| /** |
| * Copyright (C) 2006 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.inject; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * @author crazybob@google.com (Bob Lee) |
| */ |
| public class NotRequiredTest extends TestCase { |
| |
| public void testProvided() throws CreationException { |
| BinderImpl builder = new BinderImpl(); |
| builder.bind(Bar.class).to(BarImpl.class); |
| Injector c = builder.createInjector(); |
| Foo foo = c.getInstance(Foo.class); |
| assertNotNull(foo.bar); |
| assertNotNull(foo.fromMethod); |
| } |
| |
| public void testNotProvided() throws CreationException { |
| Injector c = Guice.createInjector(new AbstractModule() { |
| protected void configure() { |
| bind(Foo.class); |
| } |
| }); |
| Foo foo = c.getInstance(Foo.class); |
| assertNull(foo.bar); |
| assertNull(foo.fromMethod); |
| } |
| |
| static class Foo { |
| @Inject(optional=true) Bar bar; |
| |
| Bar fromMethod; |
| |
| @Inject(optional=true) void setBar(Bar bar) { |
| fromMethod = bar; |
| } |
| } |
| |
| interface Bar {} |
| |
| static class BarImpl implements Bar {} |
| } |