import { isCompoundRule } from './CompoundRule'; import { invalidCompoundRule, validCompoundRule } from './__test__'; describe('isCompoundRule', (): void => { describe('given valid rules', (): void => { describe('when called', (): void => { it('should be true', (): void => { expect(isCompoundRule(validCompoundRule)).toBe(true); }); }); }); describe('given invalid rules', (): void => { describe('when called', (): void => { it('should be false', (): void => { expect(isCompoundRule(invalidCompoundRule)).toBe(false); }); }); }); });