device/bluetooth/test/bluetooth_test.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_H_
   6 #define DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/message_loop/message_loop.h"
  10 #include "device/bluetooth/bluetooth_adapter.h"
  11 #include "device/bluetooth/bluetooth_discovery_session.h"
  12 #include "testing/gtest/include/gtest/gtest.h"
  13
  14 namespace device {
  15
  16 class BluetoothAdapter;
  17
  18 // A test fixture for Bluetooth that abstracts platform specifics for creating
  19 // and controlling fake low level objects.
  20 //
  21 // Subclasses on each platform implement this, and are then typedef-ed to
  22 // BluetoothTest.
  23 class BluetoothTestBase : public testing::Test {
  24  public:
  25   static const std::string kTestAdapterName;
  26   static const std::string kTestAdapterAddress;
  27
  28   BluetoothTestBase();
  29   ~BluetoothTestBase() override;
  30
  31   // Initializes the BluetoothAdapter |adapter_| with the system adapter.
  32   virtual void InitWithDefaultAdapter(){};
  33
  34   // Initializes the BluetoothAdapter |adapter_| with the system adapter forced
  35   // to be ignored as if it did not exist. This enables tests for when an
  36   // adapter is not present on the system.
  37   virtual void InitWithoutDefaultAdapter(){};
  38
  39   // Initializes the BluetoothAdapter |adapter_| with a fake adapter that can be
  40   // controlled by this test fixture.
  41   virtual void InitWithFakeAdapter(){};
  42
  43   // Create a fake Low Energy device and discover it.
  44   // |device_ordinal| selects between multiple fake device data sets to produce.
  45   //   1: AA:00:00:00:00:01 with simple default values.
  46   //   2: AA:00:00:00:00:01 with different advertised Service UUIDs vs 1.
  47   //   3: AA:00:00:00:00:01 with empty name, empty UUIDs.
  48   //   4: BB:00:00:00:00:02 with empty name, empty UUIDs.
  49   virtual void DiscoverLowEnergyDevice(int device_ordinal){};
  50
  51   // Callbacks that increment |callback_count_|, |error_callback_count_|:
  52   void Callback();
  53   void DiscoverySessionCallback(scoped_ptr<BluetoothDiscoverySession>);
  54   void ErrorCallback();
  55
  56   // Accessors to get callbacks bound to this fixture:
  57   base::Closure GetCallback();
  58   BluetoothAdapter::DiscoverySessionCallback GetDiscoverySessionCallback();
  59   BluetoothAdapter::ErrorCallback GetErrorCallback();
  60
  61   // A Message loop is required by some implementations that will PostTasks and
  62   // by base::RunLoop().RunUntilIdle() use in this fixuture.
  63   base::MessageLoop message_loop_;
  64
  65   scoped_refptr<BluetoothAdapter> adapter_;
  66   ScopedVector<BluetoothDiscoverySession> discovery_sessions_;
  67   int callback_count_ = 0;
  68   int error_callback_count_ = 0;
  69   bool run_message_loop_to_wait_for_callbacks_ = true;
  70 };
  71
  72 }  // namespace device
  73
  74 #endif  // DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_H_