jakciehan
59 lines
1.5 KiB
TypeScript
59 lines
1.5 KiB
TypeScript
import { TimeMgr } from '@common/TimeMgr';
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describe('TimeMgr', () => {
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let tm: TimeMgr;
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beforeEach(() => {
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tm = new TimeMgr();
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});
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it('advances both clocks at timeScale 1', () => {
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tm.update(1);
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tm.update(0.5);
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expect(tm.gameTime).toBeCloseTo(1.5);
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expect(tm.realTime).toBeCloseTo(1.5);
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});
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it('freezes gameTime when paused but keeps realTime ticking', () => {
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tm.pause();
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tm.update(1);
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expect(tm.gameTime).toBe(0);
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expect(tm.realTime).toBe(1);
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tm.resume();
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tm.update(0.5);
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expect(tm.gameTime).toBeCloseTo(0.5);
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expect(tm.realTime).toBeCloseTo(1.5);
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});
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it('honors timeScale for slow-mo', () => {
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tm.setTimeScale(0.5);
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tm.update(2);
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expect(tm.gameTime).toBeCloseTo(1);
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expect(tm.realTime).toBe(2);
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});
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it('clamps negative timeScale to 0', () => {
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tm.setTimeScale(-3);
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expect(tm.timeScale).toBe(0);
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tm.update(10);
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expect(tm.gameTime).toBe(0);
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});
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it('scaledDelta() reflects pause and timeScale', () => {
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tm.setTimeScale(2);
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expect(tm.scaledDelta(0.1)).toBeCloseTo(0.2);
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tm.pause();
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expect(tm.scaledDelta(0.1)).toBe(0);
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});
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it('reset() zeros everything', () => {
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tm.update(1);
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tm.pause();
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tm.setTimeScale(0.2);
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tm.reset();
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expect(tm.gameTime).toBe(0);
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expect(tm.realTime).toBe(0);
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expect(tm.timeScale).toBe(1);
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expect(tm.paused).toBe(false);
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});
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});
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