get_sha1_oneline: make callers prepare the commit list to traverse

diff --git a/t/t5520-pull.sh b/t/t5520-pull.sh
index eee6f6d9cce18178037191a4222ef9477461ab8c..0b489f5b1227268c050c1256d105d57d871f5698 100755 (executable)
--- a/t/t5520-pull.sh
+++ b/t/t5520-pull.sh
@@ -31,7 +31,7 @@ cd "$D"
 test_expect_success 'checking the results' '
        test -f file &&
        test -f cloned/file &&
-       diff file cloned/file
+       test_cmp file cloned/file
 '
 
 test_expect_success 'pulling into void using master:master' '