| Name | Description | Type | Package | Framework |
| CarrotTestCase | Base class for Carrot2 test classes. | Class | org.carrot2.util.tests | Carrot |
| SuiteResultInfoWriter | Writes plain-text information about the suite's tests and their results. | Class | org.carrot2.util.tests | Carrot |
| UsesExternalServices | Class | org.carrot2.util.tests | Carrot | |