import {shallowMount} from '@vue/test-utils' import Hamburger from '@/components/Hamburger/index.vue' describe('Hamburger.vue', () => { it('toggle click', () => { const wrapper = shallowMount(Hamburger) const mockFn = jest.fn() wrapper.vm.$on('toggleClick', mockFn) wrapper.find('.hamburger').trigger('click') expect(mockFn).toBeCalled() }) it('prop isActive', () => { const wrapper = shallowMount(Hamburger) wrapper.setProps({isActive: true}) expect(wrapper.contains('.is-active')).toBe(true) wrapper.setProps({isActive: false}) expect(wrapper.contains('.is-active')).toBe(false) }) })