01: /***
02: * ASM tests
03: * Copyright (c) 2002-2005 France Telecom
04: * All rights reserved.
05: *
06: * Redistribution and use in source and binary forms, with or without
07: * modification, are permitted provided that the following conditions
08: * are met:
09: * 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: */package org.objectweb.asm.tree;
30:
31: import java.util.HashMap;
32: import java.util.Iterator;
33: import java.util.Map;
34:
35: import org.objectweb.asm.AbstractTest;
36: import org.objectweb.asm.ClassReader;
37: import org.objectweb.asm.ClassWriter;
38: import org.objectweb.asm.FieldVisitor;
39: import org.objectweb.asm.MethodVisitor;
40: import org.objectweb.asm.commons.EmptyVisitor;
41:
42: import junit.framework.TestSuite;
43:
44: /**
45: * ClassNode tests.
46: *
47: * @author Eric Bruneton
48: */
49: public class ClassNodeTest extends AbstractTest {
50:
51: public static TestSuite suite() throws Exception {
52: return new ClassNodeTest().getSuite();
53: }
54:
55: public void test() throws Exception {
56: ClassReader cr = new ClassReader(is);
57: ClassNode cn = new ClassNode();
58: cr.accept(cn, 0);
59: // clone instructions for testing clone methods
60: for (int i = 0; i < cn.methods.size(); ++i) {
61: MethodNode mn = (MethodNode) cn.methods.get(i);
62: Iterator it = mn.instructions.iterator();
63: Map m = new HashMap() {
64: public Object get(final Object o) {
65: return o;
66: }
67: };
68: while (it.hasNext()) {
69: AbstractInsnNode insn = (AbstractInsnNode) it.next();
70: mn.instructions.set(insn, insn.clone(m));
71: }
72: }
73: // test accept with visitors that remove class members
74: cn.accept(new EmptyVisitor() {
75: public FieldVisitor visitField(int access, String name,
76: String desc, String signature, Object value) {
77: return null;
78: }
79:
80: public MethodVisitor visitMethod(int access, String name,
81: String desc, String signature, String[] exceptions) {
82: return null;
83: }
84: });
85: ClassWriter cw = new ClassWriter(0);
86: cn.accept(cw);
87: assertEquals(cr, new ClassReader(cw.toByteArray()));
88: }
89: }
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