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1 package com.tirsen.nanning.config;
2
3 import java.util.Iterator  ;
4
5 import com.tirsen.nanning.*;
6 import junit.framework.TestCase;
7
8 public class AspectSystemTest extends TestCase {
9
10 public void test() throws NoSuchMethodException {
11 AspectSystem aspectSystem = new AspectSystem();
12 aspectSystem.addAspect(new FindTargetMixinAspect());
13 aspectSystem.addAspect(new Introductor(TestMixin.class, TestMixinImpl.class));
14 aspectSystem.addAspect(new InterceptorAspect(new MockInterceptor()));
15 final NullInterceptor nullInterceptor = new NullInterceptor();
16 aspectSystem.addAspect(new InterceptorAspect(nullInterceptor));
17 final MockConstructionInterceptor constructionInterceptor = new MockConstructionInterceptor();
18
19 aspectSystem.addAspect(new Aspect() {
20 public void introduce(AspectInstance aspectInstance) {
21 }
22
23 public void advise(AspectInstance aspectInstance) {
24 aspectInstance.addConstructionInterceptor(constructionInterceptor);
25 }
26 });
27
28 Object bigMomma = aspectSystem.newInstance(Intf.class);
29 assertTrue(Aspects.isAspectObject(bigMomma));
30 assertTrue(bigMomma instanceof Intf);
31 assertTrue(bigMomma instanceof TestMixin);
32
33 assertEquals(2, Aspects.getInterceptors(bigMomma).size());
34
35 constructionInterceptor.verify();
36
37 assertSame(nullInterceptor,
38 Aspects.getAspectInstance(bigMomma).getMixinForInterface(Intf.class).
39 getInterceptorsForMethod(Intf.class.getMethod("call", new Class [0])).get(1));
40 MockInterceptor callInterceptor =
41 (MockInterceptor) Aspects.getAspectInstance(bigMomma).getMixinForInterface(Intf.class).
42 getInterceptorsForMethod(Intf.class.getMethod("call", new Class [0])).get(0);
43 MockInterceptor mixinCallInterceptor =
44 (MockInterceptor) Aspects.getAspectInstance(bigMomma).getMixinForInterface(TestMixin.class).
45 getInterceptorsForMethod(TestMixin.class.getMethod("mixinCall", new Class [0])).get(0);
46 ((TestMixin) bigMomma).mixinCall();
47 mixinCallInterceptor.verify();
48 ((Intf) bigMomma).call();
49 callInterceptor.verify();
50 }
51
52 public static interface IntfSub extends Intf {
53 }
54
55 public static class IntfSubImpl extends IntfImpl {
56 }
57
58 public void testInheritance() throws NoSuchMethodException {
59 AspectSystem aspectSystem = new AspectSystem();
60 aspectSystem.addAspect(new FindTargetMixinAspect());
61 aspectSystem.addAspect(new InterceptorAspect(NullInterceptor.class, InterceptorAspect.PER_METHOD));
62 Object bigMomma = aspectSystem.newInstance(IntfSub.class);
63
64 assertEquals(1,
65 Aspects.getAspectInstance(bigMomma).getMixinForInterface(Intf.class).
66 getInterceptorsForMethod(Intf.class.getMethod("call", new Class [0])).size());
67 }
68
69 public static interface Base {
70 public void m();
71 }
72
73 public static interface Sub extends Base {
74 }
75
76 public static interface C extends Sub, Base {
77 }
78 }
79 |
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