index: improve constness for reading blob data

diff --git a/t/t2021-checkout-overwrite.sh b/t/t2021-checkout-overwrite.sh
index 5da63e9fa267af4517024307f4bdeef73caeccf2..c2ada7de37312bffd4b05ff7ac7a9c9e0c4da395 100755 (executable)
--- a/t/t2021-checkout-overwrite.sh
+++ b/t/t2021-checkout-overwrite.sh
@@ -29,21 +29,25 @@ test_expect_success 'checkout commit with dir must not remove untracked a/b' '
        test -f a/b
 '
 
-test_expect_success SYMLINKS 'create a commit where dir a/b changed to symlink' '
+test_expect_success 'create a commit where dir a/b changed to symlink' '
 
        rm -rf a/b &&   # cleanup if previous test failed
        git checkout -f -b symlink start &&
        rm -rf a/b &&
-       ln -s foo a/b &&
        git add -A &&
+       test_ln_s_add foo a/b &&
        git commit -m "dir to symlink"
 '
 
-test_expect_success SYMLINKS 'checkout commit with dir must not remove untracked a/b' '
+test_expect_success 'checkout commit with dir must not remove untracked a/b' '
 
        git rm --cached a/b &&
        git commit -m "un-track the symlink" &&
-       test_must_fail git checkout start &&
+       test_must_fail git checkout start
+'
+
+test_expect_success SYMLINKS 'the symlink remained' '
+
        test -h a/b
 '