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#!/bin/sh
test_description='merging when a directory was replaced with a symlink'
. ./test-lib.sh
test_expect_success 'create a commit where dir a/b changed to symlink' '
mkdir -p a/b/c a/b-2/c &&
> a/b/c/d &&
> a/b-2/c/d &&
> a/x &&
git add -A &&
git commit -m base &&
git tag start &&
rm -rf a/b &&
git add -A &&
test_ln_s_add b-2 a/b &&
git commit -m "dir to symlink"
'
test_expect_success 'checkout does not clobber untracked symlink' '
git checkout HEAD^0 &&
git reset --hard master &&
git rm --cached a/b &&
git commit -m "untracked symlink remains" &&
test_must_fail git checkout start^0
'
test_expect_success 'a/b-2/c/d is kept when clobbering symlink b' '
git checkout HEAD^0 &&
git reset --hard master &&
git rm --cached a/b &&
git commit -m "untracked symlink remains" &&
git checkout -f start^0 &&
test -f a/b-2/c/d
'
test_expect_success 'checkout should not have deleted a/b-2/c/d' '
git checkout HEAD^0 &&
git reset --hard master &&
git checkout start^0 &&
test -f a/b-2/c/d
'
test_expect_success 'setup for merge test' '
git reset --hard &&
test -f a/b-2/c/d &&
echo x > a/x &&
git add a/x &&
git commit -m x &&
git tag baseline
'
test_expect_success 'Handle D/F conflict, do not lose a/b-2/c/d in merge (resolve)' '
git reset --hard &&
git checkout baseline^0 &&
git merge -s resolve master &&
test -f a/b-2/c/d
'
test_expect_success SYMLINKS 'a/b was resolved as symlink' '
test -h a/b
'
test_expect_success 'Handle D/F conflict, do not lose a/b-2/c/d in merge (recursive)' '
git reset --hard &&
git checkout baseline^0 &&
git merge -s recursive master &&
test -f a/b-2/c/d
'
test_expect_success SYMLINKS 'a/b was resolved as symlink' '
test -h a/b
'
test_expect_success 'Handle F/D conflict, do not lose a/b-2/c/d in merge (resolve)' '
git reset --hard &&
git checkout master^0 &&
git merge -s resolve baseline^0 &&
test -f a/b-2/c/d
'
test_expect_success SYMLINKS 'a/b was resolved as symlink' '
test -h a/b
'
test_expect_success 'Handle F/D conflict, do not lose a/b-2/c/d in merge (recursive)' '
git reset --hard &&
git checkout master^0 &&
git merge -s recursive baseline^0 &&
test -f a/b-2/c/d
'
test_expect_success SYMLINKS 'a/b was resolved as symlink' '
test -h a/b
'
test_expect_failure 'do not lose untracked in merge (resolve)' '
git reset --hard &&
git checkout baseline^0 &&
>a/b/c/e &&
test_must_fail git merge -s resolve master &&
test -f a/b/c/e &&
test -f a/b-2/c/d
'
test_expect_success 'do not lose untracked in merge (recursive)' '
git reset --hard &&
git checkout baseline^0 &&
>a/b/c/e &&
test_must_fail git merge -s recursive master &&
test -f a/b/c/e &&
test -f a/b-2/c/d
'
test_expect_success 'do not lose modifications in merge (resolve)' '
git reset --hard &&
git checkout baseline^0 &&
echo more content >>a/b/c/d &&
test_must_fail git merge -s resolve master
'
test_expect_success 'do not lose modifications in merge (recursive)' '
git reset --hard &&
git checkout baseline^0 &&
echo more content >>a/b/c/d &&
test_must_fail git merge -s recursive master
'
test_expect_success 'setup a merge where dir a/b-2 changed to symlink' '
git reset --hard &&
git checkout start^0 &&
rm -rf a/b-2 &&
git add -A &&
test_ln_s_add b a/b-2 &&
git commit -m "dir a/b-2 to symlink" &&
git tag test2
'
test_expect_success 'merge should not have D/F conflicts (resolve)' '
git reset --hard &&
git checkout baseline^0 &&
git merge -s resolve test2 &&
test -f a/b/c/d
'
test_expect_success SYMLINKS 'a/b-2 was resolved as symlink' '
test -h a/b-2
'
test_expect_success 'merge should not have D/F conflicts (recursive)' '
git reset --hard &&
git checkout baseline^0 &&
git merge -s recursive test2 &&
test -f a/b/c/d
'
test_expect_success SYMLINKS 'a/b-2 was resolved as symlink' '
test -h a/b-2
'
test_expect_success 'merge should not have F/D conflicts (recursive)' '
git reset --hard &&
git checkout -b foo test2 &&
git merge -s recursive baseline^0 &&
test -f a/b/c/d
'
test_expect_success SYMLINKS 'a/b-2 was resolved as symlink' '
test -h a/b-2
'
test_done