1/*
2 * Copyright (C) 2017 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 android.net.lowpan;
18
19import static org.mockito.Mockito.*;
20
21import android.content.Context;
22import android.content.pm.ApplicationInfo;
23import android.os.Handler;
24import android.os.IBinder;
25import android.os.test.TestLooper;
26import android.support.test.runner.AndroidJUnit4;
27import android.test.suitebuilder.annotation.SmallTest;
28import java.util.Map;
29import org.junit.Before;
30import org.junit.Test;
31import org.junit.runner.RunWith;
32import org.mockito.Mock;
33import org.mockito.MockitoAnnotations;
34
35/** Unit tests for android.net.lowpan.LowpanInterface. */
36@RunWith(AndroidJUnit4.class)
37@SmallTest
38public class LowpanInterfaceTest {
39    private static final String TEST_PACKAGE_NAME = "TestPackage";
40
41    @Mock Context mContext;
42    @Mock ILowpanInterface mLowpanInterfaceService;
43    @Mock IBinder mLowpanInterfaceBinder;
44    @Mock ApplicationInfo mApplicationInfo;
45    @Mock IBinder mAppBinder;
46    @Mock LowpanInterface.Callback mLowpanInterfaceCallback;
47
48    private Handler mHandler;
49    private final TestLooper mTestLooper = new TestLooper();
50    private ILowpanInterfaceListener mInterfaceListener;
51    private LowpanInterface mLowpanInterface;
52    private Map<String, Object> mPropertyMap;
53
54    @Before
55    public void setUp() throws Exception {
56        MockitoAnnotations.initMocks(this);
57        when(mContext.getApplicationInfo()).thenReturn(mApplicationInfo);
58        when(mContext.getOpPackageName()).thenReturn(TEST_PACKAGE_NAME);
59        when(mLowpanInterfaceService.getName()).thenReturn("wpan0");
60        when(mLowpanInterfaceService.asBinder()).thenReturn(mLowpanInterfaceBinder);
61
62        mLowpanInterface =
63                new LowpanInterface(mContext, mLowpanInterfaceService, mTestLooper.getLooper());
64    }
65
66    @Test
67    public void testStateChangedCallback() throws Exception {
68        // Register our callback
69        mLowpanInterface.registerCallback(mLowpanInterfaceCallback);
70
71        // Verify a listener was added
72        verify(mLowpanInterfaceService)
73                .addListener(
74                        argThat(
75                                listener -> {
76                                    mInterfaceListener = listener;
77                                    return listener instanceof ILowpanInterfaceListener;
78                                }));
79
80        // Change some properties
81        mInterfaceListener.onStateChanged(LowpanInterface.STATE_OFFLINE);
82        mTestLooper.dispatchAll();
83
84        // Verify that the property was changed
85        verify(mLowpanInterfaceCallback)
86                .onStateChanged(
87                        argThat(stateString -> stateString.equals(LowpanInterface.STATE_OFFLINE)));
88    }
89}
90