wamblee.org Git - utils/blob - system/general/src/test/java/org/wamblee/system/core/DefaultInterfaceDescriptorTest.java

   1 /*
   2  * Copyright 2007 the original author or authors.
   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 package org.wamblee.system.core;
  17
  18 import java.io.Serializable;
  19
  20 import org.wamblee.system.core.DefaultProvidedInterface;
  21 import org.wamblee.system.core.DefaultRequiredInterface;
  22 import org.wamblee.system.core.ProvidedInterface;
  23 import org.wamblee.system.core.RequiredInterface;
  24
  25 import junit.framework.TestCase;
  26
  27 public class DefaultInterfaceDescriptorTest extends TestCase {
  28
  29         public void testOneRequiredOneProvidedMatch() {
  30                 ProvidedInterface provided = new DefaultProvidedInterface("name", String.class);
  31                 RequiredInterface required = new DefaultRequiredInterface("name", String.class);
  32                 assertTrue(required.implementedBy(provided));
  33         }
  34
  35         public void testOneRequiredOneProvidedMatchSubClass() {
  36                 ProvidedInterface provided = new DefaultProvidedInterface("name", Integer.class);
  37                 RequiredInterface required = new DefaultRequiredInterface("name", Number.class);
  38                 assertTrue(required.implementedBy(provided));
  39         }
  40
  41         public void testOneRequiredOneProvidedNoMatch() {
  42                 ProvidedInterface provided = new DefaultProvidedInterface("name", String.class);
  43                 RequiredInterface required = new DefaultRequiredInterface("name", Number.class);
  44                 assertFalse(required.implementedBy(provided));
  45         }
  46
  47         public void testOneRequiredMultipleProvidedMatch() {
  48                 ProvidedInterface provided = new DefaultProvidedInterface("name",
  49                                 new Class[] { String.class, Integer.class} );
  50                 RequiredInterface required = new DefaultRequiredInterface("name", String.class);
  51                 assertTrue(required.implementedBy(provided));
  52         }
  53
  54         private static class MyMultiple implements Runnable, Serializable {
  55                 @Override
  56                 public void run() {
  57                         // Empty
  58                 }
  59         }
  60
  61         public void testMultipleRequiredOneProvidedMatch() {
  62                 ProvidedInterface provided = new DefaultProvidedInterface("name",
  63                                 MyMultiple.class );
  64                 RequiredInterface required = new DefaultRequiredInterface("name",
  65                                 new Class[] {Runnable.class, Serializable.class} );
  66                 assertTrue(required.implementedBy(provided));
  67         }
  68
  69         public void testMultipleRequiredOneProvidedNoMatch() {
  70                 ProvidedInterface provided = new DefaultProvidedInterface("name",
  71                                 MyMultiple.class );
  72                 RequiredInterface required = new DefaultRequiredInterface("name",
  73                                 new Class[] { String.class, Runnable.class} );
  74                 assertFalse(required.implementedBy(provided));
  75         }
  76
  77         public void testMultipleRequiredMultipleProvidedMatch() {
  78                 ProvidedInterface provided = new DefaultProvidedInterface("name",
  79                                 new Class[] { Runnable.class, Serializable.class, String.class}  );
  80                 RequiredInterface required = new DefaultRequiredInterface("name",
  81                                 new Class[] {Runnable.class, Serializable.class} );
  82                 assertTrue(required.implementedBy(provided));
  83         }
  84
  85         public void testPrimitiveAndWrapperType() {
  86                 RequiredInterface req1 = new DefaultRequiredInterface("req1", int.class);
  87                 RequiredInterface req2 = new DefaultRequiredInterface("req1", Integer.class);
  88                 ProvidedInterface prov1 = new DefaultProvidedInterface("prov1", int.class);
  89                 ProvidedInterface prov2 = new DefaultProvidedInterface("prov2", Integer.class);
  90                 assertTrue(req1.implementedBy(prov1));
  91                 assertTrue(req2.implementedBy(prov1));
  92                 assertTrue(req1.implementedBy(prov2));
  93                 assertTrue(req2.implementedBy(prov2));
  94         }
  95
  96 }