[Bug Fix] #5136 (#5142)

public/app/core/time_series2.ts

@@ -173,8 +173,8 @@ export default class TimeSeries {
 
   isMsResolutionNeeded() {
     for (var i = 0; i < this.datapoints.length; i++) {
-      if (this.datapoints[i][0] !== null) {
-        var timestamp = this.datapoints[i][0].toString();
+      if (this.datapoints[i][1] !== null) {
+        var timestamp = this.datapoints[i][1].toString();
         if (timestamp.length === 13 && (timestamp % 1000) !== 0) {
           return true;
         }

public/app/plugins/panel/graph/specs/graph_ctrl_specs.ts

@@ -22,8 +22,8 @@ describe('GraphCtrl', function() {
   describe('msResolution with second resolution timestamps', function() {
     beforeEach(function() {
       var data = [
-        { target: 'test.cpu1', datapoints: [[1234567890, 45], [1234567899, 60]]},
-        { target: 'test.cpu2', datapoints: [[1236547890, 55], [1234456709, 90]]}
+        { target: 'test.cpu1', datapoints: [[45, 1234567890], [60, 1234567899]]},
+        { target: 'test.cpu2', datapoints: [[55, 1236547890], [90, 1234456709]]}
       ];
       ctx.ctrl.panel.tooltip.msResolution = false;
       ctx.ctrl.onDataReceived(data);
@@ -37,8 +37,8 @@ describe('GraphCtrl', function() {
   describe('msResolution with millisecond resolution timestamps', function() {
     beforeEach(function() {
       var data = [
-        { target: 'test.cpu1', datapoints: [[1234567890000, 45], [1234567899000, 60]]},
-        { target: 'test.cpu2', datapoints: [[1236547890001, 55], [1234456709000, 90]]}
+        { target: 'test.cpu1', datapoints: [[45, 1234567890000], [60, 1234567899000]]},
+        { target: 'test.cpu2', datapoints: [[55, 1236547890001], [90, 1234456709000]]}
       ];
       ctx.ctrl.panel.tooltip.msResolution = false;
       ctx.ctrl.onDataReceived(data);
@@ -52,8 +52,8 @@ describe('GraphCtrl', function() {
   describe('msResolution with millisecond resolution timestamps but with trailing zeroes', function() {
     beforeEach(function() {
       var data = [
-        { target: 'test.cpu1', datapoints: [[1234567890000, 45], [1234567899000, 60]]},
-        { target: 'test.cpu2', datapoints: [[1236547890000, 55], [1234456709000, 90]]}
+        { target: 'test.cpu1', datapoints: [[45, 1234567890000], [60, 1234567899000]]},
+        { target: 'test.cpu2', datapoints: [[55, 1236547890000], [90, 1234456709000]]}
       ];
       ctx.ctrl.panel.tooltip.msResolution = false;
       ctx.ctrl.onDataReceived(data);
@@ -67,9 +67,9 @@ describe('GraphCtrl', function() {
   describe('msResolution with millisecond resolution timestamps in one of the series', function() {
     beforeEach(function() {
       var data = [
-        { target: 'test.cpu1', datapoints: [[1234567890000, 45], [1234567899000, 60]]},
-        { target: 'test.cpu2', datapoints: [[1236547890010, 55], [1234456709000, 90]]},
-        { target: 'test.cpu3', datapoints: [[1236547890000, 65], [1234456709000, 120]]}
+        { target: 'test.cpu1', datapoints: [[45, 1234567890000], [60, 1234567899000]]},
+        { target: 'test.cpu2', datapoints: [[55, 1236547890010], [90, 1234456709000]]},
+        { target: 'test.cpu3', datapoints: [[65, 1236547890000], [120, 1234456709000]]}
       ];
       ctx.ctrl.panel.tooltip.msResolution = false;
       ctx.ctrl.onDataReceived(data);

public/test/core/time_series_specs.js

@@ -56,7 +56,7 @@ define([
       });
     });
 
-    describe('can detect if serie contains ms precision', function() {
+    describe('can detect if series contains ms precision', function() {
       var fakedata;
 
       beforeEach(function() {
@@ -64,13 +64,13 @@ define([
       });
 
       it('missing datapoint with ms precision', function() {
-        fakedata.datapoints[0] = [1234567890000, 1337];
+        fakedata.datapoints[0] = [1337, 1234567890000];
         series = new TimeSeries(fakedata);
         expect(series.isMsResolutionNeeded()).to.be(false);
       });
 
       it('contains datapoint with ms precision', function() {
-        fakedata.datapoints[0] = [1236547890001, 1337];
+        fakedata.datapoints[0] = [1337, 1236547890001];
         series = new TimeSeries(fakedata);
         expect(series.isMsResolutionNeeded()).to.be(true);
       });