add a hashtable implementation that supports O(1) removal
[git/mingw/4msysgit.git] / t / t7102-reset.sh
blobee117e2e727d2bcdc87053684f0c32486452a65e
1 #!/bin/sh
3 # Copyright (c) 2007 Carlos Rica
6 test_description='git reset
8 Documented tests for git reset'
10 . ./test-lib.sh
12 commit_msg () {
13 # String "modify 2nd file (changed)" partly in German
14 # (translated with Google Translate),
15 # encoded in UTF-8, used as a commit log message below.
16 msg="modify 2nd file (ge\303\244ndert)\n"
17 if test -n "$1"
18 then
19 printf "$msg" | iconv -f utf-8 -t "$1"
20 else
21 printf "$msg"
25 test_expect_success 'creating initial files and commits' '
26 test_tick &&
27 echo "1st file" >first &&
28 git add first &&
29 git commit -m "create 1st file" &&
31 echo "2nd file" >second &&
32 git add second &&
33 git commit -m "create 2nd file" &&
35 echo "2nd line 1st file" >>first &&
36 git commit -a -m "modify 1st file" &&
38 git rm first &&
39 git mv second secondfile &&
40 git commit -a -m "remove 1st and rename 2nd" &&
42 echo "1st line 2nd file" >secondfile &&
43 echo "2nd line 2nd file" >>secondfile &&
44 git -c "i18n.commitEncoding=iso8859-1" commit -a -m "$(commit_msg iso8859-1)" &&
45 head5=$(git rev-parse --verify HEAD)
47 # git log --pretty=oneline # to see those SHA1 involved
49 check_changes () {
50 test "$(git rev-parse HEAD)" = "$1" &&
51 git diff | test_cmp .diff_expect - &&
52 git diff --cached | test_cmp .cached_expect - &&
53 for FILE in *
55 echo $FILE':'
56 cat $FILE || return
57 done | test_cmp .cat_expect -
60 test_expect_success 'reset --hard message' '
61 hex=$(git log -1 --format="%h") &&
62 git reset --hard > .actual &&
63 echo HEAD is now at $hex $(commit_msg) > .expected &&
64 test_cmp .expected .actual
67 test_expect_success 'reset --hard message (iso8859-1 logoutputencoding)' '
68 hex=$(git log -1 --format="%h") &&
69 git -c "i18n.logOutputEncoding=iso8859-1" reset --hard > .actual &&
70 echo HEAD is now at $hex $(commit_msg iso8859-1) > .expected &&
71 test_cmp .expected .actual
74 >.diff_expect
75 >.cached_expect
76 cat >.cat_expect <<EOF
77 secondfile:
78 1st line 2nd file
79 2nd line 2nd file
80 EOF
82 test_expect_success 'giving a non existing revision should fail' '
83 test_must_fail git reset aaaaaa &&
84 test_must_fail git reset --mixed aaaaaa &&
85 test_must_fail git reset --soft aaaaaa &&
86 test_must_fail git reset --hard aaaaaa &&
87 check_changes $head5
90 test_expect_success 'reset --soft with unmerged index should fail' '
91 touch .git/MERGE_HEAD &&
92 echo "100644 44c5b5884550c17758737edcced463447b91d42b 1 un" |
93 git update-index --index-info &&
94 test_must_fail git reset --soft HEAD &&
95 rm .git/MERGE_HEAD &&
96 git rm --cached -- un
99 test_expect_success \
100 'giving paths with options different than --mixed should fail' '
101 test_must_fail git reset --soft -- first &&
102 test_must_fail git reset --hard -- first &&
103 test_must_fail git reset --soft HEAD^ -- first &&
104 test_must_fail git reset --hard HEAD^ -- first &&
105 check_changes $head5
108 test_expect_success 'giving unrecognized options should fail' '
109 test_must_fail git reset --other &&
110 test_must_fail git reset -o &&
111 test_must_fail git reset --mixed --other &&
112 test_must_fail git reset --mixed -o &&
113 test_must_fail git reset --soft --other &&
114 test_must_fail git reset --soft -o &&
115 test_must_fail git reset --hard --other &&
116 test_must_fail git reset --hard -o &&
117 check_changes $head5
120 test_expect_success \
121 'trying to do reset --soft with pending merge should fail' '
122 git branch branch1 &&
123 git branch branch2 &&
125 git checkout branch1 &&
126 echo "3rd line in branch1" >>secondfile &&
127 git commit -a -m "change in branch1" &&
129 git checkout branch2 &&
130 echo "3rd line in branch2" >>secondfile &&
131 git commit -a -m "change in branch2" &&
133 test_must_fail git merge branch1 &&
134 test_must_fail git reset --soft &&
136 printf "1st line 2nd file\n2nd line 2nd file\n3rd line" >secondfile &&
137 git commit -a -m "the change in branch2" &&
139 git checkout master &&
140 git branch -D branch1 branch2 &&
141 check_changes $head5
144 test_expect_success \
145 'trying to do reset --soft with pending checkout merge should fail' '
146 git branch branch3 &&
147 git branch branch4 &&
149 git checkout branch3 &&
150 echo "3rd line in branch3" >>secondfile &&
151 git commit -a -m "line in branch3" &&
153 git checkout branch4 &&
154 echo "3rd line in branch4" >>secondfile &&
156 git checkout -m branch3 &&
157 test_must_fail git reset --soft &&
159 printf "1st line 2nd file\n2nd line 2nd file\n3rd line" >secondfile &&
160 git commit -a -m "the line in branch3" &&
162 git checkout master &&
163 git branch -D branch3 branch4 &&
164 check_changes $head5
167 test_expect_success \
168 'resetting to HEAD with no changes should succeed and do nothing' '
169 git reset --hard &&
170 check_changes $head5 &&
171 git reset --hard HEAD &&
172 check_changes $head5 &&
173 git reset --soft &&
174 check_changes $head5 &&
175 git reset --soft HEAD &&
176 check_changes $head5 &&
177 git reset --mixed &&
178 check_changes $head5 &&
179 git reset --mixed HEAD &&
180 check_changes $head5 &&
181 git reset &&
182 check_changes $head5 &&
183 git reset HEAD &&
184 check_changes $head5
187 >.diff_expect
188 cat >.cached_expect <<EOF
189 diff --git a/secondfile b/secondfile
190 index 1bbba79..44c5b58 100644
191 --- a/secondfile
192 +++ b/secondfile
193 @@ -1 +1,2 @@
194 -2nd file
195 +1st line 2nd file
196 +2nd line 2nd file
198 cat >.cat_expect <<EOF
199 secondfile:
200 1st line 2nd file
201 2nd line 2nd file
203 test_expect_success '--soft reset only should show changes in diff --cached' '
204 git reset --soft HEAD^ &&
205 check_changes d1a4bc3abce4829628ae2dcb0d60ef3d1a78b1c4 &&
206 test "$(git rev-parse ORIG_HEAD)" = \
207 $head5
210 >.diff_expect
211 >.cached_expect
212 cat >.cat_expect <<EOF
213 secondfile:
214 1st line 2nd file
215 2nd line 2nd file
216 3rd line 2nd file
218 test_expect_success \
219 'changing files and redo the last commit should succeed' '
220 echo "3rd line 2nd file" >>secondfile &&
221 git commit -a -C ORIG_HEAD &&
222 head4=$(git rev-parse --verify HEAD) &&
223 check_changes $head4 &&
224 test "$(git rev-parse ORIG_HEAD)" = \
225 $head5
228 >.diff_expect
229 >.cached_expect
230 cat >.cat_expect <<EOF
231 first:
232 1st file
233 2nd line 1st file
234 second:
235 2nd file
237 test_expect_success \
238 '--hard reset should change the files and undo commits permanently' '
239 git reset --hard HEAD~2 &&
240 check_changes ddaefe00f1da16864591c61fdc7adb5d7cd6b74e &&
241 test "$(git rev-parse ORIG_HEAD)" = \
242 $head4
245 >.diff_expect
246 cat >.cached_expect <<EOF
247 diff --git a/first b/first
248 deleted file mode 100644
249 index 8206c22..0000000
250 --- a/first
251 +++ /dev/null
252 @@ -1,2 +0,0 @@
253 -1st file
254 -2nd line 1st file
255 diff --git a/second b/second
256 deleted file mode 100644
257 index 1bbba79..0000000
258 --- a/second
259 +++ /dev/null
260 @@ -1 +0,0 @@
261 -2nd file
262 diff --git a/secondfile b/secondfile
263 new file mode 100644
264 index 0000000..44c5b58
265 --- /dev/null
266 +++ b/secondfile
267 @@ -0,0 +1,2 @@
268 +1st line 2nd file
269 +2nd line 2nd file
271 cat >.cat_expect <<EOF
272 secondfile:
273 1st line 2nd file
274 2nd line 2nd file
276 test_expect_success \
277 'redoing changes adding them without commit them should succeed' '
278 git rm first &&
279 git mv second secondfile &&
281 echo "1st line 2nd file" >secondfile &&
282 echo "2nd line 2nd file" >>secondfile &&
283 git add secondfile &&
284 check_changes ddaefe00f1da16864591c61fdc7adb5d7cd6b74e
287 cat >.diff_expect <<EOF
288 diff --git a/first b/first
289 deleted file mode 100644
290 index 8206c22..0000000
291 --- a/first
292 +++ /dev/null
293 @@ -1,2 +0,0 @@
294 -1st file
295 -2nd line 1st file
296 diff --git a/second b/second
297 deleted file mode 100644
298 index 1bbba79..0000000
299 --- a/second
300 +++ /dev/null
301 @@ -1 +0,0 @@
302 -2nd file
304 >.cached_expect
305 cat >.cat_expect <<EOF
306 secondfile:
307 1st line 2nd file
308 2nd line 2nd file
310 test_expect_success '--mixed reset to HEAD should unadd the files' '
311 git reset &&
312 check_changes ddaefe00f1da16864591c61fdc7adb5d7cd6b74e &&
313 test "$(git rev-parse ORIG_HEAD)" = \
314 ddaefe00f1da16864591c61fdc7adb5d7cd6b74e
317 >.diff_expect
318 >.cached_expect
319 cat >.cat_expect <<EOF
320 secondfile:
321 1st line 2nd file
322 2nd line 2nd file
324 test_expect_success 'redoing the last two commits should succeed' '
325 git add secondfile &&
326 git reset --hard ddaefe00f1da16864591c61fdc7adb5d7cd6b74e &&
328 git rm first &&
329 git mv second secondfile &&
330 git commit -a -m "remove 1st and rename 2nd" &&
332 echo "1st line 2nd file" >secondfile &&
333 echo "2nd line 2nd file" >>secondfile &&
334 git -c "i18n.commitEncoding=iso8859-1" commit -a -m "$(commit_msg iso8859-1)" &&
335 check_changes $head5
338 >.diff_expect
339 >.cached_expect
340 cat >.cat_expect <<EOF
341 secondfile:
342 1st line 2nd file
343 2nd line 2nd file
344 3rd line in branch2
346 test_expect_success '--hard reset to HEAD should clear a failed merge' '
347 git branch branch1 &&
348 git branch branch2 &&
350 git checkout branch1 &&
351 echo "3rd line in branch1" >>secondfile &&
352 git commit -a -m "change in branch1" &&
354 git checkout branch2 &&
355 echo "3rd line in branch2" >>secondfile &&
356 git commit -a -m "change in branch2" &&
357 head3=$(git rev-parse --verify HEAD) &&
359 test_must_fail git pull . branch1 &&
360 git reset --hard &&
361 check_changes $head3
364 >.diff_expect
365 >.cached_expect
366 cat >.cat_expect <<EOF
367 secondfile:
368 1st line 2nd file
369 2nd line 2nd file
371 test_expect_success \
372 '--hard reset to ORIG_HEAD should clear a fast-forward merge' '
373 git reset --hard HEAD^ &&
374 check_changes $head5 &&
376 git pull . branch1 &&
377 git reset --hard ORIG_HEAD &&
378 check_changes $head5 &&
380 git checkout master &&
381 git branch -D branch1 branch2 &&
382 check_changes $head5
385 cat > expect << EOF
386 diff --git a/file1 b/file1
387 index d00491f..7ed6ff8 100644
388 --- a/file1
389 +++ b/file1
390 @@ -1 +1 @@
393 diff --git a/file2 b/file2
394 deleted file mode 100644
395 index 0cfbf08..0000000
396 --- a/file2
397 +++ /dev/null
398 @@ -1 +0,0 @@
401 cat > cached_expect << EOF
402 diff --git a/file4 b/file4
403 new file mode 100644
404 index 0000000..b8626c4
405 --- /dev/null
406 +++ b/file4
407 @@ -0,0 +1 @@
410 test_expect_success 'test --mixed <paths>' '
411 echo 1 > file1 &&
412 echo 2 > file2 &&
413 git add file1 file2 &&
414 test_tick &&
415 git commit -m files &&
416 git rm file2 &&
417 echo 3 > file3 &&
418 echo 4 > file4 &&
419 echo 5 > file1 &&
420 git add file1 file3 file4 &&
421 git reset HEAD -- file1 file2 file3 &&
422 test_must_fail git diff --quiet &&
423 git diff > output &&
424 test_cmp output expect &&
425 git diff --cached > output &&
426 test_cmp output cached_expect
429 test_expect_success 'test resetting the index at give paths' '
431 mkdir sub &&
432 >sub/file1 &&
433 >sub/file2 &&
434 git update-index --add sub/file1 sub/file2 &&
435 T=$(git write-tree) &&
436 git reset HEAD sub/file2 &&
437 test_must_fail git diff --quiet &&
438 U=$(git write-tree) &&
439 echo "$T" &&
440 echo "$U" &&
441 test_must_fail git diff-index --cached --exit-code "$T" &&
442 test "$T" != "$U"
446 test_expect_success 'resetting an unmodified path is a no-op' '
447 git reset --hard &&
448 git reset -- file1 &&
449 git diff-files --exit-code &&
450 git diff-index --cached --exit-code HEAD
453 cat > expect << EOF
454 Unstaged changes after reset:
455 M file2
458 test_expect_success '--mixed refreshes the index' '
459 echo 123 >> file2 &&
460 git reset --mixed HEAD > output &&
461 test_i18ncmp expect output
464 test_expect_success 'resetting specific path that is unmerged' '
465 git rm --cached file2 &&
466 F1=$(git rev-parse HEAD:file1) &&
467 F2=$(git rev-parse HEAD:file2) &&
468 F3=$(git rev-parse HEAD:secondfile) &&
470 echo "100644 $F1 1 file2" &&
471 echo "100644 $F2 2 file2" &&
472 echo "100644 $F3 3 file2"
473 } | git update-index --index-info &&
474 git ls-files -u &&
475 git reset HEAD file2 &&
476 test_must_fail git diff --quiet &&
477 git diff-index --exit-code --cached HEAD
480 test_expect_success 'disambiguation (1)' '
482 git reset --hard &&
483 >secondfile &&
484 git add secondfile &&
485 git reset secondfile &&
486 test_must_fail git diff --quiet -- secondfile &&
487 test -z "$(git diff --cached --name-only)" &&
488 test -f secondfile &&
489 test_must_be_empty secondfile
493 test_expect_success 'disambiguation (2)' '
495 git reset --hard &&
496 >secondfile &&
497 git add secondfile &&
498 rm -f secondfile &&
499 test_must_fail git reset secondfile &&
500 test -n "$(git diff --cached --name-only -- secondfile)" &&
501 test ! -f secondfile
505 test_expect_success 'disambiguation (3)' '
507 git reset --hard &&
508 >secondfile &&
509 git add secondfile &&
510 rm -f secondfile &&
511 git reset HEAD secondfile &&
512 test_must_fail git diff --quiet &&
513 test -z "$(git diff --cached --name-only)" &&
514 test ! -f secondfile
518 test_expect_success 'disambiguation (4)' '
520 git reset --hard &&
521 >secondfile &&
522 git add secondfile &&
523 rm -f secondfile &&
524 git reset -- secondfile &&
525 test_must_fail git diff --quiet &&
526 test -z "$(git diff --cached --name-only)" &&
527 test ! -f secondfile
530 test_expect_success 'reset with paths accepts tree' '
531 # for simpler tests, drop last commit containing added files
532 git reset --hard HEAD^ &&
533 git reset HEAD^^{tree} -- . &&
534 git diff --cached HEAD^ --exit-code &&
535 git diff HEAD --exit-code
538 test_expect_success 'reset --mixed sets up work tree' '
539 git init mixed_worktree &&
541 cd mixed_worktree &&
542 test_commit dummy
543 ) &&
544 : >expect &&
545 git --git-dir=mixed_worktree/.git --work-tree=mixed_worktree reset >actual &&
546 test_cmp expect actual
549 test_done