cache-tree: reject entries with null sha1

diff --git a/t/t6101-rev-parse-parents.sh b/t/t6101-rev-parse-parents.sh
index 64a9850e3197dc2cbff00593f04a5fa196dbd632..8c617981a3a06c1ff49f03a2914bfdc31c0e293c 100755 (executable)
--- a/t/t6101-rev-parse-parents.sh
+++ b/t/t6101-rev-parse-parents.sh
@@ -83,12 +83,24 @@ test_expect_success 'final^1^@ = final^1^1 final^1^2' '
        test_cmp expect actual
 '
 
+test_expect_success 'symbolic final^1^@ = final^1^1 final^1^2' '
+       git rev-parse --symbolic final^1^1 final^1^2 >expect &&
+       git rev-parse --symbolic final^1^@ >actual &&
+       test_cmp expect actual
+'
+
 test_expect_success 'final^1^! = final^1 ^final^1^1 ^final^1^2' '
        git rev-parse final^1 ^final^1^1 ^final^1^2 >expect &&
        git rev-parse final^1^! >actual &&
        test_cmp expect actual
 '
 
+test_expect_success 'symbolic final^1^! = final^1 ^final^1^1 ^final^1^2' '
+       git rev-parse --symbolic final^1 ^final^1^1 ^final^1^2 >expect &&
+       git rev-parse --symbolic final^1^! >actual &&
+       test_cmp expect actual
+'
+
 test_expect_success 'large graft octopus' '
        test_cmp_rev_output b31 "git rev-parse --verify b1^30"
 '
@@ -143,6 +155,12 @@ test_expect_success 'rev-parse merge^-2 = merge^2..merge' '
        test_cmp expect actual
 '
 
+test_expect_success 'symbolic merge^-1 = merge^1..merge' '
+       git rev-parse --symbolic merge^1..merge >expect &&
+       git rev-parse --symbolic merge^-1 >actual &&
+       test_cmp expect actual
+'
+
 test_expect_success 'rev-parse merge^-0 (invalid parent)' '
        test_must_fail git rev-parse merge^-0
 '