Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 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 | |
| 17 | package com.android.server; |
| 18 | |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 19 | import static org.junit.Assert.assertEquals; |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 20 | import static org.mockito.Mockito.any; |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 21 | import static org.mockito.Mockito.mock; |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 22 | import static org.mockito.Mockito.never; |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 23 | import static org.mockito.Mockito.reset; |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 24 | import static org.mockito.Mockito.timeout; |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 25 | import static org.mockito.Mockito.verify; |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 26 | import static org.mockito.Mockito.when; |
| 27 | |
Brett Chabot | 1ae2aa6 | 2019-03-04 14:14:56 -0800 | [diff] [blame] | 28 | import android.content.ContentResolver; |
| 29 | import android.content.Context; |
| 30 | import android.net.nsd.NsdManager; |
| 31 | import android.net.nsd.NsdServiceInfo; |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 32 | import android.os.Handler; |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 33 | import android.os.HandlerThread; |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 34 | import android.os.Looper; |
| 35 | import android.os.Message; |
Brett Chabot | 1ae2aa6 | 2019-03-04 14:14:56 -0800 | [diff] [blame] | 36 | |
| 37 | import androidx.test.filters.SmallTest; |
| 38 | import androidx.test.runner.AndroidJUnit4; |
| 39 | |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 40 | import com.android.server.NsdService.DaemonConnection; |
| 41 | import com.android.server.NsdService.DaemonConnectionSupplier; |
| 42 | import com.android.server.NsdService.NativeCallbackReceiver; |
Brett Chabot | 1ae2aa6 | 2019-03-04 14:14:56 -0800 | [diff] [blame] | 43 | |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 44 | import org.junit.After; |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 45 | import org.junit.Before; |
| 46 | import org.junit.Test; |
| 47 | import org.junit.runner.RunWith; |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 48 | import org.mockito.ArgumentCaptor; |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 49 | import org.mockito.Mock; |
| 50 | import org.mockito.MockitoAnnotations; |
| 51 | |
| 52 | // TODOs: |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 53 | // - test client can send requests and receive replies |
| 54 | // - test NSD_ON ENABLE/DISABLED listening |
| 55 | @RunWith(AndroidJUnit4.class) |
| 56 | @SmallTest |
| 57 | public class NsdServiceTest { |
| 58 | |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 59 | static final int PROTOCOL = NsdManager.PROTOCOL_DNS_SD; |
| 60 | |
| 61 | long mTimeoutMs = 100; // non-final so that tests can adjust the value. |
| 62 | |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 63 | @Mock Context mContext; |
| 64 | @Mock ContentResolver mResolver; |
| 65 | @Mock NsdService.NsdSettings mSettings; |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 66 | @Mock DaemonConnection mDaemon; |
| 67 | NativeCallbackReceiver mDaemonCallback; |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 68 | HandlerThread mThread; |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 69 | TestHandler mHandler; |
| 70 | |
| 71 | @Before |
| 72 | public void setUp() throws Exception { |
| 73 | MockitoAnnotations.initMocks(this); |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 74 | mThread = new HandlerThread("mock-service-handler"); |
| 75 | mThread.start(); |
| 76 | mHandler = new TestHandler(mThread.getLooper()); |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 77 | when(mContext.getContentResolver()).thenReturn(mResolver); |
| 78 | } |
| 79 | |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 80 | @After |
| 81 | public void tearDown() throws Exception { |
Hugo Benichi | d9e5519 | 2017-09-26 14:51:11 +0900 | [diff] [blame] | 82 | if (mThread != null) { |
| 83 | mThread.quit(); |
| 84 | mThread = null; |
| 85 | } |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 86 | } |
| 87 | |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 88 | @Test |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 89 | public void testClientsCanConnectAndDisconnect() { |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 90 | when(mSettings.isEnabled()).thenReturn(true); |
| 91 | |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 92 | NsdService service = makeService(); |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 93 | |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 94 | NsdManager client1 = connectClient(service); |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 95 | verify(mDaemon, timeout(100).times(1)).start(); |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 96 | |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 97 | NsdManager client2 = connectClient(service); |
| 98 | |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 99 | client1.disconnect(); |
| 100 | client2.disconnect(); |
| 101 | |
| 102 | verify(mDaemon, timeout(mTimeoutMs).times(1)).stop(); |
Hugo Benichi | e062ae0 | 2017-07-31 20:35:58 +0900 | [diff] [blame] | 103 | |
| 104 | client1.disconnect(); |
| 105 | client2.disconnect(); |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 106 | } |
| 107 | |
| 108 | @Test |
| 109 | public void testClientRequestsAreGCedAtDisconnection() { |
| 110 | when(mSettings.isEnabled()).thenReturn(true); |
| 111 | when(mDaemon.execute(any())).thenReturn(true); |
| 112 | |
| 113 | NsdService service = makeService(); |
| 114 | NsdManager client = connectClient(service); |
| 115 | |
| 116 | verify(mDaemon, timeout(100).times(1)).start(); |
| 117 | |
| 118 | NsdServiceInfo request = new NsdServiceInfo("a_name", "a_type"); |
| 119 | request.setPort(2201); |
| 120 | |
| 121 | // Client registration request |
| 122 | NsdManager.RegistrationListener listener1 = mock(NsdManager.RegistrationListener.class); |
| 123 | client.registerService(request, PROTOCOL, listener1); |
| 124 | verifyDaemonCommand("register 2 a_name a_type 2201"); |
| 125 | |
| 126 | // Client discovery request |
| 127 | NsdManager.DiscoveryListener listener2 = mock(NsdManager.DiscoveryListener.class); |
| 128 | client.discoverServices("a_type", PROTOCOL, listener2); |
| 129 | verifyDaemonCommand("discover 3 a_type"); |
| 130 | |
| 131 | // Client resolve request |
| 132 | NsdManager.ResolveListener listener3 = mock(NsdManager.ResolveListener.class); |
| 133 | client.resolveService(request, listener3); |
| 134 | verifyDaemonCommand("resolve 4 a_name a_type local."); |
| 135 | |
| 136 | // Client disconnects |
| 137 | client.disconnect(); |
| 138 | verify(mDaemon, timeout(mTimeoutMs).times(1)).stop(); |
| 139 | |
| 140 | // checks that request are cleaned |
| 141 | verifyDaemonCommands("stop-register 2", "stop-discover 3", "stop-resolve 4"); |
Hugo Benichi | e062ae0 | 2017-07-31 20:35:58 +0900 | [diff] [blame] | 142 | |
| 143 | client.disconnect(); |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | NsdService makeService() { |
Hugo Benichi | 1fac319 | 2017-04-24 16:19:58 +0900 | [diff] [blame] | 147 | DaemonConnectionSupplier supplier = (callback) -> { |
| 148 | mDaemonCallback = callback; |
| 149 | return mDaemon; |
| 150 | }; |
| 151 | NsdService service = new NsdService(mContext, mSettings, mHandler, supplier); |
| 152 | verify(mDaemon, never()).execute(any(String.class)); |
| 153 | return service; |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 154 | } |
| 155 | |
| 156 | NsdManager connectClient(NsdService service) { |
Hugo Benichi | ab5bdbf | 2017-04-28 15:31:10 +0900 | [diff] [blame] | 157 | return new NsdManager(mContext, service); |
| 158 | } |
| 159 | |
| 160 | void verifyDaemonCommands(String... wants) { |
| 161 | verifyDaemonCommand(String.join(" ", wants), wants.length); |
| 162 | } |
| 163 | |
| 164 | void verifyDaemonCommand(String want) { |
| 165 | verifyDaemonCommand(want, 1); |
| 166 | } |
| 167 | |
| 168 | void verifyDaemonCommand(String want, int n) { |
| 169 | ArgumentCaptor<Object> argumentsCaptor = ArgumentCaptor.forClass(Object.class); |
| 170 | verify(mDaemon, timeout(mTimeoutMs).times(n)).execute(argumentsCaptor.capture()); |
| 171 | String got = ""; |
| 172 | for (Object o : argumentsCaptor.getAllValues()) { |
| 173 | got += o + " "; |
| 174 | } |
| 175 | assertEquals(want, got.trim()); |
| 176 | // rearm deamon for next command verification |
| 177 | reset(mDaemon); |
| 178 | when(mDaemon.execute(any())).thenReturn(true); |
Hugo Benichi | cbb1367 | 2017-04-24 11:35:06 +0900 | [diff] [blame] | 179 | } |
| 180 | |
| 181 | public static class TestHandler extends Handler { |
| 182 | public Message lastMessage; |
| 183 | |
| 184 | TestHandler(Looper looper) { |
| 185 | super(looper); |
| 186 | } |
| 187 | |
| 188 | @Override |
| 189 | public void handleMessage(Message msg) { |
| 190 | lastMessage = obtainMessage(); |
| 191 | lastMessage.copyFrom(msg); |
| 192 | } |
| 193 | } |
| 194 | } |