Rocket.Chat/packages/message-parser/tests/katex.test.ts

import { parse } from '../src';
import { inlineKatex, katex, paragraph, plain } from '../src/utils';

test.each([
	[
		`\\[
      \\f\\relax{x} = \\int_{-\\infty}^\\infty
      \\f\\hat\\xi\\,e^{2 \\pi i \\xi x}
      \\,d\\xi
    \\]`,
		[
			katex(`
      \\f\\relax{x} = \\int_{-\\infty}^\\infty
      \\f\\hat\\xi\\,e^{2 \\pi i \\xi x}
      \\,d\\xi
    `),
		],
	],
	['Easy as \\(E = mc^2\\), right?', [paragraph([plain('Easy as '), inlineKatex('E = mc^2'), plain(', right?')])]],
])('parses %p', (input, output) => {
	expect(parse(input, { katex: { parenthesisSyntax: true } })).toMatchObject(output);
});