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import Vue from 'vue';
import MockAdapter from 'axios-mock-adapter';
import Dashboard from '~/monitoring/components/dashboard.vue';
import { timeWindows } from '~/monitoring/constants';
import axios from '~/lib/utils/axios_utils';
import { metricsGroupsAPIResponse, mockApiEndpoint, environmentData } from './mock_data';
const propsData = {
hasMetrics: false,
documentationPath: '/path/to/docs',
settingsPath: '/path/to/settings',
clustersPath: '/path/to/clusters',
tagsPath: '/path/to/tags',
projectPath: '/path/to/project',
metricsEndpoint: mockApiEndpoint,
deploymentEndpoint: null,
emptyGettingStartedSvgPath: '/path/to/getting-started.svg',
emptyLoadingSvgPath: '/path/to/loading.svg',
emptyNoDataSvgPath: '/path/to/no-data.svg',
emptyUnableToConnectSvgPath: '/path/to/unable-to-connect.svg',
environmentsEndpoint: '/root/hello-prometheus/environments/35',
currentEnvironmentName: 'production',
};
export default propsData;
describe('Dashboard', () => {
let DashboardComponent;
let mock;
beforeEach(() => {
setFixtures(`
<div class="prometheus-graphs"></div>
<div class="layout-page"></div>
`);
mock = new MockAdapter(axios);
DashboardComponent = Vue.extend(Dashboard);
});
afterEach(() => {
mock.restore();
});
describe('no metrics are available yet', () => {
it('shows a getting started empty state when no metrics are present', () => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData,
});
expect(component.$el.querySelector('.prometheus-graphs')).toBe(null);
expect(component.state).toEqual('gettingStarted');
});
});
describe('requests information to the server', () => {
beforeEach(() => {
mock.onGet(mockApiEndpoint).reply(200, metricsGroupsAPIResponse);
});
it('shows up a loading state', done => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData: { ...propsData, hasMetrics: true },
});
Vue.nextTick(() => {
expect(component.state).toEqual('loading');
done();
});
});
it('hides the legend when showLegend is false', done => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData: { ...propsData, hasMetrics: true, showLegend: false },
});
setTimeout(() => {
expect(component.showEmptyState).toEqual(false);
expect(component.$el.querySelector('.legend-group')).toEqual(null);
expect(component.$el.querySelector('.prometheus-graph-group')).toBeTruthy();
done();
});
});
it('hides the group panels when showPanels is false', done => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData: { ...propsData, hasMetrics: true, showPanels: false },
});
setTimeout(() => {
expect(component.showEmptyState).toEqual(false);
expect(component.$el.querySelector('.prometheus-panel')).toEqual(null);
expect(component.$el.querySelector('.prometheus-graph-group')).toBeTruthy();
done();
});
});
it('renders the environments dropdown with a number of environments', done => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData: { ...propsData, hasMetrics: true, showPanels: false },
});
component.store.storeEnvironmentsData(environmentData);
setTimeout(() => {
const dropdownMenuEnvironments = component.$el.querySelectorAll(
'#environments-dropdown .dropdown-item',
);
expect(dropdownMenuEnvironments.length).toEqual(component.store.environmentsData.length);
done();
});
});
it('hides the environments dropdown list when there is no environments', done => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData: { ...propsData, hasMetrics: true, showPanels: false },
});
component.store.storeEnvironmentsData([]);
setTimeout(() => {
const dropdownMenuEnvironments = component.$el.querySelectorAll(
'#environments-dropdown .dropdown-item',
);
expect(dropdownMenuEnvironments.length).toEqual(0);
done();
});
});
it('renders the environments dropdown with a single is-active element', done => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData: { ...propsData, hasMetrics: true, showPanels: false },
});
component.store.storeEnvironmentsData(environmentData);
setTimeout(() => {
const dropdownItems = component.$el.querySelectorAll(
'#environments-dropdown .dropdown-item',
);
const dropdownActiveElements = Array.from(dropdownItems).filter(el => el.getAttribute('active') === 'true')
expect(dropdownActiveElements.length).toEqual(1);
expect(dropdownActiveElements[0].textContent.trim()).toEqual(
component.currentEnvironmentName,
);
done();
});
});
it('renders the time window dropdown with a set of options ', done => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData: { ...propsData, hasMetrics: true, showPanels: false },
});
const numberOfTimeWindows = Object.keys(timeWindows).length;
setTimeout(() => {
const timeWindowDropdown = component.$el.querySelector(
'#time-window-dropdown',
);
const timeWindowDropdownEls = component.$el.querySelectorAll(
'#time-window-dropdown .dropdown-item'
);
expect(timeWindowDropdown).not.toBeNull();
expect(timeWindowDropdownEls.length).toEqual(numberOfTimeWindows);
done();
});
});
});
describe('when the window resizes', () => {
beforeEach(() => {
mock.onGet(mockApiEndpoint).reply(200, metricsGroupsAPIResponse);
jasmine.clock().install();
});
afterEach(() => {
jasmine.clock().uninstall();
});
it('sets elWidth to page width when the sidebar is resized', done => {
const component = new DashboardComponent({
el: document.querySelector('.prometheus-graphs'),
propsData: { ...propsData, hasMetrics: true, showPanels: false },
});
expect(component.elWidth).toEqual(0);
const pageLayoutEl = document.querySelector('.layout-page');
pageLayoutEl.classList.add('page-with-icon-sidebar');
Vue.nextTick()
.then(() => {
jasmine.clock().tick(1000);
return Vue.nextTick();
})
.then(() => {
expect(component.elWidth).toEqual(pageLayoutEl.clientWidth);
done();
})
.catch(done.fail);
});
});
});
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