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| 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 #include "base/memory/scoped_ptr.h" |
| 6 #include "content/browser/vr/vr_device_provider.h" |
| 7 #include "content/browser/vr/vr_service.h" |
| 8 #include "content/browser/vr/vr_test_helpers.h" |
| 9 #include "testing/gtest/include/gtest/gtest.h" |
| 10 |
| 11 namespace content { |
| 12 |
| 13 using blink::WebVRDevice; |
| 14 |
| 15 class VRServiceTest : public testing::Test { |
| 16 protected: |
| 17 VRServiceTest(); |
| 18 ~VRServiceTest() override; |
| 19 |
| 20 void SetUp() override; |
| 21 |
| 22 protected: |
| 23 MockVRDeviceProvider* provider_; |
| 24 VRService* service_; |
| 25 |
| 26 DISALLOW_COPY_AND_ASSIGN(VRServiceTest); |
| 27 }; |
| 28 |
| 29 VRServiceTest::VRServiceTest() { |
| 30 |
| 31 } |
| 32 |
| 33 VRServiceTest::~VRServiceTest() { |
| 34 delete service_; |
| 35 } |
| 36 |
| 37 void VRServiceTest::SetUp() { |
| 38 provider_ = new MockVRDeviceProvider(); |
| 39 service_ = new VRService(provider_); |
| 40 } |
| 41 |
| 42 TEST_F(VRServiceTest, InitializationTest) { |
| 43 EXPECT_FALSE(provider_->IsInitialized()); |
| 44 |
| 45 // The VRService should initialize each of it's providers upon initialization. |
| 46 service_->Initialize(); |
| 47 EXPECT_TRUE(provider_->IsInitialized()); |
| 48 |
| 49 // Similarly, upon Shutdown it should shut down each of it's providers. |
| 50 service_->Shutdown(); |
| 51 EXPECT_FALSE(provider_->IsInitialized()); |
| 52 |
| 53 // Calling GetDevices should initialize the service if it hasn't been |
| 54 // initialized yet or has been shutdown. |
| 55 std::vector<blink::WebVRDevice> webvr_devices; |
| 56 service_->GetVRDevices(&webvr_devices); |
| 57 EXPECT_TRUE(provider_->IsInitialized()); |
| 58 } |
| 59 |
| 60 TEST_F(VRServiceTest, GetDevicesBasicTest) { |
| 61 service_->Initialize(); |
| 62 |
| 63 // Should successfully return zero devices when none are available. |
| 64 std::vector<blink::WebVRDevice> webvr_devices; |
| 65 service_->GetVRDevices(&webvr_devices); |
| 66 EXPECT_EQ((size_t)0, webvr_devices.size()); |
| 67 |
| 68 // GetDeviceByIndex should return NULL if an invalid index in queried. |
| 69 VRDevice* queried_device = service_->GetDevice(1); |
| 70 EXPECT_EQ(NULL, queried_device); |
| 71 |
| 72 scoped_ptr<MockVRDevice> device1(new MockVRDevice(provider_)); |
| 73 provider_->AddDevice(device1.get()); |
| 74 service_->GetVRDevices(&webvr_devices); |
| 75 // Should have successfully returned one device. |
| 76 EXPECT_EQ((size_t)1, webvr_devices.size()); |
| 77 // The WebVRDevice index should match the device id. |
| 78 EXPECT_EQ(webvr_devices[0].index, device1->id()); |
| 79 |
| 80 scoped_ptr<MockVRDevice> device2(new MockVRDevice(provider_)); |
| 81 provider_->AddDevice(device2.get()); |
| 82 service_->GetVRDevices(&webvr_devices); |
| 83 // Should have successfully returned two devices. |
| 84 EXPECT_EQ((size_t)2, webvr_devices.size()); |
| 85 // NOTE: Returned WebVRDevices are not required to be in any particular order. |
| 86 |
| 87 // Querying the WebVRDevice index should return the correct device. |
| 88 queried_device = service_->GetDevice(device1->id()); |
| 89 EXPECT_EQ(device1.get(), queried_device); |
| 90 queried_device = service_->GetDevice(device2->id()); |
| 91 EXPECT_EQ(device2.get(), queried_device); |
| 92 |
| 93 provider_->RemoveDevice(device1.get()); |
| 94 service_->GetVRDevices(&webvr_devices); |
| 95 // Should have successfully returned one device. |
| 96 EXPECT_EQ((size_t)1, webvr_devices.size()); |
| 97 // The WebVRDevice index should match the only remaining device id. |
| 98 EXPECT_EQ(webvr_devices[0].index, device2->id()); |
| 99 } |
| 100 |
| 101 } // namespace content |
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