Remove outdated devices from Android device chooser

device/bluetooth/bluetooth_adapter_mac_unittest.mm

 // 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 "base/bind.h"
 #include "base/memory/ref_counted.h"
 #include "base/test/test_simple_task_runner.h"
 #include "build/build_config.h"
 #include "device/bluetooth/bluetooth_adapter.h"
 #include "device/bluetooth/bluetooth_adapter_mac.h"
@@ skipping 61 matching lines @@
       CBAdvertisementDataIsConnectable : @(YES),
       CBAdvertisementDataServiceDataKey : [NSDictionary dictionary],
     };
     return [advertisement_data retain];
   }
 
   std::string GetHashAddress(CBPeripheral* peripheral) {
     return BluetoothLowEnergyDeviceMac::GetPeripheralHashAddress(peripheral);
   }
 
-  void SetDeviceTimeGreaterThanTimeout(BluetoothLowEnergyDeviceMac* device) {
-    device->last_update_time_.reset([[NSDate
-        dateWithTimeInterval:-(BluetoothAdapterMac::kDiscoveryTimeoutSec + 1)
-                   sinceDate:[NSDate date]] retain]);
-  }
-
   void AddLowEnergyDevice(BluetoothLowEnergyDeviceMac* device) {
     adapter_mac_->devices_.set(device->GetAddress(),
                                scoped_ptr<BluetoothDevice>(device));
   }
 
   int NumDevices() { return adapter_mac_->devices_.size(); }
 
   bool DevicePresent(CBPeripheral* peripheral) {
     BluetoothDevice* device = adapter_mac_->GetDevice(
         BluetoothLowEnergyDeviceMac::GetPeripheralHashAddress(peripheral));
     return (device != NULL);
   }
 
-  void RemoveTimedOutDevices() { adapter_mac_->RemoveTimedOutDevices(); }
-
   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 =
         (CBCentralManager*)mock_central_manager_.get();
     adapter_mac_->SetCentralManagerForTesting(centralManager);
@@ skipping 148 matching lines @@
   base::scoped_nsobject<NSDictionary> advertisement_data(
       CreateAdvertisementData());
 
   EXPECT_EQ(0, NumDevices());
   EXPECT_FALSE(DevicePresent(mock_peripheral));
   LowEnergyDeviceUpdated(mock_peripheral, advertisement_data, kTestRssi);
   EXPECT_EQ(1, NumDevices());
   EXPECT_TRUE(DevicePresent(mock_peripheral));
 }
 
-TEST_F(BluetoothAdapterMacTest, LowEnergyDeviceUpdatedOldDevice) {
-  if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
-    return;
-  base::scoped_nsobject<CBPeripheral> mock_peripheral(
-      CreateMockPeripheral(kTestNSUUID));
-  if (mock_peripheral.get() == nil)
-    return;
-  base::scoped_nsobject<NSDictionary> advertisement_data(
-      CreateAdvertisementData());
-
-  // Update the device for the first time and check it was correctly added to
-  // |devices_|.
-  EXPECT_EQ(0, NumDevices());
-  EXPECT_FALSE(DevicePresent(mock_peripheral));
-  LowEnergyDeviceUpdated(mock_peripheral, advertisement_data, kTestRssi);
-  EXPECT_EQ(1, NumDevices());
-  EXPECT_TRUE(DevicePresent(mock_peripheral));
-  // Search for the device by the address corresponding to |kTestNSUUID|.
-  BluetoothDeviceMac* device =
-      static_cast<BluetoothDeviceMac*>(GetDevice(kTestHashAddress));
-  base::scoped_nsobject<NSDate> first_update_time(
-      [device->GetLastUpdateTime() retain]);
-
-  // Update the device a second time. The device should be updated in
-  // |devices_| so check the time returned by GetLastUpdateTime() has increased.
-  LowEnergyDeviceUpdated(mock_peripheral, advertisement_data, kTestRssi);
-  EXPECT_EQ(1, NumDevices());
-  EXPECT_TRUE(DevicePresent(mock_peripheral));
-  device = static_cast<BluetoothDeviceMac*>(GetDevice(kTestHashAddress));
-  EXPECT_TRUE([device->GetLastUpdateTime() compare:first_update_time] ==
-              NSOrderedDescending);
-}
-
-TEST_F(BluetoothAdapterMacTest, UpdateDevicesRemovesLowEnergyDevice) {
-  if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
-    return;
-  base::scoped_nsobject<CBPeripheral> mock_peripheral(
-      CreateMockPeripheral(kTestNSUUID));
-  if (mock_peripheral.get() == nil)
-    return;
-  base::scoped_nsobject<NSDictionary> advertisement_data(
-      CreateAdvertisementData());
-
-  BluetoothLowEnergyDeviceMac* device = new BluetoothLowEnergyDeviceMac(
-      adapter_mac_, mock_peripheral, advertisement_data, kTestRssi);
-  SetDeviceTimeGreaterThanTimeout(device);
-
-  EXPECT_EQ(0, NumDevices());
-  AddLowEnergyDevice(device);
-  EXPECT_EQ(1, NumDevices());
-  EXPECT_TRUE(DevicePresent(mock_peripheral));
-
-  // Check that object pointed to by |device| is deleted by the adapter.
-  RemoveTimedOutDevices();
-  EXPECT_EQ(0, NumDevices());
-  EXPECT_FALSE(DevicePresent(mock_peripheral));
-}
-
 }  // namespace device