Files

52 lines
1.5 KiB
TypeScript

import { describe, expect, it } from 'vitest';
import { ManualClock, StepClock } from '../src/time/Clock.js';
describe('ManualClock', () => {
it('returns current time without advancing', () => {
const clock = new ManualClock(1000);
expect(clock.nowMs()).toBe(1000);
expect(clock.nowMs()).toBe(1000);
});
it('advances with sleep and manual advance', async () => {
const clock = new ManualClock(0);
await clock.sleepMs(250);
expect(clock.nowMs()).toBe(250);
clock.advanceMs(750);
expect(clock.nowMs()).toBe(1000);
});
it('can set time explicitly', () => {
const clock = new ManualClock(10);
clock.setMs(5000);
expect(clock.nowMs()).toBe(5000);
});
});
describe('StepClock', () => {
it('advances on each nowMs call', () => {
const clock = new StepClock(100, 0);
expect(clock.nowMs()).toBe(100);
expect(clock.nowMs()).toBe(200);
expect(clock.nowMs()).toBe(300);
});
it('advances with sleep', async () => {
const clock = new StepClock(50, 1000);
await clock.sleepMs(200);
expect(clock.nowMs()).toBe(1250);
});
it('advances manually', () => {
const clock = new StepClock(10, 0);
clock.advanceMs(50);
expect(clock.nowMs()).toBe(60);
});
it('rejects non-positive step', () => {
expect(() => new StepClock(0)).toThrow('stepMs must be positive');
expect(() => new StepClock(-5)).toThrow('stepMs must be positive');
});
});