import { normalizeClass } from '../src' describe('normalizeClass', () => { test('handles string correctly', () => { expect(normalizeClass('foo')).toEqual('foo') }) test('handles array correctly', () => { expect(normalizeClass(['foo', undefined, true, false, 'bar'])).toEqual('foo bar') }) test('handles object correctly', () => { expect(normalizeClass({ foo: true, bar: false, baz: true })).toEqual( 'foo baz' ) }) })