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import { shallowMount } from '@vue/test-utils';
import SingleStatChart from '~/monitoring/components/charts/single_stat.vue';
import { graphDataPrometheusQuery } from '../../mock_data';
describe('Single Stat Chart component', () => {
let singleStatChart;
beforeEach(() => {
singleStatChart = shallowMount(SingleStatChart, {
propsData: {
graphData: graphDataPrometheusQuery,
},
});
});
afterEach(() => {
singleStatChart.destroy();
});
describe('computed', () => {
describe('statValue', () => {
it('should interpolate the value and unit props', () => {
expect(singleStatChart.vm.statValue).toBe('91.00MB');
});
it('should change the value representation to a percentile one', () => {
singleStatChart.setProps({
graphData: {
...graphDataPrometheusQuery,
maxValue: 120,
},
});
expect(singleStatChart.vm.statValue).toContain('75.83%');
});
it('should display NaN for non numeric maxValue values', () => {
singleStatChart.setProps({
graphData: {
...graphDataPrometheusQuery,
maxValue: 'not a number',
},
});
expect(singleStatChart.vm.statValue).toContain('NaN');
});
it('should display NaN for missing query values', () => {
singleStatChart.setProps({
graphData: {
...graphDataPrometheusQuery,
metrics: [
{
...graphDataPrometheusQuery.metrics[0],
result: [
{
...graphDataPrometheusQuery.metrics[0].result[0],
value: [''],
},
],
},
],
maxValue: 120,
},
});
expect(singleStatChart.vm.statValue).toContain('NaN');
});
});
});
});
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