#[test]
fn io_volcano_observer() {
let l = ioss::missions::landers::io_volcano_observer();
assert!(!l.crewed);
assert!(l.dry_mass_kg > 0.0);
}
#[test]
fn io_orbiter() {
let o = ioss::missions::orbiters::io_flux_tube_observer();
assert!(o.altitude_km > 0.0);
}
#[test]
fn relay_coverage() {
let r = ioss::missions::relay::io_relay();
assert!(r.far_side_coverage > 0.0 && r.far_side_coverage < 1.0);
}