t9101: use "git hash-object" without dash

diff --git a/t/t4011-diff-symlink.sh b/t/t4011-diff-symlink.sh
index c6d13693ba45b594704c2ef55d40540ee3f9c25f..02efecae3ad06e5a62553e990fc0934dd0c65eab 100755 (executable)
--- a/t/t4011-diff-symlink.sh
+++ b/t/t4011-diff-symlink.sh
@@ -7,7 +7,7 @@ test_description='Test diff of symlinks.
 
 '
 . ./test-lib.sh
-. ../diff-lib.sh
+. "$TEST_DIRECTORY"/diff-lib.sh
 
 cat > expected << EOF
 diff --git a/frotz b/frotz