forked from chromium/chromium
-
Notifications
You must be signed in to change notification settings - Fork 0
/
bluetooth_adapter_mac_unittest.mm
317 lines (269 loc) · 11.5 KB
/
bluetooth_adapter_mac_unittest.mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "device/bluetooth/bluetooth_adapter_mac.h"
#import <Foundation/Foundation.h>
#include <memory>
#include "base/bind.h"
#include "base/memory/ptr_util.h"
#include "base/memory/ref_counted.h"
#include "base/test/bind_test_util.h"
#include "base/test/test_simple_task_runner.h"
#include "build/build_config.h"
#include "device/bluetooth/bluetooth_adapter.h"
#include "device/bluetooth/bluetooth_common.h"
#include "device/bluetooth/bluetooth_discovery_session.h"
#include "device/bluetooth/bluetooth_discovery_session_outcome.h"
#import "device/bluetooth/bluetooth_low_energy_device_mac.h"
#import "device/bluetooth/test/mock_bluetooth_cbperipheral_mac.h"
#import "device/bluetooth/test/mock_bluetooth_central_manager_mac.h"
#import "device/bluetooth/test/test_bluetooth_adapter_observer.h"
#include "testing/gtest/include/gtest/gtest.h"
#import "third_party/ocmock/OCMock/OCMock.h"
#if defined(OS_IOS)
#import <CoreBluetooth/CoreBluetooth.h>
#else // !defined(OS_IOS)
#import <IOBluetooth/IOBluetooth.h>
#endif // defined(OS_IOS)
// List of undocumented IOBluetooth APIs used for BluetoothAdapterMac.
extern "C" {
int IOBluetoothPreferenceGetControllerPowerState();
void IOBluetoothPreferenceSetControllerPowerState(int state);
}
namespace {
// |kTestHashAddress| is the hash corresponding to identifier |kTestNSUUID|.
const char kTestNSUUID[] = "00000000-1111-2222-3333-444444444444";
const char kTestHashAddress[] = "D1:6F:E3:22:FD:5B";
const int kTestRssi = 0;
} // namespace
namespace device {
class BluetoothAdapterMacTest : public testing::Test {
public:
BluetoothAdapterMacTest()
: ui_task_runner_(new base::TestSimpleTaskRunner()),
adapter_(new BluetoothAdapterMac()),
adapter_mac_(static_cast<BluetoothAdapterMac*>(adapter_.get())),
observer_(adapter_),
callback_count_(0),
error_callback_count_(0) {
adapter_mac_->InitForTest(ui_task_runner_);
}
// Helper methods for setup and access to BluetoothAdapterMacTest's members.
void PollAdapter() { adapter_mac_->PollAdapter(); }
void SetHostControllerPowerFunction(bool powered) {
adapter_mac_->SetHostControllerStateFunctionForTesting(
base::BindLambdaForTesting([powered] {
BluetoothAdapterMac::HostControllerState state;
state.classic_powered = powered;
return state;
}));
}
void LowEnergyDeviceUpdated(CBPeripheral* peripheral,
NSDictionary* advertisement_data,
int rssi) {
adapter_mac_->LowEnergyDeviceUpdated(peripheral, advertisement_data, rssi);
}
BluetoothDevice* GetDevice(const std::string& address) {
return adapter_->GetDevice(address);
}
CBPeripheral* CreateMockPeripheral(const char* identifier) {
if (!BluetoothAdapterMac::IsLowEnergyAvailable()) {
LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";
return nil;
}
base::scoped_nsobject<MockCBPeripheral> mock_peripheral(
[[MockCBPeripheral alloc] initWithUTF8StringIdentifier:identifier]);
return [[mock_peripheral peripheral] retain];
}
NSDictionary* AdvertisementData() {
NSDictionary* advertisement_data = @{
CBAdvertisementDataIsConnectable : @(YES),
CBAdvertisementDataServiceDataKey : [NSDictionary dictionary],
};
return [advertisement_data retain];
}
std::string GetHashAddress(CBPeripheral* peripheral) {
return BluetoothLowEnergyDeviceMac::GetPeripheralHashAddress(peripheral);
}
int NumDevices() { return adapter_mac_->devices_.size(); }
bool DevicePresent(CBPeripheral* peripheral) {
BluetoothDevice* device = adapter_mac_->GetDevice(
BluetoothLowEnergyDeviceMac::GetPeripheralHashAddress(peripheral));
return (device != NULL);
}
bool SetMockCentralManager(CBCentralManagerState desired_state) {
if (!BluetoothAdapterMac::IsLowEnergyAvailable()) {
LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";
return false;
}
mock_central_manager_.reset([[MockCentralManager alloc] init]);
[mock_central_manager_ setState:desired_state];
CBCentralManager* centralManager =
static_cast<CBCentralManager*>(mock_central_manager_.get());
adapter_mac_->SetCentralManagerForTesting(centralManager);
return true;
}
void AddDiscoverySession(BluetoothDiscoveryFilter* discovery_filter) {
adapter_mac_->AddDiscoverySession(
discovery_filter,
base::Bind(&BluetoothAdapterMacTest::Callback, base::Unretained(this)),
base::Bind(&BluetoothAdapterMacTest::DiscoveryErrorCallback,
base::Unretained(this)));
}
void RemoveDiscoverySession(BluetoothDiscoveryFilter* discovery_filter) {
adapter_mac_->RemoveDiscoverySession(
discovery_filter,
base::Bind(&BluetoothAdapterMacTest::Callback, base::Unretained(this)),
base::Bind(&BluetoothAdapterMacTest::DiscoveryErrorCallback,
base::Unretained(this)));
}
int NumDiscoverySessions() { return adapter_mac_->num_discovery_sessions_; }
// Generic callbacks.
void Callback() { ++callback_count_; }
void ErrorCallback() { ++error_callback_count_; }
void DiscoveryErrorCallback(UMABluetoothDiscoverySessionOutcome) {
++error_callback_count_;
}
protected:
scoped_refptr<base::TestSimpleTaskRunner> ui_task_runner_;
scoped_refptr<BluetoothAdapter> adapter_;
BluetoothAdapterMac* adapter_mac_;
TestBluetoothAdapterObserver observer_;
// Owned by |adapter_mac_|.
base::scoped_nsobject<MockCentralManager> mock_central_manager_;
int callback_count_;
int error_callback_count_;
};
// Test if private IOBluetooth APIs are callable on all supported macOS
// versions.
TEST_F(BluetoothAdapterMacTest, IOBluetoothPrivateAPIs) {
// Obtain current power state, toggle it, and reset it to it's original value.
int previous_state = IOBluetoothPreferenceGetControllerPowerState();
IOBluetoothPreferenceSetControllerPowerState(!previous_state);
IOBluetoothPreferenceSetControllerPowerState(previous_state);
}
TEST_F(BluetoothAdapterMacTest, Poll) {
PollAdapter();
EXPECT_TRUE(ui_task_runner_->HasPendingTask());
}
TEST_F(BluetoothAdapterMacTest, PollAndChangePower) {
// By default the adapter is powered off, check that this expectation matches
// reality.
EXPECT_FALSE(adapter_mac_->IsPowered());
EXPECT_EQ(0, observer_.powered_changed_count());
SetHostControllerPowerFunction(true);
PollAdapter();
EXPECT_TRUE(ui_task_runner_->HasPendingTask());
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(1, observer_.powered_changed_count());
EXPECT_TRUE(observer_.last_powered());
EXPECT_TRUE(adapter_mac_->IsPowered());
SetHostControllerPowerFunction(false);
PollAdapter();
EXPECT_TRUE(ui_task_runner_->HasPendingTask());
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(2, observer_.powered_changed_count());
EXPECT_FALSE(observer_.last_powered());
EXPECT_FALSE(adapter_mac_->IsPowered());
}
TEST_F(BluetoothAdapterMacTest, AddDiscoverySessionWithLowEnergyFilter) {
if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
return;
EXPECT_EQ(0, [mock_central_manager_ scanForPeripheralsCallCount]);
EXPECT_EQ(0, NumDiscoverySessions());
std::unique_ptr<BluetoothDiscoveryFilter> discovery_filter(
new BluetoothDiscoveryFilter(BLUETOOTH_TRANSPORT_LE));
AddDiscoverySession(discovery_filter.get());
EXPECT_TRUE(ui_task_runner_->HasPendingTask());
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(1, callback_count_);
EXPECT_EQ(0, error_callback_count_);
EXPECT_EQ(1, NumDiscoverySessions());
// Check that adding a discovery session resulted in
// scanForPeripheralsWithServices being called on the Central Manager.
EXPECT_EQ(1, [mock_central_manager_ scanForPeripheralsCallCount]);
}
// TODO(krstnmnlsn): Test changing the filter when adding the second discovery
// session (once we have that ability).
TEST_F(BluetoothAdapterMacTest, AddSecondDiscoverySessionWithLowEnergyFilter) {
if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
return;
std::unique_ptr<BluetoothDiscoveryFilter> discovery_filter(
new BluetoothDiscoveryFilter(BLUETOOTH_TRANSPORT_LE));
AddDiscoverySession(discovery_filter.get());
EXPECT_TRUE(ui_task_runner_->HasPendingTask());
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(1, callback_count_);
EXPECT_EQ(0, error_callback_count_);
EXPECT_EQ(1, NumDiscoverySessions());
// We replaced the success callback handed to AddDiscoverySession, so
// |adapter_mac_| should remain in a discovering state indefinitely.
EXPECT_TRUE(adapter_mac_->IsDiscovering());
AddDiscoverySession(discovery_filter.get());
EXPECT_TRUE(ui_task_runner_->HasPendingTask());
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(2, [mock_central_manager_ scanForPeripheralsCallCount]);
EXPECT_EQ(2, callback_count_);
EXPECT_EQ(0, error_callback_count_);
EXPECT_EQ(2, NumDiscoverySessions());
}
TEST_F(BluetoothAdapterMacTest, RemoveDiscoverySessionWithLowEnergyFilter) {
if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
return;
EXPECT_EQ(0, [mock_central_manager_ scanForPeripheralsCallCount]);
std::unique_ptr<BluetoothDiscoveryFilter> discovery_filter(
new BluetoothDiscoveryFilter(BLUETOOTH_TRANSPORT_LE));
AddDiscoverySession(discovery_filter.get());
EXPECT_TRUE(ui_task_runner_->HasPendingTask());
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(1, callback_count_);
EXPECT_EQ(0, error_callback_count_);
EXPECT_EQ(1, NumDiscoverySessions());
EXPECT_EQ(0, [mock_central_manager_ stopScanCallCount]);
RemoveDiscoverySession(discovery_filter.get());
EXPECT_EQ(2, callback_count_);
EXPECT_EQ(0, error_callback_count_);
EXPECT_EQ(0, NumDiscoverySessions());
// Check that removing the discovery session resulted in stopScan being called
// on the Central Manager.
EXPECT_EQ(1, [mock_central_manager_ stopScanCallCount]);
}
TEST_F(BluetoothAdapterMacTest, RemoveDiscoverySessionWithLowEnergyFilterFail) {
if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
return;
EXPECT_EQ(0, [mock_central_manager_ scanForPeripheralsCallCount]);
EXPECT_EQ(0, [mock_central_manager_ stopScanCallCount]);
EXPECT_EQ(0, NumDiscoverySessions());
std::unique_ptr<BluetoothDiscoveryFilter> discovery_filter(
new BluetoothDiscoveryFilter(BLUETOOTH_TRANSPORT_LE));
RemoveDiscoverySession(discovery_filter.get());
EXPECT_EQ(0, callback_count_);
EXPECT_EQ(1, error_callback_count_);
EXPECT_EQ(0, NumDiscoverySessions());
// Check that stopScan was not called.
EXPECT_EQ(0, [mock_central_manager_ stopScanCallCount]);
}
TEST_F(BluetoothAdapterMacTest, CheckGetPeripheralHashAddress) {
if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
return;
base::scoped_nsobject<CBPeripheral> mock_peripheral(
CreateMockPeripheral(kTestNSUUID));
if (!mock_peripheral)
return;
EXPECT_EQ(kTestHashAddress, GetHashAddress(mock_peripheral));
}
TEST_F(BluetoothAdapterMacTest, LowEnergyDeviceUpdatedNewDevice) {
if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
return;
base::scoped_nsobject<CBPeripheral> mock_peripheral(
CreateMockPeripheral(kTestNSUUID));
if (!mock_peripheral)
return;
base::scoped_nsobject<NSDictionary> advertisement_data(AdvertisementData());
EXPECT_EQ(0, NumDevices());
EXPECT_FALSE(DevicePresent(mock_peripheral));
LowEnergyDeviceUpdated(mock_peripheral, advertisement_data, kTestRssi);
EXPECT_EQ(1, NumDevices());
EXPECT_TRUE(DevicePresent(mock_peripheral));
}
} // namespace device