Bug 56911 JUnit socket communication uses wrong encoding [JUnit]
M8 socket communication between client and server of jdt.junit uses default encoding. This does not work in general because arbitrary Unicode strings are sent between client and server and the default encoding may not be Unicode preserving.
org.eclipse.jdt.junit.runtime/src/org/eclipse/jdt/internal/junit/runner/RemoteTestRunner.java
i++;
			}
		}
		if(fTestClassNames == null || fTestClassNames.length == 0)
			throw new IllegalArgumentException(JUnitMessages.getString("RemoteTestRunner.error.classnamemissing")); 
		if (fPort == -1)
			throw new IllegalArgumentException(JUnitMessages.getString("RemoteTestRunner.error.portmissing")); 
		if (fDebugMode)
			System.out.println("keepalive "+fKeepAlive); 
	}
	private void readTestNames(String testNameFile) throws IOException {
		BufferedReader br= new BufferedReader(new FileReader(new File(testNameFile)));
		try {
			String line;
			Vector list= new Vector();
			while ((line= br.readLine()) != null) {
				list.add(line);
			}
			fTestClassNames= (String[]) list.toArray(new String[list.size()]);
		}
		finally {
			br.close();
		}
		if (fDebugMode) {
			System.out.println("Tests:"); 
			for (int i= 0; i < fTestClassNames.length; i++) {
				System.out.println("    "+fTestClassNames[i]); 
			}
		}
	}