elevator-core 14.0.0

Engine-agnostic elevator simulation library with pluggable dispatch strategies
Documentation 
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use crate::config::SimConfig;
use crate::error::SimError;

#[test]
fn deserialize_default_ron() {
    let ron_str = include_str!("../../../../assets/config/default.ron");
    let config: SimConfig = ron::from_str(ron_str).expect("Failed to deserialize default.ron");

    assert_eq!(config.building.name, "Demo Tower");
    assert_eq!(config.building.stops.len(), 5);
    assert!((config.building.stops[0].position - 0.0).abs() < f64::EPSILON);
    assert!((config.building.stops[4].position - 15.0).abs() < f64::EPSILON);
    assert_eq!(config.elevators.len(), 1);
    assert!((config.elevators[0].max_speed.value() - 2.0).abs() < f64::EPSILON);
    assert!((config.elevators[0].weight_capacity.value() - 800.0).abs() < f64::EPSILON);
    assert!((config.simulation.ticks_per_second - 60.0).abs() < f64::EPSILON);
    assert_eq!(config.passenger_spawning.mean_interval_ticks, 120);
}

#[test]
fn roundtrip_ron() {
    let ron_str = include_str!("../../../../assets/config/default.ron");
    let config: SimConfig = ron::from_str(ron_str).unwrap();
    let serialized = ron::to_string(&config).unwrap();
    let config2: SimConfig = ron::from_str(&serialized).unwrap();
    assert_eq!(config.building.stops.len(), config2.building.stops.len());
    assert_eq!(config.elevators.len(), config2.elevators.len());
}

#[test]
fn rejects_nan_stop_position() {
    use super::helpers;
    let mut config = helpers::default_config();
    config.building.stops[1].position = f64::NAN;
    let result = crate::sim::Simulation::new(&config, helpers::scan());
    assert!(
        matches!(
            result,
            Err(SimError::InvalidConfig {
                field: "building.stops.position",
                ..
            })
        ),
        "NaN position should be rejected, got {result:?}"
    );
}

#[test]
fn rejects_infinite_stop_position() {
    use super::helpers;
    let mut config = helpers::default_config();
    config.building.stops[0].position = f64::INFINITY;
    let result = crate::sim::Simulation::new(&config, helpers::scan());
    assert!(
        matches!(
            result,
            Err(SimError::InvalidConfig {
                field: "building.stops.position",
                ..
            })
        ),
        "infinite position should be rejected, got {result:?}"
    );
}

#[test]
fn rejects_neg_infinite_stop_position() {
    use super::helpers;
    let mut config = helpers::default_config();
    config.building.stops[2].position = f64::NEG_INFINITY;
    let result = crate::sim::Simulation::new(&config, helpers::scan());
    assert!(
        matches!(
            result,
            Err(SimError::InvalidConfig {
                field: "building.stops.position",
                ..
            })
        ),
        "negative infinity position should be rejected, got {result:?}"
    );
}

#[test]
fn rejects_zero_door_transition_ticks() {
    use super::helpers;
    let mut config = helpers::default_config();
    config.elevators[0].door_transition_ticks = 0;
    let result = crate::sim::Simulation::new(&config, helpers::scan());
    assert!(
        matches!(
            result,
            Err(SimError::InvalidConfig {
                field: "elevators.door_transition_ticks",
                ..
            })
        ),
        "zero door_transition_ticks should be rejected, got {result:?}"
    );
}

#[test]
fn rejects_zero_door_open_ticks() {
    use super::helpers;
    let mut config = helpers::default_config();
    config.elevators[0].door_open_ticks = 0;
    let result = crate::sim::Simulation::new(&config, helpers::scan());
    assert!(
        matches!(
            result,
            Err(SimError::InvalidConfig {
                field: "elevators.door_open_ticks",
                ..
            })
        ),
        "zero door_open_ticks should be rejected, got {result:?}"
    );
}

#[test]
fn rejects_empty_line_serves() {
    use super::helpers;
    use crate::config::LineConfig;
    let mut config = helpers::default_config();
    config.building.lines = Some(vec![LineConfig {
        id: 0,
        name: "Empty".into(),
        serves: vec![],
        elevators: config.elevators.clone(),
        orientation: Default::default(),
        position: None,
        min_position: None,
        max_position: None,
        max_cars: None,
    }]);
    let result = crate::sim::Simulation::new(&config, helpers::scan());
    assert!(
        matches!(
            result,
            Err(SimError::InvalidConfig {
                field: "building.lines.serves",
                ..
            })
        ),
        "empty line.serves should be rejected, got {result:?}"
    );
}