avocado/packages/entity/test/mobile.js

import {resource} from '@avocado/resource';
import {Latus} from '@latus/core';
import {expect} from 'chai';

let latus;
let Entity;
let EntityList;
beforeEach(async () => {
  latus = Latus.mock({
    '@avocado/entity': require('../src'),
    '@avocado/resource': require('@avocado/resource'),
    '@avocado/traits': require('@avocado/traits'),
  });
  await Promise.all(latus.invokeFlat('@latus/core/starting'));
  ({fromResourceType: {Entity, EntityList}} = resource(latus));
});
describe('Mobile', () => {
  let entity;
  beforeEach(async () => {
    entity = await Entity.load({
      traits: {
        Mobile: {},
        Positioned: {},
      },
    });
  });
  it('exists', async () => {
    expect(entity.is('Mobile')).to.be.true;
  });
  it('can request movement', async () => {
    entity.speed = 100;
    entity.requestMovement([1, 0]);
    entity.tick(1);
    expect(entity.position).to.deep.equal([100, 0]);
    entity.tick(1);
    expect(entity.position).to.deep.equal([100, 0]);
    entity.isMobile = false;
    entity.requestMovement([1, 0]);
    entity.tick(1);
    expect(entity.position).to.deep.equal([100, 0]);
  });
  it('can force movement', async () => {
    expect(entity.speed).to.equal(0);
    entity.forceMovement([10, 0]);
    expect(entity.position).to.deep.equal([10, 0]);
  });
  it('can move for a time', async () => {
    entity.speed = 10;
    const tickingPromise = entity.moveFor([1, 0], 1);
    entity.addTickingPromise(tickingPromise);
    expect(entity.position).to.deep.equal([0, 0]);
    entity.tick(0.25);
    expect(entity.position).to.deep.equal([2.5, 0]);
    entity.tick(0.25);
    expect(entity.position).to.deep.equal([5, 0]);
    entity.tick(0.5);
    expect(entity.position).to.deep.equal([10, 0]);
    return tickingPromise;
  });
});