2017-06-01 09:35:27 +00:00
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import PrometheusMetrics from '~/prometheus_metrics/prometheus_metrics';
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2017-06-01 15:54:56 +00:00
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import PANEL_STATE from '~/prometheus_metrics/constants';
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2017-06-01 09:35:27 +00:00
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import { metrics, missingVarMetrics } from './mock_data';
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describe('PrometheusMetrics', () => {
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2017-06-16 16:26:40 +00:00
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const FIXTURE = 'services/prometheus/prometheus_service.html.raw';
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2017-06-01 09:35:27 +00:00
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preloadFixtures(FIXTURE);
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beforeEach(() => {
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loadFixtures(FIXTURE);
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});
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describe('constructor', () => {
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let prometheusMetrics;
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beforeEach(() => {
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prometheusMetrics = new PrometheusMetrics('.js-prometheus-metrics-monitoring');
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});
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it('should initialize wrapper element refs on class object', () => {
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expect(prometheusMetrics.$wrapper).toBeDefined();
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expect(prometheusMetrics.$monitoredMetricsPanel).toBeDefined();
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expect(prometheusMetrics.$monitoredMetricsCount).toBeDefined();
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expect(prometheusMetrics.$monitoredMetricsLoading).toBeDefined();
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expect(prometheusMetrics.$monitoredMetricsEmpty).toBeDefined();
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expect(prometheusMetrics.$monitoredMetricsList).toBeDefined();
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expect(prometheusMetrics.$missingEnvVarPanel).toBeDefined();
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expect(prometheusMetrics.$panelToggle).toBeDefined();
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expect(prometheusMetrics.$missingEnvVarMetricCount).toBeDefined();
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expect(prometheusMetrics.$missingEnvVarMetricsList).toBeDefined();
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});
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it('should initialize metadata on class object', () => {
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expect(prometheusMetrics.backOffRequestCounter).toEqual(0);
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expect(prometheusMetrics.activeMetricsEndpoint).toContain('/test');
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});
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});
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2017-06-01 15:54:56 +00:00
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describe('showMonitoringMetricsPanelState', () => {
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let prometheusMetrics;
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beforeEach(() => {
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prometheusMetrics = new PrometheusMetrics('.js-prometheus-metrics-monitoring');
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});
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it('should show loading state when called with `loading`', () => {
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prometheusMetrics.showMonitoringMetricsPanelState(PANEL_STATE.LOADING);
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expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeFalsy();
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expect(prometheusMetrics.$monitoredMetricsEmpty.hasClass('hidden')).toBeTruthy();
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expect(prometheusMetrics.$monitoredMetricsList.hasClass('hidden')).toBeTruthy();
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});
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it('should show metrics list when called with `list`', () => {
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prometheusMetrics.showMonitoringMetricsPanelState(PANEL_STATE.LIST);
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expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeTruthy();
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expect(prometheusMetrics.$monitoredMetricsEmpty.hasClass('hidden')).toBeTruthy();
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expect(prometheusMetrics.$monitoredMetricsList.hasClass('hidden')).toBeFalsy();
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});
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it('should show empty state when called with `empty`', () => {
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prometheusMetrics.showMonitoringMetricsPanelState(PANEL_STATE.EMPTY);
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expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeTruthy();
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expect(prometheusMetrics.$monitoredMetricsEmpty.hasClass('hidden')).toBeFalsy();
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expect(prometheusMetrics.$monitoredMetricsList.hasClass('hidden')).toBeTruthy();
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});
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});
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2017-06-01 09:35:27 +00:00
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describe('populateActiveMetrics', () => {
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let prometheusMetrics;
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beforeEach(() => {
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prometheusMetrics = new PrometheusMetrics('.js-prometheus-metrics-monitoring');
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});
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it('should show monitored metrics list', () => {
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prometheusMetrics.populateActiveMetrics(metrics);
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const $metricsListLi = prometheusMetrics.$monitoredMetricsList.find('li');
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expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeTruthy();
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expect(prometheusMetrics.$monitoredMetricsList.hasClass('hidden')).toBeFalsy();
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expect(prometheusMetrics.$monitoredMetricsCount.text()).toEqual('12');
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expect($metricsListLi.length).toEqual(metrics.length);
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2017-06-01 15:54:56 +00:00
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expect($metricsListLi.first().find('.badge').text()).toEqual(`${metrics[0].active_metrics}`);
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2017-06-01 09:35:27 +00:00
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});
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it('should show missing environment variables list', () => {
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prometheusMetrics.populateActiveMetrics(missingVarMetrics);
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expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeTruthy();
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expect(prometheusMetrics.$missingEnvVarPanel.hasClass('hidden')).toBeFalsy();
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expect(prometheusMetrics.$missingEnvVarMetricCount.text()).toEqual('2');
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expect(prometheusMetrics.$missingEnvVarPanel.find('li').length).toEqual(2);
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expect(prometheusMetrics.$missingEnvVarPanel.find('.flash-container')).toBeDefined();
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});
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});
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describe('loadActiveMetrics', () => {
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let prometheusMetrics;
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beforeEach(() => {
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prometheusMetrics = new PrometheusMetrics('.js-prometheus-metrics-monitoring');
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});
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it('should show loader animation while response is being loaded and hide it when request is complete', (done) => {
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const deferred = $.Deferred();
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2017-10-12 09:58:36 +00:00
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spyOn($, 'ajax').and.returnValue(deferred.promise());
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2017-06-01 09:35:27 +00:00
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prometheusMetrics.loadActiveMetrics();
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expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeFalsy();
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2017-10-12 09:58:36 +00:00
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expect($.ajax).toHaveBeenCalledWith({
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url: prometheusMetrics.activeMetricsEndpoint,
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dataType: 'json',
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global: false,
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});
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2017-06-01 09:35:27 +00:00
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deferred.resolve({ data: metrics, success: true });
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setTimeout(() => {
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expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeTruthy();
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done();
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});
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});
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it('should show empty state if response failed to load', (done) => {
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const deferred = $.Deferred();
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2017-10-12 09:58:36 +00:00
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spyOn($, 'ajax').and.returnValue(deferred.promise());
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2017-06-01 09:35:27 +00:00
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spyOn(prometheusMetrics, 'populateActiveMetrics');
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prometheusMetrics.loadActiveMetrics();
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deferred.reject();
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setTimeout(() => {
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expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeTruthy();
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expect(prometheusMetrics.$monitoredMetricsEmpty.hasClass('hidden')).toBeFalsy();
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done();
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});
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});
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it('should populate metrics list once response is loaded', (done) => {
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const deferred = $.Deferred();
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2017-10-12 09:58:36 +00:00
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spyOn($, 'ajax').and.returnValue(deferred.promise());
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2017-06-01 09:35:27 +00:00
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spyOn(prometheusMetrics, 'populateActiveMetrics');
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prometheusMetrics.loadActiveMetrics();
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deferred.resolve({ data: metrics, success: true });
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setTimeout(() => {
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expect(prometheusMetrics.populateActiveMetrics).toHaveBeenCalledWith(metrics);
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done();
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});
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});
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});
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});
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