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Java > Open Source Codes > org > objectweb > asm > util > attrs > ASMStackMapTableAttributeTest


1 /***
2  * ASM tests
3  * Copyright (c) 2002-2005 France Telecom
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  * 3. Neither the name of the copyright holders nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28  * THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 package org.objectweb.asm.util.attrs;
31
32 import java.io.InputStream JavaDoc;
33 import java.io.PrintWriter JavaDoc;
34 import java.io.StringWriter JavaDoc;
35 import java.lang.reflect.Method JavaDoc;
36
37 import org.objectweb.asm.AbstractTest;
38 import org.objectweb.asm.ClassReader;
39 import org.objectweb.asm.attrs.StackMapTableAttributeTest;
40 import org.objectweb.asm.util.ASMifierClassVisitor;
41 import org.objectweb.asm.util.ASMifierTest;
42 import org.objectweb.asm.util.AbstractVisitor;
43
44 /**
45  * StackMapTableAttributeTest
46  *
47  * @author Eugene Kuleshov
48  */
49 public class ASMStackMapTableAttributeTest extends AbstractTest {
50
51     public ASMStackMapTableAttributeTest() {
52         super();
53     }
54
55     public void test() throws Exception JavaDoc {
56         String JavaDoc n = "org.objectweb.asm.attrs.StackMapTableSample";
57         InputStream JavaDoc is = StackMapTableAttributeTest.class.getResourceAsStream(StackMapTableAttributeTest.TEST_CLASS);
58         ClassReader cr = new ClassReader(is);
59
60         StringWriter JavaDoc sw = new StringWriter JavaDoc();
61         ASMifierClassVisitor cv = new ASMifierClassVisitor(new PrintWriter JavaDoc(sw));
62         cr.accept(cv, AbstractVisitor.getDefaultAttributes(), false);
63
64         String JavaDoc generated = sw.toString();
65
66         byte[] generatorClassData;
67         try {
68             generatorClassData = ASMifierTest.COMPILER.compile(n, generated);
69             System.err.println(generated);
70         } catch (Exception JavaDoc ex) {
71             System.err.println(generated);
72             System.err.println("------------------");
73             throw ex;
74         }
75
76         Class JavaDoc c = ASMifierTest.LOADER.defineClass("asm." + n + "Dump",
77                 generatorClassData);
78         Method JavaDoc m = c.getMethod("dump", new Class JavaDoc[0]);
79         byte[] b = (byte[]) m.invoke(null, new Object JavaDoc[0]);
80
81         assertEquals(cr, new ClassReader(b));
82     }
83
84 }
85
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