Test Library
· Helper classes relied upon by test projects of all subsystems. E.g., to disable tests specified in common part of projects for the JavaScript runtime only.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window carp.test-js-1.1.2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.