1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.commons.proxy;
19
20 import junit.framework.TestCase;
21 import org.apache.commons.proxy.factory.javassist.JavassistProxyFactory;
22 import org.apache.commons.proxy.util.DuplicateEcho;
23 import org.apache.commons.proxy.util.Echo;
24 import org.apache.commons.proxy.util.EchoImpl;
25
26 import java.io.Serializable;
27 import java.util.Arrays;
28 import java.util.Properties;
29
30 public class TestProxyUtils extends TestCase
31 {
32 //**********************************************************************************************************************
33 // Fields
34 //**********************************************************************************************************************
35
36 private Properties prevProperties;
37
38 //**********************************************************************************************************************
39 // Other Methods
40 //**********************************************************************************************************************
41
42 protected void setUp() throws Exception
43 {
44 prevProperties = System.getProperties();
45 System.setProperties(new Properties());
46 }
47
48 protected void tearDown() throws Exception
49 {
50 System.setProperties(prevProperties);
51 }
52
53 public void testCreateNullObject() throws Exception
54 {
55 final Echo nullEcho = ( Echo ) ProxyUtils
56 .createNullObject(new JavassistProxyFactory(), new Class[] {Echo.class});
57 assertNull(nullEcho.echoBack("hello"));
58 assertNull(nullEcho.echoBack("hello", "world"));
59 assertEquals(( int ) 0, nullEcho.echoBack(12345));
60 }
61
62 public void testCreateNullObjectWithClassLoader() throws Exception
63 {
64 final Echo nullEcho = ( Echo ) ProxyUtils.createNullObject(new JavassistProxyFactory(),
65 Echo.class.getClassLoader(),
66 new Class[] {Echo.class});
67 assertNull(nullEcho.echoBack("hello"));
68 assertNull(nullEcho.echoBack("hello", "world"));
69 assertEquals(( int ) 0, nullEcho.echoBack(12345));
70 }
71
72 public void testGetAllInterfaces()
73 {
74 assertNull(ProxyUtils.getAllInterfaces(null));
75 assertEquals(Arrays.asList(new Class[] {DuplicateEcho.class, Serializable.class, Echo.class}), Arrays.asList(ProxyUtils.getAllInterfaces(EchoImpl.class)));
76 }
77
78 public void testGetJavaClassName() throws Exception
79 {
80 assertEquals("java.lang.Object[]", ProxyUtils.getJavaClassName(Object[].class));
81 assertEquals("java.lang.Object[][]", ProxyUtils.getJavaClassName(Object[][].class));
82 assertEquals("java.lang.String[][][]", ProxyUtils.getJavaClassName(String[][][].class));
83 assertEquals("int", ProxyUtils.getJavaClassName(Integer.TYPE));
84 assertEquals("float", ProxyUtils.getJavaClassName(Float.TYPE));
85 assertEquals("long", ProxyUtils.getJavaClassName(Long.TYPE));
86 assertEquals("double", ProxyUtils.getJavaClassName(Double.TYPE));
87 assertEquals("short", ProxyUtils.getJavaClassName(Short.TYPE));
88 assertEquals("byte", ProxyUtils.getJavaClassName(Byte.TYPE));
89 assertEquals("char", ProxyUtils.getJavaClassName(Character.TYPE));
90 assertEquals("boolean", ProxyUtils.getJavaClassName(Boolean.TYPE));
91 }
92 }