Add DBus plumbing and tests for sending devices with ATT read/writes.

device/bluetooth/bluetooth_local_gatt_characteristic_unittest.cc

Index: device/bluetooth/bluetooth_local_gatt_characteristic_unittest.cc
diff --git a/device/bluetooth/bluetooth_local_gatt_characteristic_unittest.cc b/device/bluetooth/bluetooth_local_gatt_characteristic_unittest.cc
index 3523cd1cfebdf54a4dcf28481049cbc658a53201..6cebf6021d935bc32331191ca3465524278de3e2 100644
--- a/device/bluetooth/bluetooth_local_gatt_characteristic_unittest.cc
+++ b/device/bluetooth/bluetooth_local_gatt_characteristic_unittest.cc
@@ -16,6 +16,9 @@ class BluetoothLocalGattCharacteristicTest : public BluetoothGattServerTest {
     BluetoothGattServerTest::SetUp();
 
     StartGattSetup();
+    // We will need this device to use with simulating read/write attribute
+    // value events.
+    device_ = SimulateLowEnergyDevice(1);
     read_characteristic_ = BluetoothLocalGattCharacteristic::Create(
         BluetoothUUID(kTestUUIDGenericAttribute),
         device::BluetoothLocalGattCharacteristic::
@@ -48,16 +51,18 @@ class BluetoothLocalGattCharacteristicTest : public BluetoothGattServerTest {
   base::WeakPtr<BluetoothLocalGattCharacteristic> write_characteristic_;
   base::WeakPtr<BluetoothLocalGattCharacteristic> notify_characteristic_;
   base::WeakPtr<BluetoothLocalGattCharacteristic> indicate_characteristic_;
+  BluetoothDevice* device_;
 };
 
 #if defined(OS_CHROMEOS) || defined(OS_LINUX)
 TEST_F(BluetoothLocalGattCharacteristicTest, ReadLocalCharacteristicValue) {
   delegate_->value_to_write_ = 0x1337;
   SimulateLocalGattCharacteristicValueReadRequest(
-      read_characteristic_.get(), GetReadValueCallback(Call::EXPECTED),
+      device_, read_characteristic_.get(), GetReadValueCallback(Call::EXPECTED),
       GetCallback(Call::NOT_EXPECTED));
 
   EXPECT_EQ(delegate_->value_to_write_, GetInteger(last_read_value_));
+  EXPECT_EQ(device_->GetIdentifier(), delegate_->last_seen_device_);
 }
 #endif  // defined(OS_CHROMEOS) || defined(OS_LINUX)
 
@@ -65,10 +70,11 @@ TEST_F(BluetoothLocalGattCharacteristicTest, ReadLocalCharacteristicValue) {
 TEST_F(BluetoothLocalGattCharacteristicTest, WriteLocalCharacteristicValue) {
   const uint64_t kValueToWrite = 0x7331ul;
   SimulateLocalGattCharacteristicValueWriteRequest(
-      write_characteristic_.get(), GetValue(kValueToWrite),
+      device_, write_characteristic_.get(), GetValue(kValueToWrite),
       GetCallback(Call::EXPECTED), GetCallback(Call::NOT_EXPECTED));
 
   EXPECT_EQ(kValueToWrite, delegate_->last_written_value_);
+  EXPECT_EQ(device_->GetIdentifier(), delegate_->last_seen_device_);
 }
 #endif  // defined(OS_CHROMEOS) || defined(OS_LINUX)
 
@@ -77,10 +83,11 @@ TEST_F(BluetoothLocalGattCharacteristicTest, ReadLocalCharacteristicValueFail) {
   delegate_->value_to_write_ = 0x1337;
   delegate_->should_fail_ = true;
   SimulateLocalGattCharacteristicValueReadRequest(
-      read_characteristic_.get(), GetReadValueCallback(Call::NOT_EXPECTED),
-      GetCallback(Call::EXPECTED));
+      device_, read_characteristic_.get(),
+      GetReadValueCallback(Call::NOT_EXPECTED), GetCallback(Call::EXPECTED));
 
   EXPECT_NE(delegate_->value_to_write_, GetInteger(last_read_value_));
+  EXPECT_NE(device_->GetIdentifier(), delegate_->last_seen_device_);
 }
 #endif  // defined(OS_CHROMEOS) || defined(OS_LINUX)
 
@@ -89,10 +96,11 @@ TEST_F(BluetoothLocalGattCharacteristicTest,
        ReadLocalCharacteristicValueWrongPermission) {
   delegate_->value_to_write_ = 0x1337;
   SimulateLocalGattCharacteristicValueReadRequest(
-      write_characteristic_.get(), GetReadValueCallback(Call::NOT_EXPECTED),
-      GetCallback(Call::EXPECTED));
+      device_, write_characteristic_.get(),
+      GetReadValueCallback(Call::NOT_EXPECTED), GetCallback(Call::EXPECTED));
 
   EXPECT_NE(delegate_->value_to_write_, GetInteger(last_read_value_));
+  EXPECT_NE(device_->GetIdentifier(), delegate_->last_seen_device_);
 }
 #endif  // defined(OS_CHROMEOS) || defined(OS_LINUX)
 
@@ -102,10 +110,11 @@ TEST_F(BluetoothLocalGattCharacteristicTest,
   const uint64_t kValueToWrite = 0x7331ul;
   delegate_->should_fail_ = true;
   SimulateLocalGattCharacteristicValueWriteRequest(
-      write_characteristic_.get(), GetValue(kValueToWrite),
+      device_, write_characteristic_.get(), GetValue(kValueToWrite),
       GetCallback(Call::NOT_EXPECTED), GetCallback(Call::EXPECTED));
 
   EXPECT_NE(kValueToWrite, delegate_->last_written_value_);
+  EXPECT_NE(device_->GetIdentifier(), delegate_->last_seen_device_);
 }
 #endif  // defined(OS_CHROMEOS) || defined(OS_LINUX)
 
@@ -114,10 +123,11 @@ TEST_F(BluetoothLocalGattCharacteristicTest,
        WriteLocalCharacteristicValueWrongPermission) {
   const uint64_t kValueToWrite = 0x7331ul;
   SimulateLocalGattCharacteristicValueWriteRequest(
-      read_characteristic_.get(), GetValue(kValueToWrite),
+      device_, read_characteristic_.get(), GetValue(kValueToWrite),
       GetCallback(Call::NOT_EXPECTED), GetCallback(Call::EXPECTED));
 
   EXPECT_NE(kValueToWrite, delegate_->last_written_value_);
+  EXPECT_NE(device_->GetIdentifier(), delegate_->last_seen_device_);
 }
 #endif  // defined(OS_CHROMEOS) || defined(OS_LINUX)