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 android.bluetooth.cts; 18 19 import static android.Manifest.permission.BLUETOOTH_CONNECT; 20 21 import static org.junit.Assert.assertEquals; 22 import static org.junit.Assert.assertNull; 23 import static org.junit.Assert.assertThrows; 24 import static org.junit.Assert.assertTrue; 25 import static org.junit.Assert.fail; 26 27 import android.app.UiAutomation; 28 import android.bluetooth.BluetoothAdapter; 29 import android.bluetooth.BluetoothDevice; 30 import android.bluetooth.BluetoothGattCharacteristic; 31 import android.bluetooth.BluetoothGattServer; 32 import android.bluetooth.BluetoothGattServerCallback; 33 import android.bluetooth.BluetoothGattService; 34 import android.bluetooth.BluetoothManager; 35 import android.content.Context; 36 37 import androidx.test.ext.junit.runners.AndroidJUnit4; 38 import androidx.test.platform.app.InstrumentationRegistry; 39 40 import com.android.compatibility.common.util.CddTest; 41 42 import org.junit.After; 43 import org.junit.Assume; 44 import org.junit.Before; 45 import org.junit.Test; 46 import org.junit.runner.RunWith; 47 48 import java.util.ArrayList; 49 import java.util.Arrays; 50 import java.util.UUID; 51 import java.util.concurrent.CountDownLatch; 52 import java.util.concurrent.TimeUnit; 53 54 @RunWith(AndroidJUnit4.class) 55 public class BluetoothGattServerTest { 56 57 private static final int LATCH_TIMEOUT_MS = 1000; 58 private final UUID TEST_UUID = UUID.fromString("0000110a-0000-1000-8000-00805f9b34fb"); 59 private Context mContext; 60 private BluetoothAdapter mBluetoothAdapter; 61 private BluetoothGattServer mBluetoothGattServer; 62 private BluetoothManager mBluetoothManager; 63 private UiAutomation mUIAutomation; 64 private CountDownLatch mLatch; 65 66 @Before setUp()67 public void setUp() throws Exception { 68 mContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); 69 70 Assume.assumeTrue(TestUtils.isBleSupported(mContext)); 71 72 mUIAutomation = InstrumentationRegistry.getInstrumentation().getUiAutomation(); 73 mUIAutomation.adoptShellPermissionIdentity(BLUETOOTH_CONNECT); 74 mBluetoothAdapter = mContext.getSystemService(BluetoothManager.class).getAdapter(); 75 assertTrue(BTAdapterUtils.enableAdapter(mBluetoothAdapter, mContext)); 76 mBluetoothManager = mContext.getSystemService(BluetoothManager.class); 77 mLatch = new CountDownLatch(1); 78 mBluetoothGattServer = mBluetoothManager.openGattServer(mContext, 79 new BluetoothGattServerCallback() { 80 @Override 81 public void onServiceAdded(int status, BluetoothGattService service) { 82 mLatch.countDown(); 83 } 84 }); 85 } 86 87 @After tearDown()88 public void tearDown() throws Exception { 89 if (mUIAutomation != null) { 90 mUIAutomation.adoptShellPermissionIdentity(BLUETOOTH_CONNECT); 91 } 92 93 if (mBluetoothAdapter != null && mBluetoothGattServer != null) { 94 mBluetoothGattServer.close(); 95 mBluetoothGattServer = null; 96 } 97 98 mBluetoothAdapter = null; 99 mLatch = null; 100 101 if (mUIAutomation != null) { 102 mUIAutomation.dropShellPermissionIdentity(); 103 } 104 } 105 106 @CddTest(requirements = {"7.4.3/C-2-1", "7.4.3/C-3-2"}) 107 @Test getConnectedDevices()108 public void getConnectedDevices() { 109 assertThrows(UnsupportedOperationException.class, 110 () -> mBluetoothGattServer.getConnectedDevices()); 111 } 112 113 @CddTest(requirements = {"7.4.3/C-2-1", "7.4.3/C-3-2"}) 114 @Test getConnectionState()115 public void getConnectionState() { 116 assertThrows(UnsupportedOperationException.class, 117 () -> mBluetoothGattServer.getConnectionState(null)); 118 } 119 120 @CddTest(requirements = {"7.4.3/C-2-1", "7.4.3/C-3-2"}) 121 @Test getDevicesMatchingConnectionStates()122 public void getDevicesMatchingConnectionStates() { 123 assertThrows(UnsupportedOperationException.class, 124 () -> mBluetoothGattServer.getDevicesMatchingConnectionStates(null)); 125 } 126 127 @CddTest(requirements = {"7.4.3/C-2-1", "7.4.3/C-3-2"}) 128 @Test getService()129 public void getService() { 130 // Service is null after initialization with public constructor 131 assertNull(mBluetoothGattServer.getService(TEST_UUID)); 132 BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(TEST_UUID, 133 0x0A, 0x11); 134 BluetoothGattService service = new BluetoothGattService(TEST_UUID, 135 BluetoothGattService.SERVICE_TYPE_PRIMARY); 136 137 service.addCharacteristic(characteristic); 138 // If service is added successfully, latch.countDown() happens in the callback 139 mBluetoothGattServer.addService(service); 140 try { 141 mLatch.await(LATCH_TIMEOUT_MS, TimeUnit.MILLISECONDS); 142 } catch (InterruptedException e) { 143 fail("should not throw an InterruptedException"); 144 } 145 146 assertEquals(mBluetoothGattServer.getService(TEST_UUID), service); 147 } 148 149 @CddTest(requirements = {"7.4.3/C-2-1", "7.4.3/C-3-2"}) 150 @Test getServices()151 public void getServices() { 152 assertEquals(mBluetoothGattServer.getServices(), new ArrayList<BluetoothGattService>()); 153 } 154 155 @CddTest(requirements = {"7.4.3/C-2-1", "7.4.3/C-3-2"}) 156 @Test readPhy()157 public void readPhy() { 158 BluetoothDevice testDevice = mBluetoothAdapter.getRemoteDevice("00:11:22:AA:BB:CC"); 159 mUIAutomation.dropShellPermissionIdentity(); 160 assertThrows(SecurityException.class, () -> mBluetoothGattServer.readPhy(testDevice)); 161 } 162 163 @CddTest(requirements = {"7.4.3/C-2-1", "7.4.3/C-3-2"}) 164 @Test setPreferredPhy()165 public void setPreferredPhy() { 166 BluetoothDevice testDevice = mBluetoothAdapter.getRemoteDevice("00:11:22:AA:BB:CC"); 167 mUIAutomation.dropShellPermissionIdentity(); 168 assertThrows(SecurityException.class, () -> mBluetoothGattServer.setPreferredPhy(testDevice, 169 BluetoothDevice.PHY_LE_1M_MASK, BluetoothDevice.PHY_LE_1M_MASK, 170 BluetoothDevice.PHY_OPTION_NO_PREFERRED)); 171 } 172 173 @CddTest(requirements = {"7.4.3/C-2-1", "7.4.3/C-3-2"}) 174 @Test notifyCharacteristicChanged_withValueOverMaxLength()175 public void notifyCharacteristicChanged_withValueOverMaxLength() { 176 BluetoothDevice testDevice = mBluetoothAdapter.getRemoteDevice("00:11:22:AA:BB:CC"); 177 BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(TEST_UUID, 178 0x0A, 0x11); 179 BluetoothGattService service = new BluetoothGattService(TEST_UUID, 180 BluetoothGattService.SERVICE_TYPE_PRIMARY); 181 service.addCharacteristic(characteristic); 182 183 // 512 is the max attribute length 184 byte[] notification = new byte[513]; 185 Arrays.fill(notification, (byte) 0x01); 186 187 assertThrows(IllegalArgumentException.class, 188 () -> mBluetoothGattServer.notifyCharacteristicChanged(testDevice, characteristic, 189 false, notification)); 190 } 191 } 192