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| 1 // Copyright 2016 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 #include "device/vr/vr_service_impl.h" |
| 6 |
| 7 #include "base/message_loop/message_loop.h" |
| 8 #include "base/run_loop.h" |
| 9 #include "device/vr/test/fake_vr_device.h" |
| 10 #include "device/vr/test/fake_vr_device_provider.h" |
| 11 #include "device/vr/vr_device_manager.h" |
| 12 #include "device/vr/vr_service.mojom.h" |
| 13 #include "testing/gmock/include/gmock/gmock.h" |
| 14 |
| 15 using ::testing::_; |
| 16 using ::testing::Mock; |
| 17 |
| 18 namespace device { |
| 19 |
| 20 class MockVRServiceClient : public VRServiceClient { |
| 21 public: |
| 22 MOCK_METHOD1(OnDisplayChanged, void(const VRDisplay& display)); |
| 23 void OnDisplayChanged(VRDisplayPtr display) override { |
| 24 OnDisplayChanged(*display); |
| 25 last_display_ = std::move(display); |
| 26 } |
| 27 |
| 28 const VRDisplayPtr& LastDisplay() { return last_display_; } |
| 29 |
| 30 private: |
| 31 VRDisplayPtr last_display_; |
| 32 }; |
| 33 |
| 34 class VRServiceTestBinding { |
| 35 public: |
| 36 VRServiceTestBinding() { |
| 37 auto request = mojo::GetProxy(&service_ptr_); |
| 38 service_impl_.reset(new VRServiceImpl()); |
| 39 service_impl_->Bind(std::move(request)); |
| 40 |
| 41 VRServiceClientPtr client_ptr; |
| 42 client_binding_.reset(new mojo::Binding<VRServiceClient>( |
| 43 &mock_client_, mojo::GetProxy(&client_ptr))); |
| 44 service_impl_->SetClient(std::move(client_ptr)); |
| 45 } |
| 46 |
| 47 void Close() { |
| 48 service_ptr_.reset(); |
| 49 service_impl_.reset(); |
| 50 } |
| 51 |
| 52 MockVRServiceClient& client() { return mock_client_; } |
| 53 |
| 54 private: |
| 55 std::unique_ptr<VRServiceImpl> service_impl_; |
| 56 mojo::InterfacePtr<VRService> service_ptr_; |
| 57 |
| 58 MockVRServiceClient mock_client_; |
| 59 std::unique_ptr<mojo::Binding<VRServiceClient>> client_binding_; |
| 60 |
| 61 DISALLOW_COPY_AND_ASSIGN(VRServiceTestBinding); |
| 62 }; |
| 63 |
| 64 class VRServiceImplTest : public testing::Test { |
| 65 public: |
| 66 VRServiceImplTest() {} |
| 67 ~VRServiceImplTest() override {} |
| 68 |
| 69 protected: |
| 70 void SetUp() override { |
| 71 std::unique_ptr<FakeVRDeviceProvider> provider(new FakeVRDeviceProvider()); |
| 72 provider_ = provider.get(); |
| 73 device_manager_.reset(new VRDeviceManager(std::move(provider))); |
| 74 } |
| 75 |
| 76 void TearDown() override { base::RunLoop().RunUntilIdle(); } |
| 77 |
| 78 std::unique_ptr<VRServiceTestBinding> BindService() { |
| 79 return std::unique_ptr<VRServiceTestBinding>(new VRServiceTestBinding()); |
| 80 } |
| 81 |
| 82 size_t ServiceCount() { return device_manager_->services_.size(); } |
| 83 |
| 84 base::MessageLoop message_loop_; |
| 85 FakeVRDeviceProvider* provider_; |
| 86 std::unique_ptr<VRDeviceManager> device_manager_; |
| 87 |
| 88 DISALLOW_COPY_AND_ASSIGN(VRServiceImplTest); |
| 89 }; |
| 90 |
| 91 // Ensure that services are registered with the device manager as they are |
| 92 // created and removed from the device manager as their connections are closed. |
| 93 TEST_F(VRServiceImplTest, DeviceManagerRegistration) { |
| 94 EXPECT_EQ(0u, ServiceCount()); |
| 95 |
| 96 std::unique_ptr<VRServiceTestBinding> service_1 = BindService(); |
| 97 |
| 98 EXPECT_EQ(1u, ServiceCount()); |
| 99 |
| 100 std::unique_ptr<VRServiceTestBinding> service_2 = BindService(); |
| 101 |
| 102 EXPECT_EQ(2u, ServiceCount()); |
| 103 |
| 104 service_1->Close(); |
| 105 |
| 106 EXPECT_EQ(1u, ServiceCount()); |
| 107 |
| 108 service_2->Close(); |
| 109 |
| 110 EXPECT_EQ(0u, ServiceCount()); |
| 111 } |
| 112 |
| 113 // Ensure that DeviceChanged calls are dispatched to all active services. |
| 114 TEST_F(VRServiceImplTest, DeviceChangedDispatched) { |
| 115 std::unique_ptr<VRServiceTestBinding> service_1 = BindService(); |
| 116 std::unique_ptr<VRServiceTestBinding> service_2 = BindService(); |
| 117 |
| 118 EXPECT_CALL(service_1->client(), OnDisplayChanged(_)); |
| 119 EXPECT_CALL(service_2->client(), OnDisplayChanged(_)); |
| 120 |
| 121 std::unique_ptr<FakeVRDevice> device(new FakeVRDevice(provider_)); |
| 122 device_manager_->OnDeviceChanged(device->GetVRDevice()); |
| 123 |
| 124 base::RunLoop().RunUntilIdle(); |
| 125 |
| 126 EXPECT_EQ(device->id(), service_1->client().LastDisplay()->index); |
| 127 EXPECT_EQ(device->id(), service_2->client().LastDisplay()->index); |
| 128 } |
| 129 } |
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