import kbn from '../utils/kbn'; describe('stringToJsRegex', () => { it('should parse the valid regex value', () => { const output = kbn.stringToJsRegex('/validRegexp/'); expect(output).toBeInstanceOf(RegExp); }); it('should throw error on invalid regex value', () => { const input = '/etc/hostname'; expect(() => { kbn.stringToJsRegex(input); }).toThrow(); }); });