99 lines
2.7 KiB
JavaScript
99 lines
2.7 KiB
JavaScript
import { expect } from 'chai';
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import * as cheerio from 'cheerio';
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import sizeOf from 'image-size';
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import { fileURLToPath } from 'url';
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import { loadFixture } from './test-utils.js';
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describe('Images in MDX - build', function () {
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let fixture;
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let $;
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let html;
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before(async () => {
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fixture = await loadFixture({ root: './fixtures/with-mdx/' });
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await fixture.build();
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html = await fixture.readFile('/index.html');
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$ = cheerio.load(html);
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});
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function verifyImage(pathname, expected) {
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const url = new URL('./fixtures/with-mdx/dist/' + pathname, import.meta.url);
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const dist = fileURLToPath(url);
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const result = sizeOf(dist);
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expect(result).to.deep.equal(expected);
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}
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describe('Local images', () => {
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it('includes <img> attributes', () => {
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const image = $('#social-jpg');
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expect(image.attr('src')).to.equal('/social.cece8c77_1zwatP.jpg');
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expect(image.attr('width')).to.equal('506');
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expect(image.attr('height')).to.equal('253');
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});
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it('built the optimized image', () => {
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verifyImage('social.cece8c77_1zwatP.jpg', { width: 506, height: 253, type: 'jpg' });
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});
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});
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describe('Inline imports', () => {
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it('includes <img> attributes', () => {
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const image = $('#inline');
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expect(image.attr('src')).to.equal('/social.cece8c77_Z2tF99.jpg');
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expect(image.attr('width')).to.equal('506');
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expect(image.attr('height')).to.equal('253');
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});
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it('built the optimized image', () => {
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verifyImage('social.cece8c77_Z2tF99.jpg', { width: 506, height: 253, type: 'jpg' });
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});
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});
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describe('Remote images', () => {
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// Hard-coding in the test! These should never change since the hash is based
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// on the static `src` string
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const HASH = 'Z1RBHqs';
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const HASH_WITH_QUERY = 'Z17oujH';
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it('includes <img> attributes', () => {
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const image = $('#google');
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expect(image.attr('src')).to.equal(`/googlelogo_color_272x92dp_${HASH}.webp`);
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expect(image.attr('width')).to.equal('544');
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expect(image.attr('height')).to.equal('184');
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});
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it('built the optimized image', () => {
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verifyImage(`/googlelogo_color_272x92dp_${HASH}.webp`, {
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width: 544,
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height: 184,
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type: 'webp',
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});
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});
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it('removes query strings', () => {
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verifyImage(`/googlelogo_color_272x92dp_${HASH_WITH_QUERY}.webp`, {
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width: 544,
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height: 184,
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type: 'webp',
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});
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});
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});
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describe('/public images', () => {
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it('includes <img> attributes', () => {
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const image = $('#hero');
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expect(image.attr('src')).to.equal('/hero_Z2k1JGN.webp');
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expect(image.attr('width')).to.equal('768');
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expect(image.attr('height')).to.equal('414');
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});
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it('built the optimized image', () => {
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verifyImage('hero_Z2k1JGN.webp', { width: 768, height: 414, type: 'webp' });
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});
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});
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});
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