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import { mount } from '@vue/test-utils';
import $ from 'jquery';
import Vue from 'vue';
import ResizableChartContainer from '~/vue_shared/components/resizable_chart/resizable_chart_container.vue';
jest.mock('~/lib/utils/common_utils', () => ({
debounceByAnimationFrame(callback) {
return jest.spyOn({ callback }, 'callback');
},
}));
describe('Resizable Chart Container', () => {
let wrapper;
beforeEach(() => {
wrapper = mount(ResizableChartContainer, {
scopedSlots: {
default: `
<template #default="{ width, height }">
<div class="slot">
<span class="width">{{width}}</span>
<span class="height">{{height}}</span>
</div>
</template>
`,
},
});
});
afterEach(() => {
wrapper.destroy();
});
it('renders the component', () => {
expect(wrapper.element).toMatchSnapshot();
});
it('updates the slot width and height props', () => {
const width = 1920;
const height = 1080;
// JSDOM mocks and sets clientWidth/clientHeight to 0 so we set manually
wrapper.vm.$refs.chartWrapper = { clientWidth: width, clientHeight: height };
$(document).trigger('content.resize');
return Vue.nextTick().then(() => {
const widthNode = wrapper.find('.slot > .width');
const heightNode = wrapper.find('.slot > .height');
expect(parseInt(widthNode.text(), 10)).toEqual(width);
expect(parseInt(heightNode.text(), 10)).toEqual(height);
});
});
it('calls onResize on manual resize', () => {
$(document).trigger('content.resize');
expect(wrapper.vm.debouncedResize).toHaveBeenCalled();
});
it('calls onResize on page resize', () => {
window.dispatchEvent(new Event('resize'));
expect(wrapper.vm.debouncedResize).toHaveBeenCalled();
});
});
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