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#!/bin/sh
test_description='checkout $tree -- $paths'
. ./test-lib.sh
test_expect_success setup '
mkdir dir &&
>dir/master &&
echo common >dir/common &&
git add dir/master dir/common &&
test_tick && git commit -m "master has dir/master" &&
git checkout -b next &&
git mv dir/master dir/next0 &&
echo next >dir/next1 &&
git add dir &&
test_tick && git commit -m "next has dir/next but not dir/master"
'
test_expect_success 'checking out paths out of a tree does not clobber unrelated paths' '
git checkout next &&
git reset --hard &&
rm dir/next0 &&
cat dir/common >expect.common &&
echo modified >expect.next1 &&
cat expect.next1 >dir/next1 &&
echo untracked >expect.next2 &&
cat expect.next2 >dir/next2 &&
git checkout master dir &&
test_cmp expect.common dir/common &&
test_path_is_file dir/master &&
git diff --exit-code master dir/master &&
test_path_is_missing dir/next0 &&
test_cmp expect.next1 dir/next1 &&
test_path_is_file dir/next2 &&
test_must_fail git ls-files --error-unmatch dir/next2 &&
test_cmp expect.next2 dir/next2
'
test_expect_success 'do not touch unmerged entries matching $path but not in $tree' '
git checkout next &&
git reset --hard &&
cat dir/common >expect.common &&
EMPTY_SHA1=$(git hash-object -w --stdin </dev/null) &&
git rm dir/next0 &&
cat >expect.next0 <<-EOF &&
100644 $EMPTY_SHA1 1 dir/next0
100644 $EMPTY_SHA1 2 dir/next0
EOF
git update-index --index-info <expect.next0 &&
git checkout master dir &&
test_cmp expect.common dir/common &&
test_path_is_file dir/master &&
git diff --exit-code master dir/master &&
git ls-files -s dir/next0 >actual.next0 &&
test_cmp expect.next0 actual.next0
'
test_expect_success 'do not touch files that are already up-to-date' '
git reset --hard &&
echo one >file1 &&
echo two >file2 &&
git add file1 file2 &&
git commit -m base &&
echo modified >file1 &&
test-tool chmtime =1000000000 file2 &&
git update-index -q --refresh &&
git checkout HEAD -- file1 file2 &&
echo one >expect &&
test_cmp expect file1 &&
echo "1000000000" >expect &&
test-tool chmtime --get file2 >actual &&
test_cmp expect actual
'
test_done