svelte-phaser/dist/phaser-components/Transform.spec.js

Create Phaser 3 games with Svelte 3

import { render } from '@testing-library/svelte';
import { getContext, tick } from 'svelte';
import Transform from './Transform.svelte';
import { createGame, asMock } from '../test-utils';
jest.mock('svelte', () => (Object.assign(Object.assign({}, jest.requireActual('svelte')), { getContext: jest.fn() })));
let scene;
let game;
let instance;
beforeAll(async () => {
    const setup = await createGame();
    game = setup.game;
    scene = setup.scene;
    asMock(getContext).mockImplementation((name) => {
        switch (name) {
            case 'phaser/scene':
                return scene;
            case 'phaser/game':
                return game;
            case 'phaser/game-object':
                return instance;
        }
    });
});
beforeEach(() => {
    instance = scene.add.text(0, 0, 'hello');
});
afterEach(() => {
    instance.destroy();
});
test('transform props', async () => {
    const { component: { $$set }, } = render(Transform, {
        x: 100,
        y: 100,
        angle: 100,
        scale: 3,
        z: 2,
        w: 2,
    });
    expect(instance.x).toEqual(100);
    expect(instance.y).toEqual(100);
    expect(instance.angle).toEqual(100);
    expect(instance.scale).toEqual(3);
    expect(instance.z).toEqual(2);
    expect(instance.w).toEqual(2);
    // update scale using scaleX/Y
    $$set({ scaleX: 2, scaleY: 2 });
    await tick();
    expect(instance.scale).toEqual(2);
});
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