xrSession_viewer_referenceSpace.https.html

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This test has a WPT meta file that expects 4 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /webxr/xrSession_viewer_referenceSpace.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<body>

  <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>

    let immersiveTestName =

      "Identity reference space provides correct poses for immersive sessions";

    let inlineTestName =

      "Identity reference space provides correct poses for inline sessions";

    let fakeDeviceInitParams = TRACKED_IMMERSIVE_DEVICE;

    let testFunction = function(session, fakeDeviceController, t) {

      return session.requestReferenceSpace('viewer')

        .then((referenceSpace) => new Promise((resolve, reject) => {

          let counter = 0;

          function onFrame(time, xrFrame) {

            session.requestAnimationFrame(onFrame);

            if (counter == 0) {

              t.step( () => {

                // Expect to always get a pose, even if none has been supplied.

                let pose = xrFrame.getViewerPose(referenceSpace);

                assert_not_equals(pose, null);

                let poseMatrix = pose.transform.matrix;

                assert_not_equals(poseMatrix, null);

                for(let i = 0; i < poseMatrix.length; i++) {

                  // "0 +" is to accept -0 which is equivalent to 0 in the

                  // matrix.

                  assert_equals(0 + poseMatrix[i], IDENTITY_MATRIX[i]);

                fakeDeviceController.setViewerOrigin(VALID_POSE_TRANSFORM);

});

            } else {

              t.step( () => {

                // Assert that the identity matrix is always given as the pose

                // even when a valid pose is set by the device.

                let pose = xrFrame.getViewerPose(referenceSpace);

                assert_not_equals(pose, null);

                let poseMatrix = pose.transform.matrix;

                assert_not_equals(poseMatrix, null);

                for(let i = 0; i < poseMatrix.length; i++) {

                  // "0 +" is to accept -0 which is equivalent to 0 in the

                  // matrix.

                  assert_equals(0 + poseMatrix[i], IDENTITY_MATRIX[i]);

});

              // Finished.

              resolve();

            counter++;

          session.requestAnimationFrame(onFrame);

        }));

};

    xr_session_promise_test(inlineTestName, testFunction,

      fakeDeviceInitParams, 'inline');

    xr_session_promise_test(immersiveTestName, testFunction,

      fakeDeviceInitParams, 'immersive-vr');

  </script>

</body>