pustovitDmytro / json-logs

/* eslint-disable promise/prefer-await-to-callbacks */

import path from 'path';

import Mocha from 'mocha';

import glob from 'glob';

export function run(): Promise<void> {

    // Create the mocha test

    const mocha = new Mocha({

        ui    : 'tdd',

        color : true

    });

    const testsRoot = path.resolve(__dirname, '..');

    return new Promise((c, e) => {

        glob('**/**.test.js', { cwd: testsRoot }, (err, files) => {

            if (err) {

                return e(err);

            }

            // Add files to the test suite

            files.forEach(f => mocha.addFile(path.resolve(testsRoot, f)));

            try {

                // Run the mocha test

                mocha.run(failures => {

                    if (failures > 0) {

                        e(new Error(`${failures} tests failed.`));

                    } else {

                        c();

                    }

                });

            } catch (error) {

                console.error(error);

                e(error);

            }

        });

    });

}