t/test-lib: add an SHA1 prerequisite

diff --git a/t/t1503-rev-parse-verify.sh b/t/t1503-rev-parse-verify.sh
index ab27d0db5c5577a23e1053b58eefa63015526d0c..492edffa9cfb626b4747ead04251fc33b0502ac9 100755 (executable)
--- a/t/t1503-rev-parse-verify.sh
+++ b/t/t1503-rev-parse-verify.sh
@@ -139,4 +139,9 @@ test_expect_success 'master@{n} for various n' '
        test_must_fail git rev-parse --verify master@{$Np1}
 '
 
+test_expect_success SYMLINKS 'ref resolution not confused by broken symlinks' '
+       ln -s does-not-exist .git/refs/heads/broken &&
+       test_must_fail git rev-parse --verify broken
+'
+
 test_done