1 /*
2  * Copyright (C) 2015 The Android Open Source Project
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.android.internal.telephony;
18 
19 /**
20  * An object that provides supporting methods, fields, and other functionality for configuring
21  * and inspecting the results of operations on a test double (mock, fake or stub). The test double
22  * is an object of type {@code T}.
23  */
24 public interface TestFixture<T> {
25 
26     /**
27      * Obtain the actual test double provided by this holder. It is a requirement of this API
28      * that the test double as returned from this method be a Mockito mock or spy, so that a test
29      * can use Mockito APIs to directly instrument its behavior where needed.
30      *
31      * @return the test double.
32      */
getTestDouble()33     T getTestDouble();
34 }
35