Follow the Project Checkout instructions for git, then go to the project (relative path below).
$ cd enterprise/velocity-email-template
General instructions for checking out the project with Eclipse and building with Maven.
After updating the mailSender bean in the Spring configuration to have a valid host, and the 'mail.properties', run the command below to run the test from the command line. Because of manual configuration changes the test is excluded from the other integration tests.
$ mvn -Pit -Dit.test=VelocityEmailSenderIT verify