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 
create_random_uuid(bt_uuid_t * uuid,int seed)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 
TEST_F(GattTest,GattClientRegister)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 
TEST_F(GattTest,GattServerRegister)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 
TEST_F(GattTest,GattServerBuild)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