mirror of
https://github.com/git/git.git
synced 2024-10-30 05:47:53 +01:00
1e2847634e
Instead of using `cd dir && (...) && cd..` use `(cd dir && ...)` This ensures that the test doesn't get caught in the subdirectory if there is an error in the subshell. Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
185 lines
3.6 KiB
Bash
Executable file
185 lines
3.6 KiB
Bash
Executable file
#!/bin/sh
|
|
|
|
test_description='merging with submodules'
|
|
|
|
. ./test-lib.sh
|
|
|
|
#
|
|
# history
|
|
#
|
|
# a --- c
|
|
# / \ /
|
|
# root X
|
|
# \ / \
|
|
# b --- d
|
|
#
|
|
|
|
test_expect_success setup '
|
|
|
|
mkdir sub &&
|
|
(cd sub &&
|
|
git init &&
|
|
echo original > file &&
|
|
git add file &&
|
|
test_tick &&
|
|
git commit -m sub-root) &&
|
|
git add sub &&
|
|
test_tick &&
|
|
git commit -m root &&
|
|
|
|
git checkout -b a master &&
|
|
(cd sub &&
|
|
echo A > file &&
|
|
git add file &&
|
|
test_tick &&
|
|
git commit -m sub-a) &&
|
|
git add sub &&
|
|
test_tick &&
|
|
git commit -m a &&
|
|
|
|
git checkout -b b master &&
|
|
(cd sub &&
|
|
echo B > file &&
|
|
git add file &&
|
|
test_tick &&
|
|
git commit -m sub-b) &&
|
|
git add sub &&
|
|
test_tick &&
|
|
git commit -m b &&
|
|
|
|
git checkout -b c a &&
|
|
git merge -s ours b &&
|
|
|
|
git checkout -b d b &&
|
|
git merge -s ours a
|
|
'
|
|
|
|
# History setup
|
|
#
|
|
# b
|
|
# / \
|
|
# a d
|
|
# \ /
|
|
# c
|
|
#
|
|
# a in the main repository records to sub-a in the submodule and
|
|
# analogous b and c. d should be automatically found by merging c into
|
|
# b in the main repository.
|
|
test_expect_success 'setup for merge search' '
|
|
mkdir merge-search &&
|
|
(cd merge-search &&
|
|
git init &&
|
|
mkdir sub &&
|
|
(cd sub &&
|
|
git init &&
|
|
echo "file-a" > file-a &&
|
|
git add file-a &&
|
|
git commit -m "sub-a" &&
|
|
git branch sub-a) &&
|
|
git add sub &&
|
|
git commit -m "a" &&
|
|
git branch a &&
|
|
|
|
git checkout -b b &&
|
|
(cd sub &&
|
|
git checkout -b sub-b &&
|
|
echo "file-b" > file-b &&
|
|
git add file-b &&
|
|
git commit -m "sub-b") &&
|
|
git commit -a -m "b" &&
|
|
|
|
git checkout -b c a &&
|
|
(cd sub &&
|
|
git checkout -b sub-c sub-a &&
|
|
echo "file-c" > file-c &&
|
|
git add file-c &&
|
|
git commit -m "sub-c") &&
|
|
git commit -a -m "c" &&
|
|
|
|
git checkout -b d a &&
|
|
(cd sub &&
|
|
git checkout -b sub-d sub-b &&
|
|
git merge sub-c) &&
|
|
git commit -a -m "d" &&
|
|
git branch test b)
|
|
'
|
|
|
|
test_expect_success 'merge with one side as a fast-forward of the other' '
|
|
(cd merge-search &&
|
|
git checkout -b test-forward b &&
|
|
git merge d &&
|
|
git ls-tree test-forward sub | cut -f1 | cut -f3 -d" " > actual &&
|
|
(cd sub &&
|
|
git rev-parse sub-d > ../expect) &&
|
|
test_cmp actual expect)
|
|
'
|
|
|
|
test_expect_success 'merging should conflict for non fast-forward' '
|
|
(cd merge-search &&
|
|
git checkout -b test-nonforward b &&
|
|
(cd sub &&
|
|
git rev-parse sub-d > ../expect) &&
|
|
test_must_fail git merge c 2> actual &&
|
|
grep $(cat expect) actual > /dev/null &&
|
|
git reset --hard)
|
|
'
|
|
|
|
test_expect_success 'merging should fail for ambiguous common parent' '
|
|
(cd merge-search &&
|
|
git checkout -b test-ambiguous b &&
|
|
(cd sub &&
|
|
git checkout -b ambiguous sub-b &&
|
|
git merge sub-c &&
|
|
git rev-parse sub-d > ../expect1 &&
|
|
git rev-parse ambiguous > ../expect2) &&
|
|
test_must_fail git merge c 2> actual &&
|
|
grep $(cat expect1) actual > /dev/null &&
|
|
grep $(cat expect2) actual > /dev/null &&
|
|
git reset --hard)
|
|
'
|
|
|
|
# in a situation like this
|
|
#
|
|
# submodule tree:
|
|
#
|
|
# sub-a --- sub-b --- sub-d
|
|
#
|
|
# main tree:
|
|
#
|
|
# e (sub-a)
|
|
# /
|
|
# bb (sub-b)
|
|
# \
|
|
# f (sub-d)
|
|
#
|
|
# A merge between e and f should fail because one of the submodule
|
|
# commits (sub-a) does not descend from the submodule merge-base (sub-b).
|
|
#
|
|
test_expect_success 'merging should fail for changes that are backwards' '
|
|
(cd merge-search &&
|
|
git checkout -b bb a &&
|
|
(cd sub &&
|
|
git checkout sub-b) &&
|
|
git commit -a -m "bb" &&
|
|
|
|
git checkout -b e bb &&
|
|
(cd sub &&
|
|
git checkout sub-a) &&
|
|
git commit -a -m "e" &&
|
|
|
|
git checkout -b f bb &&
|
|
(cd sub &&
|
|
git checkout sub-d) &&
|
|
git commit -a -m "f" &&
|
|
|
|
git checkout -b test-backward e &&
|
|
test_must_fail git merge f)
|
|
'
|
|
|
|
test_expect_success 'merging with a modify/modify conflict between merge bases' '
|
|
git reset --hard HEAD &&
|
|
git checkout -b test2 c &&
|
|
git merge d
|
|
'
|
|
|
|
test_done
|