Merge pull request #9936 from grafana/js-to-ts-migration

Js to ts migration

public/app/plugins/datasource/influxdb/influx_series.d.ts

@@ -1,2 +0,0 @@
-declare var test: any;
-export default test;

public/app/plugins/datasource/influxdb/influx_series.js → public/app/plugins/datasource/influxdb/influx_series.ts

@@ -1,28 +1,27 @@
-define([
-  'lodash',
-  'app/core/table_model',
-],
-function (_, TableModel) {
-  'use strict';
-
-  function InfluxSeries(options) {
+import _ from 'lodash';
+import TableModel from 'app/core/table_model';
+
+export default class InfluxSeries {
+
+  series: any;
+  alias: any;
+  annotation: any;
+
+  constructor(options) {
     this.series = options.series;
     this.alias = options.alias;
     this.annotation = options.annotation;
   }
 
-  var p = InfluxSeries.prototype;
-
-  p.getTimeSeries = function() {
+  getTimeSeries() {
     var output = [];
-    var self = this;
     var i, j;
 
-    if (self.series.length === 0) {
+    if (this.series.length === 0) {
       return output;
     }
 
-    _.each(self.series, function(series) {
+    _.each(this.series, (series) => {
       var columns = series.columns.length;
       var tags = _.map(series.tags, function(value, key) {
         return key + ': ' + value;
@@ -35,8 +34,8 @@ function (_, TableModel) {
           seriesName = seriesName + '.' + columnName;
         }
 
-        if (self.alias) {
-          seriesName = self._getSeriesName(series, j);
+        if (this.alias) {
+          seriesName = this._getSeriesName(series, j);
         } else if (series.tags) {
           seriesName = seriesName + ' {' + tags.join(', ') + '}';
         }
@@ -53,9 +52,9 @@ function (_, TableModel) {
     });
 
     return output;
-  };
+  }
 
-  p._getSeriesName = function(series, index) {
+  _getSeriesName(series, index) {
     var regex = /\$(\w+)|\[\[([\s\S]+?)\]\]/g;
     var segments = series.name.split('.');
 
@@ -72,30 +71,29 @@ function (_, TableModel) {
       if (!series.tags) { return match; }
       return series.tags[tag];
     });
-  };
+  }
 
-  p.getAnnotations = function () {
+  getAnnotations() {
     var list = [];
-    var self = this;
 
-    _.each(this.series, function (series) {
+    _.each(this.series, (series) => {
       var titleCol = null;
       var timeCol = null;
       var tagsCol = [];
       var textCol = null;
 
-      _.each(series.columns, function(column, index) {
+      _.each(series.columns, (column, index) => {
         if (column === 'time') { timeCol = index; return; }
         if (column === 'sequence_number') { return; }
         if (!titleCol) { titleCol = index; }
-        if (column === self.annotation.titleColumn) { titleCol = index; return; }
-        if (_.includes((self.annotation.tagsColumn || '').replace(' ', '').split(","), column)) { tagsCol.push(index); return; }
-        if (column === self.annotation.textColumn) { textCol = index; return; }
+        if (column === this.annotation.titleColumn) { titleCol = index; return; }
+        if (_.includes((this.annotation.tagsColumn || '').replace(' ', '').split(","), column)) { tagsCol.push(index); return; }
+        if (column === this.annotation.textColumn) { textCol = index; return; }
       });
 
-      _.each(series.values, function (value) {
+      _.each(series.values, (value) => {
         var data = {
-          annotation: self.annotation,
+          annotation: this.annotation,
           time: + new Date(value[timeCol]),
           title: value[titleCol],
           // Remove empty values, then split in different tags for comma separated values
@@ -108,18 +106,17 @@ function (_, TableModel) {
     });
 
     return list;
-  };
+  }
 
-  p.getTable = function() {
-    var table = new TableModel.default();
-    var self = this;
+  getTable() {
+    var table = new TableModel();
     var i, j;
 
-    if (self.series.length === 0) {
+    if (this.series.length === 0) {
       return table;
     }
 
-    _.each(self.series, function(series, seriesIndex) {
+    _.each(this.series, (series, seriesIndex) => {
 
       if (seriesIndex === 0) {
         table.columns.push({text: 'Time', type: 'time'});
@@ -151,7 +148,11 @@ function (_, TableModel) {
     });
 
     return table;
-  };
+  }
+}
+
+
+
+
+
 
-  return InfluxSeries;
-});

public/app/plugins/datasource/influxdb/response_parser.ts

@@ -1,5 +1,3 @@
-///<reference path="../../../headers/common.d.ts" />
-
 import _ from 'lodash';
 
 export default class ResponseParser {

public/app/plugins/datasource/influxdb/specs/influx_query_specs.ts → public/app/plugins/datasource/influxdb/specs/influx_query.jest.ts

@@ -1,5 +1,3 @@
-import {describe, it, expect} from 'test/lib/common';
-
 import InfluxQuery from '../influx_query';
 
 describe('InfluxQuery', function() {
@@ -12,7 +10,7 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       var queryText = query.render();
-      expect(queryText).to.be('SELECT mean("value") FROM "cpu" WHERE $timeFilter GROUP BY time($__interval) fill(null)');
+      expect(queryText).toBe('SELECT mean("value") FROM "cpu" WHERE $timeFilter GROUP BY time($__interval) fill(null)');
     });
   });
 
@@ -24,7 +22,7 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       var queryText = query.render();
-      expect(queryText).to.be('SELECT mean("value") FROM "5m_avg"."cpu" WHERE $timeFilter GROUP BY time($__interval) fill(null)');
+      expect(queryText).toBe('SELECT mean("value") FROM "5m_avg"."cpu" WHERE $timeFilter GROUP BY time($__interval) fill(null)');
     });
   });
 
@@ -43,7 +41,7 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       var queryText = query.render();
-      expect(queryText).to.be('SELECT mean("value") /100 AS "text" FROM "cpu" WHERE $timeFilter GROUP BY time($__interval) fill(null)');
+      expect(queryText).toBe('SELECT mean("value") /100 AS "text" FROM "cpu" WHERE $timeFilter GROUP BY time($__interval) fill(null)');
     });
   });
 
@@ -57,7 +55,7 @@ describe('InfluxQuery', function() {
 
       var queryText = query.render();
 
-      expect(queryText).to.be('SELECT mean("value") FROM "cpu" WHERE ("hostname" = \'server\\\\1\') AND $timeFilter'
+      expect(queryText).toBe('SELECT mean("value") FROM "cpu" WHERE ("hostname" = \'server\\\\1\') AND $timeFilter'
                           + ' GROUP BY time($__interval)');
     });
 
@@ -69,7 +67,7 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       var queryText = query.render();
-      expect(queryText).to.be('SELECT mean("value") FROM "cpu" WHERE ("app" =~ /e.*/) AND $timeFilter GROUP BY time($__interval)');
+      expect(queryText).toBe('SELECT mean("value") FROM "cpu" WHERE ("app" =~ /e.*/) AND $timeFilter GROUP BY time($__interval)');
     });
   });
 
@@ -82,7 +80,7 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       var queryText = query.render();
-      expect(queryText).to.be('SELECT mean("value") FROM "cpu" WHERE ("hostname" = \'server1\' AND "app" = \'email\') AND ' +
+      expect(queryText).toBe('SELECT mean("value") FROM "cpu" WHERE ("hostname" = \'server1\' AND "app" = \'email\') AND ' +
                           '$timeFilter GROUP BY time($__interval)');
     });
   });
@@ -96,7 +94,7 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       var queryText = query.render();
-      expect(queryText).to.be('SELECT mean("value") FROM "cpu" WHERE ("hostname" = \'server1\' OR "hostname" = \'server2\') AND ' +
+      expect(queryText).toBe('SELECT mean("value") FROM "cpu" WHERE ("hostname" = \'server1\' OR "hostname" = \'server2\') AND ' +
                           '$timeFilter GROUP BY time($__interval)');
     });
   });
@@ -110,7 +108,7 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       var queryText = query.render();
-      expect(queryText).to.be('SELECT mean("value") FROM "cpu" WHERE ("value" > 5) AND $timeFilter');
+      expect(queryText).toBe('SELECT mean("value") FROM "cpu" WHERE ("value" > 5) AND $timeFilter');
     });
   });
 
@@ -123,7 +121,7 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       var queryText = query.render();
-      expect(queryText).to.be('SELECT mean("value") FROM "cpu" WHERE $timeFilter GROUP BY time($__interval), "host"');
+      expect(queryText).toBe('SELECT mean("value") FROM "cpu" WHERE $timeFilter GROUP BY time($__interval), "host"');
     });
   });
 
@@ -135,7 +133,7 @@ describe('InfluxQuery', function() {
         groupBy: [],
       }, templateSrv, {});
       var queryText = query.render();
-      expect(queryText).to.be('SELECT "value" FROM "cpu" WHERE $timeFilter');
+      expect(queryText).toBe('SELECT "value" FROM "cpu" WHERE $timeFilter');
     });
   });
 
@@ -147,7 +145,7 @@ describe('InfluxQuery', function() {
         groupBy: [{type: 'time'}, {type: 'fill', params: ['0']}],
       }, templateSrv, {});
       var queryText = query.render();
-      expect(queryText).to.be('SELECT "value" FROM "cpu" WHERE $timeFilter GROUP BY time($__interval) fill(0)');
+      expect(queryText).toBe('SELECT "value" FROM "cpu" WHERE $timeFilter GROUP BY time($__interval) fill(0)');
     });
   });
 
@@ -160,10 +158,10 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       query.addGroupBy('tag(host)');
-      expect(query.target.groupBy.length).to.be(3);
-      expect(query.target.groupBy[1].type).to.be('tag');
-      expect(query.target.groupBy[1].params[0]).to.be('host');
-      expect(query.target.groupBy[2].type).to.be('fill');
+      expect(query.target.groupBy.length).toBe(3);
+      expect(query.target.groupBy[1].type).toBe('tag');
+      expect(query.target.groupBy[1].params[0]).toBe('host');
+      expect(query.target.groupBy[2].type).toBe('fill');
     });
 
     it('should add tag last if no fill', function() {
@@ -173,8 +171,8 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       query.addGroupBy('tag(host)');
-      expect(query.target.groupBy.length).to.be(1);
-      expect(query.target.groupBy[0].type).to.be('tag');
+      expect(query.target.groupBy.length).toBe(1);
+      expect(query.target.groupBy[0].type).toBe('tag');
     });
 
   });
@@ -188,8 +186,8 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       query.addSelectPart(query.selectModels[0], 'mean');
-      expect(query.target.select[0].length).to.be(2);
-      expect(query.target.select[0][1].type).to.be('mean');
+      expect(query.target.select[0].length).toBe(2);
+      expect(query.target.select[0][1].type).toBe('mean');
     });
 
     it('should replace sum by mean', function() {
@@ -199,8 +197,8 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       query.addSelectPart(query.selectModels[0], 'sum');
-      expect(query.target.select[0].length).to.be(2);
-      expect(query.target.select[0][1].type).to.be('sum');
+      expect(query.target.select[0].length).toBe(2);
+      expect(query.target.select[0][1].type).toBe('sum');
     });
 
     it('should add math before alias', function() {
@@ -210,8 +208,8 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       query.addSelectPart(query.selectModels[0], 'math');
-      expect(query.target.select[0].length).to.be(4);
-      expect(query.target.select[0][2].type).to.be('math');
+      expect(query.target.select[0].length).toBe(4);
+      expect(query.target.select[0][2].type).toBe('math');
     });
 
     it('should add math last', function() {
@@ -221,8 +219,8 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       query.addSelectPart(query.selectModels[0], 'math');
-      expect(query.target.select[0].length).to.be(3);
-      expect(query.target.select[0][2].type).to.be('math');
+      expect(query.target.select[0].length).toBe(3);
+      expect(query.target.select[0][2].type).toBe('math');
     });
 
     it('should replace math', function() {
@@ -232,8 +230,8 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       query.addSelectPart(query.selectModels[0], 'math');
-      expect(query.target.select[0].length).to.be(3);
-      expect(query.target.select[0][2].type).to.be('math');
+      expect(query.target.select[0].length).toBe(3);
+      expect(query.target.select[0][2].type).toBe('math');
     });
 
     it('should add math when one only query part', function() {
@@ -243,8 +241,8 @@ describe('InfluxQuery', function() {
       }, templateSrv, {});
 
       query.addSelectPart(query.selectModels[0], 'math');
-      expect(query.target.select[0].length).to.be(2);
-      expect(query.target.select[0][1].type).to.be('math');
+      expect(query.target.select[0].length).toBe(2);
+      expect(query.target.select[0][1].type).toBe('math');
     });
 
     describe('when render adhoc filters', function() {
@@ -256,7 +254,7 @@ describe('InfluxQuery', function() {
           {key: 'key2', operator: '!=', value: 'value2'},
         ]);
 
-        expect(queryText).to.be('"key1" = \'value1\' AND "key2" != \'value2\'');
+        expect(queryText).toBe('"key1" = \'value1\' AND "key2" != \'value2\'');
       });
     });
 

public/app/plugins/datasource/influxdb/specs/influx_series_specs.ts → public/app/plugins/datasource/influxdb/specs/influx_series.jest.ts

@@ -1,4 +1,3 @@
-import {describe, it, expect} from 'test/lib/common';
 import InfluxSeries from '../influx_series';
 
 describe('when generating timeseries from influxdb response', function() {
@@ -19,24 +18,24 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var result = series.getTimeSeries();
 
-        expect(result.length).to.be(3);
-        expect(result[0].target).to.be('cpu.mean {app: test, server: server1}');
-        expect(result[0].datapoints[0][0]).to.be(10);
-        expect(result[0].datapoints[0][1]).to.be(1431946625000);
-        expect(result[0].datapoints[1][0]).to.be(20);
-        expect(result[0].datapoints[1][1]).to.be(1431946626000);
-
-        expect(result[1].target).to.be('cpu.max {app: test, server: server1}');
-        expect(result[1].datapoints[0][0]).to.be(11);
-        expect(result[1].datapoints[0][1]).to.be(1431946625000);
-        expect(result[1].datapoints[1][0]).to.be(21);
-        expect(result[1].datapoints[1][1]).to.be(1431946626000);
-
-        expect(result[2].target).to.be('cpu.min {app: test, server: server1}');
-        expect(result[2].datapoints[0][0]).to.be(9);
-        expect(result[2].datapoints[0][1]).to.be(1431946625000);
-        expect(result[2].datapoints[1][0]).to.be(19);
-        expect(result[2].datapoints[1][1]).to.be(1431946626000);
+        expect(result.length).toBe(3);
+        expect(result[0].target).toBe('cpu.mean {app: test, server: server1}');
+        expect(result[0].datapoints[0][0]).toBe(10);
+        expect(result[0].datapoints[0][1]).toBe(1431946625000);
+        expect(result[0].datapoints[1][0]).toBe(20);
+        expect(result[0].datapoints[1][1]).toBe(1431946626000);
+
+        expect(result[1].target).toBe('cpu.max {app: test, server: server1}');
+        expect(result[1].datapoints[0][0]).toBe(11);
+        expect(result[1].datapoints[0][1]).toBe(1431946625000);
+        expect(result[1].datapoints[1][0]).toBe(21);
+        expect(result[1].datapoints[1][1]).toBe(1431946626000);
+
+        expect(result[2].target).toBe('cpu.min {app: test, server: server1}');
+        expect(result[2].datapoints[0][0]).toBe(9);
+        expect(result[2].datapoints[0][1]).toBe(1431946625000);
+        expect(result[2].datapoints[1][0]).toBe(19);
+        expect(result[2].datapoints[1][1]).toBe(1431946626000);
 
       });
     });
@@ -47,9 +46,9 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var result = series.getTimeSeries();
 
-        expect(result[0].target).to.be('new series');
-        expect(result[1].target).to.be('new series');
-        expect(result[2].target).to.be('new series');
+        expect(result[0].target).toBe('new series');
+        expect(result[1].target).toBe('new series');
+        expect(result[2].target).toBe('new series');
       });
 
     });
@@ -60,9 +59,9 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var result = series.getTimeSeries();
 
-        expect(result[0].target).to.be('alias: cpu -> server1 (cpu)');
-        expect(result[1].target).to.be('alias: cpu -> server1 (cpu)');
-        expect(result[2].target).to.be('alias: cpu -> server1 (cpu)');
+        expect(result[0].target).toBe('alias: cpu -> server1 (cpu)');
+        expect(result[1].target).toBe('alias: cpu -> server1 (cpu)');
+        expect(result[2].target).toBe('alias: cpu -> server1 (cpu)');
       });
 
     });
@@ -90,8 +89,8 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var result = series.getTimeSeries();
 
-        expect(result[0].target).to.be('cpu {app: test, server: server1}');
-        expect(result[1].target).to.be('cpu {app: test2, server: server2}');
+        expect(result[0].target).toBe('cpu {app: test, server: server1}');
+        expect(result[1].target).toBe('cpu {app: test2, server: server2}');
       });
     });
 
@@ -122,18 +121,18 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var result = series.getTimeSeries();
 
-        expect(result.length).to.be(2);
-        expect(result[0].target).to.be('cpu.mean {app: test, server: server1}');
-        expect(result[0].datapoints[0][0]).to.be(10);
-        expect(result[0].datapoints[0][1]).to.be(1431946625000);
-        expect(result[0].datapoints[1][0]).to.be(12);
-        expect(result[0].datapoints[1][1]).to.be(1431946626000);
-
-        expect(result[1].target).to.be('cpu.mean {app: test2, server: server2}');
-        expect(result[1].datapoints[0][0]).to.be(15);
-        expect(result[1].datapoints[0][1]).to.be(1431946625000);
-        expect(result[1].datapoints[1][0]).to.be(16);
-        expect(result[1].datapoints[1][1]).to.be(1431946626000);
+        expect(result.length).toBe(2);
+        expect(result[0].target).toBe('cpu.mean {app: test, server: server1}');
+        expect(result[0].datapoints[0][0]).toBe(10);
+        expect(result[0].datapoints[0][1]).toBe(1431946625000);
+        expect(result[0].datapoints[1][0]).toBe(12);
+        expect(result[0].datapoints[1][1]).toBe(1431946626000);
+
+        expect(result[1].target).toBe('cpu.mean {app: test2, server: server2}');
+        expect(result[1].datapoints[0][0]).toBe(15);
+        expect(result[1].datapoints[0][1]).toBe(1431946625000);
+        expect(result[1].datapoints[1][0]).toBe(16);
+        expect(result[1].datapoints[1][1]).toBe(1431946626000);
       });
     });
 
@@ -143,7 +142,7 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var result = series.getTimeSeries();
 
-        expect(result[0].target).to.be('new series');
+        expect(result[0].target).toBe('new series');
       });
 
     });
@@ -154,8 +153,8 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var result = series.getTimeSeries();
 
-        expect(result[0].target).to.be('alias: cpu -> server1 (cpu)');
-        expect(result[1].target).to.be('alias: cpu -> server2 (cpu)');
+        expect(result[0].target).toBe('alias: cpu -> server1 (cpu)');
+        expect(result[1].target).toBe('alias: cpu -> server2 (cpu)');
       });
 
     });
@@ -180,7 +179,7 @@ describe('when generating timeseries from influxdb response', function() {
       var series = new InfluxSeries(options);
       var result = series.getTimeSeries();
 
-      expect(result[0].target).to.be('alias: prod -> count');
+      expect(result[0].target).toBe('alias: prod -> count');
     });
   });
 
@@ -201,9 +200,9 @@ describe('when generating timeseries from influxdb response', function() {
       var series = new InfluxSeries(options);
       var table = series.getTable();
 
-      expect(table.type).to.be('table');
-      expect(table.columns.length).to.be(5);
-      expect(table.rows[0]).to.eql([1431946625000, 'Africa', 'server2', 23, 10]);
+      expect(table.type).toBe('table');
+      expect(table.columns.length).toBe(5);
+      expect(table.rows[0]).toEqual([1431946625000, 'Africa', 'server2', 23, 10]);
     });
   });
 
@@ -228,7 +227,7 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var annotations = series.getAnnotations();
 
-        expect(annotations[0].tags.length).to.be(0);
+        expect(annotations[0].tags.length).toBe(0);
       });
     });
 
@@ -254,9 +253,9 @@ describe('when generating timeseries from influxdb response', function() {
         var series = new InfluxSeries(options);
         var annotations = series.getAnnotations();
 
-        expect(annotations[0].tags.length).to.be(2);
-        expect(annotations[0].tags[0]).to.be('America');
-        expect(annotations[0].tags[1]).to.be('backend');
+        expect(annotations[0].tags.length).toBe(2);
+        expect(annotations[0].tags[0]).toBe('America');
+        expect(annotations[0].tags[1]).toBe('backend');
       });
     });
   });

public/app/plugins/datasource/influxdb/specs/query_part_specs.ts → public/app/plugins/datasource/influxdb/specs/query_part.jest.ts

@@ -1,6 +1,3 @@
-
-import {describe, it, expect} from 'test/lib/common';
-
 import queryPart from '../query_part';
 
 describe('InfluxQueryPart', () => {
@@ -12,8 +9,8 @@ describe('InfluxQueryPart', () => {
         params: ['10s'],
       });
 
-      expect(part.text).to.be('derivative(10s)');
-      expect(part.render('mean(value)')).to.be('derivative(mean(value), 10s)');
+      expect(part.text).toBe('derivative(10s)');
+      expect(part.render('mean(value)')).toBe('derivative(mean(value), 10s)');
     });
 
     it('should nest spread function', () => {
@@ -21,8 +18,8 @@ describe('InfluxQueryPart', () => {
         type: 'spread'
       });
 
-      expect(part.text).to.be('spread()');
-      expect(part.render('value')).to.be('spread(value)');
+      expect(part.text).toBe('spread()');
+      expect(part.render('value')).toBe('spread(value)');
     });
 
     it('should handle suffix parts', () => {
@@ -31,8 +28,8 @@ describe('InfluxQueryPart', () => {
         params: ['/ 100'],
       });
 
-      expect(part.text).to.be('math(/ 100)');
-      expect(part.render('mean(value)')).to.be('mean(value) / 100');
+      expect(part.text).toBe('math(/ 100)');
+      expect(part.render('mean(value)')).toBe('mean(value) / 100');
     });
 
     it('should handle alias parts', () => {
@@ -41,8 +38,8 @@ describe('InfluxQueryPart', () => {
         params: ['test'],
       });
 
-      expect(part.text).to.be('alias(test)');
-      expect(part.render('mean(value)')).to.be('mean(value) AS "test"');
+      expect(part.text).toBe('alias(test)');
+      expect(part.render('mean(value)')).toBe('mean(value) AS "test"');
     });
 
   });

public/app/plugins/datasource/influxdb/specs/response_parser_specs.ts → public/app/plugins/datasource/influxdb/specs/response_parser.jest.ts

@@ -1,9 +1,10 @@
 import _ from 'lodash';
-import {describe, it, expect} from 'test/lib/common';
 import ResponseParser from '../response_parser';
 
-describe("influxdb response parser", () => {
-  this.parser = new ResponseParser();
+describe('influxdb response parser', () => {
+
+  const parser = new ResponseParser();
+
   describe("SHOW TAG response", () => {
     var query = 'SHOW TAG KEYS FROM "cpu"';
     var response = {
@@ -20,10 +21,10 @@ describe("influxdb response parser", () => {
       ]
     };
 
-    var result = this.parser.parse(query, response);
+    var result = parser.parse(query, response);
 
     it("expects three results", () => {
-      expect(_.size(result)).to.be(3);
+      expect(_.size(result)).toBe(3);
     });
   });
 
@@ -45,12 +46,12 @@ describe("influxdb response parser", () => {
         ]
       };
 
-      var result = this.parser.parse(query, response);
+      var result = parser.parse(query, response);
 
       it("should get two responses", () => {
-        expect(_.size(result)).to.be(2);
-        expect(result[0].text).to.be("server1");
-        expect(result[1].text).to.be("server2");
+        expect(_.size(result)).toBe(2);
+        expect(result[0].text).toBe("server1");
+        expect(result[1].text).toBe("server2");
       });
     });
 
@@ -80,13 +81,13 @@ describe("influxdb response parser", () => {
         ]
       };
 
-      var result = this.parser.parse(query, response);
+      var result = parser.parse(query, response);
 
       it("should get two responses", () => {
-        expect(_.size(result)).to.be(3);
-        expect(result[0].text).to.be('site');
-        expect(result[1].text).to.be('api');
-        expect(result[2].text).to.be('webapi');
+        expect(_.size(result)).toBe(3);
+        expect(result[0].text).toBe('site');
+        expect(result[1].text).toBe('api');
+        expect(result[2].text).toBe('webapi');
       });
     });
   });
@@ -110,9 +111,9 @@ describe("influxdb response parser", () => {
         ]
       };
 
-      var result = this.parser.parse(query, response);
+      var result = parser.parse(query, response);
       it("should get two responses", () => {
-        expect(_.size(result)).to.be(6);
+        expect(_.size(result)).toBe(6);
       });
     });
 
@@ -131,10 +132,10 @@ describe("influxdb response parser", () => {
         ]
       };
 
-      var result = this.parser.parse(query, response);
+      var result = parser.parse(query, response);
 
       it("should get two responses", () => {
-        expect(_.size(result)).to.be(1);
+        expect(_.size(result)).toBe(1);
       });
     });
   });