image.test.js — astro Source File

Source Code

import * as assert from 'node:assert/strict';
import { cp, rm } from 'node:fs/promises';
import { after, before, describe, it } from 'node:test';
import { inferRemoteSize } from 'astro/assets/utils/inferRemoteSize.js';
import * as cheerio from 'cheerio';
import nodejs from '../dist/index.js';
import { loadFixture } from './test-utils.js';
import { fileURLToPath } from 'node:url';

describe('Image endpoint', () => {
	/** @type {import('./test-utils').Fixture} */
	let fixture;
	let devPreview;

	before(async () => {
		const root = new URL('./fixtures/image/', import.meta.url);
		fixture = await loadFixture({
			root,
			outDir: fileURLToPath(new URL('./dist/image/', root)),
			output: 'server',
			adapter: nodejs({ mode: 'standalone' }),
			image: {
				domains: ['images.unsplash.com'],
			},
		});
		await fixture.build();
		devPreview = await fixture.preview();
	});

	after(async () => {
		await devPreview.stop();
	});

	it('it returns local images', async () => {
		const res = await fixture.fetch('/');
		assert.equal(res.status, 200);
		const html = await res.text();
		const $ = cheerio.load(html);

		const img = $('img[alt=Penguins]').attr('src');
		const host = fixture.config.server.host || 'localhost';
		const port = fixture.config.server.port;
		const size = await inferRemoteSize(`http://${host}:${port}${img}`);
		assert.equal(size.format, 'webp');
		assert.equal(size.width, 50);
		assert.equal(size.height, 33);
	});

	it('it returns remote images', async () => {
		const res = await fixture.fetch('/');
		assert.equal(res.status, 200);
		const html = await res.text();
		const $ = cheerio.load(html);
		const img = $('img[alt=Cornwall]').attr('src');
		const host = fixture.config.server.host || 'localhost';
		const port = fixture.config.server.port;
		const size = await inferRemoteSize(`http://${host}:${port}${img}`);
		assert.equal(size.format, 'webp');
		assert.equal(size.width, 400);
		assert.equal(size.height, 300);
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