diff options
Diffstat (limited to 't/t4200-rerere.sh')
| -rwxr-xr-x | t/t4200-rerere.sh | 198 |
1 files changed, 150 insertions, 48 deletions
diff --git a/t/t4200-rerere.sh b/t/t4200-rerere.sh index 639d45fcec..70856d07ed 100755 --- a/t/t4200-rerere.sh +++ b/t/t4200-rerere.sh @@ -3,74 +3,121 @@ # Copyright (c) 2006 Johannes E. Schindelin # -test_description='git-rerere +test_description='git rerere ' . ./test-lib.sh -cat > a1 << EOF -Whether 'tis nobler in the mind to suffer -The slings and arrows of outrageous fortune, -Or to take arms against a sea of troubles, -And by opposing end them? To die: to sleep; -No more; and by a sleep to say we end -The heart-ache and the thousand natural shocks -That flesh is heir to, 'tis a consummation -Devoutly to be wish'd. -EOF - -git add a1 -git commit -q -a -m initial - -git checkout -b first -cat >> a1 << EOF -To die, to sleep; -To sleep: perchance to dream: ay, there's the rub; -For in that sleep of death what dreams may come -When we have shuffled off this mortal coil, -Must give us pause: there's the respect -That makes calamity of so long life; -EOF -git commit -q -a -m first - -git checkout -b second master -git show first:a1 | sed 's/To die, t/To die! T/' > a1 -git commit -q -a -m second - -# activate rerere -mkdir .git/rr-cache +test_expect_success 'setup' " + cat > a1 <<- EOF && + Some title + ========== + Whether 'tis nobler in the mind to suffer + The slings and arrows of outrageous fortune, + Or to take arms against a sea of troubles, + And by opposing end them? To die: to sleep; + No more; and by a sleep to say we end + The heart-ache and the thousand natural shocks + That flesh is heir to, 'tis a consummation + Devoutly to be wish'd. + EOF + + git add a1 && + git commit -q -a -m initial && + + git checkout -b first && + cat >> a1 <<- EOF && + Some title + ========== + To die, to sleep; + To sleep: perchance to dream: ay, there's the rub; + For in that sleep of death what dreams may come + When we have shuffled off this mortal coil, + Must give us pause: there's the respect + That makes calamity of so long life; + EOF + git commit -q -a -m first && + + git checkout -b second master && + git show first:a1 | + sed -e 's/To die, t/To die! T/' -e 's/Some title/Some Title/' > a1 && + echo '* END *' >>a1 && + git commit -q -a -m second +" + +test_expect_success 'nothing recorded without rerere' ' + (rm -rf .git/rr-cache; git config rerere.enabled false) && + test_must_fail git merge first && + ! test -d .git/rr-cache +' -test_expect_failure 'conflicting merge' 'git pull . first' +# activate rerere, old style +test_expect_success 'conflicting merge' ' + git reset --hard && + mkdir .git/rr-cache && + git config --unset rerere.enabled && + test_must_fail git merge first +' -sha1=4f58849a60b4f969a2848966b6d02893b783e8fb +sha1=$(perl -pe 's/ .*//' .git/MERGE_RR) rr=.git/rr-cache/$sha1 -test_expect_success 'recorded preimage' "grep ======= $rr/preimage" +test_expect_success 'recorded preimage' "grep ^=======$ $rr/preimage" + +test_expect_success 'rerere.enabled works, too' ' + rm -rf .git/rr-cache && + git config rerere.enabled true && + git reset --hard && + test_must_fail git merge first && + grep ^=======$ $rr/preimage +' test_expect_success 'no postimage or thisimage yet' \ "test ! -f $rr/postimage -a ! -f $rr/thisimage" +test_expect_success 'preimage has right number of lines' ' + + cnt=$(sed -ne "/^<<<<<<</,/^>>>>>>>/p" $rr/preimage | wc -l) && + test $cnt = 13 + +' + git show first:a1 > a1 cat > expect << EOF --- a/a1 +++ b/a1 -@@ -6,11 +6,7 @@ +@@ -1,4 +1,4 @@ +-Some Title ++Some title + ========== + Whether 'tis nobler in the mind to suffer + The slings and arrows of outrageous fortune, +@@ -8,21 +8,11 @@ The heart-ache and the thousand natural shocks That flesh is heir to, 'tis a consummation Devoutly to be wish'd. -<<<<<<< +-Some Title +-========== -To die! To sleep; -======= + Some title + ========== To die, to sleep; ->>>>>>> To sleep: perchance to dream: ay, there's the rub; For in that sleep of death what dreams may come When we have shuffled off this mortal coil, + Must give us pause: there's the respect + That makes calamity of so long life; +-<<<<<<< +-======= +-* END * +->>>>>>> EOF - git rerere diff > out -test_expect_success 'rerere diff' 'diff -u expect out' +test_expect_success 'rerere diff' 'test_cmp expect out' cat > expect << EOF a1 @@ -78,26 +125,27 @@ EOF git rerere status > out -test_expect_success 'rerere status' 'diff -u expect out' +test_expect_success 'rerere status' 'test_cmp expect out' test_expect_success 'commit succeeds' \ "git commit -q -a -m 'prefer first over second'" test_expect_success 'recorded postimage' "test -f $rr/postimage" -git checkout -b third master -git show second^:a1 | sed 's/To die: t/To die! T/' > a1 -git commit -q -a -m third - -test_expect_failure 'another conflicting merge' 'git pull . first' +test_expect_success 'another conflicting merge' ' + git checkout -b third master && + git show second^:a1 | sed "s/To die: t/To die! T/" > a1 && + git commit -q -a -m third && + test_must_fail git pull . first +' git show first:a1 | sed 's/To die: t/To die! T/' > expect -test_expect_success 'rerere kicked in' "! grep ======= a1" +test_expect_success 'rerere kicked in' "! grep ^=======$ a1" -test_expect_success 'rerere prefers first change' 'diff -u a1 expect' +test_expect_success 'rerere prefers first change' 'test_cmp a1 expect' rm $rr/postimage -echo "$sha1 a1" | tr '\012' '\0' > .git/rr-cache/MERGE_RR +echo "$sha1 a1" | perl -pe 'y/\012/\000/' > .git/MERGE_RR test_expect_success 'rerere clear' 'git rerere clear' @@ -133,6 +181,60 @@ test_expect_success 'garbage collection (part2)' 'git rerere gc' test_expect_success 'old records rest in peace' \ "test ! -f $rr/preimage && test ! -f $rr2/preimage" -test_done +test_expect_success 'file2 added differently in two branches' ' + git reset --hard && + git checkout -b fourth && + echo Hallo > file2 && + git add file2 && + git commit -m version1 && + git checkout third && + echo Bello > file2 && + git add file2 && + git commit -m version2 && + test_must_fail git merge fourth && + echo Cello > file2 && + git add file2 && + git commit -m resolution +' + +test_expect_success 'resolution was recorded properly' ' + git reset --hard HEAD~2 && + git checkout -b fifth && + echo Hallo > file3 && + git add file3 && + git commit -m version1 && + git checkout third && + echo Bello > file3 && + git add file3 && + git commit -m version2 && + git tag version2 && + test_must_fail git merge fifth && + test Cello = "$(cat file3)" && + test 0 != $(git ls-files -u | wc -l) +' + +test_expect_success 'rerere.autoupdate' ' + git config rerere.autoupdate true + git reset --hard && + git checkout version2 && + test_must_fail git merge fifth && + test 0 = $(git ls-files -u | wc -l) +' +test_expect_success 'merge --rerere-autoupdate' ' + git config --unset rerere.autoupdate + git reset --hard && + git checkout version2 && + test_must_fail git merge --rerere-autoupdate fifth && + test 0 = $(git ls-files -u | wc -l) +' +test_expect_success 'merge --no-rerere-autoupdate' ' + git config rerere.autoupdate true + git reset --hard && + git checkout version2 && + test_must_fail git merge --no-rerere-autoupdate fifth && + test 2 = $(git ls-files -u | wc -l) +' + +test_done |