44 lines
1.3 KiB
JavaScript
44 lines
1.3 KiB
JavaScript
import {expect, test} from 'vitest';
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import {RESOLUTION} from '@/constants.js'
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import Server from '@/net/server/server.js';
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import Engine from './engine.js';
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test('visibility-based updates', async () => {
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const engine = new Engine(Server);
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const ecs = engine.ecses[1];
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// Create an entity.
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const entity = ecs.get(ecs.create({
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Momentum: {x: 1, y: 0},
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Position: {x: (RESOLUTION[0] / 2) + 32 - 3, y: 20},
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VisibleAabb: {},
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}));
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// Connect an entity.
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await engine.connectPlayer(undefined);
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// Tick and get update. Should be a full update.
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engine.tick(1);
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expect(engine.updateFor(undefined))
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.to.deep.equal({2: ecs.get(2).toJSON(), 3: ecs.get(3).toJSON()});
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// Tick and get update. Should be a partial update.
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engine.tick(1);
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expect(engine.updateFor(undefined))
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.to.deep.equal({
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2: {
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Position: {x: (RESOLUTION[0] / 2) + 32 - 1},
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VisibleAabb: {
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x0: 399,
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x1: 463,
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},
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},
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});
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// Tick and get update. Should remove the entity.
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engine.tick(1);
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expect(engine.updateFor(undefined))
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.to.deep.equal({2: false});
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// Aim back toward visible area and tick. Should be a full update for that entity.
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entity.Momentum.x = -1;
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engine.tick(1);
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expect(engine.updateFor(undefined))
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.to.deep.equal({2: ecs.get(2).toJSON()});
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});
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