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git/t/t6024-recursive-merge.sh
Johannes Schindelin 36e3b5eafe merge-recursive: mark rename/delete conflict as unmerged
When a file was renamed in one branch, but deleted in the other, one
should expect the index to contain an unmerged entry, namely the
target of the rename.  Make it so.

Noticed by Constantine Plotnikov.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-24 23:06:48 -08:00

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#!/bin/sh
test_description='Test merge without common ancestors'
. ./test-lib.sh
# This scenario is based on a real-world repository of Shawn Pearce.
# 1 - A - D - F
# \ X /
# B X
# X \
# 2 - C - E - G
GIT_COMMITTER_DATE="2006-12-12 23:28:00 +0100"
export GIT_COMMITTER_DATE
test_expect_success "setup tests" '
echo 1 > a1 &&
git add a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:00" git commit -m 1 a1 &&
git checkout -b A master &&
echo A > a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:01" git commit -m A a1 &&
git checkout -b B master &&
echo B > a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:02" git commit -m B a1 &&
git checkout -b D A &&
git rev-parse B > .git/MERGE_HEAD &&
echo D > a1 &&
git update-index a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:03" git commit -m D &&
git symbolic-ref HEAD refs/heads/other &&
echo 2 > a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:04" git commit -m 2 a1 &&
git checkout -b C &&
echo C > a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:05" git commit -m C a1 &&
git checkout -b E C &&
git rev-parse B > .git/MERGE_HEAD &&
echo E > a1 &&
git update-index a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:06" git commit -m E &&
git checkout -b G E &&
git rev-parse A > .git/MERGE_HEAD &&
echo G > a1 &&
git update-index a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:07" git commit -m G &&
git checkout -b F D &&
git rev-parse C > .git/MERGE_HEAD &&
echo F > a1 &&
git update-index a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:08" git commit -m F
'
test_expect_success "combined merge conflicts" "
test_must_fail git merge -m final G
"
cat > expect << EOF
<<<<<<< HEAD:a1
F
=======
G
>>>>>>> G:a1
EOF
test_expect_success "result contains a conflict" "test_cmp expect a1"
git ls-files --stage > out
cat > expect << EOF
100644 da056ce14a2241509897fa68bb2b3b6e6194ef9e 1 a1
100644 cf84443e49e1b366fac938711ddf4be2d4d1d9e9 2 a1
100644 fd7923529855d0b274795ae3349c5e0438333979 3 a1
EOF
test_expect_success "virtual trees were processed" "test_cmp expect out"
test_expect_success 'refuse to merge binary files' '
git reset --hard &&
printf "\0" > binary-file &&
git add binary-file &&
git commit -m binary &&
git checkout G &&
printf "\0\0" > binary-file &&
git add binary-file &&
git commit -m binary2 &&
test_must_fail git merge F > merge.out 2> merge.err &&
grep "Cannot merge binary files: HEAD:binary-file vs. F:binary-file" \
merge.err
'
test_expect_success 'mark rename/delete as unmerged' '
git reset --hard &&
git checkout -b delete &&
git rm a1 &&
test_tick &&
git commit -m delete &&
git checkout -b rename HEAD^ &&
git mv a1 a2
test_tick &&
git commit -m rename &&
test_must_fail git merge delete &&
test 1 = $(git ls-files --unmerged | wc -l) &&
git rev-parse --verify :2:a2 &&
test_must_fail git rev-parse --verify :3:a2 &&
git checkout -f delete &&
test_must_fail git merge rename &&
test 1 = $(git ls-files --unmerged | wc -l) &&
test_must_fail git rev-parse --verify :2:a2 &&
git rev-parse --verify :3:a2
'
test_done