chrome/browser/vr/webxr_vr_secondary_views_browser_test.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/vr/test/mock_xr_device_hook_base.h"
#include "chrome/browser/vr/test/multi_class_browser_test.h"
#include "chrome/browser/vr/test/ui_utils.h"
#include "chrome/browser/vr/test/webxr_vr_browser_test.h"
#include "device/vr/buildflags/buildflags.h"

#if BUILDFLAG(ENABLE_OPENXR)

namespace vr {

namespace {

const float kIpd = 0.7f;

class MyXRMock : public MockXRDeviceHookBase {
 public:
  void OnFrameSubmitted(
      std::vector<device_test::mojom::ViewDataPtr> views,
      device_test::mojom::XRTestHook::OnFrameSubmittedCallback callback) final {
    frame_count_++;
    std::move(callback).Run();
  }

  void WaitGetDeviceConfig(
      device_test::mojom::XRTestHook::WaitGetDeviceConfigCallback callback)
      final {
    device_test::mojom::DeviceConfigPtr config =
        device_test::mojom::DeviceConfig::New();
    config->interpupillary_distance = kIpd;

    // Unused, but the mojom contract requires this to be set.
    config->projection_left =
        device_test::mojom::ProjectionRaw::New(0.1f, 0.2f, 0.3f, 0.4f);
    config->projection_right =
        device_test::mojom::ProjectionRaw::New(0.5f, 0.6f, 0.7f, 0.8f);

    std::move(callback).Run(std::move(config));
  }

  void WaitGetPresentingPose(
      device_test::mojom::XRTestHook::WaitGetPresentingPoseCallback callback)
      final {
    device_test::mojom::PoseFrameDataPtr pose =
        device_test::mojom::PoseFrameData::New();

    pose->device_to_origin = gfx::Transform();
    // Add a translation with the value of the current frame count.
    pose->device_to_origin->Translate3d(frame_count_, frame_count_,
                                        frame_count_);
    // Rotate about the Y-axis simiarly.
    pose->device_to_origin->RotateAboutYAxis(frame_count_);

    std::move(callback).Run(std::move(pose));
  }

 private:
  uint32_t frame_count_ = 0;
};

}  // namespace

// Tests secondary views in WebXR. This test requests the 'secondary-views'
// feature when requesting a session and verifies that secondary views are
// exposed. Secondary views are currently only supported in the OpenXR backend.
IN_PROC_BROWSER_TEST_F(WebXrVrOpenXrBrowserTest, TestSecondaryViews) {
  UiUtils::DisableFrameTimeoutForTesting();
  MyXRMock mock;

  LoadFileAndAwaitInitialization("test_openxr_secondary_views");
  EnterSessionWithUserGestureOrFail();

  WaitOnJavaScriptStep();
  AssertNoJavaScriptErrors();

  EndTest();
}

}  // namespace vr

#endif  // BUILDFLAG(ENABLE_OPENXR)