| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="../vr/resources/fake-vr-displays.js"></script> |
| <script src="file:///gen/layout_test_data/mojo/public/js/mojo_bindings.js"></script> |
| <script src="file:///gen/device/vr/vr_service.mojom.js"></script> |
| <script src="../vr/resources/mock-vr-service.js"></script> |
| <canvas id="webgl-canvas"></canvas> |
| <script src="../vr/resources/presentation-setup.js"></script> |
| <script> |
| let fakeDisplays = fakeVRDisplays(); |
| |
| xr_session_test( (t, session) => { |
| // Session must have a baseLayer or frame requests will be ignored. |
| let webglLayer = new XRWebGLLayer(session, gl); |
| |
| function onBadFrame(time, vrFrame) { |
| t.step( () => { |
| assert_unreached("Callback registered without layer was called"); |
| }); |
| t.done(); |
| } |
| |
| function onGoodFrame(time, vrFrame) { |
| t.done(); |
| } |
| |
| // This callback shouldn't be allowed to register, since the session doesn't |
| // have a baseLayer when this call is made. |
| let badHandle = session.requestAnimationFrame(onBadFrame); |
| |
| t.step( () => { |
| assert_equals(badHandle, 0); |
| }); |
| |
| // Once the base layer is set the callback should be allowed. |
| session.baseLayer = webglLayer; |
| |
| let goodHandle = session.requestAnimationFrame(onGoodFrame); |
| |
| t.step( () => { |
| assert_not_equals(goodHandle, 0); |
| }); |
| }, fakeDisplays["Pixel"], { exclusive: true }, |
| "XRSession requestAnimationFrame must fail if the session has no baseLayer"); |
| |
| </script> |
