source: class ClassIndexTest {
  
  	@Test
  	public void shouldReadJaxbIndexCreatedByOlderVersions() {
  
target: 		// when
  		Iterable<Class<?>> packageSubclasses = ClassIndex.getPackageClasses(ExtraPlugin.class.getPackage().getName());
  
  		// then
  		assertThat(packageSubclasses).contains(ExtraPlugin.class);
  	}
  
  }