bluetooth: Implement TxPower and RSSI of BluetoothAdvertisementData

content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.cc

 // Copyright 2015 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 "content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/format_macros.h"
 #include "base/location.h"
+#include "base/strings/string_number_conversions.h"
+#include "base/strings/string_split.h"
+#include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/thread_task_runner_handle.h"
 #include "device/bluetooth/bluetooth_adapter.h"
 #include "device/bluetooth/bluetooth_device.h"
 #include "device/bluetooth/bluetooth_discovery_session.h"
 #include "device/bluetooth/bluetooth_uuid.h"
 #include "device/bluetooth/test/mock_bluetooth_adapter.h"
 #include "device/bluetooth/test/mock_bluetooth_discovery_session.h"
 #include "device/bluetooth/test/mock_bluetooth_gatt_connection.h"
 #include "device/bluetooth/test/mock_bluetooth_gatt_notify_session.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
+using base::StringPiece;
 using device::BluetoothAdapter;
 using device::BluetoothDevice;
 using device::BluetoothGattCharacteristic;
 using device::BluetoothGattService;
 using device::BluetoothUUID;
 using device::MockBluetoothAdapter;
 using device::MockBluetoothDevice;
 using device::MockBluetoothDiscoverySession;
 using device::MockBluetoothGattCharacteristic;
 using device::MockBluetoothGattConnection;
@@ skipping 22 matching lines @@
 namespace {
 // Bluetooth UUIDs suitable to pass to BluetoothUUID().
 const char kBatteryServiceUUID[] = "180f";
 const char kGenericAccessServiceUUID[] = "1800";
 const char kGlucoseServiceUUID[] = "1808";
 const char kHeartRateServiceUUID[] = "180d";
 const char kHeartRateMeasurementUUID[] = "2a37";
 const char kBodySensorLocation[] = "2a38";
 const char kDeviceNameUUID[] = "2a00";
 
+const int kDefaultTxPower = -10;  // TxPower of a device broadcasting at 0.1mW.
+const int kDefaultRssi = -51;     // RSSI at 1m from a device broadcasting at
+                                  // 0.1mW.
+
 // Invokes Run() on the k-th argument of the function with no arguments.
 ACTION_TEMPLATE(RunCallback,
                 HAS_1_TEMPLATE_PARAMS(int, k),
                 AND_0_VALUE_PARAMS()) {
   return ::testing::get<k>(args).Run();
 }
 
 // Invokes Run() on the k-th argument of the function with 1 argument.
 ACTION_TEMPLATE(RunCallback,
                 HAS_1_TEMPLATE_PARAMS(int, k),
@@ skipping 59 matching lines @@
     return GetHeartRateAdapter();
   else if (fake_adapter_name == "FailingConnectionsAdapter")
     return GetFailingConnectionsAdapter();
   else if (fake_adapter_name == "FailingGATTOperationsAdapter")
     return GetFailingGATTOperationsAdapter();
   else if (fake_adapter_name == "SecondDiscoveryFindsHeartRateAdapter")
     return GetSecondDiscoveryFindsHeartRateAdapter();
   else if (fake_adapter_name == "")
     return NULL;
 
+  if (base::StartsWith(fake_adapter_name, "PowerValueAdapter",
+                       base::CompareCase::SENSITIVE)) {
+    std::vector<StringPiece> args =
+        base::SplitStringPiece(fake_adapter_name, ":", base::KEEP_WHITESPACE,
+                               base::SPLIT_WANT_NONEMPTY);
+    DCHECK(args[0] == "PowerValueAdapter");
+    DCHECK(args.size() == 3) << "Should contain AdapterName:TxPower:RSSI";
+
+    int tx_power;
+    base::StringToInt(args[1], &tx_power);
+    DCHECK(tx_power >= INT8_MIN && tx_power <= INT8_MAX)
+        << "Must be between [-128, 127]";
+    int rssi;
+    base::StringToInt(args[2], &rssi);
+    DCHECK(rssi >= INT8_MIN && rssi <= INT8_MAX)
+        << "Must be between [-128, 127]";
+    return GetPowerValueAdapter(tx_power, rssi);
+  }
+
+  if (base::StartsWith(fake_adapter_name, "PowerPresenceAdapter",
+                       base::CompareCase::SENSITIVE)) {
+    std::vector<StringPiece> args =
+        base::SplitStringPiece(fake_adapter_name, ":", base::KEEP_WHITESPACE,
+                               base::SPLIT_WANT_NONEMPTY);
+    DCHECK(args[0] == "PowerPresenceAdapter");
+    DCHECK(args.size() == 3)
+        << "Should contain AdapterName:TxPowerPresent:RSSIPResent";
+    DCHECK(args[1] == "true" || args[1] == "false");
+    DCHECK(args[2] == "true" || args[2] == "false");
+
+    return GetPowerPresenceAdapter(args[1] == "true" /* tx_power_present */,
+                                   args[2] == "true" /* rssi_present */);
+  }
+
   NOTREACHED() << fake_adapter_name;
   return NULL;
 }
 
 // Adapters
 
 // static
 scoped_refptr<NiceMockBluetoothAdapter>
 LayoutTestBluetoothAdapterProvider::GetBaseAdapter() {
   scoped_refptr<NiceMockBluetoothAdapter> adapter(
@@ skipping 94 matching lines @@
 
   ON_CALL(*adapter, StartDiscoverySessionWithFilterRaw(_, _, _))
       .WillByDefault(RunCallbackWithResult<1 /* success_callback */>(
           []() { return GetDiscoverySession(); }));
 
   return adapter.Pass();
 }
 
 // static
 scoped_refptr<NiceMockBluetoothAdapter>
+LayoutTestBluetoothAdapterProvider::GetPowerValueAdapter(int8_t tx_power,
+                                                         int8_t rssi) {
+  scoped_refptr<NiceMockBluetoothAdapter> adapter(GetEmptyAdapter());
+  scoped_ptr<NiceMockBluetoothDevice> device(GetHeartRateDevice(adapter.get()));
+
+  ON_CALL(*device, GetInquiryTxPower()).WillByDefault(Return(tx_power));
+  ON_CALL(*device, GetInquiryRSSI()).WillByDefault(Return(rssi));
+
+  adapter->AddMockDevice(device.Pass());
+
+  return adapter;
+}
+
+// static
+scoped_refptr<NiceMockBluetoothAdapter>
+LayoutTestBluetoothAdapterProvider::GetPowerPresenceAdapter(
+    bool tx_power_present,
+    bool rssi_present) {
+  // TODO(ortuno): RSSI Unknown and Tx Power Unknown should have different
+  // values. Add kUnknownTxPower when implemented: http://crbug.com/551572
+  int tx_power =
+      tx_power_present ? kDefaultTxPower : BluetoothDevice::kUnknownPower;
+  int rssi = rssi_present ? kDefaultRssi : BluetoothDevice::kUnknownPower;
+
+  return GetPowerValueAdapter(tx_power, rssi);
+}
+
+// static
+scoped_refptr<NiceMockBluetoothAdapter>
 LayoutTestBluetoothAdapterProvider::GetGlucoseHeartRateAdapter() {
   scoped_refptr<NiceMockBluetoothAdapter> adapter(GetEmptyAdapter());
 
   adapter->AddMockDevice(GetHeartRateDevice(adapter.get()));
   adapter->AddMockDevice(GetGlucoseDevice(adapter.get()));
 
   return adapter.Pass();
 }
 
 // Adds a device to |adapter| and notifies all observers about that new device.
@@ skipping 438 matching lines @@
   return base::StringPrintf("%08x-97e5-4cd7-b9f1-f5a427670c59", alias);
 }
 
 // static
 std::string LayoutTestBluetoothAdapterProvider::makeMACAddress(uint64_t addr) {
   return BluetoothDevice::CanonicalizeAddress(
       base::StringPrintf("%012" PRIx64, addr));
 }
 
 }  // namespace content