Added tests

app/assets/javascripts/monitoring/deployments.js

@@ -30,9 +30,9 @@ export default class Deployments {
       this.data = [];
 
       data.deployments.forEach((deployment) => {
-        const coeff = 1000 * 60;
+        const minInSeconds = 1000 * 60;
         let time = new Date(deployment.created_at);
-        time = new Date(Math.round(time.getTime() / coeff) * coeff);
+        time = new Date(Math.round(time.getTime() / minInSeconds) * minInSeconds);
         time.setSeconds(this.chartData[0].time.getSeconds());
         const xPos = Math.floor(this.x(time));
 

app/assets/javascripts/monitoring/prometheus_graph.js

@@ -222,15 +222,6 @@ class PrometheusGraph {
     d3.selectAll(`${prometheusGraphContainer} .circle-metric`).remove();
     d3.selectAll(`${prometheusGraphContainer} .rect-text-metric:not(.deploy-info-rect)`).remove();
 
-    chart.append('circle')
-    .attr('class', 'circle-metric')
-    .attr('fill', graphSpecifics.line_color)
-    .attr('cx', currentTimeCoordinate)
-    .attr('cy', y(currentData.value))
-    .attr('r', this.commonGraphProperties.circle_radius_metric);
-
-    if (shouldHideTextMetric) return;
-
     chart.append('line')
     .attr('class', 'selected-metric-line')
     .attr({
@@ -240,6 +231,15 @@ class PrometheusGraph {
       y2: maxValueMetric,
     });
 
+    chart.append('circle')
+    .attr('class', 'circle-metric')
+    .attr('fill', graphSpecifics.line_color)
+    .attr('cx', currentTimeCoordinate)
+    .attr('cy', y(currentData.value))
+    .attr('r', this.commonGraphProperties.circle_radius_metric);
+
+    if (shouldHideTextMetric) return;
+
     // The little box with text
     const rectTextMetric = chart.append('svg')
     .attr('class', 'rect-text-metric')

spec/javascripts/fixtures/environments/metrics.html.haml

-%div
+#js-metrics{ data: { endpoint: '/test' } }
   %svg.graph-line-shadow
   .top-area
     .row

spec/javascripts/monitoring/deployments_spec.js

+import d3 from 'd3';
+import PrometheusGraph from '~/monitoring/prometheus_graph';
+import Deployments from '~/monitoring/deployments';
+import { prometheusMockData } from './prometheus_mock_data';
+
+fdescribe('Metrics deployments', () => {
+  const fixtureName = 'static/environments/metrics.html.raw';
+  let deployment;
+  let prometheusGraph;
+
+  const createDeploymentMockData = (done) => {
+    return {
+      deployments: [{
+        id: 1,
+        created_at: deployment.chartData[10].time,
+        sha: 'testing',
+        tag: false,
+        ref: {
+          name: 'testing',
+        },
+      }, {
+        id: 2,
+        created_at: deployment.chartData[15].time,
+        sha: '',
+        tag: true,
+        ref: {
+          name: 'tag',
+        },
+      }],
+    };
+  };
+
+  const graphElement = () => document.querySelector('.prometheus-graph');
+
+  preloadFixtures(fixtureName);
+
+  beforeEach((done) => {
+    // Setup the view
+    loadFixtures(fixtureName);
+
+    d3.selectAll('.prometheus-graph')
+      .append('g')
+      .attr('class', 'graph-container');
+
+    prometheusGraph = new PrometheusGraph();
+    deployment = new Deployments(1000, 500);
+
+    spyOn(prometheusGraph, 'init');
+    spyOn($, 'ajax').and.callFake(() => {
+      const d = $.Deferred();
+      d.resolve(createDeploymentMockData());
+
+      setTimeout(done);
+
+      return d.promise();
+    });
+
+    prometheusGraph.transformData(prometheusMockData.metrics);
+
+    deployment.init(prometheusGraph.data.memory_values);
+  });
+
+  it('creates line on graph for deploment', () => {
+    expect(
+      graphElement().querySelectorAll('.deployment-line').length,
+    ).toBe(2);
+  });
+
+  it('creates hidden deploy boxes', () => {
+    expect(
+      graphElement().querySelectorAll('.prometheus-graph .js-deploy-info-box').length,
+    ).toBe(2);
+  });
+
+  it('hides the info boxes by default', () => {
+    expect(
+      graphElement().querySelectorAll('.prometheus-graph .js-deploy-info-box.hidden').length,
+    ).toBe(2);
+  });
+
+  it('shows sha short code when tag is false', () => {
+    expect(
+      graphElement().querySelector('.deploy-info-1 .js-deploy-info-box').textContent.trim(),
+    ).toContain('testin');
+  });
+
+  it('shows ref name when tag is true', () => {
+    expect(
+      graphElement().querySelector('.deploy-info-2 .js-deploy-info-box').textContent.trim(),
+    ).toContain('tag');
+  });
+
+  it('shows info box when moving mouse over line', () => {
+    deployment.mouseOverDeployInfo(deployment.data[0].xPos);
+
+    expect(
+      graphElement().querySelectorAll('.prometheus-graph .js-deploy-info-box.hidden').length,
+    ).toBe(1);
+
+    expect(
+      graphElement().querySelector('.deploy-info-1 .js-deploy-info-box.hidden'),
+    ).toBeNull();
+  });
+
+  it('hides previously visible info box when moving mouse away', () => {
+    deployment.mouseOverDeployInfo(500);
+
+    expect(
+      graphElement().querySelectorAll('.prometheus-graph .js-deploy-info-box.hidden').length,
+    ).toBe(2);
+
+    expect(
+      graphElement().querySelector('.deploy-info-1 .js-deploy-info-box.hidden'),
+    ).not.toBeNull();
+  });
+});