t4014: abstract away SHA-1-specific constants

diff --git a/t/t1006-cat-file.sh b/t/t1006-cat-file.sh
index 2ac3b940c611db08fd48e5782db13d2f8f1d48ec..13dd510b2ed8c4ce3b48666557bf68ad2aa03953 100755 (executable)
--- a/t/t1006-cat-file.sh
+++ b/t/t1006-cat-file.sh
@@ -236,8 +236,8 @@ test_expect_success "--batch-check for an empty line" '
 '
 
 test_expect_success 'empty --batch-check notices missing object' '
-       echo "$_z40 missing" >expect &&
-       echo "$_z40" | git cat-file --batch-check="" >actual &&
+       echo "$ZERO_OID missing" >expect &&
+       echo "$ZERO_OID" | git cat-file --batch-check="" >actual &&
        test_cmp expect actual
 '
 
@@ -294,8 +294,8 @@ test_expect_success 'setup blobs which are likely to delta' '
 
 test_expect_success 'confirm that neither loose blob is a delta' '
        cat >expect <<-EOF &&
-       $_z40
-       $_z40
+       $ZERO_OID
+       $ZERO_OID
        EOF
        git cat-file --batch-check="%(deltabase)" <blobs >actual &&
        test_cmp expect actual