1 /*
2  * Copyright 2021 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 #include <gmock/gmock.h>
18 #include <gtest/gtest.h>
19 #include <string.h>
20 
21 #include <cstdint>
22 #include <map>
23 #include <memory>
24 #include <string>
25 
26 #include "bta/pan/bta_pan_int.h"
27 #include "test/common/main_handler.h"
28 #include "test/common/mock_functions.h"
29 #include "test/mock/mock_stack_pan_api.h"
30 
31 using namespace testing;
32 
33 namespace {
34 
35 struct UuidPiece {
36   uint16_t uuid16;
37   bool adding;
38 };
39 
40 struct EventPiece {
41   tBTA_PAN_EVT event;
42   tBTA_PAN data;
43 };
44 
45 std::function<void(tBTA_PAN_EVT, tBTA_PAN*)> bta_pan_event_closure;
BTA_PAN_CBACK(tBTA_PAN_EVT event,tBTA_PAN * p_data)46 void BTA_PAN_CBACK(tBTA_PAN_EVT event, tBTA_PAN* p_data) { bta_pan_event_closure(event, p_data); }
47 
48 std::function<void(uint16_t, bool)> bta_sys_eir_closure;
BTA_SYS_EIR_CBACK(uint16_t uuid16,bool adding)49 void BTA_SYS_EIR_CBACK(uint16_t uuid16, bool adding) { bta_sys_eir_closure(uuid16, adding); }
50 
51 constexpr tBTA_PAN kNoData = {};
52 
53 }  // namespace
54 
55 class BtaPanTest : public ::testing::Test {
56 protected:
SetUp()57   void SetUp() override {
58     uuids.clear();
59     main_thread_start_up();
60     bta_pan_event_closure = [this](tBTA_PAN_EVT event, tBTA_PAN* data) {
61       events.push_back({
62               .event = event,
63               .data = (data == nullptr) ? kNoData : *data,
64       });
65     };
66     tBTA_PAN_DATA data = {
67             .api_enable =
68                     {
69                             .p_cback = BTA_PAN_CBACK,
70                     },
71     };
72     bta_sys_eir_closure = [this](uint16_t uuid16, bool adding) {
73       uuids.push_back({
74               .uuid16 = uuid16,
75               .adding = adding,
76       });
77     };
78     bta_pan_enable(&data);
79     sync_main_handler();
80     auto e = events.front();
81     events.pop_front();
82     ASSERT_EQ(BTA_PAN_ENABLE_EVT, e.event);
83   }
84 
TearDown()85   void TearDown() override {
86     bta_pan_disable();
87     sync_main_handler();
88     main_thread_shut_down();
89   }
90 
91   std::deque<struct EventPiece> events;
92   std::deque<struct UuidPiece> uuids;
93 };
94 
95 class BtaPanRegisteredTest : public BtaPanTest {
96 protected:
SetUp()97   void SetUp() {
98     BtaPanTest::SetUp();
99     bta_sys_eir_register(BTA_SYS_EIR_CBACK);
100   }
101 
TearDown()102   void TearDown() {
103     bta_sys_eir_unregister();
104     BtaPanTest::TearDown();
105   }
106 };
107 
TEST_F(BtaPanTest,nop)108 TEST_F(BtaPanTest, nop) {}
109 
TEST_F(BtaPanRegisteredTest,BTA_PanSetRole_Null)110 TEST_F(BtaPanRegisteredTest, BTA_PanSetRole_Null) {
111   tBTA_PAN_ROLE role = BTA_PAN_ROLE_PANU | BTA_PAN_ROLE_NAP;
112   tBTA_PAN_ROLE_INFO user_info = {
113           .p_srv_name = std::string(),
114           .app_id = 12,
115   };
116 
117   tBTA_PAN_ROLE_INFO nap_info = {
118           .p_srv_name = std::string(),
119           .app_id = 34,
120   };
121 
122   BTA_PanSetRole(role, user_info, nap_info);
123 
124   // Wait for main thread to complete
125   sync_main_handler();
126 
127   ASSERT_EQ(12, bta_pan_cb.app_id[0]);
128   ASSERT_EQ(0, bta_pan_cb.app_id[1]);
129   ASSERT_EQ(34, bta_pan_cb.app_id[2]);
130 
131   ASSERT_EQ(2U, uuids.size());
132   ASSERT_EQ(0x1116, uuids[0].uuid16);
133   ASSERT_EQ(true, uuids[0].adding);
134   ASSERT_EQ(0x1115, uuids[1].uuid16);
135   ASSERT_EQ(true, uuids[1].adding);
136 }
137 
TEST_F(BtaPanRegisteredTest,BTA_PanSetRole_WithNames)138 TEST_F(BtaPanRegisteredTest, BTA_PanSetRole_WithNames) {
139   tBTA_PAN_ROLE role = BTA_PAN_ROLE_PANU | BTA_PAN_ROLE_NAP;
140   tBTA_PAN_ROLE_INFO user_info = {
141           .p_srv_name = "TestPanUser",
142           .app_id = 12,
143   };
144   tBTA_PAN_ROLE_INFO nap_info = {
145           .p_srv_name = "TestPanNap",
146           .app_id = 34,
147   };
148 
149   uint8_t stack_pan_role;
150   std::string stack_pan_user_name;
151   std::string stack_pan_nap_name;
152 
153   test::mock::stack_pan_api::PAN_SetRole.body =
154           [&stack_pan_role, &stack_pan_user_name, &stack_pan_nap_name](
155                   uint8_t role, std::string user_name, std::string nap_name) -> tPAN_RESULT {
156     stack_pan_role = role;
157     stack_pan_user_name = user_name;
158     stack_pan_nap_name = nap_name;
159     return PAN_SUCCESS;
160   };
161 
162   bta_sys_eir_register(BTA_SYS_EIR_CBACK);
163   BTA_PanSetRole(role, user_info, nap_info);
164 
165   // Wait for main thread to complete
166   sync_main_handler();
167 
168   ASSERT_EQ(1UL, events.size());
169   auto e = events.front();
170   events.pop_front();
171   ASSERT_EQ(BTA_PAN_SET_ROLE_EVT, e.event);
172   ASSERT_EQ(BTA_PAN_ROLE_PANU | BTA_PAN_ROLE_NAP, e.data.set_role.role);
173   ASSERT_EQ(BTA_PAN_SUCCESS, e.data.set_role.status);
174 
175   ASSERT_EQ(BTA_PAN_ROLE_PANU | BTA_PAN_ROLE_NAP, stack_pan_role);
176   ASSERT_THAT("TestPanUser", StrEq(stack_pan_user_name));
177   ASSERT_THAT("TestPanNap", StrEq(stack_pan_nap_name));
178 
179   test::mock::stack_pan_api::PAN_SetRole = {};
180 }
181 
182 constexpr size_t kBtaServiceNameLen = static_cast<size_t>(BTA_SERVICE_NAME_LEN);
183 
TEST_F(BtaPanRegisteredTest,BTA_PanSetRole_WithLongNames)184 TEST_F(BtaPanRegisteredTest, BTA_PanSetRole_WithLongNames) {
185   tBTA_PAN_ROLE role = BTA_PAN_ROLE_PANU | BTA_PAN_ROLE_NAP;
186   tBTA_PAN_ROLE_INFO user_info = {
187           .p_srv_name = std::string(200, 'A'),
188           .app_id = 12,
189   };
190   ASSERT_EQ(200UL, user_info.p_srv_name.size());
191 
192   tBTA_PAN_ROLE_INFO nap_info = {
193           .p_srv_name = std::string(201, 'A'),
194           .app_id = 34,
195   };
196   ASSERT_EQ(201UL, nap_info.p_srv_name.size());
197 
198   uint8_t stack_pan_role;
199   std::string stack_pan_user_name;
200   std::string stack_pan_nap_name;
201 
202   test::mock::stack_pan_api::PAN_SetRole.body =
203           [&stack_pan_role, &stack_pan_user_name, &stack_pan_nap_name](
204                   uint8_t role, std::string user_name, std::string nap_name) -> tPAN_RESULT {
205     stack_pan_role = role;
206     stack_pan_user_name = user_name;
207     stack_pan_nap_name = nap_name;
208     return PAN_SUCCESS;
209   };
210 
211   bta_sys_eir_register(BTA_SYS_EIR_CBACK);
212   BTA_PanSetRole(role, user_info, nap_info);
213 
214   // Wait for main thread to complete
215   sync_main_handler();
216 
217   ASSERT_EQ(1UL, events.size());
218   auto e = events.front();
219   events.pop_front();
220   ASSERT_EQ(BTA_PAN_SET_ROLE_EVT, e.event);
221   ASSERT_EQ(BTA_PAN_ROLE_PANU | BTA_PAN_ROLE_NAP, e.data.set_role.role);
222   ASSERT_EQ(BTA_PAN_SUCCESS, e.data.set_role.status);
223 
224   ASSERT_EQ(BTA_PAN_ROLE_PANU | BTA_PAN_ROLE_NAP, stack_pan_role);
225 
226   ASSERT_EQ(kBtaServiceNameLen, stack_pan_user_name.size());
227   ASSERT_EQ(kBtaServiceNameLen, stack_pan_nap_name.size());
228 
229   ASSERT_THAT(stack_pan_user_name, StrEq(std::string(kBtaServiceNameLen, 'A')));
230   ASSERT_THAT(stack_pan_user_name, StrEq("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"));
231   ASSERT_THAT(stack_pan_nap_name, StrEq(std::string(kBtaServiceNameLen, 'A')));
232   ASSERT_THAT(stack_pan_nap_name, StrEq("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"));
233 
234   test::mock::stack_pan_api::PAN_SetRole = {};
235 }
236