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bccd88f0eb
* Move the Markdown component to its own package * Update the examples * Updated lockfile * Use is:raw * Add a main field * Update the formatting of the readme * Rename to @astrojs/markdown-component
350 lines
12 KiB
JavaScript
350 lines
12 KiB
JavaScript
import { expect } from 'chai';
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import * as cheerio from 'cheerio';
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import { loadFixture, fixLineEndings } from './test-utils.js';
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describe('Astro Markdown', () => {
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let fixture;
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before(async () => {
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fixture = await loadFixture({
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root: './fixtures/astro-markdown/',
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});
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await fixture.build();
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});
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it('Can load markdown pages with Astro', async () => {
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const html = await fixture.readFile('/post/index.html');
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const $ = cheerio.load(html);
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// test 1: There is a div added in markdown
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expect($('#first').length).to.be.ok;
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// test 2: There is a div added via a component from markdown
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expect($('#test').length).to.be.ok;
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});
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it('Can parse JSX expressions in markdown pages', async () => {
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const html = await fixture.readFile('/jsx-expressions/index.html');
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const $ = cheerio.load(html);
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expect($('h2').html()).to.equal('Blog Post with JSX expressions');
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expect(html).to.contain('JSX at the start of the line!');
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for (let listItem of ['test-1', 'test-2', 'test-3']) {
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expect($(`#${listItem}`).html()).to.equal(`${listItem}`);
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}
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});
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it('Can handle slugs with JSX expressions in markdown pages', async () => {
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const html = await fixture.readFile('/slug/index.html');
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const $ = cheerio.load(html);
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expect($('h1').attr('id')).to.equal('my-blog-post');
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});
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it('Can handle code elements without extra spacing', async () => {
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const html = await fixture.readFile('/code-element/index.html');
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const $ = cheerio.load(html);
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$('code').each((_, el) => {
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expect($(el).html()).to.equal($(el).html().trim());
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});
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});
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it('Can handle namespaced components in markdown', async () => {
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const html = await fixture.readFile('/namespace/index.html');
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const $ = cheerio.load(html);
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expect($('h1').text()).to.equal('Hello Namespace!');
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expect($('button').length).to.equal(1);
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});
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it('Correctly handles component children in markdown pages (#3319)', async () => {
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const html = await fixture.readFile('/children/index.html');
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expect(html).not.to.contain('<p></p>');
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});
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it('Can handle HTML comments in markdown pages', async () => {
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const html = await fixture.readFile('/comment/index.html');
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const $ = cheerio.load(html);
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expect($('h1').text()).to.equal('It works!');
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});
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it('Prevents `*/` sequences from breaking HTML comments (#3476)', async () => {
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const html = await fixture.readFile('/comment-with-js/index.html');
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const $ = cheerio.load(html);
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expect($('h1').text()).to.equal('It still works!');
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});
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it('Can handle HTML comments in inline code', async () => {
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const html = await fixture.readFile('/comment-with-js/index.html');
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const $ = cheerio.load(html);
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expect($('p code').text()).to.equal('<!-- HTML comments in code -->');
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});
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it('Can handle HTML comments in code fences', async () => {
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const html = await fixture.readFile('/comment-with-js/index.html');
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const $ = cheerio.load(html);
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expect($('pre > code').text()).to.equal('<!-- HTML comments in code fence -->');
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});
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// https://github.com/withastro/astro/issues/3254
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it('Can handle scripts in markdown pages', async () => {
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const html = await fixture.readFile('/script/index.html');
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expect(html).not.to.match(new RegExp('/src/scripts/test.js'));
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});
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it('Can load more complex jsxy stuff', async () => {
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const html = await fixture.readFile('/complex/index.html');
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const $ = cheerio.load(html);
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expect($('#test').text()).to.equal('Hello world');
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});
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it('Empty code blocks do not fail', async () => {
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const html = await fixture.readFile('/empty-code/index.html');
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const $ = cheerio.load(html);
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// test 1: There is not a `<code>` in the codeblock
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expect($('pre')[0].children).to.have.lengthOf(1);
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// test 2: The empty `<pre>` failed to render
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expect($('pre')[1].children).to.have.lengthOf(0);
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});
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it('Runs code blocks through syntax highlighter', async () => {
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const html = await fixture.readFile('/code/index.html');
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const $ = cheerio.load(html);
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// test 1: There are child spans in code blocks
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expect($('code span').length).greaterThan(0);
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});
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it('Scoped styles should not break syntax highlight', async () => {
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const html = await fixture.readFile('/scopedStyles-code/index.html');
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const $ = cheerio.load(html);
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// test 1: <pre> tag has correct shiki class
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expect($('pre').hasClass('astro-code')).to.equal(true);
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// test 2: inline styles are still applied
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expect($('pre').is('[style]')).to.equal(true);
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// test 3: There are styled child spans in code blocks
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expect($('pre code span').length).to.be.greaterThan(0);
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expect($('pre code span').is('[style]')).to.equal(true);
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});
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function isAstroScopedClass(cls) {
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return /^astro-.*/.test(cls);
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}
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it('Scoped styles should be applied to syntax highlighted lines', async () => {
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const html = await fixture.readFile('/scopedStyles-code/index.html');
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const $ = cheerio.load(html);
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// test 1: the "pre" tag receives scoped style
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const preClassList = $('pre').attr('class').split(/\s+/);
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expect(preClassList.length).to.equal(2);
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const preAstroClass = preClassList.find(isAstroScopedClass);
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expect(Boolean(preAstroClass)).to.equal(true);
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// test 2: each "span" line receives scoped style
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const spanClassList = $('pre code span').attr('class').split(/\s+/);
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expect(spanClassList.length).to.equal(2);
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const spanAstroClass = spanClassList.find(isAstroScopedClass);
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expect(Boolean(spanAstroClass)).to.equal(true);
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});
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it('Renders correctly when deeply nested on a page', async () => {
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const html = await fixture.readFile('/deep/index.html');
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const $ = cheerio.load(html);
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// test 1: Rendered all children
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expect($('#deep').children()).to.have.lengthOf(3);
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// tests 2–4: Only rendered title in each section
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expect($('.a').children()).to.have.lengthOf(1);
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expect($('.b').children()).to.have.lengthOf(1);
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expect($('.c').children()).to.have.lengthOf(1);
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// test 5–7: Rendered title in correct section
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expect($('.a > h2').text()).to.equal('A');
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expect($('.b > h2').text()).to.equal('B');
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expect($('.c > h2').text()).to.equal('C');
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});
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it('Renders dynamic content though the content attribute', async () => {
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const html = await fixture.readFile('/external/index.html');
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const $ = cheerio.load(html);
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// test 1: Rendered markdown content
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expect($('#outer')).to.have.lengthOf(1);
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// test 2: Nested markdown content
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expect($('#inner')).to.have.lengthOf(1);
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// test 3: Scoped class passed down
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expect($('#inner').is('[class]')).to.equal(true);
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});
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it('Renders curly braces correctly', async () => {
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const html = await fixture.readFile('/braces/index.html');
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const $ = cheerio.load(html);
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// test 1: Rendered curly braces markdown content
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expect($('code')).to.have.lengthOf(3);
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// test 2: Rendered curly braces markdown content
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expect($('code:first-child').text()).to.equal('({})');
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// test 3: Rendered curly braces markdown content
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expect($('code:nth-child(2)').text()).to.equal('{...props}');
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// test 4: Rendered curly braces markdown content
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expect($('code:last-child').text()).to.equal('{/* JavaScript */}');
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});
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it('Does not close parent early when using content attribute (#494)', async () => {
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const html = await fixture.readFile('/close/index.html');
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const $ = cheerio.load(html);
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// test <Markdown content /> closed div#target early
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expect($('#target').children()).to.have.lengthOf(2);
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});
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it('Can render markdown with --- for horizontal rule', async () => {
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const html = await fixture.readFile('/dash/index.html');
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expect(!!html).to.equal(true);
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});
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it('Can render markdown content prop (#1259)', async () => {
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const html = await fixture.readFile('/content/index.html');
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const $ = cheerio.load(html);
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// test Markdown rendered correctly via content prop
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expect($('h1').text()).to.equal('Foo');
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});
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it("doesn't occurs TypeError when no elements", async () => {
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const html = await fixture.readFile('/no-elements/index.html');
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// render html without error
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expect(html).to.be.ok;
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});
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it('can render nested list correctly', async () => {
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const html = await fixture.readFile('/nested-list/index.html');
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const $ = cheerio.load(html);
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/**
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* - list
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* - list
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*/
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expect($('#target > ul > li').children()).to.have.lengthOf(1);
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expect($('#target > ul > li > ul > li').text()).to.equal('nested list');
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/**
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* 1. Hello
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* 1. nested hello
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*/
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expect($('#target > ol > li').children()).to.have.lengthOf(1);
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expect($('#target > ol > li > ol > li').text()).to.equal('nested hello');
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});
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it('Exposes raw markdown content', async () => {
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const { raw } = JSON.parse(await fixture.readFile('/raw-content.json'));
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expect(fixLineEndings(raw)).to.equal(
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`\n## With components\n\n### Non-hydrated\n\n<Hello name="Astro Naut" />\n\n### Hydrated\n\n<Counter client:load />\n<SvelteButton client:load />\n`
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);
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});
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it('Exposes HTML parser for raw markdown content', async () => {
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const { compiled } = JSON.parse(await fixture.readFile('/raw-content.json'));
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expect(fixLineEndings(compiled)).to.equal(
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`<h2 id="with-components">With components</h2>\n<h3 id="non-hydrated">Non-hydrated</h3>\n<Hello name="Astro Naut" />\n<h3 id="hydrated">Hydrated</h3>\n<Counter client:load />\n<SvelteButton client:load />`
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);
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});
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it('Allows referencing Vite env var names in markdown (#3412)', async () => {
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const html = await fixture.readFile('/vite-env-vars/index.html');
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const $ = cheerio.load(html);
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// test 1: referencing an existing var name
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expect($('code').eq(0).text()).to.equal('import.meta.env.SITE');
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expect($('li').eq(0).text()).to.equal('import.meta.env.SITE');
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expect($('code').eq(3).text()).to.contain('site: import.meta.env.SITE');
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expect($('blockquote').text()).to.contain('import.meta.env.SITE');
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// test 2: referencing a non-existing var name
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expect($('code').eq(1).text()).to.equal('import.meta.env.TITLE');
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expect($('li').eq(1).text()).to.equal('import.meta.env.TITLE');
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expect($('code').eq(3).text()).to.contain('title: import.meta.env.TITLE');
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expect($('blockquote').text()).to.contain('import.meta.env.TITLE');
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// test 3: referencing `import.meta.env` itself (without any var name)
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expect($('code').eq(2).text()).to.equal('import.meta.env');
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expect($('li').eq(2).text()).to.equal('import.meta.env');
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expect($('code').eq(3).text()).to.contain('// Use Vite env vars with import.meta.env');
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expect($('blockquote').text()).to.match(/import\.meta\.env\s*$/);
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});
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it('Escapes HTML tags in code blocks', async () => {
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const html = await fixture.readFile('/code-in-md/index.html');
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const $ = cheerio.load(html);
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expect($('code').eq(0).html()).to.equal('<script>');
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expect($('blockquote').length).to.equal(1);
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expect($('code').eq(1).html()).to.equal('</script>');
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expect($('pre').html()).to.contain('>This should also work without any problems.<');
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});
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it('Allows defining slot contents in component children', async () => {
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const html = await fixture.readFile('/slots/index.html');
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const $ = cheerio.load(html);
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const slots = $('article').eq(0);
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expect(slots.find('> .fragmentSlot > div').text()).to.contain('1:');
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expect(slots.find('> .fragmentSlot > div + p').text()).to.contain('2:');
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expect(slots.find('> .pSlot > p[title="hello"]').text()).to.contain('3:');
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expect(slots.find('> .defaultSlot').html()).to.match(
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new RegExp(
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`<div>4: Div in default slot</div>` +
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// Optional extra paragraph due to the line breaks between components
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`(<p></p>)?` +
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`<p>5: Paragraph in fragment in default slot</p>` +
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// Optional whitespace due to the line breaks between components
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`[\s\n]*` +
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`6: Regular text in default slot`
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)
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);
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const nestedSlots = $('article').eq(1);
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expect(nestedSlots.find('> .fragmentSlot').html()).to.contain('1:');
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expect(nestedSlots.find('> .pSlot > p').text()).to.contain('2:');
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expect(nestedSlots.find('> .defaultSlot > article').text().replace(/\s+/g, ' ')).to.equal(
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`
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3: nested fragmentSlot
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4: nested pSlot
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5: nested text in default slot
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`.replace(/\s+/g, ' ')
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);
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expect($('article').eq(3).text().replace(/[^❌]/g, '')).to.equal('❌❌❌');
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expect($('article').eq(4).text().replace(/[^❌]/g, '')).to.equal('❌❌❌');
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});
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it('Generate the right props for the layout', async () => {
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const html = await fixture.readFile('/layout-props/index.html');
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const $ = cheerio.load(html);
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expect($('#title').text()).to.equal('Hello world!');
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expect($('#url').text()).to.equal('/layout-props');
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expect($('#file').text()).to.match(/.*\/layout-props.md$/);
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});
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});
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