Bug 75954 Changing anything on Launcher blows away JUnit Test Method
org.eclipse.jdt.junit/src/org/eclipse/jdt/internal/junit/launcher/JUnitMainTab.java
GridData gd = new GridData();
		gd.horizontalSpan = 3;
		label.setLayoutData(gd);
		
		createSingleTestSection(comp);
		createTestContainerSelectionGroup(comp);
		
		label = new Label(comp, SWT.NONE);
		gd = new GridData();
		gd.horizontalSpan = 3;
		label.setLayoutData(gd);
		
		createKeepAliveGroup(comp);
		Dialog.applyDialogFont(comp);
		validatePage();
	}
	
	protected void createSingleTestSection(Composite comp) {
		fTestRadioButton= new Button(comp, SWT.RADIO);
		fTestRadioButton.setText(JUnitMessages.getString("JUnitMainTab.label.oneTest")); 
		GridData gd = new GridData();
		gd.horizontalSpan = 3;
		fTestRadioButton.setLayoutData(gd); 
		fTestRadioButton.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent e) {
				if (fTestRadioButton.getSelection())
					testModeChanged();
			}
		});