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|
#!/bin/sh
test_description='basic symbolic-ref tests'
. ./test-lib.sh
# If the tests munging HEAD fail, they can break detection of
# the git repo, meaning that further tests will operate on
# the surrounding git repo instead of the trash directory.
reset_to_sane() {
echo ref: refs/heads/foo >.git/HEAD
}
test_expect_success 'symbolic-ref writes HEAD' '
git symbolic-ref HEAD refs/heads/foo &&
echo ref: refs/heads/foo >expect &&
test_cmp expect .git/HEAD
'
test_expect_success 'symbolic-ref reads HEAD' '
echo refs/heads/foo >expect &&
git symbolic-ref HEAD >actual &&
test_cmp expect actual
'
test_expect_success 'symbolic-ref refuses non-ref for HEAD' '
test_must_fail git symbolic-ref HEAD foo
'
reset_to_sane
test_expect_success 'symbolic-ref refuses bare sha1' '
echo content >file && git add file && git commit -m one &&
test_must_fail git symbolic-ref HEAD $(git rev-parse HEAD)
'
reset_to_sane
test_expect_success 'symbolic-ref deletes HEAD' '
git symbolic-ref -d HEAD &&
test_path_is_file .git/refs/heads/foo &&
test_path_is_missing .git/HEAD
'
reset_to_sane
test_expect_success 'symbolic-ref deletes dangling HEAD' '
git symbolic-ref HEAD refs/heads/missing &&
git symbolic-ref -d HEAD &&
test_path_is_missing .git/refs/heads/missing &&
test_path_is_missing .git/HEAD
'
reset_to_sane
test_expect_success 'symbolic-ref fails to delete missing FOO' '
echo "fatal: Cannot delete FOO, not a symbolic ref" >expect &&
test_must_fail git symbolic-ref -d FOO >actual 2>&1 &&
test_cmp expect actual
'
reset_to_sane
test_expect_success 'symbolic-ref fails to delete real ref' '
echo "fatal: Cannot delete refs/heads/foo, not a symbolic ref" >expect &&
test_must_fail git symbolic-ref -d refs/heads/foo >actual 2>&1 &&
test_path_is_file .git/refs/heads/foo &&
test_cmp expect actual
'
reset_to_sane
test_expect_success 'create large ref name' '
# make 256+ character ref; some systems may not handle that,
# so be gentle
long=0123456789abcdef &&
long=$long/$long/$long/$long &&
long=$long/$long/$long/$long &&
long_ref=refs/heads/$long &&
tree=$(git write-tree) &&
commit=$(echo foo | git commit-tree $tree) &&
if git update-ref $long_ref $commit; then
test_set_prereq LONG_REF
else
echo >&2 "long refs not supported"
fi
'
test_expect_success LONG_REF 'symbolic-ref can point to large ref name' '
git symbolic-ref HEAD $long_ref &&
echo $long_ref >expect &&
git symbolic-ref HEAD >actual &&
test_cmp expect actual
'
test_expect_success LONG_REF 'we can parse long symbolic ref' '
echo $commit >expect &&
git rev-parse --verify HEAD >actual &&
test_cmp expect actual
'
test_done
|
