why is “test-jar” dependency required for “mvn compile”

Question

I\'m having trouble using test-jar dependencies in a multi-module project. For example, when I declare that the cleartk-syntax module depends on the

Answer 1

I am using maven2. I guess the answer is in the maven lifecycle management. The first step of a default lifecycle is validate, which does 'validate the project is correct and all necessary information is available.' (see http://maven.apache.org/guides/introduction/introduction-to-the-lifecycle.html ).

So maven just tries its best to get all the needed dependencies for the later execution.