| Class | Description | 
                            | ControllerTestPlugin | Controller TestPlugin for TestRuntime
 - adds beans and state management for supporting controller related unit tests | 
                            | CoreBeansTestPlugin | a TestPlugin for TestRuntime that adds some generic beans that are
 required in Grails applications | 
                            | DefaultSharedRuntimeConfigurer |  | 
                            | DomainClassTestPlugin | a TestPlugin for TestRuntime for adding Grails DomainClass (GORM) support
 - this implementation uses SimpleMapDatastore GORM implementation | 
                            | GrailsApplicationTestPlugin | A TestPlugin for TestRuntime that builds the GrailsApplication instance for tests | 
                            | GrailsApplicationTestPlugin.TestRuntimeGrailsApplicationPostProcessor |  | 
                            | GroovyPageTestPlugin | a TestPlugin for TestRuntime for supporting GSP tests | 
                            | InterceptorTestPlugin | A plugin for testing interceptors | 
                            | MetaClassCleanerTestPlugin | a TestPlugin for TestRuntime that cleans MetaClass changes in afterClass test event | 
                            | TestEvent | Event value object for the TestRuntime/TestPlugin system | 
                            | TestPluginUsage | Value class for holding information about test plugin class registration or un-registeration (exclusion) | 
                            | TestRuntime | TestRuntime is the container for the test runtime state | 
                            | TestRuntime.LazyValue |  | 
                            | TestRuntimeFactory | TestRuntimeFactory is a singleton that contains the TestPlugin registry and has methods 
 for getting a TestRuntime instance with given features. | 
                            | TestRuntimeJunitAdapter | Internal class that's used as an adapter between JUnit @Rule fields
 and the TestRuntime systemClassRule:/
 | 
                            | TestRuntimeSettings | Value class for keeping settings for the test runtime | 
                            | TestRuntimeUtil | Utility functions used in TestRuntime | 
                            | WebFlowTestPlugin | a TestPlugin for TestRuntime that supports WebFlowUnitTestMixin |