Add a base implementation of SHA-256 support

diff --git a/t/t1400-update-ref.sh b/t/t1400-update-ref.sh
index 60726506869369cb11e59a0b5faae677e9dfce0f..663f17c5fe4757a9eea8c749cf1a158a05f4a8df 100755 (executable)
--- a/t/t1400-update-ref.sh
+++ b/t/t1400-update-ref.sh
@@ -807,6 +807,37 @@ test_expect_success 'stdin delete symref works option no-deref' '
        test_cmp expect actual
 '
 
+test_expect_success 'stdin update symref works flag --no-deref' '
+       git symbolic-ref TESTSYMREFONE $b &&
+       git symbolic-ref TESTSYMREFTWO $b &&
+       cat >stdin <<-EOF &&
+       update TESTSYMREFONE $a $b
+       update TESTSYMREFTWO $a $b
+       EOF
+       git update-ref --no-deref --stdin <stdin &&
+       git rev-parse TESTSYMREFONE TESTSYMREFTWO >expect &&
+       git rev-parse $a $a >actual &&
+       test_cmp expect actual &&
+       git rev-parse $m~1 >expect &&
+       git rev-parse $b >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success 'stdin delete symref works flag --no-deref' '
+       git symbolic-ref TESTSYMREFONE $b &&
+       git symbolic-ref TESTSYMREFTWO $b &&
+       cat >stdin <<-EOF &&
+       delete TESTSYMREFONE $b
+       delete TESTSYMREFTWO $b
+       EOF
+       git update-ref --no-deref --stdin <stdin &&
+       test_must_fail git rev-parse --verify -q TESTSYMREFONE &&
+       test_must_fail git rev-parse --verify -q TESTSYMREFTWO &&
+       git rev-parse $m~1 >expect &&
+       git rev-parse $b >actual &&
+       test_cmp expect actual
+'
+
 test_expect_success 'stdin delete ref works with right old value' '
        echo "delete $b $m~1" >stdin &&
        git update-ref --stdin <stdin &&