Debugging eclipse unit test code “Test class should have exactly one” and “Workspace is closed” error
问题 I'm trying to build eclipse plugins (org.eclipse.jdt.ui.tests.refactoring). Downloading the source from the git, and I could build the project. I wanted to debug into ExtractMethodTest routine, I just set a breakpoint in a setUP routine, and launch the debugger. However, I got an initialization error. Then, I tried to launch the debugger by right click on the ExtractMethodTests.java in package explorer to get Workspace is closed error. What might be wrong? I just wanted to launch