| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * 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.android.server.wifi; |
| |
| import static org.junit.Assert.*; |
| import static org.mockito.Mockito.*; |
| |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| |
| import androidx.test.filters.SmallTest; |
| |
| import com.android.internal.app.IBatteryStats; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.mockito.InOrder; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| /** |
| * Unit tests for {@link com.android.server.wifi.WifiConfigStoreData}. |
| */ |
| @SmallTest |
| public class WifiMulticastLockManagerTest { |
| private static final String WL_1_TAG = "Wakelock-1"; |
| private static final String WL_2_TAG = "Wakelock-2"; |
| |
| @Mock WifiMulticastLockManager.FilterController mHandler; |
| @Mock IBatteryStats mBatteryStats; |
| WifiMulticastLockManager mManager; |
| |
| /** |
| * Initialize |WifiMulticastLockManager| instance before each test. |
| */ |
| @Before |
| public void setUp() throws Exception { |
| MockitoAnnotations.initMocks(this); |
| mManager = new WifiMulticastLockManager(mHandler, mBatteryStats); |
| } |
| |
| /** |
| * Test behavior when no locks are held. |
| */ |
| @Test |
| public void noLocks() { |
| assertFalse(mManager.isMulticastEnabled()); |
| mManager.initializeFiltering(); |
| verify(mHandler, times(1)).startFilteringMulticastPackets(); |
| } |
| |
| /** |
| * Test behavior when one lock is aquired then released. |
| */ |
| @Test |
| public void oneLock() throws RemoteException { |
| IBinder binder = mock(IBinder.class); |
| mManager.acquireLock(binder, WL_1_TAG); |
| assertTrue(mManager.isMulticastEnabled()); |
| verify(mHandler).stopFilteringMulticastPackets(); |
| mManager.initializeFiltering(); |
| verify(mHandler, times(0)).startFilteringMulticastPackets(); |
| verify(mBatteryStats).noteWifiMulticastEnabled(anyInt()); |
| verify(mBatteryStats, times(0)).noteWifiMulticastDisabled(anyInt()); |
| |
| mManager.releaseLock(WL_1_TAG); |
| verify(mBatteryStats).noteWifiMulticastDisabled(anyInt()); |
| assertFalse(mManager.isMulticastEnabled()); |
| } |
| |
| /** |
| * Test behavior when one lock is aquired then released with the wrong tag. |
| */ |
| @Test |
| public void oneLock_wrongName() throws RemoteException { |
| IBinder binder = mock(IBinder.class); |
| mManager.acquireLock(binder, WL_1_TAG); |
| assertTrue(mManager.isMulticastEnabled()); |
| verify(mHandler).stopFilteringMulticastPackets(); |
| mManager.initializeFiltering(); |
| verify(mHandler, never()).startFilteringMulticastPackets(); |
| verify(mBatteryStats).noteWifiMulticastEnabled(anyInt()); |
| verify(mBatteryStats, never()).noteWifiMulticastDisabled(anyInt()); |
| |
| mManager.releaseLock(WL_2_TAG); |
| verify(mBatteryStats, never()).noteWifiMulticastDisabled(anyInt()); |
| assertTrue(mManager.isMulticastEnabled()); |
| } |
| |
| /** |
| * Test behavior when multiple locks are aquired then released in nesting order. |
| */ |
| @Test |
| public void multipleLocksInOrder() throws RemoteException { |
| IBinder binder = mock(IBinder.class); |
| |
| InOrder inOrderHandler = inOrder(mHandler); |
| InOrder inOrderBatteryStats = inOrder(mBatteryStats); |
| |
| mManager.acquireLock(binder, WL_1_TAG); |
| inOrderHandler.verify(mHandler).stopFilteringMulticastPackets(); |
| inOrderBatteryStats.verify(mBatteryStats).noteWifiMulticastEnabled(anyInt()); |
| assertTrue(mManager.isMulticastEnabled()); |
| |
| mManager.acquireLock(binder, WL_2_TAG); |
| inOrderHandler.verify(mHandler).stopFilteringMulticastPackets(); |
| inOrderBatteryStats.verify(mBatteryStats).noteWifiMulticastEnabled(anyInt()); |
| assertTrue(mManager.isMulticastEnabled()); |
| |
| mManager.initializeFiltering(); |
| inOrderHandler.verify(mHandler, never()).startFilteringMulticastPackets(); |
| |
| mManager.releaseLock(WL_2_TAG); |
| inOrderHandler.verify(mHandler, never()).startFilteringMulticastPackets(); |
| inOrderBatteryStats.verify(mBatteryStats).noteWifiMulticastDisabled(anyInt()); |
| assertTrue(mManager.isMulticastEnabled()); |
| |
| mManager.releaseLock(WL_1_TAG); |
| inOrderHandler.verify(mHandler).startFilteringMulticastPackets(); |
| inOrderBatteryStats.verify(mBatteryStats).noteWifiMulticastDisabled(anyInt()); |
| assertFalse(mManager.isMulticastEnabled()); |
| } |
| |
| /** |
| * Test behavior when multiple locks are aquired then released out of nesting order. |
| */ |
| @Test |
| public void multipleLocksOutOfOrder() throws RemoteException { |
| IBinder binder = mock(IBinder.class); |
| |
| InOrder inOrderHandler = inOrder(mHandler); |
| InOrder inOrderBatteryStats = inOrder(mBatteryStats); |
| |
| mManager.acquireLock(binder, WL_1_TAG); |
| inOrderHandler.verify(mHandler).stopFilteringMulticastPackets(); |
| inOrderBatteryStats.verify(mBatteryStats).noteWifiMulticastEnabled(anyInt()); |
| assertTrue(mManager.isMulticastEnabled()); |
| |
| mManager.acquireLock(binder, WL_2_TAG); |
| inOrderHandler.verify(mHandler).stopFilteringMulticastPackets(); |
| inOrderBatteryStats.verify(mBatteryStats).noteWifiMulticastEnabled(anyInt()); |
| assertTrue(mManager.isMulticastEnabled()); |
| |
| mManager.initializeFiltering(); |
| inOrderHandler.verify(mHandler, never()).startFilteringMulticastPackets(); |
| |
| mManager.releaseLock(WL_1_TAG); |
| inOrderHandler.verify(mHandler, never()).startFilteringMulticastPackets(); |
| inOrderBatteryStats.verify(mBatteryStats).noteWifiMulticastDisabled(anyInt()); |
| assertTrue(mManager.isMulticastEnabled()); |
| |
| mManager.releaseLock(WL_2_TAG); |
| inOrderHandler.verify(mHandler).startFilteringMulticastPackets(); |
| inOrderBatteryStats.verify(mBatteryStats).noteWifiMulticastDisabled(anyInt()); |
| assertFalse(mManager.isMulticastEnabled()); |
| } |
| } |