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      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 #include <stdlib.h>
     20 #include <time.h>
     21 #include <unistd.h>
     22 
     23 #include "gatt/gatt_test.h"
     24 
     25 #define DEFAULT_RANDOM_SEED 42
     26 
     27 namespace {
     28 
     29 static void create_random_uuid(bt_uuid_t* uuid, int seed) {
     30   srand(seed < 0 ? time(NULL) : seed);
     31   for (int i = 0; i < 16; ++i) {
     32     uuid->uu[i] = (uint8_t)(rand() % 256);
     33   }
     34 }
     35 
     36 }  // namespace
     37 
     38 namespace bttest {
     39 
     40 TEST_F(GattTest, GattClientRegister) {
     41   // Registers gatt client.
     42   bt_uuid_t gatt_client_uuid;
     43   create_random_uuid(&gatt_client_uuid, DEFAULT_RANDOM_SEED);
     44   gatt_client_interface()->register_client(&gatt_client_uuid);
     45   semaphore_wait(register_client_callback_sem_);
     46   EXPECT_TRUE(status() == BT_STATUS_SUCCESS)
     47       << "Error registering GATT client app callback.";
     48 
     49   // Unregisters gatt client. No callback is expected.
     50   gatt_client_interface()->unregister_client(client_interface_id());
     51 }
     52 
     53 TEST_F(GattTest, GattServerRegister) {
     54   // Registers gatt server.
     55   bt_uuid_t gatt_server_uuid;
     56   create_random_uuid(&gatt_server_uuid, DEFAULT_RANDOM_SEED);
     57   gatt_server_interface()->register_server(&gatt_server_uuid);
     58   semaphore_wait(register_server_callback_sem_);
     59   EXPECT_TRUE(status() == BT_STATUS_SUCCESS)
     60       << "Error registering GATT server app callback.";
     61 
     62   // Unregisters gatt server. No callback is expected.
     63   gatt_server_interface()->unregister_server(server_interface_id());
     64 }
     65 
     66 TEST_F(GattTest, GattServerBuild) {
     67   // Registers gatt server.
     68   bt_uuid_t gatt_server_uuid;
     69   create_random_uuid(&gatt_server_uuid, DEFAULT_RANDOM_SEED);
     70   gatt_server_interface()->register_server(&gatt_server_uuid);
     71   semaphore_wait(register_server_callback_sem_);
     72   EXPECT_TRUE(status() == BT_STATUS_SUCCESS)
     73       << "Error registering GATT server app callback.";
     74 
     75   // Service UUID.
     76   bt_uuid_t srvc_uuid;
     77   create_random_uuid(&srvc_uuid, -1);
     78 
     79   // Characteristics UUID.
     80   bt_uuid_t char_uuid;
     81   create_random_uuid(&char_uuid, -1);
     82 
     83   // Descriptor UUID.
     84   bt_uuid_t desc_uuid;
     85   create_random_uuid(&desc_uuid, -1);
     86 
     87   // Adds service.
     88   int server_if = server_interface_id();
     89 
     90   std::vector<btgatt_db_element_t> service = {
     91       {.type = BTGATT_DB_PRIMARY_SERVICE, .uuid = srvc_uuid},
     92       {.type = BTGATT_DB_CHARACTERISTIC,
     93        .uuid = char_uuid,
     94        .properties = 0x10 /* notification */,
     95        .permissions = 0x01 /* read only */},
     96       {.type = BTGATT_DB_DESCRIPTOR, .uuid = desc_uuid, .permissions = 0x01}};
     97 
     98   gatt_server_interface()->add_service(server_if, service);
     99   semaphore_wait(service_added_callback_sem_);
    100   EXPECT_TRUE(status() == BT_STATUS_SUCCESS) << "Error adding service.";
    101 
    102   // Stops server.
    103   gatt_server_interface()->stop_service(server_if, service_handle());
    104   semaphore_wait(service_stopped_callback_sem_);
    105   EXPECT_TRUE(status() == BT_STATUS_SUCCESS) << "Error stopping server.";
    106 
    107   // Deletes service.
    108   gatt_server_interface()->delete_service(server_if, service_handle());
    109   semaphore_wait(service_deleted_callback_sem_);
    110   EXPECT_TRUE(status() == BT_STATUS_SUCCESS) << "Error deleting service.";
    111 
    112   // Unregisters gatt server. No callback is expected.
    113   gatt_server_interface()->unregister_server(server_if);
    114 }
    115 
    116 }  // bttest
    117