One test in Maven

I mentioned that I don't like Eclipse. There's more. Today I tried to run a test class: right click, "run as JUnit test". It said

Class not found [my test class]
java.lang.ClassNotFoundException: [my test class]

Er, you can't find the thing that I just clicked on. WTF?

Happily I found out how to run a single test with Maven:

mvn -Dtest=[my test class]#[my test method] test