Test::Unit and Related Frameworks
This section describes how to use Test::Unit and the Test::Unit-based framework, both in the plain Ruby projects, and in Rails applications. In this section:
Before you start working with Ruby, make sure that Ruby plugin is installed and enabled.
Also make sure that the following prerequisites are met:
Ruby SDK is downloaded and installed on your machine.
The required framework SDKs are downloaded and installed on your machine.
Refer to their respective download and installation pages for details: