fast-export: make sure updated refs get updated

diff --git a/t/t1450-fsck.sh b/t/t1450-fsck.sh
index 5b8ebd805378dc79e449ec1eecd1e97e333a7902..08aa24ca15a377826b9e1cdad73fb232853aea7f 100755 (executable)
--- a/t/t1450-fsck.sh
+++ b/t/t1450-fsck.sh
@@ -27,12 +27,8 @@ test_expect_success 'loose objects borrowed from alternate are not missing' '
                git init &&
                echo ../../../.git/objects >.git/objects/info/alternates &&
                test_commit C fileC one &&
-               git fsck >../out 2>&1
+               git fsck --no-dangling >../actual 2>&1
        ) &&
-       {
-               grep -v dangling out >actual ||
-               :
-       } &&
        test_cmp empty actual
 '
 
@@ -181,9 +177,7 @@ test_expect_success 'tag pointing to something else than its type' '
        test_when_finished "remove_object $tag" &&
        echo $tag >.git/refs/tags/wrong &&
        test_when_finished "git update-ref -d refs/tags/wrong" &&
-       test_must_fail git fsck --tags 2>out &&
-       cat out &&
-       grep "error in tag.*broken links" out
+       test_must_fail git fsck --tags
 '
 
 test_expect_success 'cleaned up' '
@@ -217,4 +211,30 @@ test_expect_success 'rev-list --verify-objects with bad sha1' '
        grep -q "error: sha1 mismatch 63ffffffffffffffffffffffffffffffffffffff" out
 '
 
+_bz='\0'
+_bz5="$_bz$_bz$_bz$_bz$_bz"
+_bz20="$_bz5$_bz5$_bz5$_bz5"
+
+test_expect_success 'fsck notices blob entry pointing to null sha1' '
+       (git init null-blob &&
+        cd null-blob &&
+        sha=$(printf "100644 file$_bz$_bz20" |
+              git hash-object -w --stdin -t tree) &&
+         git fsck 2>out &&
+         cat out &&
+         grep "warning.*null sha1" out
+       )
+'
+
+test_expect_success 'fsck notices submodule entry pointing to null sha1' '
+       (git init null-commit &&
+        cd null-commit &&
+        sha=$(printf "160000 submodule$_bz$_bz20" |
+              git hash-object -w --stdin -t tree) &&
+         git fsck 2>out &&
+         cat out &&
+         grep "warning.*null sha1" out
+       )
+'
+
 test_done