Bug 294493 XMI definition of part icon is ignored
The icon URI definition for parts seem to be ignored as the part tabs don't have any icons.
tests/org.eclipse.e4.ui.tests/src/org/eclipse/e4/ui/tests/application/UIStartupTest.java
}
	@Override
	protected boolean needsActiveChildEventHandling() {
		return false;
	}
	@Override
	protected String getEngineURI() {
		return "platform:/plugin/org.eclipse.e4.ui.workbench.swt/org.eclipse.e4.ui.workbench.swt.internal.PartRenderingEngine"; 
	}
	@Override
	public void testGet_ActiveChild() throws Exception {
		IEclipseContext context = application.getContext();
		assertNotNull(context.get(IContextConstants.ACTIVE_CHILD));
	}
	public void testGet_ActiveShell() throws Exception {
		IEclipseContext context = application.getContext();
		assertNull(context.get(IServiceConstants.ACTIVE_SHELL));
	}
	@Override
	public void testGet_ActivePart() throws Exception {
		IEclipseContext context = application.getContext();
		assertNotNull(context.get(IServiceConstants.ACTIVE_PART));
	}
	public void testGet_ActivePartId() throws Exception {
		IEclipseContext context = application.getContext();
		assertNotNull(context.get(IServiceConstants.ACTIVE_PART_ID));
	}
	public void testGet_ActiveContexts2() throws Exception {
		IEclipseContext context = getActiveChildContext(application);
		assertNotNull(context.get(IServiceConstants.ACTIVE_CONTEXTS));