Function otter_api_tests::create_occultation

pub fn create_occultation(
    gen: &mut UniqueGenGen<'_>, 
    max_z: &mut ZLevel, 
    gplayers: &mut DenseSlotMap<PlayerId, GPlayer>, 
    gpieces: &mut GPieces, 
    goccults: &mut GameOccults, 
    ipieces: &IPieces, 
    ioccults: &IOccults, 
    to_recalculate: &mut ToRecalculate, 
    OcculterRotationChecked, 
    region: RegionC<i32>, 
    occulter: PieceId, 
    views: OccultationViews
) -> Result<Vec<(PieceId, PieceUpdateOps), Global>, OnlineError>