/*
* Copyright 2017 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 com.navercorp.pinpoint.profiler.util.JavaAssistUtils;
import org.junit.Test;
import java.lang.annotation.Annotation;
import java.util.List;
import static org.junit.Assert.*;
/**
* @author jaehong.kim
*/
public class InternalClassMetadataReaderTest {
@Test
public void getInternalClassMetadata() throws Exception {
final Class<?> clazz = String.class;
final byte[] classBinary = BytecodeUtils.getClassFile(ClassLoaderUtils.getDefaultClassLoader(), clazz.getName());
InternalClassMetadata classMetadata = InternalClassMetadataReader.readInternalClassMetadata(classBinary);
// name
assertEquals(JavaAssistUtils.javaNameToJvmName(clazz.getName()), classMetadata.getClassInternalName());
// interfaces
for(Class interfacez : clazz.getInterfaces()) {
final String interfaceInternalName = JavaAssistUtils.javaNameToJvmName(interfacez.getName());
classMetadata.getInterfaceInternalNames().contains(interfaceInternalName);
}
// super
assertEquals("java/lang/Object", classMetadata.getSuperClassInternalName());
// annotations
for (Annotation annotation : clazz.getAnnotations()) {
final String annotationInternalName = JavaAssistUtils.javaNameToJvmName(annotation.annotationType().getName());
classMetadata.getAnnotationInternalNames().contains(annotationInternalName);
}
}
@Test
public void SuperIsNull() throws Exception {
final Class<?> clazz = Object.class;
final byte[] classBinary = BytecodeUtils.getClassFile(ClassLoaderUtils.getDefaultClassLoader(), clazz.getName());
InternalClassMetadata classMetadata = InternalClassMetadataReader.readInternalClassMetadata(classBinary);
// name
assertEquals(JavaAssistUtils.javaNameToJvmName(clazz.getName()), classMetadata.getClassInternalName());
// super
assertNull(classMetadata.getSuperClassInternalName());
}
}