asm4/test/conform/org/objectweb/asm/xml/ASMContentHandlerUnitTest.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
 * 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.xml;

import junit.framework.TestCase;

import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.AttributesImpl;

/**
 * ASMContentHandler unit tests
 * 
 * @author Eric Bruneton
 */
public class ASMContentHandlerUnitTest extends TestCase implements Opcodes {

    ASMContentHandler h;

    ClassVisitor cv;

    MethodVisitor mv;

    @Override
    protected void setUp() throws Exception {
        h = new ASMContentHandler(new ClassVisitor(Opcodes.ASM4) {

            AnnotationVisitor av = new AnnotationVisitor(Opcodes.ASM4) {

                @Override
                public AnnotationVisitor visitAnnotation(String name,
                        String desc) {
                    return this;
                }

                @Override
                public AnnotationVisitor visitArray(String name) {
                    return this;
                }
            };

            @Override
            public AnnotationVisitor visitAnnotation(String desc,
                    boolean visible) {
                return av;
            }

            @Override
            public FieldVisitor visitField(int access, String name,
                    String desc, String signature, Object value) {
                return new FieldVisitor(Opcodes.ASM4) {

                    @Override
                    public AnnotationVisitor visitAnnotation(String desc,
                            boolean visible) {
                        return av;
                    }
                };
            }

            @Override
            public MethodVisitor visitMethod(int access, String name,
                    String desc, String signature, String[] exceptions) {
                return new MethodVisitor(Opcodes.ASM4) {

                    @Override
                    public AnnotationVisitor visitAnnotationDefault() {
                        return av;
                    }

                    @Override
                    public AnnotationVisitor visitAnnotation(String desc,
                            boolean visible) {
                        return av;
                    }

                    @Override
                    public AnnotationVisitor visitParameterAnnotation(
                            int parameter, String desc, boolean visible) {
                        return av;
                    }
                };
            }
        });
        cv = new SAXClassAdapter(h, true);
        cv.visit(V1_5, ACC_PUBLIC, "C", null, "java/lang/Object", null);
    }

    protected void methodSetUp() {
        mv = cv.visitMethod(0, "<init>", "()V", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
    }

    public void testInvalidOpcode() {
        methodSetUp();
        AttributesImpl attrs = new AttributesImpl();
        try {
            h.startElement("", "opcode", "", attrs);
            h.endElement("", "opcode", "");
            fail();
        } catch (SAXException e) {
        }
    }

    public void testInvalidValueDescriptor() {
        methodSetUp();
        AttributesImpl attrs = new AttributesImpl();
        attrs.addAttribute("", "desc", "desc", "", "desc");
        attrs.addAttribute("", "cst", "cst", "", "");
        try {
            h.startElement("", "LDC", "", attrs);
            h.endElement("", "LDC", "");
            fail();
        } catch (SAXException e) {
        }
    }

    public void testInvalidValue() {
        methodSetUp();
        AttributesImpl attrs = new AttributesImpl();
        attrs.addAttribute("", "desc", "desc", "", "Ljava/lang/String;");
        attrs.addAttribute("", "cst", "cst", "", "\\");
        try {
            h.startElement("", "LDC", "", attrs);
            h.endElement("", "LDC", "");
            fail();
        } catch (SAXException e) {
        }
    }

    public void testEndDocument() {
        cv.visitEnd();
        try {
            h.endDocument();
        } catch (SAXException e) {
        }
    }
}