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 junit.framework.TestCase; 20 21 /** 22 * @author crazybob (at) google.com (Bob Lee) 23 */ 24 public class SuperclassTest extends TestCase { 25 26 public void testSuperclassInjection() throws CreationException { 27 Injector injector = Guice.createInjector(new AbstractModule() { 28 protected void configure() { 29 bind(Foo.class); 30 } 31 }); 32 33 Provider<Sub> creator = injector.getProvider(Sub.class); 34 Sub sub = creator.get(); 35 sub = creator.get(); 36 sub = creator.get(); 37 sub = creator.get(); 38 sub = creator.get(); 39 assertNotNull(sub.field); 40 assertNotNull(sub.fromMethod); 41 } 42 43 static abstract class Super { 44 @Inject Foo field; 45 46 Foo fromMethod; 47 @Inject void setC(Foo foo) { 48 fromMethod = foo; 49 } 50 } 51 52 static class Sub extends Super { 53 } 54 55 static class Foo {} 56 } 57