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- /* *******************************************************************
- * Copyright (c) 2004 IBM
- * All rights reserved.
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * Andy Clement - initial implementation
- * ******************************************************************/
-
- package org.aspectj.apache.bcel.classfile.tests;
-
- import java.io.File;
- import java.io.IOException;
-
- import org.aspectj.apache.bcel.classfile.Attribute;
- import org.aspectj.apache.bcel.classfile.ConstantPool;
- import org.aspectj.apache.bcel.classfile.EnclosingMethod;
- import org.aspectj.apache.bcel.classfile.JavaClass;
- import org.aspectj.apache.bcel.util.SyntheticRepository;
-
- public class EnclosingMethodAttributeTest extends BcelTestCase {
-
- @Override
- protected void setUp() throws Exception {
- super.setUp();
- }
-
- /**
- * Verify for an inner class declared inside the 'main' method that the enclosing method attribute is set correctly.
- */
- public void testCheckMethodLevelNamedInnerClass() throws ClassNotFoundException {
- SyntheticRepository repos = createRepos("testcode.jar");
- JavaClass clazz = repos.loadClass("AttributeTestClassEM01$1S");
- ConstantPool pool = clazz.getConstantPool();
- Attribute[] encMethodAttrs = findAttribute("EnclosingMethod", clazz);
- assertTrue("Expected 1 EnclosingMethod attribute but found " + encMethodAttrs.length, encMethodAttrs.length == 1);
- EnclosingMethod em = (EnclosingMethod) encMethodAttrs[0];
- String enclosingClassName = em.getEnclosingClass().getClassname(pool);
- String enclosingMethodName = em.getEnclosingMethod().getName(pool);
- assertTrue("Expected class name to be 'AttributeTestClassEM01' but was " + enclosingClassName, enclosingClassName
- .equals("AttributeTestClassEM01"));
- assertTrue("Expected method name to be 'main' but was " + enclosingMethodName, enclosingMethodName.equals("main"));
- }
-
- /**
- * Verify for an inner class declared at the type level that the EnclosingMethod attribute is set correctly (i.e. to a null
- * value)
- */
- public void testCheckClassLevelNamedInnerClass() throws ClassNotFoundException {
- SyntheticRepository repos = createRepos("testcode.jar");
- JavaClass clazz = repos.loadClass("AttributeTestClassEM02$1");
- ConstantPool pool = clazz.getConstantPool();
- Attribute[] encMethodAttrs = findAttribute("EnclosingMethod", clazz);
- assertTrue("Expected 1 EnclosingMethod attribute but found " + encMethodAttrs.length, encMethodAttrs.length == 1);
- EnclosingMethod em = (EnclosingMethod) encMethodAttrs[0];
- String enclosingClassName = em.getEnclosingClass().getClassname(pool);
- assertTrue("The class is not within a method, so method_index should be null, but it is " + em.getEnclosingMethodIndex(),
- em.getEnclosingMethodIndex() == 0);
- assertTrue("Expected class name to be 'AttributeTestClassEM02' but was " + enclosingClassName, enclosingClassName
- .equals("AttributeTestClassEM02"));
- }
-
- /**
- * Check that we can save and load the attribute correctly.
- */
- public void testAttributeSerializtion() throws ClassNotFoundException, IOException {
- // Read in the class
- SyntheticRepository repos = createRepos("testcode.jar");
- JavaClass clazz = repos.loadClass("AttributeTestClassEM02$1");
- ConstantPool pool = clazz.getConstantPool();
- Attribute[] encMethodAttrs = findAttribute("EnclosingMethod", clazz);
- assertTrue("Expected 1 EnclosingMethod attribute but found " + encMethodAttrs.length, encMethodAttrs.length == 1);
-
- // Write it out
- File tfile = createTestdataFile("AttributeTestClassEM02$1.class");
- clazz.dump(tfile);
-
- // Read in the new version and check it is OK
- SyntheticRepository repos2 = createRepos(".");
- JavaClass clazz2 = repos2.loadClass("AttributeTestClassEM02$1");
- EnclosingMethod em = (EnclosingMethod) encMethodAttrs[0];
- String enclosingClassName = em.getEnclosingClass().getClassname(pool);
- assertTrue("The class is not within a method, so method_index should be null, but it is " + em.getEnclosingMethodIndex(),
- em.getEnclosingMethodIndex() == 0);
- assertTrue("Expected class name to be 'AttributeTestClassEM02' but was " + enclosingClassName, enclosingClassName
- .equals("AttributeTestClassEM02"));
- assertTrue(tfile.delete());
- }
-
- @Override
- protected void tearDown() throws Exception {
- super.tearDown();
- }
-
- }
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