refactor: moved elasticsearch specs to plugin folder and to typescript

public/app/plugins/datasource/elasticsearch/specs/datasource_specs.ts

@@ -0,0 +1,74 @@
+///<amd-dependency path="../datasource" />
+///<amd-dependency path="test/specs/helpers" name="helpers" />
+
+import {describe, beforeEach, it, sinon, expect, angularMocks} from 'test/lib/common';
+import moment  = require('moment');
+import angular = require('angular');
+
+declare var helpers: any;
+
+describe('ElasticDatasource', function() {
+  var ctx = new helpers.ServiceTestContext();
+
+  beforeEach(angularMocks.module('grafana.services'));
+  beforeEach(ctx.providePhase(['templateSrv', 'backendSrv']));
+  beforeEach(ctx.createService('ElasticDatasource'));
+  beforeEach(function() {
+    ctx.ds = new ctx.service({jsonData: {}});
+  });
+
+  describe('When testing datasource with index pattern', function() {
+    beforeEach(function() {
+      ctx.ds = new ctx.service({
+        url: 'http://es.com',
+        index: '[asd-]YYYY.MM.DD',
+        jsonData: { interval: 'Daily' }
+      });
+    });
+
+    it('should translate index pattern to current day', function() {
+      var requestOptions;
+      ctx.backendSrv.datasourceRequest = function(options) {
+        requestOptions = options;
+        return ctx.$q.when({});
+      };
+
+      ctx.ds.testDatasource();
+      ctx.$rootScope.$apply();
+
+      var today = moment().format("YYYY.MM.DD");
+      expect(requestOptions.url).to.be("http://es.com/asd-" + today + '/_stats');
+    });
+  });
+
+  describe('When issueing metric query with interval pattern', function() {
+    beforeEach(function() {
+      ctx.ds = new ctx.service({
+        url: 'http://es.com',
+        index: '[asd-]YYYY.MM.DD',
+        jsonData: { interval: 'Daily' }
+      });
+    });
+
+    it('should translate index pattern to current day', function() {
+      var requestOptions;
+      ctx.backendSrv.datasourceRequest = function(options) {
+        requestOptions = options;
+        return ctx.$q.when({data: {responses: []}});
+      };
+
+      ctx.ds.query({
+        range: {
+          from: moment([2015, 4, 30, 10]),
+          to: moment([2015, 5, 1, 10])
+        },
+        targets: [{ bucketAggs: [], metrics: [] }]
+      });
+
+      ctx.$rootScope.$apply();
+      var parts = requestOptions.data.split('\n');
+      var header = angular.fromJson(parts[0]);
+      expect(header.index).to.eql(['asd-2015.05.30', 'asd-2015.05.31', 'asd-2015.06.01']);
+    });
+  });
+});