123 lines
3.3 KiB
JavaScript
123 lines
3.3 KiB
JavaScript
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import { shallowMount } from '@vue/test-utils';
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import Area from '~/serverless/components/area.vue';
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import { mockNormalizedMetrics } from '../mock_data';
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describe('Area component', () => {
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const mockWidgets = 'mockWidgets';
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const mockGraphData = mockNormalizedMetrics;
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let areaChart;
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beforeEach(() => {
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areaChart = shallowMount(Area, {
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propsData: {
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graphData: mockGraphData,
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containerWidth: 0,
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},
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slots: {
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default: mockWidgets,
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},
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sync: false,
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});
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});
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afterEach(() => {
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areaChart.destroy();
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});
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it('renders chart title', () => {
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expect(areaChart.find({ ref: 'graphTitle' }).text()).toBe(mockGraphData.title);
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});
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it('contains graph widgets from slot', () => {
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expect(areaChart.find({ ref: 'graphWidgets' }).text()).toBe(mockWidgets);
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});
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describe('methods', () => {
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describe('formatTooltipText', () => {
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const mockDate = mockNormalizedMetrics.queries[0].result[0].values[0].time;
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const generateSeriesData = type => ({
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seriesData: [
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{
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componentSubType: type,
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value: [mockDate, 4],
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},
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],
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value: mockDate,
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});
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describe('series is of line type', () => {
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beforeEach(() => {
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areaChart.vm.formatTooltipText(generateSeriesData('line'));
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});
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it('formats tooltip title', () => {
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expect(areaChart.vm.tooltipPopoverTitle).toBe('28 Feb 2019, 11:11AM');
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});
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it('formats tooltip content', () => {
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expect(areaChart.vm.tooltipPopoverContent).toBe('Invocations (requests): 4');
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});
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});
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it('verify default interval value of 1', () => {
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expect(areaChart.vm.getInterval).toBe(1);
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});
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});
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describe('onResize', () => {
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const mockWidth = 233;
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beforeEach(() => {
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jest.spyOn(Element.prototype, 'getBoundingClientRect').mockImplementation(() => ({
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width: mockWidth,
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}));
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areaChart.vm.onResize();
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});
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it('sets area chart width', () => {
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expect(areaChart.vm.width).toBe(mockWidth);
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});
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});
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});
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describe('computed', () => {
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describe('chartData', () => {
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it('utilizes all data points', () => {
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expect(Object.keys(areaChart.vm.chartData)).toEqual(['requests']);
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expect(areaChart.vm.chartData.requests.length).toBe(2);
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});
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it('creates valid data', () => {
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const data = areaChart.vm.chartData.requests;
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expect(
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data.filter(
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datum => new Date(datum.time).getTime() > 0 && typeof datum.value === 'number',
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).length,
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).toBe(data.length);
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});
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});
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describe('generateSeries', () => {
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it('utilizes correct time data', () => {
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expect(areaChart.vm.generateSeries.data).toEqual([
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['2019-02-28T11:11:38.756Z', 0],
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['2019-02-28T11:12:38.756Z', 0],
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]);
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});
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});
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describe('xAxisLabel', () => {
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it('constructs a label for the chart x-axis', () => {
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expect(areaChart.vm.xAxisLabel).toBe('invocations / minute');
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});
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});
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describe('yAxisLabel', () => {
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it('constructs a label for the chart y-axis', () => {
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expect(areaChart.vm.yAxisLabel).toBe('Invocations (requests)');
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});
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});
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});
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});
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