The first 3 BluetoothTest.* unit tests now running on Mac as well.

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/memory/ref_counted.h"
 #include "base/test/test_simple_task_runner.h"
 #include "device/bluetooth/bluetooth_adapter.h"
 #include "device/bluetooth/bluetooth_adapter_mac.h"
 #include "device/bluetooth/bluetooth_discovery_session.h"
 #include "device/bluetooth/bluetooth_low_energy_device_mac.h"
@@ skipping 89 matching lines @@
   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() {
+  bool SetMockCentralManager(CBCentralManagerState desired_state) {
     if (!BluetoothAdapterMac::IsLowEnergyAvailable()) {
       LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";
       return false;
     }
     mock_central_manager_ = [[MockCentralManager alloc] init];
+    [mock_central_manager_ setState:desired_state];
     adapter_mac_->SetCentralManagerForTesting(mock_central_manager_);
     return true;
   }
 
   void AddDiscoverySession(BluetoothDiscoveryFilter* discovery_filter) {
     adapter_mac_->AddDiscoverySession(
         discovery_filter,
         base::Bind(&BluetoothAdapterMacTest::Callback, base::Unretained(this)),
         base::Bind(&BluetoothAdapterMacTest::ErrorCallback,
                    base::Unretained(this)));
@@ skipping 24 matching lines @@
   int callback_count_;
   int error_callback_count_;
 };
 
 TEST_F(BluetoothAdapterMacTest, Poll) {
   PollAdapter();
   EXPECT_FALSE(ui_task_runner_->GetPendingTasks().empty());
 }
 
 TEST_F(BluetoothAdapterMacTest, AddDiscoverySessionWithLowEnergyFilter) {
-  if (!SetMockCentralManager())
+  if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
     return;
   EXPECT_EQ(0, [mock_central_manager_ scanForPeripheralsCallCount]);
   EXPECT_EQ(0, NumDiscoverySessions());
 
   scoped_ptr<BluetoothDiscoveryFilter> discovery_filter(
       new BluetoothDiscoveryFilter(
           BluetoothDiscoveryFilter::Transport::TRANSPORT_LE));
   AddDiscoverySession(discovery_filter.get());
   EXPECT_EQ(1, callback_count_);
   EXPECT_EQ(0, error_callback_count_);
   EXPECT_EQ(1, NumDiscoverySessions());
 
   // Check that adding a discovery session resulted in
   // scanForPeripheralsWithServices being called on the Central Manager.
   EXPECT_EQ(1, [mock_central_manager_ scanForPeripheralsCallCount]);
 }
 
 // TODO(krstnmnlsn): Test changing the filter when adding the second discovery
 // session (once we have that ability).
 TEST_F(BluetoothAdapterMacTest, AddSecondDiscoverySessionWithLowEnergyFilter) {
-  if (!SetMockCentralManager())
+  if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
     return;
   scoped_ptr<BluetoothDiscoveryFilter> discovery_filter(
       new BluetoothDiscoveryFilter(
           BluetoothDiscoveryFilter::Transport::TRANSPORT_LE));
   AddDiscoverySession(discovery_filter.get());
   EXPECT_EQ(1, callback_count_);
   EXPECT_EQ(0, error_callback_count_);
   EXPECT_EQ(1, NumDiscoverySessions());
 
   // We replaced the success callback handed to AddDiscoverySession, so
   // |adapter_mac_| should remain in a discovering state indefinitely.
   EXPECT_TRUE(adapter_mac_->IsDiscovering());
 
   AddDiscoverySession(discovery_filter.get());
   EXPECT_EQ(2, [mock_central_manager_ scanForPeripheralsCallCount]);
   EXPECT_EQ(2, callback_count_);
   EXPECT_EQ(0, error_callback_count_);
   EXPECT_EQ(2, NumDiscoverySessions());
 }
 
 TEST_F(BluetoothAdapterMacTest, RemoveDiscoverySessionWithLowEnergyFilter) {
-  if (!SetMockCentralManager())
+  if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
     return;
   EXPECT_EQ(0, [mock_central_manager_ scanForPeripheralsCallCount]);
 
   scoped_ptr<BluetoothDiscoveryFilter> discovery_filter(
       new BluetoothDiscoveryFilter(
           BluetoothDiscoveryFilter::Transport::TRANSPORT_LE));
   AddDiscoverySession(discovery_filter.get());
   EXPECT_EQ(1, callback_count_);
   EXPECT_EQ(0, error_callback_count_);
   EXPECT_EQ(1, NumDiscoverySessions());
 
   EXPECT_EQ(0, [mock_central_manager_ stopScanCallCount]);
   RemoveDiscoverySession(discovery_filter.get());
   EXPECT_EQ(2, callback_count_);
   EXPECT_EQ(0, error_callback_count_);
   EXPECT_EQ(0, NumDiscoverySessions());
 
   // Check that removing the discovery session resulted in stopScan being called
   // on the Central Manager.
   EXPECT_EQ(1, [mock_central_manager_ stopScanCallCount]);
 }
 
 TEST_F(BluetoothAdapterMacTest, RemoveDiscoverySessionWithLowEnergyFilterFail) {
-  if (!SetMockCentralManager())
+  if (!SetMockCentralManager(CBCentralManagerStatePoweredOn))
     return;
   EXPECT_EQ(0, [mock_central_manager_ scanForPeripheralsCallCount]);
   EXPECT_EQ(0, [mock_central_manager_ stopScanCallCount]);
   EXPECT_EQ(0, NumDiscoverySessions());
 
   scoped_ptr<BluetoothDiscoveryFilter> discovery_filter(
       new BluetoothDiscoveryFilter(
           BluetoothDiscoveryFilter::Transport::TRANSPORT_LE));
   RemoveDiscoverySession(discovery_filter.get());
   EXPECT_EQ(0, callback_count_);
@@ skipping 71 matching lines @@
   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