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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/bluetooth/bluetooth_device_chooser_controller.h"
#include "device/bluetooth/bluetooth_discovery_filter.h"
#include "testing/gtest/include/gtest/gtest.h"
constexpr char kHeartRateUUIDString[] = "0000180d-0000-1000-8000-00805f9b34fb";
constexpr char kBatteryServiceUUIDString[] =
"0000180f-0000-1000-8000-00805f9b34fb";
namespace content {
class BluetoothDeviceChooserControllerTest : public testing::Test {};
TEST_F(BluetoothDeviceChooserControllerTest, CalculateSignalStrengthLevel) {
EXPECT_EQ(
0, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-128));
EXPECT_EQ(
0, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-84));
EXPECT_EQ(
1, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-83));
EXPECT_EQ(
1, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-77));
EXPECT_EQ(
2, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-76));
EXPECT_EQ(
2, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-69));
EXPECT_EQ(
3, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-68));
EXPECT_EQ(
3, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-58));
EXPECT_EQ(
4, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(-57));
EXPECT_EQ(
4, BluetoothDeviceChooserController::CalculateSignalStrengthLevel(127));
}
TEST_F(BluetoothDeviceChooserControllerTest, ComputeScanFilterTest) {
// No supported OS level filters have a name prefix filter. Since filters are
// unioned we must not filter any devices if we have a name prefix filter.
{
auto filter = blink::mojom::WebBluetoothLeScanFilter::New();
filter->name_prefix = "test name prefix";
std::vector<blink::mojom::WebBluetoothLeScanFilterPtr> scan_filters;
scan_filters.emplace_back(std::move(filter));
std::unique_ptr<device::BluetoothDiscoveryFilter> resulting_filter =
BluetoothDeviceChooserController::ComputeScanFilter(
std::move(scan_filters));
const base::flat_set<device::BluetoothDiscoveryFilter::DeviceInfoFilter>*
device_info_filters = resulting_filter->GetDeviceFilters();
EXPECT_TRUE(device_info_filters->empty());
}
// Ensures ComputeScanFilter adds all UUIDs to the BluetoothDiscoveryFilter
// that it creates
{
std::vector<device::BluetoothUUID> services;
services.emplace_back(device::BluetoothUUID(kHeartRateUUIDString));
services.emplace_back(device::BluetoothUUID(kBatteryServiceUUIDString));
auto filter = blink::mojom::WebBluetoothLeScanFilter::New();
filter->services = std::move(services);
std::vector<blink::mojom::WebBluetoothLeScanFilterPtr> scan_filters;
scan_filters.emplace_back(std::move(filter));
std::unique_ptr<device::BluetoothDiscoveryFilter> resulting_filter =
BluetoothDeviceChooserController::ComputeScanFilter(
std::move(scan_filters));
const base::flat_set<device::BluetoothDiscoveryFilter::DeviceInfoFilter>*
device_info_filters = resulting_filter->GetDeviceFilters();
EXPECT_TRUE(device_info_filters->begin()->uuids.contains(
device::BluetoothUUID(kHeartRateUUIDString)));
EXPECT_TRUE(device_info_filters->begin()->uuids.contains(
device::BluetoothUUID(kBatteryServiceUUIDString)));
EXPECT_TRUE(device_info_filters->begin()->name.empty());
}
// Ensures ComputeScanFilter adds the correct name to the
// BluetoothDiscoveryFilter that it creates
{
auto filter = blink::mojom::WebBluetoothLeScanFilter::New();
filter->name = "test name";
std::vector<blink::mojom::WebBluetoothLeScanFilterPtr> scan_filters;
scan_filters.emplace_back(std::move(filter));
std::unique_ptr<device::BluetoothDiscoveryFilter> resulting_filter =
BluetoothDeviceChooserController::ComputeScanFilter(
std::move(scan_filters));
const base::flat_set<device::BluetoothDiscoveryFilter::DeviceInfoFilter>*
device_info_filters = resulting_filter->GetDeviceFilters();
EXPECT_TRUE(device_info_filters->begin()->uuids.empty());
EXPECT_EQ(device_info_filters->begin()->name, "test name");
}
// Ensures ComputeScanFilter adds both the name and the UUIDs to the
// BluetoothDiscoveryFilter that it creates
{
std::vector<device::BluetoothUUID> services;
services.emplace_back(device::BluetoothUUID(kHeartRateUUIDString));
services.emplace_back(device::BluetoothUUID(kBatteryServiceUUIDString));
auto filter = blink::mojom::WebBluetoothLeScanFilter::New();
filter->services = std::move(services);
filter->name = "test name";
std::vector<blink::mojom::WebBluetoothLeScanFilterPtr> scan_filters;
scan_filters.emplace_back(std::move(filter));
std::unique_ptr<device::BluetoothDiscoveryFilter> resulting_filter =
BluetoothDeviceChooserController::ComputeScanFilter(
std::move(scan_filters));
const base::flat_set<device::BluetoothDiscoveryFilter::DeviceInfoFilter>*
device_info_filters = resulting_filter->GetDeviceFilters();
EXPECT_TRUE(device_info_filters->begin()->uuids.contains(
device::BluetoothUUID(kHeartRateUUIDString)));
EXPECT_TRUE(device_info_filters->begin()->uuids.contains(
device::BluetoothUUID(kBatteryServiceUUIDString)));
EXPECT_EQ(device_info_filters->begin()->name, "test name");
}
// Ensures we will not filter any devices if we have at least one
// name_prefix only filter even with other filters present.
{
std::vector<device::BluetoothUUID> services;
services.emplace_back(device::BluetoothUUID(kHeartRateUUIDString));
std::vector<device::BluetoothUUID> services2;
services2.emplace_back(device::BluetoothUUID(kBatteryServiceUUIDString));
auto filter = blink::mojom::WebBluetoothLeScanFilter::New();
filter->services = std::move(services);
filter->name = "test name";
auto prefix_filter = blink::mojom::WebBluetoothLeScanFilter::New();
prefix_filter->name_prefix = "test name prefix";
auto filter2 = blink::mojom::WebBluetoothLeScanFilter::New();
filter2->services = std::move(services2);
filter2->name = "test name2";
std::vector<blink::mojom::WebBluetoothLeScanFilterPtr> scan_filters;
scan_filters.emplace_back(std::move(filter));
scan_filters.emplace_back(std::move(prefix_filter));
std::unique_ptr<device::BluetoothDiscoveryFilter> resulting_filter =
BluetoothDeviceChooserController::ComputeScanFilter(
std::move(scan_filters));
const base::flat_set<device::BluetoothDiscoveryFilter::DeviceInfoFilter>*
device_info_filters = resulting_filter->GetDeviceFilters();
EXPECT_TRUE(device_info_filters->empty());
}
}
} // namespace content
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