1/*
2 * Copyright (C) 2016 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
17package com.android.server.wifi;
18
19import static org.mockito.Mockito.*;
20
21import android.os.IBinder;
22import android.os.RemoteException;
23import android.test.suitebuilder.annotation.SmallTest;
24
25import com.android.internal.app.IBatteryStats;
26
27import static org.junit.Assert.*;
28
29import org.junit.Before;
30import org.junit.Test;
31
32import org.mockito.Mock;
33import org.mockito.MockitoAnnotations;
34
35/**
36 * Unit tests for {@link com.android.server.wifi.WifiConfigStoreData}.
37 */
38@SmallTest
39public class WifiMulticastLockManagerTest {
40    @Mock WifiMulticastLockManager.FilterController mHandler;
41    @Mock IBatteryStats mBatteryStats;
42    WifiMulticastLockManager mManager;
43
44    /**
45     * Initialize |WifiMulticastLockManager| instance before each test.
46     */
47    @Before
48    public void setUp() throws Exception {
49        MockitoAnnotations.initMocks(this);
50        mManager = new WifiMulticastLockManager(mHandler, mBatteryStats);
51    }
52
53    /**
54     * Test behavior when no locks are held.
55     */
56    @Test
57    public void noLocks() {
58        assertFalse(mManager.isMulticastEnabled());
59        mManager.initializeFiltering();
60        verify(mHandler, times(1)).startFilteringMulticastPackets();
61    }
62
63    /**
64     * Test behavior when one lock is aquired then released.
65     */
66    @Test
67    public void oneLock() throws RemoteException {
68        IBinder binder = mock(IBinder.class);
69        mManager.acquireLock(binder, "Test");
70        assertTrue(mManager.isMulticastEnabled());
71        verify(mHandler).stopFilteringMulticastPackets();
72        mManager.initializeFiltering();
73        verify(mHandler, times(0)).startFilteringMulticastPackets();
74        verify(mBatteryStats).noteWifiMulticastEnabled(anyInt());
75        verify(mBatteryStats, times(0)).noteWifiMulticastDisabled(anyInt());
76
77        mManager.releaseLock();
78        verify(mBatteryStats).noteWifiMulticastDisabled(anyInt());
79        assertFalse(mManager.isMulticastEnabled());
80    }
81}
82
83