elevator-core 5.10.0

Engine-agnostic elevator simulation library with pluggable dispatch strategies
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149

//! Tests for multi-elevator coordination.

use crate::components::RiderPhase;
use crate::config::*;
use crate::dispatch::scan::ScanDispatch;
use crate::sim::Simulation;
use crate::stop::{StopConfig, StopId};

fn two_elevator_config() -> SimConfig {
    SimConfig {
        building: BuildingConfig {
            name: "Test".into(),
            stops: vec![
                StopConfig {
                    id: StopId(0),
                    name: "Ground".into(),
                    position: 0.0,
                },
                StopConfig {
                    id: StopId(1),
                    name: "Mid".into(),
                    position: 5.0,
                },
                StopConfig {
                    id: StopId(2),
                    name: "Top".into(),
                    position: 10.0,
                },
            ],
            lines: None,
            groups: None,
        },
        elevators: vec![
            ElevatorConfig {
                id: 0,
                name: "E1".into(),
                max_speed: 2.0,
                acceleration: 1.5,
                deceleration: 2.0,
                weight_capacity: 800.0,
                starting_stop: StopId(0),
                door_open_ticks: 5,
                door_transition_ticks: 3,
                restricted_stops: Vec::new(),
                #[cfg(feature = "energy")]
                energy_profile: None,
                service_mode: None,
                inspection_speed_factor: 0.25,
            },
            ElevatorConfig {
                id: 1,
                name: "E2".into(),
                max_speed: 2.0,
                acceleration: 1.5,
                deceleration: 2.0,
                weight_capacity: 800.0,
                starting_stop: StopId(0),
                door_open_ticks: 5,
                door_transition_ticks: 3,
                restricted_stops: Vec::new(),
                #[cfg(feature = "energy")]
                energy_profile: None,
                service_mode: None,
                inspection_speed_factor: 0.25,
            },
        ],
        simulation: SimulationParams {
            ticks_per_second: 60.0,
        },
        passenger_spawning: PassengerSpawnConfig {
            mean_interval_ticks: 120,
            weight_range: (50.0, 100.0),
        },
    }
}

#[test]
fn two_elevators_both_serve_demand() {
    let config = two_elevator_config();
    let mut sim = Simulation::new(&config, ScanDispatch::new()).unwrap();

    // Spawn riders going to different floors.
    for _ in 0..5 {
        sim.spawn_rider_by_stop_id(StopId(0), StopId(2), 70.0)
            .unwrap();
    }

    // Run until all arrive.
    for _ in 0..3000 {
        sim.step();
        let all = sim
            .world()
            .iter_riders()
            .all(|(_, r)| r.phase == RiderPhase::Arrived);
        if all {
            break;
        }
    }

    let all = sim
        .world()
        .iter_riders()
        .all(|(_, r)| r.phase == RiderPhase::Arrived);
    assert!(all, "all riders should arrive with two elevators");
    assert_eq!(sim.metrics().total_delivered(), 5);
}

#[test]
fn disable_elevator_mid_route_ejects_riders() {
    let config = two_elevator_config();
    let mut sim = Simulation::new(&config, ScanDispatch::new()).unwrap();

    let rider = sim
        .spawn_rider_by_stop_id(StopId(0), StopId(2), 70.0)
        .unwrap();

    // Run until rider boards.
    let mut boarded_elevator = None;
    for _ in 0..500 {
        sim.step();
        if let Some(r) = sim.world().rider(rider)
            && let RiderPhase::Riding(eid) = r.phase
        {
            boarded_elevator = Some(eid);
            break;
        }
    }

    let elev = boarded_elevator.expect("rider should board within 500 ticks");

    // Disable the elevator the rider is on.
    sim.disable(elev).unwrap();

    // Check that rider was ejected.
    let events = sim.drain_events();
    let ejected = events.iter().any(|e| {
        matches!(
            e,
            crate::events::Event::RiderEjected {
                rider: r,
                ..
            } if *r == rider
        )
    });
    assert!(
        ejected,
        "rider should be ejected when their elevator is disabled"
    );
}