tests(influxdb): adds tests for influxdb response

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

@@ -6,6 +6,7 @@ import _ from 'lodash';
 import * as dateMath from 'app/core/utils/datemath';
 import InfluxSeries from './influx_series';
 import InfluxQuery from './influx_query';
+import ResponseParser from './response_parser';
 
 /** @ngInject */
 export function InfluxDatasource(instanceSettings, $q, backendSrv, templateSrv) {
@@ -22,6 +23,7 @@ export function InfluxDatasource(instanceSettings, $q, backendSrv, templateSrv)
   this.interval = (instanceSettings.jsonData || {}).timeInterval;
   this.supportAnnotations = true;
   this.supportMetrics = true;
+  this.responseParser = new ResponseParser();
 
   this.query = function(options) {
     var timeFilter = getTimeFilter(options);
@@ -101,7 +103,7 @@ export function InfluxDatasource(instanceSettings, $q, backendSrv, templateSrv)
     });
   };
 
-  this.metricFindQuery = function (query) {
+  this.metricFindQuery = function (query, queryType) {
     var interpolated;
     try {
       interpolated = templateSrv.replace(query, null, 'regex');
@@ -109,23 +111,8 @@ export function InfluxDatasource(instanceSettings, $q, backendSrv, templateSrv)
       return $q.reject(err);
     }
 
-    return this._seriesQuery(interpolated).then(function (results) {
-      if (!results || results.results.length === 0) { return []; }
-
-      var influxResults = results.results[0];
-      if (!influxResults.series) {
-        return [];
-      }
-
-      var series = influxResults.series[0];
-      return _.map(series.values, function(value) {
-        if (_.isArray(value)) {
-          return { text: value[0] };
-        } else {
-          return { text: value };
-        }
-      });
-    });
+    return this._seriesQuery(interpolated)
+      .then(_.curry(this.responseParser.parse)(queryType));
   };
 
   this._seriesQuery = function(query) {

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

@@ -0,0 +1,23 @@
+///<reference path="../../../headers/common.d.ts" />
+
+import _ from 'lodash';
+
+export default class ResponseParser {
+    parse(queryType, results) {
+      if (!results || results.results.length === 0) { return []; }
+
+      var influxResults = results.results[0];
+      if (!influxResults.series) {
+        return [];
+      }
+
+      var series = influxResults.series[0];
+      return _.map(series.values, function(value) {
+        if (_.isArray(value)) {
+          return { text: value[0] };
+        } else {
+          return { text: value };
+        }
+      });
+    }
+}

public/app/plugins/datasource/influxdb/specs/response_parser_specs.ts

@@ -0,0 +1,58 @@
+import _ from 'lodash';
+import {describe, beforeEach, it, sinon, expect} from 'test/lib/common';
+import ResponseParser from '../response_parser';
+
+describe.only("influxdb response parser", () => {
+  describe("SHOW_TAGS response", () => {
+    this.parser = new ResponseParser();
+
+    describe("response from 0.10.0", () => {
+      var response = {
+        "results": [
+          {
+            "series": [
+              {
+                "name": "hostnameTagValues",
+                "columns": ["hostname"],
+                "values": [ ["server1"], ["server2"] ]
+              }
+            ]
+          }
+        ]
+      };
+
+      var result = this.parser.parse('SHOW_TAGS', 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");
+      });
+    });
+  });
+
+  describe("SHOW_FIELDS response", () => {
+    describe("response from 0.10.0", () => {
+      var response = {
+        "results": [
+          {
+            "series": [
+              {
+                "name": "measurements",
+                "columns": ["name"],
+                "values": [
+                  ["cpu"], ["derivative"], ["logins.count"], ["logs"], ["payment.ended"], ["payment.started"]
+                ]
+              }
+            ]
+          }
+        ]
+      };
+
+      var result = this.parser.parse('SHOW_FIELDS', response);
+      it("should get two responses", () => {
+        expect(_.size(result)).to.be(6);
+      });
+    });
+  });
+});