gitlab-org--gitlab-foss/spec/javascripts/monitoring/monitoring_spec.js

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import Vue from 'vue';
import Monitoring from '~/monitoring/components/monitoring.vue';
import { MonitorMockInterceptor } from './mock_data';
describe('Monitoring', () => {
const fixtureName = 'environments/metrics/metrics.html.raw';
let MonitoringComponent;
let component;
preloadFixtures(fixtureName);
beforeEach(() => {
loadFixtures(fixtureName);
MonitoringComponent = Vue.extend(Monitoring);
});
describe('no metrics are available yet', () => {
it('shows a getting started empty state when no metrics are present', () => {
component = new MonitoringComponent({
el: document.querySelector('#prometheus-graphs'),
});
component.$mount();
expect(component.$el.querySelector('#prometheus-graphs')).toBe(null);
expect(component.state).toEqual('gettingStarted');
});
});
describe('requests information to the server', () => {
beforeEach(() => {
document.querySelector('#prometheus-graphs').setAttribute('data-has-metrics', 'true');
Vue.http.interceptors.push(MonitorMockInterceptor);
});
afterEach(() => {
Vue.http.interceptors = _.without(Vue.http.interceptors, MonitorMockInterceptor);
});
it('shows up a loading state', (done) => {
component = new MonitoringComponent({
el: document.querySelector('#prometheus-graphs'),
});
component.$mount();
Vue.nextTick(() => {
expect(component.state).toEqual('loading');
done();
});
});
});
});