(defmacro lunit-assert (condition-expr)
"Verify that CONDITION-EXPR returns non-nil; signal an error if not."
(let ((condition (eval condition-expr)))
- `(unless ,condition
+ `(when ,(not condition)
(signal 'lunit-failure (list ',condition-expr)))))
(luna-define-class lunit-test-printer (lunit-test-listener))