| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../resources/webxr_util.js"></script> |
| <script src="../resources/webxr_test_constants.js"></script> |
| |
| <script> |
| |
| function testUpdateRenderState(xrSession, deviceController, t, { gl, glLayer }) { |
| return new Promise((resolve, reject) => { |
| const baseLayer = new XRWebGLLayer(xrSession, gl); |
| const singleLayer = [ |
| new XRWebGLLayer(xrSession, gl), |
| ]; |
| const multipleLayers = [ |
| new XRWebGLLayer(xrSession, gl), |
| new XRWebGLLayer(xrSession, gl) |
| ]; |
| const duplicateLayers = [ |
| baseLayer, |
| new XRWebGLLayer(xrSession, gl), |
| baseLayer |
| ]; |
| const layersFeatureEnabled = xrSession.enabledFeatures.includes('layers'); |
| |
| t.step(() => { |
| assert_throws_dom('NotSupportedError', () => xrSession.updateRenderState({ baseLayer, layers: singleLayer }), "XRSession should throw an error when updating render state with both a baseLayer and layers set."); |
| }); |
| |
| t.step(() => { |
| const updateRenderStateMultilayer = () => xrSession.updateRenderState({ layers: multipleLayers }); |
| if (layersFeatureEnabled) { |
| try { |
| updateRenderStateMultilayer(); |
| } catch (err) { |
| reject("XRSession should support render state with multiple layers if the layers feature is enabled."); |
| } |
| } else { |
| assert_throws_dom('NotSupportedError', updateRenderStateMultilayer, "XRSession should be able to updateRenderState with multiple layers only if the layers feature is enabled."); |
| } |
| }); |
| |
| if (layersFeatureEnabled) { |
| t.step(() => { |
| assert_throws_js(TypeError, () => xrSession.updateRenderState({ layers: duplicateLayers }), "XRSession should throw a TypeError when updating render state with duplicate layers."); |
| }); |
| } |
| |
| t.step(() => { |
| navigator.xr.requestSession('inline', {}).then((otherSession) => { |
| const otherSessionLayer = [ new XRWebGLLayer(otherSession, gl) ]; |
| assert_throws_js(TypeError, () => xrSession.updateRenderState({ layers: otherSessionLayer }), "XRSession should throw a TypeError when updating render state with a layer created for a different session."); |
| resolve(); |
| }); |
| }); |
| }); |
| } |
| |
| xr_session_promise_test("Ensure XRSession throws appropriate errors when updating render state without layers feature enabled", |
| testUpdateRenderState, TRACKED_IMMERSIVE_DEVICE, 'immersive-vr', {}); |
| |
| xr_session_promise_test("Ensure XRSession throws appropriate errors when updating render state with layers feature enabled", |
| testUpdateRenderState, TRACKED_IMMERSIVE_DEVICE, 'immersive-vr', { requiredFeatures: ['layers'] }); |
| |
| </script> |
