102 lines
3.1 KiB
JavaScript
102 lines
3.1 KiB
JavaScript
import { shallowMount } from '@vue/test-utils';
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import { GlHeatmap } from '@gitlab/ui/dist/charts';
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import timezoneMock from 'timezone-mock';
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import Heatmap from '~/monitoring/components/charts/heatmap.vue';
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import { graphDataPrometheusQueryRangeMultiTrack } from '../../mock_data';
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describe('Heatmap component', () => {
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let wrapper;
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let store;
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const findChart = () => wrapper.find(GlHeatmap);
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const createWrapper = (props = {}) => {
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wrapper = shallowMount(Heatmap, {
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propsData: {
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graphData: graphDataPrometheusQueryRangeMultiTrack,
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containerWidth: 100,
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...props,
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},
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store,
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});
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};
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describe('wrapped chart', () => {
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let glHeatmapChart;
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beforeEach(() => {
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createWrapper();
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glHeatmapChart = findChart();
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});
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afterEach(() => {
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wrapper.destroy();
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});
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it('is a Vue instance', () => {
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expect(glHeatmapChart.isVueInstance()).toBe(true);
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});
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it('should display a label on the x axis', () => {
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expect(wrapper.vm.xAxisName).toBe(graphDataPrometheusQueryRangeMultiTrack.x_label);
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});
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it('should display a label on the y axis', () => {
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expect(wrapper.vm.yAxisName).toBe(graphDataPrometheusQueryRangeMultiTrack.y_label);
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});
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// According to the echarts docs https://echarts.apache.org/en/option.html#series-heatmap.data
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// each row of the heatmap chart is represented by an array inside another parent array
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// e.g. [[0, 0, 10]], the format represents the column, the row and finally the value
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// corresponding to the cell
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it('should return chartData with a length of x by y, with a length of 3 per array', () => {
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const row = wrapper.vm.chartData[0];
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expect(row.length).toBe(3);
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expect(wrapper.vm.chartData.length).toBe(30);
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});
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it('returns a series of labels for the x axis', () => {
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const { xAxisLabels } = wrapper.vm;
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expect(xAxisLabels.length).toBe(5);
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});
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describe('y axis labels', () => {
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const gmtLabels = ['3:00 PM', '4:00 PM', '5:00 PM', '6:00 PM', '7:00 PM', '8:00 PM'];
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it('y-axis labels are formatted in AM/PM format', () => {
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expect(findChart().props('yAxisLabels')).toEqual(gmtLabels);
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});
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describe('when in PT timezone', () => {
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const ptLabels = ['8:00 AM', '9:00 AM', '10:00 AM', '11:00 AM', '12:00 PM', '1:00 PM'];
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const utcLabels = gmtLabels; // Identical in this case
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beforeAll(() => {
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timezoneMock.register('US/Pacific');
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});
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afterAll(() => {
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timezoneMock.unregister();
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});
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it('by default, y-axis is formatted in PT', () => {
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createWrapper();
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expect(findChart().props('yAxisLabels')).toEqual(ptLabels);
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});
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it('when the chart uses local timezone, y-axis is formatted in PT', () => {
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createWrapper({ timezone: 'LOCAL' });
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expect(findChart().props('yAxisLabels')).toEqual(ptLabels);
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});
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it('when the chart uses UTC, y-axis is formatted in UTC', () => {
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createWrapper({ timezone: 'UTC' });
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expect(findChart().props('yAxisLabels')).toEqual(utcLabels);
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});
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});
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});
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});
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});
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