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/*
* 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.bcel;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import org.apache.bcel.classfile.AnnotationEntry;
import org.apache.bcel.classfile.Attribute;
import org.apache.bcel.classfile.JavaClass;
import org.apache.bcel.classfile.Method;
import org.apache.bcel.generic.AnnotationEntryGen;
import org.apache.bcel.generic.ConstantPoolGen;
import org.apache.bcel.generic.ElementValueGen;
import org.apache.bcel.generic.ElementValuePairGen;
import org.apache.bcel.generic.ObjectType;
import org.apache.bcel.generic.SimpleElementValueGen;
import org.apache.bcel.util.ClassPath;
import org.apache.bcel.util.SyntheticRepository;
import junit.framework.TestCase;
public abstract class AbstractTestCase extends TestCase
{
private static final boolean verbose = false;
protected static final String PACKAGE_BASE_NAME = AbstractTestCase.class.getPackage().getName();
// Location of test data
protected static final File TESTDATA = new File("target", "testdata");
// package base name in signature format, i.e. with '/' separators instead of '.'
protected static final String PACKAGE_BASE_SIG = PACKAGE_BASE_NAME.replace('.', '/');
/**
* @param name
* @return Path to file under the TESTDATA directory
*/
protected File createTestdataFile(final String name)
{
return new File(TESTDATA, name);
}
protected JavaClass getTestClass(final String name) throws ClassNotFoundException
{
return SyntheticRepository.getInstance().loadClass(name);
}
protected Method getMethod(final JavaClass cl, final String methodname)
{
final Method[] methods = cl.getMethods();
for (final Method m : methods) {
if (m.getName().equals(methodname))
{
return m;
}
}
return null;
}
/**
* Delete a file under the TESTDATA directory
* @param name
* @return
*/
protected boolean wipe(final String name)
{
return new File(TESTDATA, name).delete();
}
/**
* Delete a directory and file under the TESTDATA directory
* @param dir
* @param name
* @return true if the file was deleted
*/
protected boolean wipe(final String dir, final String name)
{
// The parameter is relative to the TESTDATA dir
final boolean b = wipe(dir + File.separator + name);
final File testDir = new File(TESTDATA, dir);
final String[] files = testDir.list();
if (files == null || files.length == 0)
{
if (!testDir.delete()) {
System.err.println("Failed to remove: " + testDir);
}
} else {
System.err.println("Non-empty directory: " + testDir);
}
return b;
}
public SyntheticRepository createRepos(final String cpentry)
{
final ClassPath cp = new ClassPath("target" + File.separator + "testdata"
+ File.separator + cpentry + File.separator);
return SyntheticRepository.getInstance(cp);
}
protected Attribute[] findAttribute(final String name, final JavaClass clazz)
{
final Attribute[] all = clazz.getAttributes();
final List<Attribute> chosenAttrsList = new ArrayList<>();
for (final Attribute element : all) {
if (verbose) {
System.err.println("Attribute: " + element.getName());
}
if (element.getName().equals(name)) {
chosenAttrsList.add(element);
}
}
return chosenAttrsList.toArray(new Attribute[] {});
}
protected Attribute findAttribute(final String name, final Attribute[] all)
{
final List<Attribute> chosenAttrsList = new ArrayList<>();
for (final Attribute element : all) {
if (verbose) {
System.err.println("Attribute: " + element.getName());
}
if (element.getName().equals(name)) {
chosenAttrsList.add(element);
}
}
assertTrue("Should be one match: " + chosenAttrsList.size(),
chosenAttrsList.size() == 1);
return chosenAttrsList.get(0);
}
protected String dumpAttributes(final Attribute[] as)
{
final StringBuilder result = new StringBuilder();
result.append("AttributeArray:[");
for (int i = 0; i < as.length; i++)
{
final Attribute attr = as[i];
result.append(attr.toString());
if (i + 1 < as.length) {
result.append(",");
}
}
result.append("]");
return result.toString();
}
protected String dumpAnnotationEntries(final AnnotationEntry[] as)
{
final StringBuilder result = new StringBuilder();
result.append("[");
for (int i = 0; i < as.length; i++)
{
final AnnotationEntry annotation = as[i];
result.append(annotation.toShortString());
if (i + 1 < as.length) {
result.append(",");
}
}
result.append("]");
return result.toString();
}
protected String dumpAnnotationEntries(final AnnotationEntryGen[] as)
{
final StringBuilder result = new StringBuilder();
result.append("[");
for (int i = 0; i < as.length; i++)
{
final AnnotationEntryGen annotation = as[i];
result.append(annotation.toShortString());
if (i + 1 < as.length) {
result.append(",");
}
}
result.append("]");
return result.toString();
}
public AnnotationEntryGen createFruitAnnotationEntry(final ConstantPoolGen cp,
final String aFruit, final boolean visibility)
{
final SimpleElementValueGen evg = new SimpleElementValueGen(
ElementValueGen.STRING, cp, aFruit);
final ElementValuePairGen nvGen = new ElementValuePairGen("fruit", evg, cp);
final ObjectType t = new ObjectType("SimpleStringAnnotation");
final List<ElementValuePairGen> elements = new ArrayList<>();
elements.add(nvGen);
return new AnnotationEntryGen(t, elements, visibility, cp);
}
}
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