FUnit is the first generation xUnit testing tool to leverage the custom metadata capabilities of the Flex mxmlc compiler. The tag-based attribute model of FUnit makes it the most intuitive unit-testing framework ever created for the Flex platform.
An actionscript 2.0 unit testing framework for use with with Macromedia Flex. Based on Nunit and other testing frameworks provides full support for testing Flex applications including asynchronous web service requests.
FlexUnit is a unit testing framework for Flex and ActionScript 3.0 applications and libraries. It mimics the functionality of JUnit, a Java unit testing framework, and comes with a graphical test runner.