| Interface | Description | 
|---|---|
| TestMixinRegistrar | Strategy interface for adding new TextMixins that handle the TestFor annotation | 
| TestMixinRegistry | A registry for TestMixin instances | 
| Class | Description | 
|---|---|
| GrailsUnitTestMixin | A base unit testing mixin that watches for MetaClass changes and unbinds them on tear down. | 
| GroovyPageUnitTestResourceLoader | A org.springframework.core.io.ResourceLoader implementation that loads GSP views relative to the project base directory for unit tests. | 
| LazyTagLibraryLookup | Lazy implementation of the tag library lookup class designed for testing purposes. | 
| TestMixinRuntimeSupport | Abstract base class for test mixin classes that use the new TestRuntime | 
| Annotation Type | Description | 
|---|---|
| MixinInstance | A marker annotation added to fields that contain the instance of a mixin | 
| MixinMethod | A marker annotation added to methods of a test that are mixed in from a test mixin. | 
| SkipMethod | A marker annotation for methods that doesn't be mixed in target classes |