diff --git a/test.sh b/test.sh
index f280be3..29aeab1 100755
--- a/test.sh
+++ b/test.sh
@@ -11,7 +11,7 @@ do_test() {
   esac
 
   if [ -n "$target" ]; then
-    ln -s "$target" "$name"
+    ln -sfn "$target" "$name"
   else
     touch "$name"
   fi
@@ -26,7 +26,7 @@ do_test() {
     echo "Test $1 fail: \"${bin##*/} $name\" returned \"$is\" instead of \"$should\""
     stat "$name"
   fi
-  rm -r "$name"
+  rm -rf "$name"
 }
 
 touch t
@@ -36,5 +36,7 @@ do_test 2 a/b .
 do_test 3 a/b ..
 do_test 4 a/b ../t
 do_test 5 a
+do_test 6 a/ /bin
+do_test 7 a/
 
 rm -rf "$dir"