builtin/describe.c: describe a blob
[git/git.git] / t / t6120-describe.sh
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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
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124: >err.expect
125check_describe A --all A^0
126test_expect_success 'no warning was displayed for A' '
127 test_cmp err.expect err.actual
128'
129
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130test_expect_success 'rename tag A to Q locally' '
131 mv .git/refs/tags/A .git/refs/tags/Q
132'
133cat - >err.expect <<EOF
134warning: tag 'A' is really 'Q' here
135EOF
136check_describe A-* HEAD
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137test_expect_success 'warning was displayed for Q' '
138 test_i18ncmp err.expect err.actual
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139'
140test_expect_success 'rename tag Q back to A' '
141 mv .git/refs/tags/Q .git/refs/tags/A
142'
143
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144test_expect_success 'pack tag refs' 'git pack-refs'
145check_describe A-* HEAD
146
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147check_describe "A-*[0-9a-f]" --dirty
148
149test_expect_success 'set-up dirty work tree' '
150 echo >>file
151'
152
153check_describe "A-*[0-9a-f]-dirty" --dirty
154
155check_describe "A-*[0-9a-f].mod" --dirty=.mod
156
157test_expect_success 'describe --dirty HEAD' '
158 test_must_fail git describe --dirty HEAD
159'
160
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161test_expect_success 'set-up matching pattern tests' '
162 git tag -a -m test-annotated test-annotated &&
163 echo >>file &&
164 test_tick &&
165 git commit -a -m "one more" &&
166 git tag test1-lightweight &&
167 echo >>file &&
168 test_tick &&
169 git commit -a -m "yet another" &&
170 git tag test2-lightweight &&
171 echo >>file &&
172 test_tick &&
173 git commit -a -m "even more"
174
175'
176
177check_describe "test-annotated-*" --match="test-*"
178
179check_describe "test1-lightweight-*" --tags --match="test1-*"
180
181check_describe "test2-lightweight-*" --tags --match="test2-*"
182
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183check_describe "test2-lightweight-*" --long --tags --match="test2-*" HEAD^
184
da769d29 185check_describe "test2-lightweight-*" --long --tags --match="test1-*" --match="test2-*" HEAD^
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186
187check_describe "test2-lightweight-*" --long --tags --match="test1-*" --no-match --match="test2-*" HEAD^
188
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189check_describe "test1-lightweight-*" --long --tags --match="test1-*" --match="test3-*" HEAD
190
191check_describe "test1-lightweight-*" --long --tags --match="test3-*" --match="test1-*" HEAD
192
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193test_expect_success 'set-up branches' '
194 git branch branch_A A &&
195 git branch branch_C c &&
196 git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" &&
197 git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" &&
198 git update-ref refs/original/original_branch_A test-annotated~2
199'
200
201check_describe "heads/branch_A*" --all --match="branch_*" --exclude="branch_C" HEAD
202
203check_describe "remotes/origin/remote_branch_A*" --all --match="origin/remote_branch_*" --exclude="origin/remote_branch_C" HEAD
204
205check_describe "original/original_branch_A*" --all test-annotated~1
206
207test_expect_success '--match does not work for other types' '
208 test_must_fail git describe --all --match="*original_branch_*" test-annotated~1
209'
210
211test_expect_success '--exclude does not work for other types' '
212 R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) &&
213 case "$R" in
214 *original_branch_A*) echo "fail: Found unknown reference $R with --exclude"
215 false;;
216 *) echo ok: Found some known type;;
217 esac
218'
219
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220test_expect_success 'name-rev with exact tags' '
221 echo A >expect &&
222 tag_object=$(git rev-parse refs/tags/A) &&
223 git name-rev --tags --name-only $tag_object >actual &&
224 test_cmp expect actual &&
225
226 echo "A^0" >expect &&
227 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
228 git name-rev --tags --name-only $tagged_commit >actual &&
229 test_cmp expect actual
230'
231
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232test_expect_success 'name-rev --all' '
233 >expect.unsorted &&
234 for rev in $(git rev-list --all)
235 do
236 git name-rev $rev >>expect.unsorted
237 done &&
238 sort <expect.unsorted >expect &&
239 git name-rev --all >actual.unsorted &&
240 sort <actual.unsorted >actual &&
241 test_cmp expect actual
242'
243
244test_expect_success 'name-rev --stdin' '
245 >expect.unsorted &&
246 for rev in $(git rev-list --all)
247 do
248 name=$(git name-rev --name-only $rev) &&
249 echo "$rev ($name)" >>expect.unsorted
250 done &&
251 sort <expect.unsorted >expect &&
252 git rev-list --all | git name-rev --stdin >actual.unsorted &&
253 sort <actual.unsorted >actual &&
254 test_cmp expect actual
255'
256
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257test_expect_success 'describe --contains with the exact tags' '
258 echo "A^0" >expect &&
259 tag_object=$(git rev-parse refs/tags/A) &&
260 git describe --contains $tag_object >actual &&
261 test_cmp expect actual &&
262
263 echo "A^0" >expect &&
264 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
265 git describe --contains $tagged_commit >actual &&
266 test_cmp expect actual
267'
268
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269test_expect_success 'describe --contains and --match' '
270 echo "A^0" >expect &&
271 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
272 test_must_fail git describe --contains --match="B" $tagged_commit &&
273 git describe --contains --match="B" --match="A" $tagged_commit >actual &&
274 test_cmp expect actual
275'
276
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277test_expect_success 'describe --exclude' '
278 echo "c~1" >expect &&
279 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
280 test_must_fail git describe --contains --match="B" $tagged_commit &&
281 git describe --contains --match="?" --exclude="A" $tagged_commit >actual &&
282 test_cmp expect actual
283'
284
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285test_expect_success 'describe --contains and --no-match' '
286 echo "A^0" >expect &&
287 tagged_commit=$(git rev-parse "refs/tags/A^0") &&
288 git describe --contains --match="B" --no-match $tagged_commit >actual &&
289 test_cmp expect actual
290'
291
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292test_expect_success 'setup and absorb a submodule' '
293 test_create_repo sub1 &&
294 test_commit -C sub1 initial &&
295 git submodule add ./sub1 &&
296 git submodule absorbgitdirs &&
297 git commit -a -m "add submodule" &&
298 git describe --dirty >expect &&
299 git describe --broken >out &&
300 test_cmp expect out
301'
302
64127575 303test_expect_success 'describe chokes on severely broken submodules' '
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304 mv .git/modules/sub1/ .git/modules/sub_moved &&
305 test_must_fail git describe --dirty
306'
2deda007 307test_expect_success 'describe ignoring a broken submodule' '
b0176ce6 308 git describe --broken >out &&
ac9b2401 309 test_when_finished "mv .git/modules/sub_moved .git/modules/sub1" &&
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310 grep broken out
311'
312
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313test_expect_success 'describe a blob at a directly tagged commit' '
314 echo "make it a unique blob" >file &&
315 git add file && git commit -m "content in file" &&
316 git tag -a -m "latest annotated tag" unique-file &&
317 git describe HEAD:file >actual &&
318 echo "unique-file:file" >expect &&
319 test_cmp expect actual
320'
321
322test_expect_success 'describe a blob with its first introduction' '
323 git commit --allow-empty -m "empty commit" &&
324 git rm file &&
325 git commit -m "delete blob" &&
326 git revert HEAD &&
327 git commit --allow-empty -m "empty commit" &&
328 git describe HEAD:file >actual &&
329 echo "unique-file:file" >expect &&
330 test_cmp expect actual
331'
332
333test_expect_success 'describe directly tagged blob' '
334 git tag test-blob unique-file:file &&
335 git describe test-blob >actual &&
336 echo "unique-file:file" >expect &&
337 # suboptimal: we rather want to see "test-blob"
338 test_cmp expect actual
339'
340
341test_expect_success 'describe tag object' '
342 git tag test-blob-1 -a -m msg unique-file:file &&
343 test_must_fail git describe test-blob-1 2>actual &&
344 test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual
345'
346
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347test_expect_failure ULIMIT_STACK_SIZE 'name-rev works in a deep repo' '
348 i=1 &&
349 while test $i -lt 8000
350 do
351 echo "commit refs/heads/master
352committer A U Thor <author@example.com> $((1000000000 + $i * 100)) +0200
353data <<EOF
354commit #$i
355EOF"
356 test $i = 1 && echo "from refs/heads/master^0"
357 i=$(($i + 1))
358 done | git fast-import &&
359 git checkout master &&
360 git tag far-far-away HEAD^ &&
361 echo "HEAD~4000 tags/far-far-away~3999" >expect &&
362 git name-rev HEAD~4000 >actual &&
363 test_cmp expect actual &&
364 run_with_limited_stack git name-rev HEAD~4000 >actual &&
365 test_cmp expect actual
366'
367
368test_expect_success ULIMIT_STACK_SIZE 'describe works in a deep repo' '
369 git tag -f far-far-away HEAD~7999 &&
370 echo "far-far-away" >expect &&
371 git describe --tags --abbrev=0 HEAD~4000 >actual &&
372 test_cmp expect actual &&
373 run_with_limited_stack git describe --tags --abbrev=0 HEAD~4000 >actual &&
374 test_cmp expect actual
375'
376
5312ab11 377test_done