/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
 * limitations under the License.
 */

package org.apache.shardingsphere.agent.core.builder.interceptor.impl;

import net.bytebuddy.ByteBuddy;
import net.bytebuddy.dynamic.DynamicType;
import net.bytebuddy.dynamic.loading.ClassLoadingStrategy;
import org.apache.shardingsphere.agent.api.advice.TargetAdviceObject;
import org.junit.jupiter.api.Test;

import static org.hamcrest.Matchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.jupiter.api.Assertions.assertTrue;

class TargetAdviceObjectBuilderInterceptorTest {
    
    @Test
    void assertInterceptDefineFieldAndInterface() throws ReflectiveOperationException {
        DynamicType.Unloaded<?> unloaded = new TargetAdviceObjectBuilderInterceptor().intercept(new ByteBuddy().subclass(Object.class)).make();
        Class<?> targetClass = unloaded.load(getClass().getClassLoader(), ClassLoadingStrategy.Default.INJECTION).getLoaded();
        assertTrue(TargetAdviceObject.class.isAssignableFrom(targetClass));
        TargetAdviceObject instance = (TargetAdviceObject) targetClass.getDeclaredConstructor().newInstance();
        instance.setAttachment("foo");
        assertThat(instance.getAttachment(), is("foo"));
        assertThat(targetClass.getDeclaredField("_$EXTRA_DATA$_").getType(), is(Object.class));
    }
}
