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Java > Open Source Codes > com > google > inject > IntegrationTest


1 /**
2  * Copyright (C) 2006 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package com.google.inject;
18
19 import static com.google.inject.matcher.Matchers.any;
20 import junit.framework.TestCase;
21 import org.aopalliance.intercept.MethodInterceptor;
22 import org.aopalliance.intercept.MethodInvocation;
23
24 /**
25  * @author crazybob@google.com (Bob Lee)
26  */
27 public class IntegrationTest extends TestCase {
28
29   public void testIntegration() throws CreationException {
30     CountingInterceptor counter = new CountingInterceptor();
31
32     BinderImpl binder = new BinderImpl();
33     binder.bind(Foo.class);
34     binder.bindInterceptor(any(), any(), counter);
35     Injector injector = binder.createInjector();
36
37     Foo foo = injector.getInstance(Key.get(Foo.class));
38     foo.foo();
39     assertTrue(foo.invoked);
40     assertEquals(1, counter.count);
41
42     foo = injector.getInstance(Foo.class);
43     foo.foo();
44     assertTrue(foo.invoked);
45     assertEquals(2, counter.count);
46   }
47
48   static class Foo {
49     boolean invoked;
50     public void foo() {
51       invoked = true;
52     }
53   }
54
55   static class CountingInterceptor implements MethodInterceptor {
56
57     int count;
58
59     public Object JavaDoc invoke(MethodInvocation methodInvocation) throws Throwable JavaDoc {
60       count++;
61       return methodInvocation.proceed();
62     }
63   }
64
65 }
66
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