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Wind-adjusted fuel burn ±20% + refuel-for-flight buys 150% margin (ISS-070, ISS-071, v0.36.0)
CI / build + unit + e2e (pull_request) Successful in 10m34s
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kamilkrzywda
2026-09-21 08:47:42 +00:00
parent 6d8e1ad35e
commit 5030fcd8b4
16 changed files with 309 additions and 81 deletions
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lib/sim/engine.test.ts
+23 -14
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@@ -6,10 +6,11 @@ import { afterAll, beforeAll, describe, expect, it, vi } from 'vitest';
import { openGameDb } from '@/lib/db/client';
import * as schema from '@/lib/db/schema';
import { loadAirportsGeoJson } from '@/lib/airports';
import { haversineKm } from '@/lib/geo';
import { haversineKm, initialBearingDeg } from '@/lib/geo';
import { weatherFor } from '@/lib/weather';
import { PLANE_TYPES } from '@/lib/game/catalog';
import { MARKET_TARGET_OPEN_PACKAGES, mulberry32 } from '@/lib/game/seed';
import { arrivalTimeFor, fuelAtWeighted, requiredFuelFor } from './movement';
import { arrivalTimeFor, fuelAtWeighted, requiredFuelFor, windBurnFactor } from './movement';
import {
clampTimeScale,
deliverPackages,
@@ -165,7 +166,7 @@ describe('deliverPackages (v0.12.0 arrival delivery)', () => {
});
it('delivers in-deadline cargo, unbinds expired cargo for free, keeps other-dest cargo bound', async () => {
const { inst, to, km, type } = await setupFlight('deliver-mixed.db');
const { inst, from, to, km, type } = await setupFlight('deliver-mixed.db');
const accountBefore = (await inst.db.select().from(schema.account))[0]!;
// Three packages on the plane: one in-deadline for TO, one expired for TO,
@@ -184,8 +185,11 @@ describe('deliverPackages (v0.12.0 arrival delivery)', () => {
expect(plane.locationIcao).toBe(TO);
expect(plane.lat).toBe(to.lat);
expect(plane.lon).toBe(to.lon);
// Remaining fuel per the v0.16.0 weight-proportional burn model (closed form).
expect(plane.fuel).toBeCloseTo(fuelAtWeighted(type.maxFuel, type.burnPerKm, type.emptyWeightKg, type.maxFuel, km, 1), 6);
// Remaining fuel per the v0.16.0 weight-proportional burn model (closed form), wind-adjusted
// (v0.36.0) by the departure airport's weather vs the route heading.
const w = weatherFor(FROM);
const f = windBurnFactor(w.windKt, w.windDirDeg, initialBearingDeg(from.lat, from.lon, to.lat, to.lon));
expect(plane.fuel).toBeCloseTo(fuelAtWeighted(type.maxFuel, type.burnPerKm * f, type.emptyWeightKg, type.maxFuel, km, 1), 6);
expect(plane.departureSimTime).toBeNull();
expect(plane.destIcao).toBeNull(); // flight context cleared on landing
@@ -241,14 +245,19 @@ describe('deliverPackages (v0.12.0 arrival delivery)', () => {
// --- Auto-chain on landing (v0.25.0, ISS-043) ---
it('auto-chains to the next queued leg when fuel covers it', async () => {
const { inst, to, km, type } = await setupFlight('chain-ok.db'); // full tank EDDF→LEMD
const { inst, from, to, km, type } = await setupFlight('chain-ok.db'); // full tank EDDF→LEMD
const fc = await loadAirportsGeoJson();
const nextP = fc.features.find((f) => f.properties.icao === 'EHAM')!.properties;
const nextKm = haversineKm(to.lat, to.lon, nextP.lat, nextP.lon);
// Precondition sanity: a full-tank departure leaves enough for the LEMD→EHAM hop.
const landedFuel = fuelAtWeighted(type.maxFuel, type.burnPerKm, type.emptyWeightKg, type.maxFuel, km, 1);
expect(requiredFuelFor(type.burnPerKm, type.emptyWeightKg, type.maxFuel, nextKm)).toBeLessThanOrEqual(landedFuel);
// Precondition sanity: a full-tank departure leaves enough for the LEMD→EHAM hop — both legs
// wind-adjusted (v0.36.0) exactly as deliverPackages computes them.
const wFrom = weatherFor(FROM);
const fOut = windBurnFactor(wFrom.windKt, wFrom.windDirDeg, initialBearingDeg(from.lat, from.lon, to.lat, to.lon));
const landedFuel = fuelAtWeighted(type.maxFuel, type.burnPerKm * fOut, type.emptyWeightKg, type.maxFuel, km, 1);
const wTo = weatherFor(TO); // the chained leg departs from the arrival airport
const fNext = windBurnFactor(wTo.windKt, wTo.windDirDeg, initialBearingDeg(to.lat, to.lon, nextP.lat, nextP.lon));
expect(requiredFuelFor(type.burnPerKm * fNext, type.emptyWeightKg, type.maxFuel, nextKm)).toBeLessThanOrEqual(landedFuel);
await inst.db.update(schema.planes)
.set({ queue: JSON.stringify(['EHAM', 'EDDV']) })
@@ -268,14 +277,14 @@ describe('deliverPackages (v0.12.0 arrival delivery)', () => {
});
it('grounds when fuel cannot cover the next queued leg, keeping the queue intact', async () => {
const { inst, km, type } = await setupFlight('chain-nofuel.db');
const fc = await loadAirportsGeoJson();
const nextP = fc.features.find((f) => f.properties.icao === 'EHAM')!.properties;
const { inst, from, to, km, type } = await setupFlight('chain-nofuel.db');
// Depart with exactly the fuel for EDDF→LEMD → lands empty, cannot start LEMD→EHAM.
// Depart with exactly the wind-adjusted fuel for EDDF→LEMD (v0.36.0) → lands empty, cannot start LEMD→EHAM.
const w = weatherFor(FROM);
const f = windBurnFactor(w.windKt, w.windDirDeg, initialBearingDeg(from.lat, from.lon, to.lat, to.lon));
await inst.db.update(schema.planes)
.set({
fuel: requiredFuelFor(type.burnPerKm, type.emptyWeightKg, type.maxFuel, km),
fuel: requiredFuelFor(type.burnPerKm * f, type.emptyWeightKg, type.maxFuel, km),
queue: JSON.stringify(['EHAM']),
})
.where(eq(schema.planes.id, 'plane-starter'));