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Merge branch 'jk/merge-one-file-working-tree' 

* jk/merge-one-file-working-tree:
  merge-one-file: fix broken merges with alternate work trees
  add tests for merge-index / merge-one-file
maint
Junio C Hamano 2011-05-06 10:54:08 -07:00
parent 22dbeee715 6aaeca900b
commit ac13e7c514
2 changed files with 106 additions and 1 deletions
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7
git-merge-one-file.sh
View File

@ -22,6 +22,11 @@ LONG_USAGE="Usage: git merge-one-file $USAGE

Blob ids and modes should be empty for missing files."

SUBDIRECTORY_OK=Yes
. git-sh-setup
cd_to_toplevel
require_work_tree

if ! test "$#" -eq 7
then
echo "$LONG_USAGE"
@ -132,7 +137,7 @@ case "${1:-.}${2:-.}${3:-.}" in

# Create the working tree file, using "our tree" version from the
# index, and then store the result of the merge.
git checkout-index -f --stage=2 -- "$4" && cat "$src1" >"$4"
git checkout-index -f --stage=2 -- "$4" && cat "$src1" >"$4" || exit 1
rm -f -- "$orig" "$src1" "$src2"

if [ "$6" != "$7" ]; then

100
t/t6060-merge-index.sh Executable file
View File

@ -0,0 +1,100 @@
#!/bin/sh

test_description='basic git merge-index / git-merge-one-file tests'
. ./test-lib.sh

test_expect_success 'setup diverging branches' '
for i in 1 2 3 4 5 6 7 8 9 10; do
echo $i
done >file &&
git add file &&
git commit -m base &&
git tag base &&
sed s/2/two/ <file >tmp &&
mv tmp file &&
git commit -a -m two &&
git tag two &&
git checkout -b other HEAD^ &&
sed s/10/ten/ <file >tmp &&
mv tmp file &&
git commit -a -m ten &&
git tag ten
'

cat >expect-merged <<'EOF'
1
two
3
4
5
6
7
8
9
ten
EOF

test_expect_success 'read-tree does not resolve content merge' '
git read-tree -i -m base ten two &&
echo file >expect &&
git diff-files --name-only --diff-filter=U >unmerged &&
test_cmp expect unmerged
'

test_expect_success 'git merge-index git-merge-one-file resolves' '
git merge-index git-merge-one-file -a &&
git diff-files --name-only --diff-filter=U >unmerged &&
>expect &&
test_cmp expect unmerged &&
test_cmp expect-merged file &&
git cat-file blob :file >file-index &&
test_cmp expect-merged file-index
'

test_expect_success 'setup bare merge' '
git clone --bare . bare.git &&
(cd bare.git &&
GIT_INDEX_FILE=$PWD/merge.index &&
export GIT_INDEX_FILE &&
git read-tree -i -m base ten two
)
'

test_expect_success 'merge-one-file fails without a work tree' '
(cd bare.git &&
GIT_INDEX_FILE=$PWD/merge.index &&
export GIT_INDEX_FILE &&
test_must_fail git merge-index git-merge-one-file -a
)
'

test_expect_success 'merge-one-file respects GIT_WORK_TREE' '
(cd bare.git &&
mkdir work &&
GIT_WORK_TREE=$PWD/work &&
export GIT_WORK_TREE &&
GIT_INDEX_FILE=$PWD/merge.index &&
export GIT_INDEX_FILE &&
git merge-index git-merge-one-file -a &&
git cat-file blob :file >work/file-index
) &&
test_cmp expect-merged bare.git/work/file &&
test_cmp expect-merged bare.git/work/file-index
'

test_expect_success 'merge-one-file respects core.worktree' '
mkdir subdir &&
git clone . subdir/child &&
(cd subdir &&
GIT_DIR=$PWD/child/.git &&
export GIT_DIR &&
git config core.worktree "$PWD/child" &&
git read-tree -i -m base ten two &&
git merge-index git-merge-one-file -a &&
git cat-file blob :file >file-index
) &&
test_cmp expect-merged subdir/child/file &&
test_cmp expect-merged subdir/file-index
'

test_done