52 lines
2.1 KiB
TypeScript
52 lines
2.1 KiB
TypeScript
import { content } from "@deadhead/content";
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import { describe, expect, it } from "vitest";
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import { routeDistance, travelTimeGameHours } from "../src/index";
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const config = content.config;
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const courier = content.shipModel("courier")!;
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const freighter = content.shipModel("freighter")!;
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const loaner = content.shipModel("company-courier")!;
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const earthMoon = () => routeDistance(content.location("earth")!, content.location("moon")!);
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describe("travel time", () => {
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it("matches a hand calculation, including handling time", () => {
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// 150M km at 2M km/h = 75 h cruise, plus 4 h overhead, plus 50 t × 0.02 h/t = 1 h handling.
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expect(travelTimeGameHours(freighter, 150, 50, config)).toBe(80);
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});
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it("gets a faster ship there sooner on the same route", () => {
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for (const distance of [0.384, 50, 400]) {
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expect(travelTimeGameHours(courier, distance, 10, config)).toBeLessThan(
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travelTimeGameHours(freighter, distance, 10, config),
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);
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}
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});
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it("is mostly overhead for a Courier on Earth→Moon", () => {
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const total = travelTimeGameHours(courier, earthMoon(), 10, config);
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expect(courier.overheadGameHours).toBeGreaterThan(total / 2);
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});
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});
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describe("handling time (decision 0.5.31)", () => {
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it("makes a heavier contract take longer than a lighter one on the same route and ship", () => {
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const distance = earthMoon();
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expect(travelTimeGameHours(courier, distance, 20, config)).toBeGreaterThan(
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travelTimeGameHours(courier, distance, 5, config),
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);
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});
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it("gives a reposition (zero mass) the old formula's time", () => {
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const distance = 150;
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const oldFormula =
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(distance * 1e6) / freighter.cruiseSpeedKmPerGameHour + freighter.overheadGameHours;
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expect(travelTimeGameHours(freighter, distance, 0, config)).toBe(oldFormula);
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});
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it("keeps a full Company Courier tutorial run Earth→Moon under 1 game hour (1 real minute)", () => {
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const hours = travelTimeGameHours(loaner, earthMoon(), config.tutorialMassTonnes.full, config);
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expect(hours).toBeLessThan(1);
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expect(config.timeCompression).toBe(60);
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});
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});
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