import Vue from 'vue' import PolarChart from 'src/examples/PolarAreaExample' describe('PolarChart', () => { it('should render a canvas', () => { const vm = new Vue({ el: 'body', replace: false, template: '', components: { PolarChart } }) expect(vm.$el.querySelector('#polar-chart')).not.to.be.an('undefined') expect(vm.$el.querySelector('canvas')).not.to.be.an('undefined') expect(vm.$el.querySelector('canvas')).not.to.be.an('null') expect(vm.$el.querySelector('canvas')).to.exist }) })