6386c14d00
* update examples * add initial integrations * update tests * update astro * update ci * get final tests working * update injectelement todo * update ben code review * respond to final code review feedback
83 lines
2.5 KiB
JavaScript
83 lines
2.5 KiB
JavaScript
import { expect } from 'chai';
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import cheerio from 'cheerio';
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import { loadFixture } from './test-utils.js';
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describe('Preact component', () => {
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let fixture;
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before(async () => {
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fixture = await loadFixture({
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projectRoot: './fixtures/preact-component/',
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});
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await fixture.build();
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});
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it('Can load class component', async () => {
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const html = await fixture.readFile('/class/index.html');
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const $ = cheerio.load(html);
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// test 1: Can use class components
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expect($('#class-component')).to.have.lengthOf(1);
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});
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it('Can load function component', async () => {
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const html = await fixture.readFile('/fn/index.html');
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const $ = cheerio.load(html);
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// test 1: Can use function components
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expect($('#fn-component')).to.have.lengthOf(1);
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// test 2: Can use function components
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expect($('#arrow-fn-component')).to.have.lengthOf(1);
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});
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it('Can load TS component', async () => {
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const html = await fixture.readFile('/ts-components/index.html');
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const $ = cheerio.load(html);
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// test 1: Can use TS components
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expect($('.ts-component')).to.have.lengthOf(1);
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});
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it('Can use hooks', async () => {
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const html = await fixture.readFile('/hooks/index.html');
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const $ = cheerio.load(html);
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expect($('#world')).to.have.lengthOf(1);
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});
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it('Can export a Fragment', async () => {
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const html = await fixture.readFile('/frag/index.html');
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const $ = cheerio.load(html);
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// test 1: nothing rendered but it didn’t throw
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expect($('body').children()).to.have.lengthOf(0);
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});
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it('Can use a pragma comment', async () => {
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const html = await fixture.readFile('/pragma-comment/index.html');
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const $ = cheerio.load(html);
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// test 1: rendered the PragmaComment component
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expect($('.pragma-comment')).to.have.lengthOf(1);
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expect($('.pragma-comment-tsx')).to.have.lengthOf(1);
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});
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// In moving over to Vite, the jsx-runtime import is now obscured. TODO: update the method of finding this.
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it.skip('Uses the new JSX transform', async () => {
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const html = await fixture.readFile('/pragma-comment/index.html');
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// Grab the imports
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const exp = /import\("(.+?)"\)/g;
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let match, componentUrl;
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while ((match = exp.exec(html))) {
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if (match[1].includes('PragmaComment.js')) {
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componentUrl = match[1];
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break;
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}
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}
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const component = await fixture.fetch(componentUrl).then((res) => res.text());
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const jsxRuntime = component.imports.filter((i) => i.specifier.includes('jsx-runtime'));
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// test 1: preact/jsx-runtime is used for the component
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expect(jsxRuntime).to.be.ok;
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});
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});
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