Files
pi-car-companion/server/tests/car-telemetry.test.ts
T

82 lines
3.3 KiB
TypeScript

import { describe, expect, it } from "vitest";
import { CarTelemetryStore } from "../src/car-telemetry.js";
import { openDatabase } from "../src/database.js";
import type { CarTelemetry } from "../src/adb.js";
function sample(
recordedAt: number,
values: { speed?: number; soc?: number; range?: number; charging?: number; volts?: number } = {}
): CarTelemetry {
const available = <T>(value: T) => ({ available: true as const, value });
const missing = { available: false as const, reason: "Unavailable in test" };
return {
available: true,
collectedAt: new Date(recordedAt).toISOString(),
speedKph: values.speed === undefined ? missing : available(values.speed),
gear: available("4"),
wheelAngleDegrees: available(0),
batteryPercent: values.soc === undefined ? missing : available(values.soc),
rangeKm: values.range === undefined ? missing : available(values.range),
batteryVoltage: values.volts === undefined ? missing : available(values.volts),
totalConsumptionKwh: available(4.2),
chargingStatus: values.charging === undefined ? missing : available(values.charging)
};
}
describe("car telemetry history", () => {
it("keeps bounded raw samples, hourly rollups, lifetime records, and an observed range estimate", () => {
const database = openDatabase(":memory:");
const store = new CarTelemetryStore(database);
const startedAt = Date.now() - 2 * 60 * 60_000;
store.record(sample(startedAt, { speed: 0, soc: 80, range: 320, charging: 0, volts: 398 }));
for (let index = 1; index <= 400; index += 1) {
store.record(sample(startedAt + index * 10_000, {
speed: 100,
soc: 80 - index * 0.02,
range: 320 - index * 0.3,
charging: 0,
volts: 390
}));
}
const chargingAt = startedAt + 401 * 10_000;
for (let index = 0; index <= 13; index += 1) {
store.record(sample(chargingAt + index * 10_000, {
speed: 0,
soc: 60 + index * 0.2,
range: 240 + index,
charging: 1,
volts: 405
}));
}
const overview = store.overview();
expect(overview.records.peakSpeedKph).toBe(100);
expect(overview.records.peakChargingPowerKw).toBeGreaterThan(30);
expect(overview.records.maxObservedRangeKm).toBe(320);
expect(overview.lifetime.trackedDistanceKm).toBeGreaterThan(10);
expect(overview.lifetime.ownRangeEstimateKm).toBeGreaterThan(100);
expect(overview.lifetime.chargeSessions).toBe(1);
expect(overview.storage.rawSamples).toBe(415);
expect(store.history("24h").points.length).toBeGreaterThan(1);
expect(store.history("all").points.length).toBeGreaterThan(0);
store.prune(chargingAt + 91 * 24 * 60 * 60_000);
const pruned = store.overview();
expect(pruned.storage.rawSamples).toBe(0);
expect(pruned.records.peakSpeedKph).toBe(100);
expect(pruned.lifetime.trackedDistanceKm).toBeGreaterThan(10);
database.close();
});
it("leaves estimates empty until enough real observations exist", () => {
const database = openDatabase(":memory:");
const store = new CarTelemetryStore(database);
store.record(sample(Date.now(), { speed: 0, soc: 75, range: 280, charging: 0 }));
expect(store.overview().lifetime.ownRangeEstimateKm).toBeNull();
expect(store.history("24h").points).toHaveLength(1);
database.close();
});
});