" --long --tags --match="test1-*" --no-match --match="test2-*" HEAD^
217
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218check_describe "test1-lightweight-*" --long --tags --match="test1-*" --match="test3-*" HEAD
219
220check_describe "test1-lightweight-*" --long --tags --match="test3-*" --match="test1-*" HEAD
221
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222test_expect_success 'set-up branches' '
223 git branch branch_A A &&
224 git branch branch_C c &&
225 git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" &&
226 git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" &&
227 git update-ref refs/original/original_branch_A test-annotated~2
228'
229
230check_describe "heads/branch_A*" --all --match="branch_*" --exclude="branch_C" HEAD
231
232check_describe "remotes/origin/remote_branch_A*" --all --match="origin/remote_branch_*" --exclude="origin/remote_branch_C" HEAD
233
234check_describe "original/original_branch_A*" --all test-annotated~1
235
236test_expect_success '--match does not work for other types' '
237 test_must_fail git describe --all --match="*original_branch_*" test-annotated~1
238'
239
240test_expect_success '--exclude does not work for other types' '
241 R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) &&
242 case "$R" in
243 *original_branch_A*) echo "fail: Found unknown reference $R with --exclude"
244 false;;
245 *) echo ok: Found some known type;;
246 esac
247'
248
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249test_expect_success 'name-rev with exact tags' '
250 echo A >expect &&
251 tag_object=$(git rev-parse refs/tags/A) &&
252 git name-rev --tags --name-only $tag_object >actual &&
253 test_cmp expect actual &&
254
255 echo "A^0" >expect &&
256 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
257 git name-rev --tags --name-only $tagged_commit >actual &&
258 test_cmp expect actual
259'
260
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261test_expect_success 'name-rev --all' '
262 >expect.unsorted &&
263 for rev in $(git rev-list --all)
264 do
265 git name-rev $rev >>expect.unsorted
266 done &&
267 sort <expect.unsorted >expect &&
268 git name-rev --all >actual.unsorted &&
269 sort <actual.unsorted >actual &&
270 test_cmp expect actual
271'
272
273test_expect_success 'name-rev --stdin' '
274 >expect.unsorted &&
275 for rev in $(git rev-list --all)
276 do
277 name=$(git name-rev --name-only $rev) &&
278 echo "$rev ($name)" >>expect.unsorted
279 done &&
280 sort <expect.unsorted >expect &&
281 git rev-list --all | git name-rev --stdin >actual.unsorted &&
282 sort <actual.unsorted >actual &&
283 test_cmp expect actual
284'
285
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286test_expect_success 'describe --contains with the exact tags' '
287 echo "A^0" >expect &&
288 tag_object=$(git rev-parse refs/tags/A) &&
289 git describe --contains $tag_object >actual &&
290 test_cmp expect actual &&
291
292 echo "A^0" >expect &&
293 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
294 git describe --contains $tagged_commit >actual &&
295 test_cmp expect actual
296'
297
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298test_expect_success 'describe --contains and --match' '
299 echo "A^0" >expect &&
300 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
301 test_must_fail git describe --contains --match="B" $tagged_commit &&
302 git describe --contains --match="B" --match="A" $tagged_commit >actual &&
303 test_cmp expect actual
304'
305
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306test_expect_success 'describe --exclude' '
307 echo "c~1" >expect &&
308 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
309 test_must_fail git describe --contains --match="B" $tagged_commit &&
310 git describe --contains --match="?" --exclude="A" $tagged_commit >actual &&
311 test_cmp expect actual
312'
313
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314test_expect_success 'describe --contains and --no-match' '
315 echo "A^0" >expect &&
316 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
317 git describe --contains --match="B" --no-match $tagged_commit >actual &&
318 test_cmp expect actual
319'
320
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321test_expect_success 'setup and absorb a submodule' '
322 test_create_repo sub1 &&
323 test_commit -C sub1 initial &&
324 git submodule add ./sub1 &&
325 git submodule absorbgitdirs &&
326 git commit -a -m "add submodule" &&
327 git describe --dirty >expect &&
328 git describe --broken >out &&
329 test_cmp expect out
330'
331
64127575 332test_expect_success 'describe chokes on severely broken submodules' '
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333 mv .git/modules/sub1/ .git/modules/sub_moved &&
334 test_must_fail git describe --dirty
335'
2ed5c8e1 336
2deda007 337test_expect_success 'describe ignoring a broken submodule' '
b0176ce6 338 git describe --broken >out &&
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339 grep broken out
340'
341
342test_expect_success 'describe with --work-tree ignoring a broken submodule' '
343 (
344 cd "$TEST_DIRECTORY" &&
345 git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --broken >"$TRASH_DIRECTORY/out"
346 ) &&
ac9b2401 347 test_when_finished "mv .git/modules/sub_moved .git/modules/sub1" &&
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348 grep broken out
349'
350
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351test_expect_success 'describe a blob at a directly tagged commit' '
352 echo "make it a unique blob" >file &&
353 git add file && git commit -m "content in file" &&
354 git tag -a -m "latest annotated tag" unique-file &&
355 git describe HEAD:file >actual &&
356 echo "unique-file:file" >expect &&
357 test_cmp expect actual
358'
359
360test_expect_success 'describe a blob with its first introduction' '
361 git commit --allow-empty -m "empty commit" &&
362 git rm file &&
363 git commit -m "delete blob" &&
364 git revert HEAD &&
365 git commit --allow-empty -m "empty commit" &&
366 git describe HEAD:file >actual &&
367 echo "unique-file:file" >expect &&
368 test_cmp expect actual
369'
370
371test_expect_success 'describe directly tagged blob' '
372 git tag test-blob unique-file:file &&
373 git describe test-blob >actual &&
374 echo "unique-file:file" >expect &&
375 # suboptimal: we rather want to see "test-blob"
376 test_cmp expect actual
377'
378
379test_expect_success 'describe tag object' '
380 git tag test-blob-1 -a -m msg unique-file:file &&
381 test_must_fail git describe test-blob-1 2>actual &&
382 test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual
383'
384
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385test_expect_failure ULIMIT_STACK_SIZE 'name-rev works in a deep repo' '
386 i=1 &&
387 while test $i -lt 8000
388 do
389 echo "commit refs/heads/master
390committer A U Thor <author@example.com> $((1000000000 + $i * 100)) +0200
391data <<EOF
392commit #$i
393EOF"
394 test $i = 1 && echo "from refs/heads/master^0"
395 i=$(($i + 1))
396 done | git fast-import &&
397 git checkout master &&
398 git tag far-far-away HEAD^ &&
399 echo "HEAD~4000 tags/far-far-away~3999" >expect &&
400 git name-rev HEAD~4000 >actual &&
401 test_cmp expect actual &&
402 run_with_limited_stack git name-rev HEAD~4000 >actual &&
403 test_cmp expect actual
404'
405
406test_expect_success ULIMIT_STACK_SIZE 'describe works in a deep repo' '
407 git tag -f far-far-away HEAD~7999 &&
408 echo "far-far-away" >expect &&
409 git describe --tags --abbrev=0 HEAD~4000 >actual &&
410 test_cmp expect actual &&
411 run_with_limited_stack git describe --tags --abbrev=0 HEAD~4000 >actual &&
412 test_cmp expect actual
413'
414
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415check_describe tags/A --all A
416check_describe tags/c --all c
417check_describe heads/branch_A --all --match='branch_*' branch_A
418
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419test_expect_success 'describe complains about tree object' '
420 test_must_fail git describe HEAD^{tree}
421'
422
423test_expect_success 'describe complains about missing object' '
8125a58b 424 test_must_fail git describe $ZERO_OID
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425'
426
5312ab11 427test_done