git/t/t4111-apply-subdir.sh
Nguyễn Thái Ngọc Duy 8fc0ae80f6 setup: do not forget working dir from subdir of gitdir
v1.6.1.3~4^2 (Fix gitdir detection when in subdir of gitdir,
2009-01-16) did not go far enough: when a git directory is
an ancestor of the original working directory, not only
should GIT_DIR be set to point to the .git directory, but
the original working directory should be restored before
carrying out the relevant command.

This way, the effect of running a git command from a subdir
of .git will be the same whether or not GIT_DIR is explicitly
set.

Noticed while investigating v1.6.0.3~1 (rehabilitate 'git
index-pack' inside the object store, 2008-10-20).

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-04 11:21:44 -07:00

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Executable file

#!/bin/sh
test_description='patching from inconvenient places'
. ./test-lib.sh
test_expect_success 'setup' '
cat >patch <<-\EOF &&
diff file.orig file
--- a/file.orig
+++ b/file
@@ -1 +1,2 @@
1
+2
EOF
patch="$(pwd)/patch" &&
echo 1 >preimage &&
printf "%s\n" 1 2 >postimage &&
echo 3 >other &&
test_tick &&
git commit --allow-empty -m basis
'
test_expect_success 'setup: subdir' '
reset_subdir() {
git reset &&
mkdir -p sub/dir/b &&
mkdir -p objects &&
cp "$1" file &&
cp "$1" objects/file &&
cp "$1" sub/dir/file &&
cp "$1" sub/dir/b/file &&
git add file sub/dir/file sub/dir/b/file objects/file &&
cp "$2" file &&
cp "$2" sub/dir/file &&
cp "$2" sub/dir/b/file &&
cp "$2" objects/file &&
test_might_fail git update-index --refresh -q
}
'
test_expect_success 'apply from subdir of toplevel' '
cp postimage expected &&
reset_subdir other preimage &&
(
cd sub/dir &&
git apply "$patch"
) &&
test_cmp expected sub/dir/file
'
test_expect_success 'apply --cached from subdir of toplevel' '
cp postimage expected &&
cp other expected.working &&
reset_subdir preimage other &&
(
cd sub/dir &&
git apply --cached "$patch"
) &&
git show :sub/dir/file >actual &&
test_cmp expected actual &&
test_cmp expected.working sub/dir/file
'
test_expect_success 'apply --index from subdir of toplevel' '
cp postimage expected &&
reset_subdir preimage other &&
(
cd sub/dir &&
test_must_fail git apply --index "$patch"
) &&
reset_subdir other preimage &&
(
cd sub/dir &&
test_must_fail git apply --index "$patch"
) &&
reset_subdir preimage preimage &&
(
cd sub/dir &&
git apply --index "$patch"
) &&
git show :sub/dir/file >actual &&
test_cmp expected actual &&
test_cmp expected sub/dir/file
'
test_expect_success 'apply from .git dir' '
cp postimage expected &&
cp preimage .git/file &&
cp preimage .git/objects/file
(
cd .git &&
git apply "$patch"
) &&
test_cmp expected .git/file
'
test_expect_success 'apply from subdir of .git dir' '
cp postimage expected &&
cp preimage .git/file &&
cp preimage .git/objects/file
(
cd .git/objects &&
git apply "$patch"
) &&
test_cmp expected .git/objects/file
'
test_expect_success 'apply --cached from .git dir' '
cp postimage expected &&
cp other expected.working &&
cp other .git/file &&
reset_subdir preimage other &&
(
cd .git &&
git apply --cached "$patch"
) &&
git show :file >actual &&
test_cmp expected actual &&
test_cmp expected.working file &&
test_cmp expected.working .git/file
'
test_expect_success 'apply --cached from subdir of .git dir' '
cp postimage expected &&
cp preimage expected.subdir &&
cp other .git/file &&
cp other .git/objects/file &&
reset_subdir preimage other &&
(
cd .git/objects &&
git apply --cached "$patch"
) &&
git show :file >actual &&
git show :objects/file >actual.subdir &&
test_cmp expected actual &&
test_cmp expected.subdir actual.subdir
'
test_done