|
1
8
9 package org.picocontainer.gems.constraints;
10
11 import junit.framework.TestCase;
12
13 import org.picocontainer.MutablePicoContainer;
14 import org.picocontainer.Parameter;
15 import org.picocontainer.defaults.AmbiguousComponentResolutionException;
16 import org.picocontainer.defaults.ComponentParameter;
17 import org.picocontainer.defaults.DefaultPicoContainer;
18 import org.picocontainer.testmodel.AlternativeTouchable;
19 import org.picocontainer.testmodel.DecoratedTouchable;
20 import org.picocontainer.testmodel.DependsOnArray;
21 import org.picocontainer.testmodel.DependsOnList;
22 import org.picocontainer.testmodel.DependsOnTouchable;
23 import org.picocontainer.testmodel.DependsOnTwoComponents;
24 import org.picocontainer.testmodel.SimpleTouchable;
25 import org.picocontainer.testmodel.Touchable;
26
27 import java.util.ArrayList  ;
28 import java.util.List ;
29
30
36 public class ConstraintIntegrationTestCase
37 extends TestCase {
38
39 MutablePicoContainer container;
40
41 protected void setUp() throws Exception {
42 super.setUp();
43
44 container = new DefaultPicoContainer();
45 container.registerComponentImplementation(SimpleTouchable.class);
46 container.registerComponentImplementation(DependsOnTouchable.class);
47 container.registerComponentImplementation(DependsOnTwoComponents.class);
48 container.registerComponentInstance(ArrayList .class, new ArrayList ());
49 container.registerComponentInstance(Object [].class, new Object [0]);
50 }
51
52
53 public void testAmbiguouTouchableDependency() {
54 container.registerComponentImplementation(AlternativeTouchable.class);
55 container.registerComponentImplementation(DecoratedTouchable.class);
56
57 try {
58 container.getComponentInstance(DecoratedTouchable.class);
59 fail("AmbiguousComponentResolutionException expected");
60 } catch (AmbiguousComponentResolutionException acre) {
61 }
63 }
64
65 public void testTouchableDependencyWithComponentKeyParameter() {
66 container.registerComponentImplementation(AlternativeTouchable.class);
67 container.registerComponentImplementation(DecoratedTouchable.class,
68 DecoratedTouchable.class,
69 new Parameter[] { new ComponentParameter(SimpleTouchable.class) });
70
71 Touchable t = (Touchable) container.getComponentInstance(DecoratedTouchable.class);
72 assertNotNull(t);
73 }
74
75 public void testTouchableDependencyInjectedViaConstraint() {
76 container.registerComponentImplementation(AlternativeTouchable.class);
77 container.registerComponentImplementation(DecoratedTouchable.class,
78 DecoratedTouchable.class,
79 new Parameter[] { new Not(new IsType(SimpleTouchable.class)) });
80 Touchable t = (Touchable) container.getComponentInstance(DecoratedTouchable.class);
81 assertNotNull(t);
82 }
83
84 public void testComponentDependsOnCollectionOfEverythingElse() {
85 container.registerComponentImplementation(DependsOnList.class,
86 DependsOnList.class,
87 new Parameter[] { new CollectionConstraint(Anything.ANYTHING) });
88 DependsOnList dol = (DependsOnList) container.getComponentInstance(DependsOnList.class);
89 assertNotNull(dol);
90 List dependencies = dol.getDependencies();
91 assertEquals(5, dependencies.size());
92 }
93
94 public void testComponentDependsOnCollectionOfTouchables() {
95 container.registerComponentImplementation(AlternativeTouchable.class);
96 container.registerComponentImplementation(DecoratedTouchable.class,
97 DecoratedTouchable.class,
98 new Parameter[] { new Not(new IsType(SimpleTouchable.class)) });
99 container.registerComponentImplementation(DependsOnList.class,
100 DependsOnList.class,
101 new Parameter[] { new CollectionConstraint(new IsType(Touchable.class)) });
102 DependsOnList dol = (DependsOnList) container.getComponentInstance(DependsOnList.class);
103 assertNotNull(dol);
104 List dependencies = dol.getDependencies();
105 assertEquals(3, dependencies.size());
106 }
107
108 public void testComponentDependsOnCollectionOfSpecificTouchables() {
109 container.registerComponentImplementation(AlternativeTouchable.class);
110 container.registerComponentImplementation(DecoratedTouchable.class,
111 DecoratedTouchable.class,
112 new Parameter[] { new Not(new IsType(SimpleTouchable.class)) });
113 container.registerComponentImplementation(DependsOnList.class,
114 DependsOnList.class,
115 new Parameter[] {
116 new CollectionConstraint(new Or(new IsType(AlternativeTouchable.class),
117 new IsType(DecoratedTouchable.class)))
118 });
119
120 DependsOnList dol = (DependsOnList) container.getComponentInstance(DependsOnList.class);
121 AlternativeTouchable at = (AlternativeTouchable) container.getComponentInstance(AlternativeTouchable.class);
122 DecoratedTouchable dt = (DecoratedTouchable) container.getComponentInstance(DecoratedTouchable.class);
123 assertNotNull(dol);
124 List dependencies = dol.getDependencies();
125 assertEquals(2, dependencies.size());
126 assertTrue(dependencies.contains(at));
127 assertTrue(dependencies.contains(dt));
128 }
129
130 public void testComponentDependsOnArrayOfEverythingElse() {
131 container.registerComponentImplementation(DependsOnArray.class,
132 DependsOnArray.class,
133 new Parameter[] { new CollectionConstraint(Anything.ANYTHING) });
134 DependsOnArray doa = (DependsOnArray) container.getComponentInstance(DependsOnArray.class);
135 assertNotNull(doa);
136 Object [] dependencies = doa.getDependencies();
137 assertEquals(5, dependencies.length);
138 }
139
140 }
141
|
Popular Tags
|
Java API By Example, From Geeks To Geeks.