binding/mdsal-binding-generator-impl/src/test/java/org/opendaylight/mdsal/binding/generator/util/JavassistUtilsTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.mdsal.binding.generator.util;
   9
  10 import static org.junit.Assert.assertFalse;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.mockito.Matchers.any;
  13 import static org.mockito.Mockito.doNothing;
  14 import static org.mockito.Mockito.mock;
  15
  16 import javassist.CannotCompileException;
  17 import javassist.ClassPool;
  18 import javassist.CtClass;
  19 import javassist.NotFoundException;
  20 import javassist.bytecode.AccessFlag;
  21 import org.junit.Test;
  22
  23 public class JavassistUtilsTest {
  24
  25     @Test
  26     public void forClassPool() throws CannotCompileException, NotFoundException {
  27         final JavassistUtils javassistUtils = JavassistUtils.forClassPool(ClassPool.getDefault());
  28         final ClassGenerator classGenerator = mock(ClassGenerator.class);
  29         doNothing().when(classGenerator).process(any());
  30         final CtClass ctInterface = javassistUtils.createClass("TestInterface", classGenerator);
  31         ctInterface.setModifiers(AccessFlag.INTERFACE);
  32         final CtClass ctClass = javassistUtils.createClass("TestClass", ctInterface, classGenerator);
  33         javassistUtils.ensureClassLoader(ctClass.getClass());
  34         assertNotNull(ctClass);
  35         assertNotNull(javassistUtils.get(ClassPool.getDefault(), ctClass.getClass()));
  36
  37         final ClassCustomizer classCustomizer = mock(ClassCustomizer.class);
  38         doNothing().when(classCustomizer).customizeClass(any());
  39         assertNotNull(javassistUtils.instantiatePrototype("javassist.CtNewClass", "leWut", classCustomizer));
  40     }
  41
  42     @Test
  43     public void privateConstructTest() throws Exception {
  44         assertFalse(JavassistUtils.class.getDeclaredConstructor(ClassPool.class).isAccessible());
  45     }
  46 }