1 /* 2 * Copyright 2022 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.server.bluetooth; 18 19 import static com.google.common.truth.Truth.assertThat; 20 21 import android.provider.DeviceConfig; 22 import android.provider.DeviceConfig.Properties; 23 24 import androidx.test.filters.SmallTest; 25 import androidx.test.runner.AndroidJUnit4; 26 27 import org.junit.Test; 28 import org.junit.runner.RunWith; 29 30 @SmallTest 31 @RunWith(AndroidJUnit4.class) 32 public class BluetoothDeviceConfigChangeTrackerTest { 33 @Test testNoProperties()34 public void testNoProperties() { 35 BluetoothDeviceConfigChangeTracker changeTracker = 36 new BluetoothDeviceConfigChangeTracker( 37 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH).build()); 38 39 boolean shouldRestart = 40 changeTracker.shouldRestartWhenPropertiesUpdated( 41 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH).build()); 42 43 assertThat(shouldRestart).isFalse(); 44 } 45 46 @Test testNewFlag()47 public void testNewFlag() { 48 BluetoothDeviceConfigChangeTracker changeTracker = 49 new BluetoothDeviceConfigChangeTracker( 50 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 51 .setString("INIT_a", "true") 52 .build()); 53 54 boolean shouldRestart = 55 changeTracker.shouldRestartWhenPropertiesUpdated( 56 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 57 .setString("INIT_a", "true") 58 .setString("INIT_b", "true") 59 .build()); 60 61 assertThat(shouldRestart).isTrue(); 62 } 63 64 @Test testChangedFlag()65 public void testChangedFlag() { 66 BluetoothDeviceConfigChangeTracker changeTracker = 67 new BluetoothDeviceConfigChangeTracker( 68 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 69 .setString("INIT_a", "true") 70 .build()); 71 72 boolean shouldRestart = 73 changeTracker.shouldRestartWhenPropertiesUpdated( 74 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 75 .setString("INIT_a", "false") 76 .build()); 77 78 assertThat(shouldRestart).isTrue(); 79 } 80 81 @Test testUnchangedInitFlag()82 public void testUnchangedInitFlag() { 83 BluetoothDeviceConfigChangeTracker changeTracker = 84 new BluetoothDeviceConfigChangeTracker( 85 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 86 .setString("INIT_a", "true") 87 .build()); 88 89 boolean shouldRestart = 90 changeTracker.shouldRestartWhenPropertiesUpdated( 91 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 92 .setString("INIT_a", "true") 93 .build()); 94 95 assertThat(shouldRestart).isFalse(); 96 } 97 98 @Test testRepeatedChangeInitFlag()99 public void testRepeatedChangeInitFlag() { 100 BluetoothDeviceConfigChangeTracker changeTracker = 101 new BluetoothDeviceConfigChangeTracker( 102 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH).build()); 103 104 changeTracker.shouldRestartWhenPropertiesUpdated( 105 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 106 .setString("INIT_a", "true") 107 .build()); 108 109 boolean shouldRestart = 110 changeTracker.shouldRestartWhenPropertiesUpdated( 111 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 112 .setString("INIT_a", "true") 113 .build()); 114 115 assertThat(shouldRestart).isFalse(); 116 } 117 118 @Test testWrongNamespace()119 public void testWrongNamespace() { 120 BluetoothDeviceConfigChangeTracker changeTracker = 121 new BluetoothDeviceConfigChangeTracker( 122 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH).build()); 123 124 boolean shouldRestart = 125 changeTracker.shouldRestartWhenPropertiesUpdated( 126 new Properties.Builder("another_namespace") 127 .setString("INIT_a", "true") 128 .build()); 129 130 assertThat(shouldRestart).isFalse(); 131 } 132 133 @Test testSkipProperty()134 public void testSkipProperty() { 135 BluetoothDeviceConfigChangeTracker changeTracker = 136 new BluetoothDeviceConfigChangeTracker( 137 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 138 .setString("INIT_a", "true") 139 .setString("INIT_b", "false") 140 .build()); 141 142 boolean shouldRestart = 143 changeTracker.shouldRestartWhenPropertiesUpdated( 144 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 145 .setString("INIT_b", "false") 146 .build()); 147 148 assertThat(shouldRestart).isFalse(); 149 } 150 151 @Test testNonInitFlag()152 public void testNonInitFlag() { 153 BluetoothDeviceConfigChangeTracker changeTracker = 154 new BluetoothDeviceConfigChangeTracker( 155 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 156 .setString("a", "true") 157 .build()); 158 159 boolean shouldRestart = 160 changeTracker.shouldRestartWhenPropertiesUpdated( 161 new Properties.Builder(DeviceConfig.NAMESPACE_BLUETOOTH) 162 .setString("a", "false") 163 .build()); 164 165 assertThat(shouldRestart).isFalse(); 166 } 167 } 168