/*
* Copyright 2016 NAVER Corp.
*
* 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
* limitations under the License.
*
*/
package com.navercorp.pinpoint.profiler.instrument.classreading;
import com.google.common.base.Function;
import com.google.common.collect.Lists;
import com.navercorp.pinpoint.common.util.ClassLoaderUtils;
import com.navercorp.pinpoint.profiler.util.BytecodeUtils;
import org.junit.Assert;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.List;
import static org.hamcrest.Matchers.containsInAnyOrder;
/**
* @author Woonduk Kang(emeroad)
*/
public class SimpleClassMetadataReaderTest {
private final Logger logger = LoggerFactory.getLogger(this.getClass());
@Test
public void testSimpleClassMetadata() {
Class<?> clazz = String.class;
byte[] classFile = BytecodeUtils.getClassFile(ClassLoaderUtils.getDefaultClassLoader(), clazz.getName());
SimpleClassMetadata simpleClassMetadata = SimpleClassMetadataReader.readSimpleClassMetadata(classFile);
// name.
Assert.assertEquals(simpleClassMetadata.getClassName(), clazz.getName());
// interfaces
List<String> interfaceList = getInterfaceList(clazz.getInterfaces());
List<String> interfaceNames = simpleClassMetadata.getInterfaceNames();
Assert.assertThat(interfaceNames, containsInAnyOrder(interfaceList.toArray()));
// super
Assert.assertEquals(simpleClassMetadata.getSuperClassName(), "java.lang.Object");
// access
simpleClassMetadata.getAccessFlag();
// version
simpleClassMetadata.getVersion();
}
private List<String> getInterfaceList(Class<?>[] interfaces) {
List<Class<?>> collection = Lists.newArrayList(interfaces);
return Lists.transform(collection, new Function<Class<?>, String>() {
@Override
public String apply(Class<?> input) {
return input.getName();
}
});
}
}