The default behaviour remains unchanged - however this new feature allows other languages which compile down to bytecode - like Groovy - to be used and found by the default unit test run.
This mechanism could also be useful if other test classes are copied or code generated into the target/test-classes directory etc.
git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@114042 13f79535-47bb-0310-9956-ffa450edef68
