asm4/test/conform/org/objectweb/asm/ClassWriterTest.java

/***
 * ASM tests
 * Copyright (c) 2000-2011 INRIA, France Telecom
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the copyright holders nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 */
package org.objectweb.asm;

import junit.framework.TestSuite;

/**
 * ClassWriter tests.
 * 
 * @author Eric Bruneton
 */
public class ClassWriterTest extends AbstractTest {

    public static TestSuite suite() throws Exception {
        return new ClassWriterTest().getSuite();
    }

    @Override
    public void test() throws Exception {
        ClassReader cr = new ClassReader(is);
        ClassWriter cw = new ClassWriter(0);
        cr.accept(cw, 0);
        // Also test the ClassReader(byte[],int,int) constructor
        byte[] b = cw.toByteArray();
        byte[] c = new byte[b.length + 1];
        System.arraycopy(b, 0, c, 1, b.length);
        assertEquals(cr, new ClassReader(c, 1, b.length));
    }
}