*
     * @param closure The closure to call.
     */
    public void beforeSuite(Closure closure) {
        addDispatchAsTestListener("beforeSuite", closure);
    }

    /**
     * <p>Adds a closure to be notified after a test suite has executed. A {@link TestDescriptor} and {@link TestResult} instance are passed to the closure as a

            def listener = new TestListenerImpl()
            test {
                addTestListener(listener)
            }
            class TestListenerImpl implements TestListener {
                void beforeSuite(TestDescriptor suite) { println "START [$suite] [$suite.name]" }
                void afterSuite(TestDescriptor suite, TestResult result) { println "FINISH [$suite] [$suite.name]" }