1 /****************************************************************************** 2 * 3 * Copyright (C) 2015 Google, Inc. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 #pragma once 20 21 #include <gtest/gtest.h> 22 #include <hardware/bluetooth.h> 23 #include <hardware/bt_gatt.h> 24 #include <hardware/bt_pan.h> 25 #include <hardware/bt_sock.h> 26 #include <hardware/hardware.h> 27 #include <signal.h> 28 #include <time.h> 29 #include <map> 30 #include <string> 31 #include "osi/include/semaphore.h" 32 #include "service/hal/bluetooth_interface.h" 33 34 namespace bttest { 35 36 // This class represents the Bluetooth testing framework and provides 37 // helpers and callbacks for GUnit to use for testing. 38 class BluetoothTest : public ::testing::Test, 39 public bluetooth::hal::BluetoothInterface::Observer { 40 protected: 41 BluetoothTest() = default; 42 virtual ~BluetoothTest() = default; 43 44 // Getter for the bt_interface 45 const bt_interface_t* bt_interface(); 46 47 // Gets the current state of the Bluetooth Interface 48 bt_state_t GetState(); 49 50 // Get the number of properties that have changed on the 51 // Adapter Properties callback 52 int GetPropertiesChangedCount(); 53 54 // Get the value of a specific property 55 bt_property_t* GetProperty(bt_property_type_t type); 56 57 // Get the value of a specific remote device property 58 bt_property_t* GetRemoteDeviceProperty(const RawAddress* addr, 59 bt_property_type_t type); 60 61 // Get the current discovery state 62 bt_discovery_state_t GetDiscoveryState(); 63 64 // Get the current Acl State 65 bt_acl_state_t GetAclState(); 66 67 // Get the current Bond State 68 bt_bond_state_t GetBondState(); 69 70 // Reset a semaphores count to 0 71 void ClearSemaphore(semaphore_t* sem); 72 73 // SetUp initializes the Bluetooth interface and registers the callbacks 74 // before running every test 75 void SetUp() override; 76 77 // TearDown cleans up the stack and interface at the end of every test 78 void TearDown() override; 79 80 // A callback that is called when a property changes 81 void AdapterPropertiesCallback(bt_status_t status, int num_properties, 82 bt_property_t* properties) override; 83 84 // A callback that is called when the remote device's property changes 85 void RemoteDevicePropertiesCallback(bt_status_t status, 86 RawAddress* remote_bd_addr, 87 int num_properties, 88 bt_property_t* properties) override; 89 90 // A callback that is called when the adapter state changes 91 void AdapterStateChangedCallback(bt_state_t state) override; 92 93 // A callback that is called when the Discovery state changes 94 void DiscoveryStateChangedCallback(bt_discovery_state_t state) override; 95 96 // Semaphores used to wait for specific callback execution. Each callback 97 // has its own semaphore associated with it. 98 semaphore_t* adapter_properties_callback_sem_; 99 semaphore_t* remote_device_properties_callback_sem_; 100 semaphore_t* adapter_state_changed_callback_sem_; 101 semaphore_t* discovery_state_changed_callback_sem_; 102 103 private: 104 // The bluetooth interface that all the tests use to interact with the HAL 105 const bt_interface_t* bt_interface_; 106 107 bt_state_t state_; 108 int properties_changed_count_; 109 bt_property_t* last_changed_properties_; 110 RawAddress curr_remote_device_; 111 int remote_device_properties_changed_count_; 112 bt_property_t* remote_device_last_changed_properties_; 113 bt_discovery_state_t discovery_state_; 114 bt_acl_state_t acl_state_; 115 bt_bond_state_t bond_state_; 116 117 DISALLOW_COPY_AND_ASSIGN(BluetoothTest); 118 }; 119 120 } // bttest 121