Bug 72903 Add variable expansion for Test Class in JUnit launch configurations [JUnit]
org.eclipse.jdt.junit/src/org/eclipse/jdt/internal/junit/launcher/JUnitLaunchConfiguration.java
}
				}
				try {
					junitEntries.add(Platform.asLocalURL(new URL(runtimeURL, "bin")).getFile()); 
				} catch (IOException e1) {
					try {
						junitEntries.add(Platform.asLocalURL(new URL(runtimeURL, "junitruntime.jar")).getFile()); 
					} catch (IOException e4) {
						
					}
				}
				Assert.isTrue(junitEntries.size() == 2, "Required JARs available"); 
				
				classPath= new String[cp.length + junitEntries.size()];
				Object[] jea= junitEntries.toArray();
				System.arraycopy(cp, 0, classPath, 0, cp.length);
				System.arraycopy(jea, 0, classPath, cp.length, jea.length);
			} else {
				classPath= new String[cp.length + 2];
				System.arraycopy(cp, 0, classPath, 2, cp.length);
				classPath[0]= Platform.asLocalURL(new URL(url, "junitsupport.jar")).getFile(); 
				classPath[1]= Platform.asLocalURL(new URL(runtimeURL, "junitruntime.jar")).getFile(); 
			}
		} catch (IOException e) {
			JUnitPlugin.log(e); 
		}
		return classPath;
	}		
}