AnnotationUtilTest.java

package act.util;

/*-
 * #%L
 * ACT Framework
 * %%
 * Copyright (C) 2014 - 2017 ActFramework
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
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import act.TestBase;
import org.junit.Test;
import org.osgl.mvc.annotation.GetAction;

import javax.inject.Singleton;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;

public class AnnotationUtilTest extends TestBase {

    @Singleton
    static class Base {}

    @Async
    static class Derived extends Base {}

    @Test
    public void testClassOf() {
        Async async = Derived.class.getAnnotation(Async.class);
        eq(Async.class, AnnotationUtil.classOf(async));
        eq(Async.class, async.annotationType());
    }

    @Test
    public void testAnnotation() {
        Async async = Derived.class.getAnnotation(Async.class);
        Retention retention = AnnotationUtil.annotation(async, Retention.class);
        eq(RetentionPolicy.RUNTIME, retention.value());
    }

    @Test
    public void testGetAnnotation() {
        Singleton singleton = AnnotationUtil.getAnnotation(Derived.class, Singleton.class);
        assertNotNull(singleton);
        GetAction getAction = AnnotationUtil.getAnnotation(Derived.class, GetAction.class);
        assertNull(getAction);
    }

}