Speed up test and remove zend_test comment

Author: NattyNarwhal

Zend/tests/display_error_function_args.phpt

@@ -7,15 +7,17 @@ error_include_args=On
 
 // A function that sets its own parameters in docref call, to compare
 unlink('/');
+
 // Something with sensitive parameters that exists in a minimal build,
-// and also doesn't set anything in the docref call
-// XXX: May be better to provide a new zend_test func?
-password_hash("test", PASSWORD_BCRYPT, array("salt" => "123456789012345678901" . chr(0)));
+// and also doesn't set anything in the docref call. cost is set to 4
+// to keep the test fast
+$flags = ["salt" => "123456789012345678901" . chr(0), "cost" => 4];
+password_hash("test", PASSWORD_BCRYPT, $flags);
 
 ini_set("error_include_args", "Off");
 
 unlink('/');
-password_hash("test", PASSWORD_BCRYPT, array("salt" => "123456789012345678901" . chr(0)));
+password_hash("test", PASSWORD_BCRYPT, $flags);
 
 ?>
 --EXPECTF--