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assets.tests.ts
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assets.tests.ts
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import { Assets } from '@pixi/assets';
import { BaseTexture, Texture } from '@pixi/core';
import { Spritesheet } from '@pixi/spritesheet';
function wait(value = 500)
{
// wait a bit...
return new Promise<void>((resolve) =>
setTimeout(() => resolve(), value));
}
describe('Assets', () =>
{
const basePath = process.env.GITHUB_ACTIONS
? `https://raw.githubusercontent.com/pixijs/pixijs/${process.env.GITHUB_SHA}/packages/assets/test/assets/`
: 'http://localhost:8080/assets/test/assets/';
beforeEach(() =>
{
// reset the loader
Assets.reset();
});
it('should load assets', async () =>
{
await Assets.init({
basePath,
});
const bunny = await Assets.load('textures/bunny.png');
expect(bunny).toBeInstanceOf(Texture);
});
it('should get assets once loaded', async () =>
{
await Assets.init({
basePath,
});
Assets.add('test', 'textures/bunny.png');
// not loaded yet!
const bunny0 = Assets.get('test');
expect(bunny0).toBe(undefined);
const bunny = await Assets.load('test');
const bunny2 = Assets.get('test');
expect(bunny).toBeInstanceOf(Texture);
expect(bunny2).toBe(bunny);
});
it('should load a webp if available by default', async () =>
{
await Assets.init({
basePath,
texturePreference: {
resolution: 2,
},
});
Assets.add('test', [
'textures/profile-abel@0.5x.jpg',
'textures/profile-abel@2x.jpg',
'textures/profile-abel@0.5x.webp',
'textures/profile-abel@2x.webp',
]);
// not loaded yet!
const bunny = await Assets.load('test');
expect(bunny.baseTexture.resource.src).toBe(`${basePath}textures/profile-abel@2x.webp`);
});
it('should load a correct texture based on preference', async () =>
{
await Assets.init({
basePath,
texturePreference: {
format: 'jpg',
resolution: 2,
},
});
Assets.add('test', [
'textures/profile-abel@0.5x.jpg',
'textures/profile-abel@2x.jpg',
'textures/profile-abel@0.5x.webp',
'textures/profile-abel@2x.webp',
]);
// not loaded yet!
const bunny = await Assets.load('test');
expect(bunny.baseTexture.resource.src).toBe(`${basePath}textures/profile-abel@2x.jpg`);
});
it('should add and load bundle', async () =>
{
await Assets.init({
basePath,
});
Assets.addBundle('testBundle', {
bunny: 'textures/bunny.{png,webp}',
spritesheet: 'spritesheet/spritesheet.json',
});
const assets = await Assets.loadBundle('testBundle');
expect(assets.bunny).toBeInstanceOf(Texture);
expect(assets.spritesheet).toBeInstanceOf(Spritesheet);
});
it('should load a bundle found in the manifest', async () =>
{
await Assets.init({
basePath,
manifest: 'json/asset-manifest-2.json',
});
const assets = await Assets.loadBundle('default');
expect(assets.bunny).toBeInstanceOf(Texture);
expect(assets['profile-abel']).toBeInstanceOf(Texture);
expect(assets.spritesheet).toBeInstanceOf(Spritesheet);
});
it('should load multiple bundles', async () =>
{
await Assets.init({
basePath,
manifest: 'json/asset-manifest-2.json',
});
const progressMock = jest.fn();
const assets = await Assets.loadBundle(['default', 'data'], progressMock);
expect(progressMock).toHaveBeenCalledTimes(4);
expect(progressMock.mock.calls).toEqual([[0.25], [0.5], [0.75], [1]]);
expect(assets.default.bunny).toBeInstanceOf(Texture);
expect(assets.default['profile-abel']).toBeInstanceOf(Texture);
expect(assets.default.spritesheet).toBeInstanceOf(Spritesheet);
expect(assets.data[`test.json`]).toEqual({ testNumber: 23, testString: 'Test String 23' });
});
it('should map all names', async () =>
{
await Assets.init({
basePath,
});
Assets.add(['fish', 'chicken'], 'textures/bunny.png');
const bunny = await Assets.load('fish');
// this should be the same as bunny
const bunny2 = await Assets.get('chicken');
expect(bunny).toBeInstanceOf(Texture);
expect(bunny).toBe(bunny2);
});
it('should split url versions correctly', async () =>
{
await Assets.init({
basePath,
});
Assets.add('fish', 'textures/bunny.{png,webp}');
const bunny = await Assets.load('fish');
expect(bunny.baseTexture.resource.src).toBe(`${basePath}textures/bunny.webp`);
});
it('should background load correctly', async () =>
{
await Assets.init({
basePath,
});
Assets.backgroundLoad(['textures/bunny.png']);
// wait a bit...
await wait();
const asset = await Assets.loader.promiseCache[`${basePath}textures/bunny.png`].promise;
expect(asset).toBeInstanceOf(Texture);
expect(asset.baseTexture.resource.src).toBe(`${basePath}textures/bunny.png`);
});
it('should background load bundles', async () =>
{
await Assets.init({
basePath,
manifest: 'json/asset-manifest-2.json',
});
Assets.backgroundLoadBundle('default');
// wait a bit...
await wait();
const expectTypes = {
'json/asset-manifest-2.json': Object,
'textures/bunny.png': Texture,
'textures/profile-abel@2x.webp': Texture,
'spritesheet/spritesheet.json': Spritesheet,
'spritesheet/spritesheet.png': Texture,
};
for (const [key, type] of Object.entries(expectTypes))
{
const asset = await Assets.loader.promiseCache[basePath + key].promise;
expect(asset).toBeInstanceOf(type);
}
});
it('should error out if loader fails', async () =>
{
Assets.load('chickenSandwich.png').catch((e) =>
{
expect(e).toBeInstanceOf(Error);
});
});
it('should add sprite textures to the cache', async () =>
{
await Assets.init({
basePath,
});
await Assets.load('spritesheet/spritesheet.json');
const texture = Assets.get('pic-sensei.jpg');
expect(texture).toBeInstanceOf(Texture);
});
it('should dispose of a texture correctly', async () =>
{
await Assets.init({
basePath,
});
const bunny = await Assets.load<Texture>('textures/bunny.png');
bunny.destroy(true);
expect(bunny.baseTexture).toBe(null);
const bunnyReloaded = await Assets.load<Texture>('textures/bunny.png');
expect(bunnyReloaded.baseTexture).toBeInstanceOf(BaseTexture);
});
it('should load texture array correctly', async () =>
{
await Assets.init({
basePath,
});
const pathsToLoad = ['textures/bunny.png', 'textures/profile-abel@2x.jpg'];
const assets = await Assets.load(pathsToLoad);
for (const path of pathsToLoad)
{
expect(assets[path]).toBeInstanceOf(Texture);
}
});
it('should unload and remove from the cache correctly', async () =>
{
await Assets.init({
basePath,
});
Assets.add(['chickenSheet', 'alias'], 'spritesheet/spritesheet.json');
await Assets.load('chickenSheet');
const texture = Assets.get('pic-sensei.jpg');
expect(texture).toBeInstanceOf(Texture);
await Assets.unload('chickenSheet');
const texture2 = Assets.get('pic-sensei.jpg');
expect(texture2).toBe(undefined);
});
it('should unload assets correctly', async () =>
{
await Assets.init({
basePath,
});
const bunny = await Assets.load<Texture>('textures/bunny.png');
await Assets.unload('textures/bunny.png');
expect(bunny.baseTexture).toBe(null);
});
it('should unload bundles correctly', async () =>
{
await Assets.init({
basePath,
});
Assets.addBundle('testBundle', {
bunny: 'textures/bunny.{png,webp}',
spritesheet: 'spritesheet/spritesheet.json',
});
const assets = await Assets.loadBundle('testBundle');
expect(assets.bunny).toBeInstanceOf(Texture);
expect(assets.spritesheet).toBeInstanceOf(Spritesheet);
await Assets.unloadBundle('testBundle');
expect(assets.bunny.baseTexture).toBe(null);
});
it('should load PNG assets from data URL', async () =>
{
// Other formats (JPEG, WEBP, AVIF) can be added similarly.
let bunnyDataURL = `
data:image/png;base64,/9j/4AAQSkZJRgABAQAAAQABAAD/2wBDAAkGBggGBQkIBwgKCQkKDRYODQwMDRoTFBAWHxwhIB8cHh
4jJzIqIyUvJR4eKzssLzM1ODg4ISo9QTw2QTI3ODX/2wBDAQkKCg0LDRkODhk1JB4kNTU1NTU1NTU1NTU1NTU1NTU1NTU1NTU1NT
U1NTU1NTU1NTU1NTU1NTU1NTU1NTU1NTX/wgARCAAlABoDAREAAhEBAxEB/8QAFwABAQEBAAAAAAAAAAAAAAAABgUHBP/EABkBAA
MBAQEAAAAAAAAAAAAAAAIDBAUBBv/aAAwDAQACEAMQAAAAfoMjG9G5byxWYwUHfPaNTTmebMAqZ1zJphvFntQwkNP49fdWrUdeIE
s1xcBAWmGH/8QANRAAAQMCBAQDAg8AAAAAAAAAAgEDBAURAAYSEwcUIWEQFSIxUjI0NkJFVFVicXWBoqTCw//aAAgBAQABPwDiRs
HGobM3rBfqoBKb+abaNOlYk/Eb4qz8Cmee0mhjsQpnJIwywC7J6XV5nsl27It/h4y6xSIHEFlnLjLLEN+mPG8DCaBMxcZ037oh+G
d810nMgQIlIkrKciTleds0aBoRp0LoappLqSexcMsTtp0xjPSmWiu6+KtiLaGSoKKikirbsmMpVFqhV2NLqLjpgEN5g3WoxuKpkT
Cp6ARVS+2eEz7lv7bgB9x19AMeyivVFxxGyrScswoE6jxliPvz9o7PHo0K06VkBV0j1HFAybCqFGalSTdU3evpW1sUygRJ+fjo07
dditRX3LA8bSqYG0KLcFRfYZYHIGWg+g4B93GdZfqS9Vxxk+T9J/M/8H8QuKjNBY5BX4jmz7xpcMZCqPm3EMZmtHN+myTund1jw4
zhbIwzvqEsH9Hv3Qm/74oFO8oy5TqfubvKRWmNdratIoN7YyRTdji/mj1/E9f8lxHv228P/8QAHxEAAgIDAAMBAQAAAAAAAAAAAQ
IAAwQREgUQIRRR/9oACAECAQE/AL2CoWJi5VfJJaY1osJ0dzqZ1qikgwVJYpcHWp426sM4Hydj+zMrU0kzGwBbV0TPHY6qz7nCzL
+0tqUfqRNBfk8cGBfv1YNrqARF0xPr/8QAHhEAAgICAwEBAAAAAAAAAAAAAQIAAxESBBAhMTL/2gAIAQMBAT8AQEnAgqckSxWA96
46HfML6kLOUjEAzQyh23xLeQVbAl9hKjE3Mp/Yli1M32cnGAB0h9hhPnX/2Q==
`;
// Prevent eslint max-len warning
bunnyDataURL = bunnyDataURL.replace(/\s/g, '');
const bunny = await Assets.load(bunnyDataURL);
expect(bunny).toBeInstanceOf(Texture);
});
it('should load TTF assets from data URL', async () =>
{
// Smile icon from IcoMoon (https://icomoon.io/#icons-icomoon), CC BY 4.0
let fontDataURL = `
data:font/ttf;base64,AAEAAAALAIAAAwAwT1MvMg8SDCkAAAC8AAAAYGNtYXAARu8mAAABHAAAAJhnYXNwAAAAEAAAAbQAAAA
IZ2x5ZoDPYX8AAAG8AAABaGhlYWQib6aFAAADJAAAADZoaGVhB8IDxgAAA1wAAAAkaG10eAoAAAAAAAOAAAAAFGxvY2EAKADIAAA
DlAAAAAxtYXhwAAsAaAAAA6AAAAAgbmFtZZlKCfsAAAPAAAABhnBvc3QAAwAAAAAFSAAAACAAAwMAAZAABQAAApkCzAAAAI8CmQL
MAAAB6wAzAQkAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAAAAAAAAAAAAABAAAD//wPA/8AAQAPAAEAAAAABAAAAAAAAAAAAAAAgAAA
AAAAGAAAAAwAAADQAAAAEAAAAZAABAAMAAAA0AAEABAAAAGQAAwABAAAANAADAAoAAABkAAQAMAAAAAgACAACAAAAAQAg//3//wA
AAAAAIP/9//8AAf/jAAMAAQAAAAAAAAAAAAwAAAAAADQAAAAAAAAAAwAAAAAAAAABAAAAAQAAACAAAAAgAAAAAwAB9kIAAfZCAAA
ABAABAAH//wAPAAEAAAAAAAAAAAACAAA3OQEAAAAAAQAAAAAAAAAAAAIAADc5AQAAAAABAAAAAAAAAAAAAgAANzkBAAAAAAUAAP/
ABAADwAAbADcAQwBPAGUAAAUyNz4BNzY1NCcuAScmIyIHDgEHBhUUFx4BFxYTMhceARcWFRQHDgEHBiMiJy4BJyY1NDc+ATc2BzQ
2MzIWFRQGIyImJTQ2MzIWFRQGIyImExcGBw4BBwYjIicuAScmJzceATMyNgIAal1eiygoKCiLXl1qal1eiygoKCiLXl1qVkxMcSA
hISBxTExWVkxMcSAhISBxTEyqJRsbJSUbGyUBgCUbGyUlGxslQFIVHR1GKSgsLCgpRh0dFVIdZj09ZkAoKIteXWpqXV6LKCgoKIt
eXWpqXV6LKCgDoCEgcUxMVlZMTHEgISEgcUxMVlZMTHEgIeAbJSUbGyUlGxslJRsbJSX+6DIjHB0pCwsLCykdHCMyMTw8AAEAAAA
BAACCgfDXXw889QALBAAAAAAA36gxBAAAAADfqDEEAAD/wAQAA8AAAAAIAAIAAAAAAAAAAQAAA8D/wAAABAAAAAAABAAAAQAAAAA
AAAAAAAAAAAAAAAUEAAAAAAAAAAAAAAACAAAABAAAAAAAAAAACgAUAB4AtAABAAAABQBmAAUAAAAAAAIAAAAAAAAAAAAAAAAAAAA
AAAAADgCuAAEAAAAAAAEABwAAAAEAAAAAAAIABwBgAAEAAAAAAAMABwA2AAEAAAAAAAQABwB1AAEAAAAAAAUACwAVAAEAAAAAAAY
ABwBLAAEAAAAAAAoAGgCKAAMAAQQJAAEADgAHAAMAAQQJAAIADgBnAAMAAQQJAAMADgA9AAMAAQQJAAQADgB8AAMAAQQJAAUAFgA
gAAMAAQQJAAYADgBSAAMAAQQJAAoANACkaWNvbW9vbgBpAGMAbwBtAG8AbwBuVmVyc2lvbiAxLjAAVgBlAHIAcwBpAG8AbgAgADE
ALgAwaWNvbW9vbgBpAGMAbwBtAG8AbwBuaWNvbW9vbgBpAGMAbwBtAG8AbwBuUmVndWxhcgBSAGUAZwB1AGwAYQByaWNvbW9vbgB
pAGMAbwBtAG8AbwBuRm9udCBnZW5lcmF0ZWQgYnkgSWNvTW9vbi4ARgBvAG4AdAAgAGcAZQBuAGUAcgBhAHQAZQBkACAAYgB5ACA
ASQBjAG8ATQBvAG8AbgAuAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
`;
fontDataURL = fontDataURL.replace(/\s/g, '');
const font = await Assets.load(fontDataURL);
expect(font).toBeInstanceOf(FontFace);
});
it('should load font assets with space in URL', async () =>
{
await Assets.init({
basePath,
});
const font = await Assets.load('fonts/url with space.ttf');
expect(font).toBeInstanceOf(FontFace);
});
it('should not show a cache warning if the same asset is loaded twice', async () =>
{
await Assets.init({
basePath,
});
const spy = jest.spyOn(console, 'warn');
const bunnyPromise = Assets.load('textures/bunny.png');
const bunnyPromise2 = Assets.load('textures/bunny.png');
await Promise.all([bunnyPromise, bunnyPromise2]);
expect(spy).not.toHaveBeenCalled();
});
});