| TestCase | PHPUnit Test Case. This provides a base class for other test cases in this library. |
| TestCaseController | PHPUnit Test Case for testing controller actions |
| TestCaseDb | PHPUnit Test Case that setups up environment for tests that require database access. |
| TestCaseService | PHPUnit Test Case for tests that need a Service Manager |
| TestCaseView | PHPUnit test case for testing view templates |