xref: /aosp_15_r20/external/dagger2/javatests/dagger/internal/InstanceFactoryTest.java (revision f585d8a307d0621d6060bd7e80091fdcbf94fe27)
1*f585d8a3SJacky Wang /*
2*f585d8a3SJacky Wang  * Copyright (C) 2014 The Dagger Authors.
3*f585d8a3SJacky Wang  *
4*f585d8a3SJacky Wang  * Licensed under the Apache License, Version 2.0 (the "License");
5*f585d8a3SJacky Wang  * you may not use this file except in compliance with the License.
6*f585d8a3SJacky Wang  * You may obtain a copy of the License at
7*f585d8a3SJacky Wang  *
8*f585d8a3SJacky Wang  * http://www.apache.org/licenses/LICENSE-2.0
9*f585d8a3SJacky Wang  *
10*f585d8a3SJacky Wang  * Unless required by applicable law or agreed to in writing, software
11*f585d8a3SJacky Wang  * distributed under the License is distributed on an "AS IS" BASIS,
12*f585d8a3SJacky Wang  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13*f585d8a3SJacky Wang  * See the License for the specific language governing permissions and
14*f585d8a3SJacky Wang  * limitations under the License.
15*f585d8a3SJacky Wang  */
16*f585d8a3SJacky Wang 
17*f585d8a3SJacky Wang package dagger.internal;
18*f585d8a3SJacky Wang 
19*f585d8a3SJacky Wang import static com.google.common.truth.Truth.assertThat;
20*f585d8a3SJacky Wang import static org.junit.Assert.fail;
21*f585d8a3SJacky Wang 
22*f585d8a3SJacky Wang import org.junit.Test;
23*f585d8a3SJacky Wang import org.junit.runner.RunWith;
24*f585d8a3SJacky Wang import org.junit.runners.JUnit4;
25*f585d8a3SJacky Wang 
26*f585d8a3SJacky Wang @RunWith(JUnit4.class)
27*f585d8a3SJacky Wang public final class InstanceFactoryTest {
instanceFactory()28*f585d8a3SJacky Wang   @Test public void instanceFactory() {
29*f585d8a3SJacky Wang     Object instance = new Object();
30*f585d8a3SJacky Wang     Factory<Object> factory = InstanceFactory.create(instance);
31*f585d8a3SJacky Wang     assertThat(factory.get()).isEqualTo(instance);
32*f585d8a3SJacky Wang     assertThat(factory.get()).isEqualTo(instance);
33*f585d8a3SJacky Wang     assertThat(factory.get()).isEqualTo(instance);
34*f585d8a3SJacky Wang   }
35*f585d8a3SJacky Wang 
create_throwsNullPointerException()36*f585d8a3SJacky Wang   @Test public void create_throwsNullPointerException() {
37*f585d8a3SJacky Wang     try {
38*f585d8a3SJacky Wang       InstanceFactory.create(null);
39*f585d8a3SJacky Wang       fail();
40*f585d8a3SJacky Wang     } catch (NullPointerException expected) {
41*f585d8a3SJacky Wang     }
42*f585d8a3SJacky Wang   }
43*f585d8a3SJacky Wang }
44