There have A bug in APPTest.java.

[antonyHsueh]

Describe the bug
When using command "mvn package" in "./Transformers/Java/', the TEST phase pop failures and error.

You can fix by editting APPTest.java 34 line.
private static String expectedJavaFile = "./lampion/test/examples/example.java"; =>
private static String expectedJavaFile = "./lampion/test/examples/Example.java";

Screenshots
Here is screenshots and surefire reports.

com.github.ciselab.lapion.cli.program.AppTest.txt