AnnotationUtilsTests.java 文件源码

@Test
public void synthesizeAnnotationFromAnnotationAttributesWithoutAttributeAliases() throws Exception {

    // 1) Get an annotation
    Component component = WebController.class.getAnnotation(Component.class);
    assertNotNull(component);

    // 2) Convert the annotation into AnnotationAttributes
    AnnotationAttributes attributes = getAnnotationAttributes(WebController.class, component);
    assertNotNull(attributes);

    // 3) Synthesize the AnnotationAttributes back into an annotation
    Component synthesizedComponent = synthesizeAnnotation(attributes, Component.class, WebController.class);
    assertNotNull(synthesizedComponent);

    // 4) Verify that the original and synthesized annotations are equivalent
    assertNotSame(component, synthesizedComponent);
    assertEquals(component, synthesizedComponent);
    assertEquals("value from component: ", "webController", component.value());
    assertEquals("value from synthesized component: ", "webController", synthesizedComponent.value());
}