119 lines
3 KiB
JavaScript
119 lines
3 KiB
JavaScript
import mdx from '@astrojs/mdx';
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import { expect } from 'chai';
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import { parseHTML } from 'linkedom';
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import { loadFixture } from '../../../astro/test/test-utils.js';
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import shikiTwoslash from 'remark-shiki-twoslash';
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import rehypePrettyCode from 'rehype-pretty-code';
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const FIXTURE_ROOT = new URL('./fixtures/mdx-syntax-hightlighting/', import.meta.url);
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describe('MDX syntax highlighting', () => {
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describe('shiki', () => {
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it('works', async () => {
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const fixture = await loadFixture({
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root: FIXTURE_ROOT,
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markdown: {
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syntaxHighlight: 'shiki',
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},
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integrations: [mdx()],
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});
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await fixture.build();
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const html = await fixture.readFile('/index.html');
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const { document } = parseHTML(html);
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const shikiCodeBlock = document.querySelector('pre.astro-code');
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expect(shikiCodeBlock).to.not.be.null;
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expect(shikiCodeBlock.getAttribute('style')).to.contain('background-color:#0d1117');
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});
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it('respects markdown.shikiConfig.theme', async () => {
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const fixture = await loadFixture({
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root: FIXTURE_ROOT,
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markdown: {
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syntaxHighlight: 'shiki',
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shikiConfig: {
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theme: 'dracula',
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},
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},
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integrations: [mdx()],
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});
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await fixture.build();
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const html = await fixture.readFile('/index.html');
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const { document } = parseHTML(html);
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const shikiCodeBlock = document.querySelector('pre.astro-code');
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expect(shikiCodeBlock).to.not.be.null;
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expect(shikiCodeBlock.getAttribute('style')).to.contain('background-color:#282A36');
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});
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});
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describe('prism', () => {
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it('works', async () => {
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const fixture = await loadFixture({
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root: FIXTURE_ROOT,
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markdown: {
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syntaxHighlight: 'prism',
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},
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integrations: [mdx()],
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});
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await fixture.build();
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const html = await fixture.readFile('/index.html');
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const { document } = parseHTML(html);
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const prismCodeBlock = document.querySelector('pre.language-astro');
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expect(prismCodeBlock).to.not.be.null;
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});
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});
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it('supports custom highlighter - shiki-twoslash', async () => {
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const fixture = await loadFixture({
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root: FIXTURE_ROOT,
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markdown: {
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syntaxHighlight: false,
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},
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integrations: [
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mdx({
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remarkPlugins: [shikiTwoslash.default ?? shikiTwoslash],
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}),
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],
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});
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await fixture.build();
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const html = await fixture.readFile('/index.html');
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const { document } = parseHTML(html);
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const twoslashCodeBlock = document.querySelector('pre.shiki');
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expect(twoslashCodeBlock).to.not.be.null;
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});
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it('supports custom highlighter - rehype-pretty-code', async () => {
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const fixture = await loadFixture({
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root: FIXTURE_ROOT,
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markdown: {
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syntaxHighlight: false,
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},
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integrations: [
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mdx({
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rehypePlugins: [
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[
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rehypePrettyCode,
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{
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onVisitHighlightedLine(node) {
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node.properties.style = 'background-color:#000000';
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},
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},
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],
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],
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}),
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],
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});
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await fixture.build();
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const html = await fixture.readFile('/index.html');
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expect(html).to.include('style="background-color:#000000"');
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});
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});
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