Creating a CBCentralManager mock for all tests.

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 233 matching lines @@
   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<id> mock_peripheral(CreateMockPeripheral(kTestNSUUID));
   if (mock_peripheral.get() == nil)
     return;
   EXPECT_EQ(kTestHashAddress, GetHashAddress(mock_peripheral));
 }
 
 TEST_F(BluetoothAdapterMacTest, LowEnergyDeviceUpdatedNewDevice) {
+  if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
+    return;
   base::scoped_nsobject<id> mock_peripheral(CreateMockPeripheral(kTestNSUUID));
   if (mock_peripheral.get() == nil)
     return;
   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<id> 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));
@@ skipping 10 matching lines @@
   // |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<id> 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