prometheus/web/ui/module/lezer-promql/test/promql.test.js

import { parser } from '../dist/index.es.js';
import { fileTests } from '@lezer/generator/dist/test';

import * as fs from 'fs';
import * as path from 'path';
import { fileURLToPath } from 'url';

let caseDir = path.dirname(fileURLToPath(import.meta.url))
for (const file of fs.readdirSync(caseDir)) {
    if (!/\.txt$/.test(file)) continue;

    const name = /^[^.]*/.exec(file)[0];
    describe(name, () => {
        for (const { name, run } of fileTests(fs.readFileSync(path.join(caseDir, file), 'utf8'), file)) it(name, () => run(parser));
    });
}