| /*** |
| * 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 |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| package org.objectweb.asm.util; |
| |
| import java.io.PrintWriter; |
| import java.io.StringReader; |
| import java.io.StringWriter; |
| import java.lang.reflect.Method; |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| |
| import junit.framework.TestSuite; |
| |
| import org.codehaus.janino.ClassLoaderIClassLoader; |
| import org.codehaus.janino.DebuggingInformation; |
| import org.codehaus.janino.IClassLoader; |
| import org.codehaus.janino.Parser; |
| import org.codehaus.janino.Scanner; |
| import org.codehaus.janino.UnitCompiler; |
| import org.objectweb.asm.AbstractTest; |
| import org.objectweb.asm.Attribute; |
| import org.objectweb.asm.ClassReader; |
| import org.objectweb.asm.attrs.CodeComment; |
| import org.objectweb.asm.attrs.Comment; |
| |
| /** |
| * ASMifier tests. |
| * |
| * @author Eugene Kuleshov |
| * @author Eric Bruneton |
| */ |
| public class ASMifierTest extends AbstractTest { |
| |
| public static final TestClassLoader LOADER = new TestClassLoader(); |
| |
| public static TestSuite suite() throws Exception { |
| return new ASMifierTest().getSuite(); |
| } |
| |
| @Override |
| public void test() throws Exception { |
| ClassReader cr = new ClassReader(is); |
| |
| if (cr.b.length > 20000) { |
| return; |
| } |
| |
| StringWriter sw = new StringWriter(); |
| TraceClassVisitor cv = new TraceClassVisitor(null, new ASMifier(), |
| new PrintWriter(sw)); |
| cr.accept(cv, new Attribute[] { new Comment(), new CodeComment() }, 0); |
| |
| String generated = sw.toString(); |
| |
| byte[] generatorClassData; |
| try { |
| generatorClassData = Compiler.compile(n, generated); |
| } catch (Exception ex) { |
| System.err.println(generated); |
| System.err.println("------------------"); |
| throw ex; |
| } |
| |
| String nd = n + "Dump"; |
| if (n.indexOf('.') != -1) { |
| nd = "asm." + nd; |
| } |
| |
| Class<?> c = LOADER.defineClass(nd, generatorClassData); |
| Method m = c.getMethod("dump", new Class[0]); |
| byte[] b = (byte[]) m.invoke(null, new Object[0]); |
| |
| assertEquals(cr, new ClassReader(b)); |
| } |
| |
| public static class TestClassLoader extends ClassLoader { |
| |
| public Class<?> defineClass(final String name, final byte[] b) { |
| return defineClass(name, b, 0, b.length); |
| } |
| } |
| |
| public static class Compiler { |
| |
| final static IClassLoader CL = new ClassLoaderIClassLoader( |
| new URLClassLoader(new URL[0])); |
| |
| public static byte[] compile(final String name, final String source) |
| throws Exception { |
| Parser p = new Parser(new Scanner(name, new StringReader(source))); |
| UnitCompiler uc = new UnitCompiler(p.parseCompilationUnit(), CL); |
| return uc.compileUnit(DebuggingInformation.ALL)[0].toByteArray(); |
| } |
| } |
| } |