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1 /*
2  * Copyright (C) 2020 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 package com.android.car.power;
17 
18 import static com.google.common.truth.Truth.assertThat;
19 
20 import android.util.SparseArray;
21 
22 import org.junit.Test;
23 
24 import java.lang.reflect.Field;
25 
26 public final class PowerComponentValidityTest {
27     /**
28      * Tests if {@link android.car.hardware.power#PowerComponent} and
29      * {@link android.frameworks.automotive.powerpolicy#PowerComponent} have the same power
30      * component definition.
31      */
32     @Test
testSamePowerComponent()33     public void testSamePowerComponent() throws Exception {
34         SparseArray<String> fieldMap = new SparseArray<>();
35         Field[] carFields = android.car.hardware.power.PowerComponent.class.getFields();
36         Field[] frameworksFields =
37             android.frameworks.automotive.powerpolicy.PowerComponent.class.getFields();
38 
39         for (int i = 0; i < carFields.length; i++) {
40             fieldMap.put(carFields[i].getInt(null), carFields[i].getName());
41         }
42 
43         assertThat(carFields.length).isEqualTo(frameworksFields.length);
44         for (int i = 0; i < frameworksFields.length; i++) {
45             int frameworksValue = frameworksFields[i].getInt(null);
46             String frameworksName = frameworksFields[i].getName();
47             String carName = fieldMap.get(frameworksValue);
48             assertThat(carName).isNotNull();
49             assertThat(carName).isEqualTo(frameworksName);
50         }
51     }
52 }
53