### Question:
GcpDescriptor extends PointPlacemarkDescriptor { public static GcpDescriptor getInstance() { return (GcpDescriptor) PlacemarkDescriptorRegistry.getInstance().getPlacemarkDescriptor(GcpDescriptor.class.getName()); } GcpDescriptor(); static GcpDescriptor getInstance(); @Override @Deprecated String getShowLayerCommandId(); @Override @Deprecated String getRoleName(); @Override @Deprecated String getRoleLabel(); @Override @Deprecated PlacemarkGroup getPlacemarkGroup(Product product);  }### Answer:
@Test public void testGetInstance() throws Exception { assertNotNull(instance); assertSame(instance, GcpDescriptor.getInstance()); assertSame(GcpDescriptor.class, instance.getClass()); }