Provides an interface to write any given UI against, hopefully making it easy to write new UIs.
Returns true if any TestRunnerMediator instances have been run.
Creates a new TestRunnerMediator initialized to run the passed suite.
Runs the suite the TestRunnerMediator was created with.
A factory method to create the result the mediator should run with. Can be overridden by subclasses if one wants to use a different result.