GreenMail is a suite of email servers for testing purposes and sandbox development. It supports SMTP, POP3, and IMAP (including SSL) and can be embedded into any Java application or unit test. The GreenMail Service (SAR) extension runs as a JBoss embedded developer mail server sandbox, manageable via JMX.
p-unit is a framework for unit testing and performance benchmarking. As a unit test, it can run with a single thread or multiple threads against the same test code. p-unit has an executor pool which can accelerate the execution speed dramatically. As a perforamnce test framework, it records memory consumption and execution time, and generates results in the form of plain text, image, and PDF file. Users can also easily register their own reporters by implementing the p-unit event listener.
Testare is a Java testing framework for distributed applications. Its initial focus is on Java EE with in-container EJB testing, but it is very easy to develop support for technologies such as RMI or Corba. Testare is written from scratch, but JUnit compatibility is in the works. This feature will enable Testare test cases to be discovered and executed by JUnit execution tools.
SubEthaSMTP is an easy to understand Java library that provides a receptive SMTP server component. By plugging this component into your Java application, you can easily receive SMTP mail using a simple abstract Java interface. Also included is a small sub-project called Wiser, an easy to use incoming mail testing framework.
The DPML SDK is a management platform for Java-based component development, resource management, and deployment. It is composed of the Transit resource management layer, the Depot multi-project build system, the Metro component management runtime engine, and the Station application management console.