verdaccio/packages/config/test/config-parsing.spec.ts

import path from 'path';
import { parseConfigFile } from '../src';

describe('Package access utilities', () => {
  const parseConfigurationFile = (conf) => {
    const { name, ext } = path.parse(conf);
    const format = ext.startsWith('.') ? ext.substring(1) : 'yaml';

    return path.join(__dirname, `./partials/config/${format}/${name}.${format}`);
  };

  describe('JSON format', () => {
    test('parse default.json', () => {
      const config = parseConfigFile(parseConfigurationFile('default.json'));

      expect(config.storage).toBeDefined();
    });

    test('parse invalid.json', () => {
      expect(function () {
        parseConfigFile(parseConfigurationFile('invalid.json'));
      }).toThrow(/Error/);
    });

    test('parse not-exists.json', () => {
      expect(function () {
        parseConfigFile(parseConfigurationFile('not-exists.json'));
      }).toThrow(/Error/);
    });
  });

  describe('JavaScript format', () => {
    test('parse default.js', () => {
      const config = parseConfigFile(parseConfigurationFile('default.js'));

      expect(config.storage).toBeDefined();
    });

    test('parse invalid.js', () => {
      expect(function () {
        parseConfigFile(parseConfigurationFile('invalid.js'));
      }).toThrow(/Error/);
    });

    test('parse not-exists.js', () => {
      expect(function () {
        parseConfigFile(parseConfigurationFile('not-exists.js'));
      }).toThrow(/Error/);
    });
  });
});