Websites/perf.webkit.org/public/v2/app.js

   1 window.App = Ember.Application.create();
   2
   3 App.Router.map(function () {
   4     this.resource('customDashboard', {path: 'dashboard/custom'});
   5     this.resource('dashboard', {path: 'dashboard/:name'});
   6     this.resource('charts', {path: 'charts'});
   7     this.resource('analysis', {path: 'analysis'});
   8     this.resource('analysisTask', {path: 'analysis/task/:taskId'});
   9 });
  10
  11 App.DashboardRow = Ember.Object.extend({
  12     header: null,
  13     cells: [],
  14
  15     init: function ()
  16     {
  17         this._super();
  18
  19         var cellsInfo = this.get('cellsInfo') || [];
  20         var columnCount = this.get('columnCount');
  21         while (cellsInfo.length < columnCount)
  22             cellsInfo.push([]);
  23
  24         this.set('cells', cellsInfo.map(this._createPane.bind(this)));
  25     },
  26     addPane: function (paneInfo)
  27     {
  28         var pane = this._createPane(paneInfo);
  29         this.get('cells').pushObject(pane);
  30         this.set('columnCount', this.get('columnCount') + 1);
  31     },
  32     _createPane: function (paneInfo)
  33     {
  34         if (!paneInfo || !paneInfo.length || (!paneInfo[0] && !paneInfo[1]))
  35             paneInfo = null;
  36
  37         var pane = App.Pane.create({
  38             store: this.get('store'),
  39             platformId: paneInfo ? paneInfo[0] : null,
  40             metricId: paneInfo ? paneInfo[1] : null,
  41         });
  42
  43         return App.DashboardPaneProxyForPicker.create({content: pane});
  44     },
  45 });
  46
  47 App.DashboardPaneProxyForPicker = Ember.ObjectProxy.extend({
  48     _platformOrMetricIdChanged: function ()
  49     {
  50         var self = this;
  51         App.buildPopup(this.get('store'), 'choosePane', this)
  52             .then(function (platforms) { self.set('pickerData', platforms); });
  53     }.observes('platformId', 'metricId').on('init'),
  54     paneList: function () {
  55         return App.encodePrettifiedJSON([[this.get('platformId'), this.get('metricId'), null, null, false]]);
  56     }.property('platformId', 'metricId'),
  57 });
  58
  59 App.IndexRoute = Ember.Route.extend({
  60     beforeModel: function ()
  61     {
  62         var self = this;
  63         App.Manifest.fetch(this.store).then(function () {
  64             self.transitionTo('dashboard', App.Manifest.defaultDashboardName());
  65         });
  66     },
  67 });
  68
  69 App.DashboardRoute = Ember.Route.extend({
  70     model: function (param)
  71     {
  72         return App.Manifest.fetch(this.store).then(function () {
  73             return App.Manifest.dashboardByName(param.name);
  74         });
  75     },
  76 });
  77
  78 App.CustomDashboardRoute = Ember.Route.extend({
  79     controllerName: 'dashboard',
  80     model: function (param)
  81     {
  82         return this.store.createRecord('dashboard', {serialized: param.grid});
  83     },
  84     renderTemplate: function()
  85     {
  86         this.render('dashboard');
  87     }
  88 });
  89
  90 App.DashboardController = Ember.Controller.extend({
  91     queryParams: ['grid', 'numberOfDays'],
  92     headerColumns: [],
  93     rows: [],
  94     numberOfDays: 7,
  95     editMode: false,
  96
  97     modelChanged: function ()
  98     {
  99         var dashboard = this.get('model');
 100         if (!dashboard)
 101             return;
 102
 103         var headerColumns = dashboard.get('headerColumns');
 104         this.set('headerColumns', headerColumns);
 105         var columnCount = headerColumns.length;
 106         this.set('columnCount', columnCount);
 107
 108         var store = this.store;
 109         this.set('rows', dashboard.get('rows').map(function (rowParam) {
 110             return App.DashboardRow.create({
 111                 store: store,
 112                 header: rowParam[0],
 113                 cellsInfo: rowParam.slice(1),
 114                 columnCount: columnCount,
 115             })
 116         }));
 117
 118         this.set('emptyRow', new Array(columnCount));
 119     }.observes('model').on('init'),
 120
 121     computeGrid: function()
 122     {
 123         var headers = this.get('headerColumns').map(function (header) { return header.label; });
 124         var table = [headers].concat(this.get('rows').map(function (row) {
 125             return [row.get('header')].concat(row.get('cells').map(function (pane) {
 126                 var platformAndMetric = [pane.get('platformId'), pane.get('metricId')];
 127                 return platformAndMetric[0] || platformAndMetric[1] ? platformAndMetric : [];
 128             }));
 129         }));
 130         return JSON.stringify(table);
 131     },
 132
 133     _sharedDomainChanged: function ()
 134     {
 135         var numberOfDays = this.get('numberOfDays');
 136         if (!numberOfDays)
 137             return;
 138
 139         numberOfDays = parseInt(numberOfDays);
 140         var present = Date.now();
 141         var past = present - numberOfDays * 24 * 3600 * 1000;
 142         this.set('since', past);
 143         this.set('sharedDomain', [past, present]);
 144     }.observes('numberOfDays').on('init'),
 145
 146     actions: {
 147         setNumberOfDays: function (numberOfDays)
 148         {
 149             this.set('numberOfDays', numberOfDays);
 150         },
 151         choosePane: function (param)
 152         {
 153             var pane = param.position;
 154             pane.set('platformId', param.platform.get('id'));
 155             pane.set('metricId', param.metric.get('id'));
 156         },
 157         addColumn: function ()
 158         {
 159             this.get('headerColumns').pushObject({
 160                 label: this.get('newColumnHeader'),
 161                 index: this.get('headerColumns').length,
 162             });
 163             this.get('rows').forEach(function (row) {
 164                 row.addPane();
 165             });
 166             this.set('newColumnHeader', null);
 167         },
 168         removeColumn: function (index)
 169         {
 170             this.get('headerColumns').removeAt(index);
 171             this.get('rows').forEach(function (row) {
 172                 row.get('cells').removeAt(index);
 173             });
 174         },
 175         addRow: function ()
 176         {
 177             this.get('rows').pushObject(App.DashboardRow.create({
 178                 store: this.store,
 179                 header: this.get('newRowHeader'),
 180                 columnCount: this.get('columnCount'),
 181             }));
 182             this.set('newRowHeader', null);
 183         },
 184         removeRow: function (row)
 185         {
 186             this.get('rows').removeObject(row);
 187         },
 188         resetPane: function (pane)
 189         {
 190             pane.set('platformId', null);
 191             pane.set('metricId', null);
 192         },
 193         toggleEditMode: function ()
 194         {
 195             this.toggleProperty('editMode');
 196             if (this.get('editMode'))
 197                 this.transitionToRoute('dashboard', 'custom', {name: null, queryParams: {grid: this.computeGrid()}});
 198             else
 199                 this.set('grid', this.computeGrid());
 200         },
 201     },
 202
 203     init: function ()
 204     {
 205         this._super();
 206         App.Manifest.fetch(this.get('store'));
 207     }
 208 });
 209
 210 App.NumberOfDaysControlView = Ember.View.extend({
 211     classNames: ['controls'],
 212     templateName: 'number-of-days-controls',
 213     didInsertElement: function ()
 214     {
 215         this._matchingElements(this._previousNumberOfDaysClass).addClass('active');
 216     },
 217     _numberOfDaysChanged: function ()
 218     {
 219         this._matchingElements(this._previousNumberOfDaysClass).removeClass('active');
 220
 221         var newNumberOfDaysClass = 'numberOfDaysIs' + this.get('numberOfDays');
 222         this._matchingElements(this._previousNumberOfDaysClass).addClass('active');
 223         this._previousNumberOfDaysClass = newNumberOfDaysClass;
 224     }.observes('numberOfDays').on('init'),
 225     _matchingElements: function (className)
 226     {
 227         var element = this.get('element');
 228         if (!element)
 229             return $([]);
 230         return $(element.getElementsByClassName(className));
 231     }
 232 });
 233
 234 App.StartTimeSliderView = Ember.View.extend({
 235     templateName: 'start-time-slider',
 236     classNames: ['start-time-slider'],
 237     startTime: Date.now() - 7 * 24 * 3600 * 1000,
 238     oldestStartTime: null,
 239     _numberOfDaysView: null,
 240     _slider: null,
 241     _startTimeInSlider: null,
 242     _currentNumberOfDays: null,
 243     _MILLISECONDS_PER_DAY: 24 * 3600 * 1000,
 244
 245     didInsertElement: function ()
 246     {
 247         this.oldestStartTime = Date.now() - 365 * 24 * 3600 * 1000;
 248         this._slider = $(this.get('element')).find('input');
 249         this._numberOfDaysView = $(this.get('element')).find('.numberOfDays');
 250         this._sliderRangeChanged();
 251         this._slider.change(this._sliderMoved.bind(this));
 252     },
 253     _sliderRangeChanged: function ()
 254     {
 255         var minimumNumberOfDays = 1;
 256         var maximumNumberOfDays = this._timeInPastToNumberOfDays(this.get('oldestStartTime'));
 257         var precision = 1000; // FIXME: Compute this from maximumNumberOfDays.
 258         var slider = this._slider;
 259         slider.attr('min', Math.floor(Math.log(Math.max(1, minimumNumberOfDays)) * precision) / precision);
 260         slider.attr('max', Math.ceil(Math.log(maximumNumberOfDays) * precision) / precision);
 261         slider.attr('step', 1 / precision);
 262         this._startTimeChanged();
 263     }.observes('oldestStartTime'),
 264     _sliderMoved: function ()
 265     {
 266         this._currentNumberOfDays = Math.round(Math.exp(this._slider.val()));
 267         this._numberOfDaysView.text(this._currentNumberOfDays);
 268         this._startTimeInSlider = this._numberOfDaysToTimeInPast(this._currentNumberOfDays);
 269         this.set('startTime', this._startTimeInSlider);
 270     },
 271     _startTimeChanged: function ()
 272     {
 273         var startTime = this.get('startTime');
 274         if (startTime == this._startTimeSetBySlider)
 275             return;
 276         this._currentNumberOfDays = this._timeInPastToNumberOfDays(startTime);
 277
 278         if (this._slider) {
 279             this._numberOfDaysView.text(this._currentNumberOfDays);
 280             this._slider.val(Math.log(this._currentNumberOfDays));
 281             this._startTimeInSlider = startTime;
 282         }
 283     }.observes('startTime').on('init'),
 284     _timeInPastToNumberOfDays: function (timeInPast)
 285     {
 286         return Math.max(1, Math.round((Date.now() - timeInPast) / this._MILLISECONDS_PER_DAY));
 287     },
 288     _numberOfDaysToTimeInPast: function (numberOfDays)
 289     {
 290         return Date.now() - numberOfDays * this._MILLISECONDS_PER_DAY;
 291     },
 292 });
 293
 294 App.Pane = Ember.Object.extend({
 295     platformId: null,
 296     platform: null,
 297     metricId: null,
 298     metric: null,
 299     selectedItem: null,
 300     selectedPoints: null,
 301     hoveredOrSelectedItem: null,
 302     showFullYAxis: false,
 303     searchCommit: function (repository, keyword) {
 304         var self = this;
 305         var repositoryId = repository.get('id');
 306         CommitLogs.fetchForTimeRange(repositoryId, null, null, keyword).then(function (commits) {
 307             if (self.isDestroyed || !self.get('chartData') || !commits.length)
 308                 return;
 309             var currentRuns = self.get('chartData').current.series();
 310             if (!currentRuns.length)
 311                 return;
 312
 313             var highlightedItems = {};
 314             var commitIndex = 0;
 315             for (var runIndex = 0; runIndex < currentRuns.length && commitIndex < commits.length; runIndex++) {
 316                 var measurement = currentRuns[runIndex].measurement;
 317                 var commitTime = measurement.commitTimeForRepository(repositoryId);
 318                 if (!commitTime)
 319                     continue;
 320                 if (commits[commitIndex].time <= commitTime) {
 321                     highlightedItems[measurement.id()] = true;
 322                     do {
 323                         commitIndex++;
 324                     } while (commitIndex < commits.length && commits[commitIndex].time <= commitTime);
 325                 }
 326             }
 327
 328             self.set('highlightedItems', highlightedItems);
 329         }, function () {
 330             // FIXME: Report errors
 331             this.set('highlightedItems', {});
 332         });
 333     },
 334     _fetch: function () {
 335         var platformId = this.get('platformId');
 336         var metricId = this.get('metricId');
 337         if (!platformId && !metricId) {
 338             this.set('empty', true);
 339             return;
 340         }
 341         this.set('empty', false);
 342         this.set('platform', null);
 343         this.set('chartData', null);
 344         this.set('metric', null);
 345         this.set('failure', null);
 346
 347         if (!this._isValidId(platformId))
 348             this.set('failure', platformId ? 'Invalid platform id:' + platformId : 'Platform id was not specified');
 349         else if (!this._isValidId(metricId))
 350             this.set('failure', metricId ? 'Invalid metric id:' + metricId : 'Metric id was not specified');
 351         else {
 352             var self = this;
 353             var useCache = true;
 354             App.Manifest.fetchRunsWithPlatformAndMetric(this.get('store'), platformId, metricId, null, useCache)
 355                 .then(function (result) {
 356                     if (result || result.shouldRefetch)
 357                         self.refetchRuns(platformId, metricId);
 358                     else
 359                         self._didFetchRuns(result);
 360                 }, this._handleFetchErrors.bind(this, platformId, metricId));
 361             this.fetchAnalyticRanges();
 362         }
 363     }.observes('platformId', 'metricId').on('init'),
 364     refetchRuns: function (platformId, metricId) {
 365         if (!platformId)
 366             platformId = this.get('platform').get('id');
 367         if (!metricId)
 368             metricId = this.get('metric').get('id');
 369         Ember.assert('refetchRuns should be called only after platform and metric are resolved', platformId && metricId);
 370
 371         var useCache = false;
 372         App.Manifest.fetchRunsWithPlatformAndMetric(this.get('store'), platformId, metricId, null, useCache)
 373             .then(this._didFetchRuns.bind(this), this._handleFetchErrors.bind(this, platformId, metricId));
 374     },
 375     _didFetchRuns: function (result)
 376     {
 377         this.set('platform', result.platform);
 378         this.set('metric', result.metric);
 379         this._setNewChartData(result.data);
 380     },
 381     _setNewChartData: function (chartData)
 382     {
 383         var newChartData = {};
 384         for (var property in chartData)
 385             newChartData[property] = chartData[property];
 386
 387         var showOutlier = this.get('showOutlier');
 388         newChartData.showOutlier(showOutlier);
 389         this.set('chartData', newChartData);
 390         this._updateMovingAverageAndEnvelope();
 391
 392         if (!this.get('anomalyDetectionStrategies').filterBy('enabled').length)
 393             this._highlightPointsMarkedAsOutlier(newChartData);
 394     },
 395     _highlightPointsMarkedAsOutlier: function (newChartData)
 396     {
 397         var data = newChartData.current.series();
 398         var items = {};
 399         for (var i = 0; i < data.length; i++) {
 400             if (data[i].measurement.markedOutlier())
 401                 items[data[i].measurement.id()] = true;
 402         }
 403
 404         this.set('highlightedItems', items);
 405     },
 406     _handleFetchErrors: function (platformId, metricId, result)
 407     {
 408         if (!result || typeof(result) === "string")
 409             this.set('failure', 'Failed to fetch the JSON with an error: ' + result);
 410         else if (!result.platform)
 411             this.set('failure', 'Could not find the platform "' + platformId + '"');
 412         else if (!result.metric)
 413             this.set('failure', 'Could not find the metric "' + metricId + '"');
 414         else
 415             this.set('failure', 'An internal error');
 416     },
 417     fetchAnalyticRanges: function ()
 418     {
 419         var platformId = this.get('platformId');
 420         var metricId = this.get('metricId');
 421         var self = this;
 422         this.get('store')
 423             .find('analysisTask', {platform: platformId, metric: metricId})
 424             .then(function (tasks) {
 425                 self.set('analyticRanges', tasks.filter(function (task) { return task.get('startRun') && task.get('endRun'); }));
 426             });
 427     },
 428     _isValidId: function (id)
 429     {
 430         if (typeof(id) == "number")
 431             return true;
 432         if (typeof(id) == "string")
 433             return !!id.match(/^[A-Za-z0-9_]+$/);
 434         return false;
 435     },
 436     computeStatus: function (currentPoint, previousPoint)
 437     {
 438         var chartData = this.get('chartData');
 439         var diffFromBaseline = this._relativeDifferentToLaterPointInTimeSeries(currentPoint, chartData.baseline);
 440         var diffFromTarget = this._relativeDifferentToLaterPointInTimeSeries(currentPoint, chartData.target);
 441
 442         var label = '';
 443         var className = '';
 444         var formatter = d3.format('.3p');
 445
 446         var smallerIsBetter = chartData.smallerIsBetter;
 447         if (diffFromBaseline !== undefined && diffFromBaseline > 0 == smallerIsBetter) {
 448             label = formatter(Math.abs(diffFromBaseline)) + ' ' + (smallerIsBetter ? 'above' : 'below') + ' baseline';
 449             className = 'worse';
 450         } else if (diffFromTarget !== undefined && diffFromTarget < 0 == smallerIsBetter) {
 451             label = formatter(Math.abs(diffFromTarget)) + ' ' + (smallerIsBetter ? 'below' : 'above') + ' target';
 452             className = 'better';
 453         } else if (diffFromTarget !== undefined)
 454             label = formatter(Math.abs(diffFromTarget)) + ' until target';
 455
 456         var valueDelta = null;
 457         var relativeDelta = null;
 458         if (previousPoint) {
 459             valueDelta = chartData.deltaFormatter(currentPoint.value - previousPoint.value);
 460             relativeDelta = d3.format('+.2p')((currentPoint.value - previousPoint.value) / previousPoint.value);
 461         }
 462         return {
 463             className: className,
 464             label: label,
 465             currentValue: chartData.formatter(currentPoint.value),
 466             valueDelta: valueDelta,
 467             relativeDelta: relativeDelta,
 468         };
 469     },
 470     _relativeDifferentToLaterPointInTimeSeries: function (currentPoint, timeSeries)
 471     {
 472         if (!currentPoint || !timeSeries)
 473             return undefined;
 474
 475         var referencePoint = timeSeries.findPointAfterTime(currentPoint.time);
 476         if (!referencePoint)
 477             return undefined;
 478
 479         return (currentPoint.value - referencePoint.value) / referencePoint.value;
 480     },
 481     latestStatus: function ()
 482     {
 483         var chartData = this.get('chartData');
 484         if (!chartData || !chartData.current)
 485             return null;
 486
 487         var lastPoint = chartData.current.lastPoint();
 488         if (!lastPoint)
 489             return null;
 490
 491         return this.computeStatus(lastPoint, chartData.current.previousPoint(lastPoint));
 492     }.property('chartData'),
 493     updateStatisticsTools: function ()
 494     {
 495         var movingAverageStrategies = Statistics.MovingAverageStrategies.map(this._cloneStrategy.bind(this));
 496         this.set('movingAverageStrategies', [{label: 'None'}].concat(movingAverageStrategies));
 497         this.set('chosenMovingAverageStrategy', this._configureStrategy(movingAverageStrategies, this.get('movingAverageConfig')));
 498
 499         var envelopingStrategies = Statistics.EnvelopingStrategies.map(this._cloneStrategy.bind(this));
 500         this.set('envelopingStrategies', [{label: 'None'}].concat(envelopingStrategies));
 501         this.set('chosenEnvelopingStrategy', this._configureStrategy(envelopingStrategies, this.get('envelopingConfig')));
 502
 503         var anomalyDetectionStrategies = Statistics.AnomalyDetectionStrategy.map(this._cloneStrategy.bind(this));
 504         this.set('anomalyDetectionStrategies', anomalyDetectionStrategies);
 505     }.on('init'),
 506     _cloneStrategy: function (strategy)
 507     {
 508         var parameterList = (strategy.parameterList || []).map(function (param) { return Ember.Object.create(param); });
 509         return Ember.Object.create({
 510             id: strategy.id,
 511             label: strategy.label,
 512             description: strategy.description,
 513             parameterList: parameterList,
 514             execute: strategy.execute,
 515         });
 516     },
 517     _configureStrategy: function (strategies, config)
 518     {
 519         if (!config || !config[0])
 520             return null;
 521
 522         var id = config[0];
 523         var chosenStrategy = strategies.find(function (strategy) { return strategy.id == id });
 524         if (!chosenStrategy)
 525             return null;
 526
 527         if (chosenStrategy.parameterList) {
 528             for (var i = 0; i < chosenStrategy.parameterList.length; i++)
 529                 chosenStrategy.parameterList[i].value = parseFloat(config[i + 1]);
 530         }
 531
 532         return chosenStrategy;
 533     },
 534     _updateMovingAverageAndEnvelope: function ()
 535     {
 536         var chartData = this.get('chartData');
 537         if (!chartData)
 538             return;
 539
 540         var movingAverageStrategy = this.get('chosenMovingAverageStrategy');
 541         this._updateStrategyConfigIfNeeded(movingAverageStrategy, 'movingAverageConfig');
 542
 543         var envelopingStrategy = this.get('chosenEnvelopingStrategy');
 544         this._updateStrategyConfigIfNeeded(envelopingStrategy, 'envelopingConfig');
 545
 546         var anomalyDetectionStrategies = this.get('anomalyDetectionStrategies').filterBy('enabled');
 547         var anomalies = {};
 548         chartData.movingAverage = this._computeMovingAverageAndOutliers(chartData, movingAverageStrategy, envelopingStrategy, anomalyDetectionStrategies, anomalies);
 549         this.set('highlightedItems', anomalies);
 550     },
 551     _movingAverageOrEnvelopeStrategyDidChange: function () {
 552         var chartData = this.get('chartData');
 553         if (!chartData)
 554             return;
 555         this._setNewChartData(chartData);
 556     }.observes('chosenMovingAverageStrategy', 'chosenMovingAverageStrategy.parameterList.@each.value',
 557         'chosenEnvelopingStrategy', 'chosenEnvelopingStrategy.parameterList.@each.value',
 558         'anomalyDetectionStrategies.@each.enabled'),
 559     _computeMovingAverageAndOutliers: function (chartData, movingAverageStrategy, envelopingStrategy, anomalyDetectionStrategies, anomalies)
 560     {
 561         var currentTimeSeriesData = chartData.current.series();
 562         var movingAverageIsSetByUser = movingAverageStrategy && movingAverageStrategy.execute;
 563         var movingAverageValues = this._executeStrategy(
 564             movingAverageIsSetByUser ? movingAverageStrategy : Statistics.MovingAverageStrategies[0], currentTimeSeriesData);
 565         if (!movingAverageValues)
 566             return null;
 567
 568         var envelopeIsSetByUser = envelopingStrategy && envelopingStrategy.execute;
 569         var envelopeDelta = this._executeStrategy(envelopeIsSetByUser ? envelopingStrategy : Statistics.EnvelopingStrategies[0],
 570             currentTimeSeriesData, [movingAverageValues]);
 571
 572         for (var i = 0; i < currentTimeSeriesData.length; i++) {
 573             var currentValue = currentTimeSeriesData[i].value;
 574             var movingAverageValue = movingAverageValues[i];
 575             if (currentValue < movingAverageValue - envelopeDelta || movingAverageValue + envelopeDelta < currentValue)
 576                 currentTimeSeriesData[i].isOutlier = true;
 577         }
 578         if (!envelopeIsSetByUser)
 579             envelopeDelta = null;
 580
 581         var isAnomalyArray = new Array(currentTimeSeriesData.length);
 582         for (var strategy of anomalyDetectionStrategies) {
 583             var anomalyLengths = this._executeStrategy(strategy, currentTimeSeriesData, [movingAverageValues, envelopeDelta]);
 584             for (var i = 0; i < currentTimeSeriesData.length; i++)
 585                 isAnomalyArray[i] = isAnomalyArray[i] || anomalyLengths[i];
 586         }
 587         for (var i = 0; i < isAnomalyArray.length; i++) {
 588             if (!isAnomalyArray[i])
 589                 continue;
 590             anomalies[currentTimeSeriesData[i].measurement.id()] = true;
 591             while (isAnomalyArray[i] && i < isAnomalyArray.length)
 592                 ++i;
 593         }
 594
 595         if (movingAverageIsSetByUser) {
 596             return new TimeSeries(currentTimeSeriesData.map(function (point, index) {
 597                 var value = movingAverageValues[index];
 598                 return {
 599                     measurement: point.measurement,
 600                     time: point.time,
 601                     value: value,
 602                     interval: envelopeDelta !== null ? [value - envelopeDelta, value + envelopeDelta] : null,
 603                 }
 604             }));
 605         }
 606     },
 607     _executeStrategy: function (strategy, currentTimeSeriesData, additionalArguments)
 608     {
 609         var parameters = (strategy.parameterList || []).map(function (param) {
 610             var parsed = parseFloat(param.value);
 611             return Math.min(param.max || Infinity, Math.max(param.min || -Infinity, isNaN(parsed) ? 0 : parsed));
 612         });
 613         parameters.push(currentTimeSeriesData.map(function (point) { return point.value }));
 614         return strategy.execute.apply(window, parameters.concat(additionalArguments));
 615     },
 616     _updateStrategyConfigIfNeeded: function (strategy, configName)
 617     {
 618         var config = null;
 619         if (strategy && strategy.execute)
 620             config = [strategy.id].concat((strategy.parameterList || []).map(function (param) { return param.value; }));
 621
 622         if (JSON.stringify(config) != JSON.stringify(this.get(configName)))
 623             this.set(configName, config);
 624     },
 625     _updateDetails: function ()
 626     {
 627         var selectedPoints = this.get('selectedPoints');
 628         var currentPoint = this.get('hoveredOrSelectedItem');
 629         if (!selectedPoints && !currentPoint) {
 630             this.set('details', null);
 631             return;
 632         }
 633
 634         var currentMeasurement;
 635         var previousPoint;
 636         if (!selectedPoints)
 637             previousPoint = currentPoint.series.previousPoint(currentPoint);
 638         else {
 639             currentPoint = selectedPoints[selectedPoints.length - 1];
 640             previousPoint = selectedPoints[0];
 641         }
 642         var currentMeasurement = currentPoint.measurement;
 643         var oldMeasurement = previousPoint ? previousPoint.measurement : null;
 644
 645         var formattedRevisions = currentMeasurement.formattedRevisions(oldMeasurement);
 646         var revisions = App.Manifest.get('repositories')
 647             .filter(function (repository) { return formattedRevisions[repository.get('id')]; })
 648             .map(function (repository) {
 649             var revision = Ember.Object.create(formattedRevisions[repository.get('id')]);
 650             revision['url'] = revision.previousRevision
 651                 ? repository.urlForRevisionRange(revision.previousRevision, revision.currentRevision)
 652                 : repository.urlForRevision(revision.currentRevision);
 653             revision['name'] = repository.get('name');
 654             revision['repository'] = repository;
 655             return revision;
 656         });
 657
 658         var buildNumber = null;
 659         var buildURL = null;
 660         if (!selectedPoints) {
 661             buildNumber = currentMeasurement.buildNumber();
 662             var builder = App.Manifest.builder(currentMeasurement.builderId());
 663             if (builder)
 664                 buildURL = builder.urlFromBuildNumber(buildNumber);
 665         }
 666
 667         this.set('details', Ember.Object.create({
 668             status: this.computeStatus(currentPoint, previousPoint),
 669             buildNumber: buildNumber,
 670             buildURL: buildURL,
 671             buildTime: currentMeasurement.formattedBuildTime(),
 672             revisions: revisions,
 673         }));
 674     }.observes('hoveredOrSelectedItem', 'selectedPoints'),
 675 });
 676
 677 App.encodePrettifiedJSON = function (plain)
 678 {
 679     function numberIfPossible(string) {
 680         return string == parseInt(string) ? parseInt(string) : string;
 681     }
 682
 683     function recursivelyConvertNumberIfPossible(input) {
 684         if (input instanceof Array) {
 685             return input.map(recursivelyConvertNumberIfPossible);
 686         }
 687         return numberIfPossible(input);
 688     }
 689
 690     return JSON.stringify(recursivelyConvertNumberIfPossible(plain))
 691         .replace(/\[/g, '(').replace(/\]/g, ')').replace(/\,/g, '-');
 692 }
 693
 694 App.decodePrettifiedJSON = function (encoded)
 695 {
 696     var parsed = encoded.replace(/\(/g, '[').replace(/\)/g, ']').replace(/\-/g, ',');
 697     try {
 698         return JSON.parse(parsed);
 699     } catch (exception) {
 700         return null;
 701     }
 702 }
 703
 704 App.ChartsController = Ember.Controller.extend({
 705     queryParams: ['paneList', 'zoom', 'since'],
 706     needs: ['pane'],
 707     _currentEncodedPaneList: null,
 708     panes: [],
 709     platforms: null,
 710     sharedZoom: null,
 711     startTime: null,
 712     present: Date.now(),
 713     defaultSince: Date.now() - 7 * 24 * 3600 * 1000,
 714
 715     addPane: function (pane)
 716     {
 717         this.panes.unshiftObject(pane);
 718     },
 719
 720     removePane: function (pane)
 721     {
 722         this.panes.removeObject(pane);
 723     },
 724
 725     refreshPanes: function()
 726     {
 727         var paneList = this.get('paneList');
 728         if (paneList === this._currentEncodedPaneList)
 729             return;
 730
 731         var panes = this._parsePaneList(paneList || '[]');
 732         if (!panes) {
 733             console.log('Failed to parse', jsonPaneList, exception);
 734             return;
 735         }
 736         this.set('panes', panes);
 737         this._currentEncodedPaneList = paneList;
 738     }.observes('paneList').on('init'),
 739
 740     refreshZoom: function()
 741     {
 742         var zoom = this.get('zoom');
 743         if (!zoom) {
 744             this.set('sharedZoom', null);
 745             return;
 746         }
 747
 748         zoom = zoom.split('-');
 749         var selection = new Array(2);
 750         try {
 751             selection[0] = new Date(parseFloat(zoom[0]));
 752             selection[1] = new Date(parseFloat(zoom[1]));
 753         } catch (error) {
 754             console.log('Failed to parse the zoom', zoom);
 755         }
 756         this.set('sharedZoom', selection);
 757
 758         var startTime = this.get('startTime');
 759         if (startTime && startTime > selection[0])
 760             this.set('startTime', selection[0]);
 761
 762     }.observes('zoom').on('init'),
 763
 764     _startTimeChanged: function () {
 765         this.set('sharedDomain', [this.get('startTime'), this.get('present')]);
 766         this._scheduleQueryStringUpdate();
 767     }.observes('startTime'),
 768
 769     _sinceChanged: function () {
 770         var since = parseInt(this.get('since'));
 771         if (isNaN(since))
 772             since = this.defaultSince;
 773         this.set('startTime', new Date(since));
 774     }.observes('since').on('init'),
 775
 776     _parsePaneList: function (encodedPaneList)
 777     {
 778         var parsedPaneList = App.decodePrettifiedJSON(encodedPaneList);
 779         if (!parsedPaneList)
 780             return null;
 781
 782         // FIXME: Don't re-create all panes.
 783         var self = this;
 784         return parsedPaneList.map(function (paneInfo) {
 785             var timeRange = null;
 786             var selectedItem = null;
 787             if (paneInfo[2] instanceof Array) {
 788                 var timeRange = paneInfo[2];
 789                 try {
 790                     timeRange = [new Date(timeRange[0]), new Date(timeRange[1])];
 791                 } catch (error) {
 792                     console.log("Failed to parse the time range:", timeRange, error);
 793                 }
 794             } else
 795                 selectedItem = paneInfo[2];
 796
 797             return App.Pane.create({
 798                 store: self.store,
 799                 info: paneInfo,
 800                 platformId: paneInfo[0],
 801                 metricId: paneInfo[1],
 802                 selectedItem: selectedItem,
 803                 timeRange: timeRange,
 804                 showFullYAxis: paneInfo[3],
 805                 movingAverageConfig: paneInfo[4],
 806                 envelopingConfig: paneInfo[5],
 807             });
 808         });
 809     },
 810
 811     _serializePaneList: function (panes)
 812     {
 813         if (!panes.length)
 814             return undefined;
 815         var self = this;
 816         return App.encodePrettifiedJSON(panes.map(function (pane) {
 817             return [
 818                 pane.get('platformId'),
 819                 pane.get('metricId'),
 820                 pane.get('timeRange') ? pane.get('timeRange').map(function (date) { return date.getTime() }) : pane.get('selectedItem'),
 821                 pane.get('showFullYAxis'),
 822                 pane.get('movingAverageConfig'),
 823                 pane.get('envelopingConfig'),
 824             ];
 825         }));
 826     },
 827
 828     _scheduleQueryStringUpdate: function ()
 829     {
 830         Ember.run.debounce(this, '_updateQueryString', 1000);
 831     }.observes('sharedZoom', 'panes.@each.platform', 'panes.@each.metric', 'panes.@each.selectedItem', 'panes.@each.timeRange',
 832         'panes.@each.showFullYAxis', 'panes.@each.movingAverageConfig', 'panes.@each.envelopingConfig'),
 833
 834     _updateQueryString: function ()
 835     {
 836         this._currentEncodedPaneList = this._serializePaneList(this.get('panes'));
 837         this.set('paneList', this._currentEncodedPaneList);
 838
 839         var zoom = undefined;
 840         var sharedZoom = this.get('sharedZoom');
 841         if (sharedZoom && !App.domainsAreEqual(sharedZoom, this.get('sharedDomain')))
 842             zoom = +sharedZoom[0] + '-' + +sharedZoom[1];
 843         this.set('zoom', zoom);
 844
 845         if (this.get('startTime') - this.defaultSince)
 846             this.set('since', this.get('startTime') - 0);
 847     },
 848
 849     actions: {
 850         addPaneByMetricAndPlatform: function (param)
 851         {
 852             this.addPane(App.Pane.create({
 853                 store: this.store,
 854                 platformId: param.platform.get('id'),
 855                 metricId: param.metric.get('id'),
 856                 showingDetails: false
 857             }));
 858         },
 859     },
 860
 861     init: function ()
 862     {
 863         this._super();
 864         var self = this;
 865         App.buildPopup(this.store, 'addPaneByMetricAndPlatform').then(function (platforms) {
 866             self.set('platforms', platforms);
 867         });
 868     },
 869 });
 870
 871 App.buildPopup = function(store, action, position)
 872 {
 873     return App.Manifest.fetch(store).then(function () {
 874         return App.Manifest.get('platforms').map(function (platform) {
 875             return App.PlatformProxyForPopup.create({content: platform,
 876                 action: action, position: position});
 877         });
 878     });
 879 }
 880
 881 App.PlatformProxyForPopup = Ember.ObjectProxy.extend({
 882     children: function ()
 883     {
 884         var platform = this.content;
 885         var containsTest = this.content.containsTest.bind(this.content);
 886         var action = this.get('action');
 887         var position = this.get('position');
 888         return App.Manifest.get('topLevelTests')
 889             .filter(containsTest)
 890             .map(function (test) {
 891                 return App.TestProxyForPopup.create({content: test, platform: platform, action: action, position: position});
 892             });
 893     }.property('App.Manifest.topLevelTests'),
 894 });
 895
 896 App.TestProxyForPopup = Ember.ObjectProxy.extend({
 897     platform: null,
 898     children: function ()
 899     {
 900         var platform = this.get('platform');
 901         var action = this.get('action');
 902         var position = this.get('position');
 903
 904         var childTests = this.get('childTests')
 905             .filter(function (test) { return platform.containsTest(test); })
 906             .map(function (test) {
 907                 return App.TestProxyForPopup.create({content: test, platform: platform, action: action, position: position});
 908             });
 909
 910         var metrics = this.get('metrics')
 911             .filter(function (metric) { return platform.containsMetric(metric); })
 912             .map(function (metric) {
 913                 var aggregator = metric.get('aggregator');
 914                 return {
 915                     actionName: action,
 916                     actionArgument: {platform: platform, metric: metric, position:position},
 917                     label: metric.get('label')
 918                 };
 919             });
 920
 921         if (childTests.length && metrics.length)
 922             metrics.push({isSeparator: true});
 923
 924         return metrics.concat(childTests);
 925     }.property('childTests', 'metrics'),
 926 });
 927
 928 App.domainsAreEqual = function (domain1, domain2) {
 929     return (!domain1 && !domain2) || (domain1 && domain2 && !(domain1[0] - domain2[0]) && !(domain1[1] - domain2[1]));
 930 }
 931
 932 App.PaneController = Ember.ObjectController.extend({
 933     needs: ['charts'],
 934     sharedTime: Ember.computed.alias('parentController.sharedTime'),
 935     sharedSelection: Ember.computed.alias('parentController.sharedSelection'),
 936     selection: null,
 937     actions: {
 938         toggleDetails: function()
 939         {
 940             this.toggleProperty('showingDetails');
 941         },
 942         close: function ()
 943         {
 944             this.parentController.removePane(this.get('model'));
 945         },
 946         toggleBugsPane: function ()
 947         {
 948             if (this.toggleProperty('showingAnalysisPane')) {
 949                 this.set('showingSearchPane', false);
 950                 this.set('showingStatPane', false);
 951             }
 952         },
 953         toggleShowOutlier: function ()
 954         {
 955             var pane = this.get('model');
 956             pane.toggleProperty('showOutlier');
 957             var chartData = pane.get('chartData');
 958             if (!chartData)
 959                 return;
 960             pane._setNewChartData(chartData);
 961         },
 962         createAnalysisTask: function ()
 963         {
 964             var name = this.get('newAnalysisTaskName');
 965             var points = this.get('selectedPoints');
 966             Ember.assert('The analysis name should not be empty', name);
 967             Ember.assert('There should be at least two points in the range', points && points.length >= 2);
 968
 969             var newWindow = window.open();
 970             var self = this;
 971             App.AnalysisTask.create(name, points[0].measurement, points[points.length - 1].measurement).then(function (data) {
 972                 // FIXME: Update the UI to show the new analysis task.
 973                 var url = App.Router.router.generate('analysisTask', data['taskId']);
 974                 newWindow.location.href = '#' + url;
 975                 self.get('model').fetchAnalyticRanges();
 976             }, function (error) {
 977                 newWindow.close();
 978                 if (error === 'DuplicateAnalysisTask') {
 979                     // FIXME: Duplicate this error more gracefully.
 980                 }
 981                 alert(error);
 982             });
 983         },
 984         toggleSearchPane: function ()
 985         {
 986             if (!App.Manifest.repositoriesWithReportedCommits)
 987                 return;
 988             var model = this.get('model');
 989             if (!model.get('commitSearchRepository'))
 990                 model.set('commitSearchRepository', App.Manifest.repositoriesWithReportedCommits[0]);
 991             if (this.toggleProperty('showingSearchPane')) {
 992                 this.set('showingAnalysisPane', false);
 993                 this.set('showingStatPane', false);
 994             }
 995         },
 996         searchCommit: function () {
 997             var model = this.get('model');
 998             model.searchCommit(model.get('commitSearchRepository'), model.get('commitSearchKeyword'));
 999         },
1000         toggleStatPane: function ()
1001         {
1002             if (this.toggleProperty('showingStatPane')) {
1003                 this.set('showingSearchPane', false);
1004                 this.set('showingAnalysisPane', false);
1005             }
1006         },
1007         zoomed: function (selection)
1008         {
1009             this.set('mainPlotDomain', selection ? selection : this.get('overviewDomain'));
1010             if (selection)
1011                 this.set('overviewSelection', selection);
1012             Ember.run.debounce(this, 'propagateZoom', 100);
1013         },
1014     },
1015     _overviewSelectionChanged: function ()
1016     {
1017         var overviewSelection = this.get('overviewSelection');
1018         if (App.domainsAreEqual(overviewSelection, this.get('mainPlotDomain')))
1019             return;
1020         this.set('mainPlotDomain', overviewSelection || this.get('overviewDomain'));
1021         Ember.run.debounce(this, 'propagateZoom', 100);
1022     }.observes('overviewSelection'),
1023     _sharedDomainChanged: function ()
1024     {
1025         var newDomain = this.get('parentController').get('sharedDomain');
1026         if (App.domainsAreEqual(newDomain, this.get('overviewDomain')))
1027             return;
1028         this.set('overviewDomain', newDomain);
1029         if (!this.get('overviewSelection'))
1030             this.set('mainPlotDomain', newDomain);
1031     }.observes('parentController.sharedDomain').on('init'),
1032     propagateZoom: function ()
1033     {
1034         this.get('parentController').set('sharedZoom', this.get('mainPlotDomain'));
1035     },
1036     _sharedZoomChanged: function ()
1037     {
1038         var newSelection = this.get('parentController').get('sharedZoom');
1039         if (App.domainsAreEqual(newSelection, this.get('mainPlotDomain')))
1040             return;
1041         this.set('mainPlotDomain', newSelection || this.get('overviewDomain'));
1042         this.set('overviewSelection', newSelection);
1043     }.observes('parentController.sharedZoom').on('init'),
1044     _updateCanAnalyze: function ()
1045     {
1046         var pane = this.get('model');
1047         var points = pane.get('selectedPoints');
1048         this.set('cannotAnalyze', !this.get('newAnalysisTaskName') || !points || points.length < 2);
1049         this.set('cannotMarkOutlier', !!points || !this.get('selectedItem'));
1050
1051         var selectedMeasurement = this.selectedMeasurement();
1052         this.set('selectedItemIsMarkedOutlier', selectedMeasurement && selectedMeasurement.markedOutlier());
1053
1054     }.observes('newAnalysisTaskName', 'model.selectedPoints', 'model.selectedItem').on('init'),
1055     selectedMeasurement: function () {
1056         var chartData = this.get('model').get('chartData');
1057         var selectedItem = this.get('selectedItem');
1058         if (!chartData || !selectedItem)
1059             return null;
1060         var point = chartData.current.findPointByMeasurementId(selectedItem);
1061         Ember.assert('selectedItem should always be in the current chart data', point);
1062         return point.measurement;
1063     },
1064     showOutlierTitle: function ()
1065     {
1066         return this.get('showOutlier') ? 'Hide outliers' : 'Show outliers';
1067     }.property('showOutlier'),
1068     _selectedItemIsMarkedOutlierDidChange: function ()
1069     {
1070         var selectedMeasurement = this.selectedMeasurement();
1071         if (!selectedMeasurement)
1072             return;
1073         var selectedItemIsMarkedOutlier = this.get('selectedItemIsMarkedOutlier');
1074         if (selectedMeasurement.markedOutlier() == selectedItemIsMarkedOutlier)
1075             return;
1076         var pane = this.get('model');
1077         selectedMeasurement.setMarkedOutlier(!!selectedItemIsMarkedOutlier).then(function () {
1078             alert(selectedItemIsMarkedOutlier ? 'Marked the point as an outlier' : 'The point is no longer marked as an outlier');
1079             pane.refetchRuns();
1080         }, function (error) {
1081             alert('Failed to update the status:' + error);
1082         });
1083     }.observes('selectedItemIsMarkedOutlier'),
1084 });
1085
1086 App.AnalysisRoute = Ember.Route.extend({
1087     model: function () {
1088         return this.store.findAll('analysisTask').then(function (tasks) {
1089             return Ember.Object.create({'tasks': tasks});
1090         });
1091     },
1092 });
1093
1094 App.AnalysisTaskRoute = Ember.Route.extend({
1095     model: function (param)
1096     {
1097         return this.store.find('analysisTask', param.taskId);
1098     },
1099 });
1100
1101 App.AnalysisTaskController = Ember.Controller.extend({
1102     label: Ember.computed.alias('model.name'),
1103     platform: Ember.computed.alias('model.platform'),
1104     metric: Ember.computed.alias('model.metric'),
1105     details: Ember.computed.alias('pane.details'),
1106     roots: [],
1107     bugTrackers: [],
1108     possibleRepetitionCounts: [1, 2, 3, 4, 5, 6],
1109     _taskUpdated: function ()
1110     {
1111         var model = this.get('model');
1112         if (!model)
1113             return;
1114
1115         App.Manifest.fetch(this.store).then(this._fetchedManifest.bind(this));
1116         this.set('pane', App.Pane.create({
1117             store: this.store,
1118             platformId: model.get('platform').get('id'),
1119             metricId: model.get('metric').get('id'),
1120         }));
1121
1122         var self = this;
1123         model.get('testGroups').then(function (groups) {
1124             self.set('testGroupPanes', groups.map(function (group) { return App.TestGroupPane.create({content: group}); }));
1125         });
1126     }.observes('model', 'model.testGroups').on('init'),
1127     _fetchedManifest: function ()
1128     {
1129         var trackerIdToBugNumber = {};
1130         this.get('model').get('bugs').forEach(function (bug) {
1131             trackerIdToBugNumber[bug.get('bugTracker').get('id')] = bug.get('number');
1132         });
1133
1134         this.set('bugTrackers', App.Manifest.get('bugTrackers').map(function (bugTracker) {
1135             var bugNumber = trackerIdToBugNumber[bugTracker.get('id')];
1136             return Ember.ObjectProxy.create({
1137                 content: bugTracker,
1138                 bugNumber: bugNumber,
1139                 editedBugNumber: bugNumber,
1140             });
1141         }));
1142     },
1143     _chartDataChanged: function ()
1144     {
1145         var pane = this.get('pane');
1146         if (!pane)
1147             return;
1148
1149         var chartData = pane.get('chartData');
1150         if (!chartData)
1151             return null;
1152
1153         var currentTimeSeries = chartData.current;
1154         if (!currentTimeSeries)
1155             return null; // FIXME: Report an error.
1156
1157         var start = currentTimeSeries.findPointByMeasurementId(this.get('model').get('startRun'));
1158         var end = currentTimeSeries.findPointByMeasurementId(this.get('model').get('endRun'));
1159         if (!start || !end)
1160             return null; // FIXME: Report an error.
1161
1162         var highlightedItems = {};
1163         highlightedItems[start.measurement.id()] = true;
1164         highlightedItems[end.measurement.id()] = true;
1165
1166         var formatedPoints = currentTimeSeries.seriesBetweenPoints(start, end).map(function (point, index) {
1167             return {
1168                 id: point.measurement.id(),
1169                 measurement: point.measurement,
1170                 label: 'Point ' + (index + 1),
1171                 value: chartData.formatWithUnit(point.value),
1172             };
1173         });
1174
1175         var margin = (end.time - start.time) * 0.1;
1176         this.set('highlightedItems', highlightedItems);
1177         this.set('overviewEndPoints', [start, end]);
1178         this.set('analysisPoints', formatedPoints);
1179
1180         var overviewDomain = [start.time - margin, +end.time + margin];
1181
1182         var testGroupPanes = this.get('testGroupPanes');
1183         if (testGroupPanes) {
1184             testGroupPanes.setEach('overviewPane', pane);
1185             testGroupPanes.setEach('overviewDomain', overviewDomain);
1186         }
1187
1188         this.set('overviewDomain', overviewDomain);
1189     }.observes('pane.chartData'),
1190     updateRootConfigurations: function ()
1191     {
1192         var analysisPoints = this.get('analysisPoints');
1193         if (!analysisPoints)
1194             return;
1195         var repositoryToRevisions = {};
1196         analysisPoints.forEach(function (point, pointIndex) {
1197             var revisions = point.measurement.formattedRevisions();
1198             for (var repositoryId in revisions) {
1199                 if (!repositoryToRevisions[repositoryId])
1200                     repositoryToRevisions[repositoryId] = new Array(analysisPoints.length);
1201                 var revision = revisions[repositoryId];
1202                 repositoryToRevisions[repositoryId][pointIndex] = {
1203                     label: point.label + ': ' + revision.label,
1204                     value: revision.currentRevision,
1205                 };
1206             }
1207         });
1208
1209         var self = this;
1210         this.get('model').get('triggerable').then(function (triggerable) {
1211             if (!triggerable)
1212                 return;
1213
1214             self.set('configurations', ['A', 'B']);
1215             self.set('rootConfigurations', triggerable.get('acceptedRepositories').map(function (repository) {
1216                 var repositoryId = repository.get('id');
1217                 var options = [{label: 'None'}].concat((repositoryToRevisions[repositoryId] || []).map(function (option, index) {
1218                     if (!option || !option['value'])
1219                         return {value: '', label: analysisPoints[index].label + ': None'};
1220                     return option;
1221                 }));
1222                 return Ember.Object.create({
1223                     repository: repository,
1224                     name: repository.get('name'),
1225                     sets: [
1226                         Ember.Object.create({name: 'A[' + repositoryId + ']',
1227                             options: options,
1228                             selection: options[1]}),
1229                         Ember.Object.create({name: 'B[' + repositoryId + ']',
1230                             options: options,
1231                             selection: options[options.length - 1]}),
1232                     ],
1233                 });
1234             }));
1235         });
1236     }.observes('analysisPoints'),
1237     actions: {
1238         associateBug: function (bugTracker, bugNumber)
1239         {
1240             var model = this.get('model');
1241             this.store.createRecord('bug',
1242                 {task: this.get('model'), bugTracker: bugTracker.get('content'), number: bugNumber}).save().then(function () {
1243                     // FIXME: Should we notify the user?
1244                 }, function (error) {
1245                     alert('Failed to associate the bug: ' + error);
1246                 });
1247         },
1248         createTestGroup: function (name, repetitionCount)
1249         {
1250             var analysisTask = this.get('model');
1251             if (analysisTask.get('testGroups').isAny('name', name)) {
1252                 alert('Cannot create two test groups of the same name.');
1253                 return;
1254             }
1255
1256             var roots = {};
1257             var rootConfigurations = this.get('rootConfigurations').toArray();
1258             for (var root of rootConfigurations) {
1259                 var sets = root.get('sets');
1260                 var hasSelection = function (item) { return item.get('selection') && item.get('selection').value; };
1261                 if (!sets.any(hasSelection))
1262                     continue;
1263                 if (!sets.every(hasSelection)) {
1264                     alert('Only some configuration specifies ' + root.get('name'));
1265                     return;
1266                 }
1267                 roots[root.get('name')] = sets.map(function (item) { return item.get('selection').value; });
1268             }
1269
1270             App.TestGroup.create(analysisTask, name, roots, repetitionCount).then(function () {
1271             }, function (error) {
1272                 alert('Failed to create a new test group:' + error);
1273             });
1274         },
1275         toggleShowRequestList: function (configuration)
1276         {
1277             configuration.toggleProperty('showRequestList');
1278         }
1279     },
1280     _updateRootsBySelectedPoints: function ()
1281     {
1282         var rootConfigurations = this.get('rootConfigurations');
1283         var pane = this.get('pane');
1284         if (!rootConfigurations || !pane)
1285             return;
1286
1287         var rootSetPoints;
1288         var selectedPoints = pane.get('selectedPoints');
1289         if (selectedPoints && selectedPoints.length >= 2)
1290             rootSetPoints = [selectedPoints[0], selectedPoints[selectedPoints.length - 1]];
1291         else
1292             rootSetPoints = this.get('overviewEndPoints');
1293         if (!rootSetPoints)
1294             return;
1295
1296         rootConfigurations.forEach(function (root) {
1297             root.get('sets').forEach(function (set, setIndex) {
1298                 if (setIndex >= rootSetPoints.length)
1299                     return;
1300                 var targetRevision = rootSetPoints[setIndex].measurement.revisionForRepository(root.get('repository').get('id'));
1301                 var selectedOption;
1302                 if (targetRevision)
1303                     selectedOption = set.get('options').find(function (option) { return option.value == targetRevision; });
1304                 set.set('selection', selectedOption || set.get('options')[0]);
1305             });
1306         });
1307
1308     }.observes('pane.selectedPoints'),
1309 });
1310
1311 App.TestGroupPane = Ember.ObjectProxy.extend({
1312     _populate: function ()
1313     {
1314         var buildRequests = this.get('buildRequests');
1315         var testResults = this.get('testResults');
1316         if (!buildRequests || !testResults)
1317             return [];
1318
1319         var repositories = this._computeRepositoryList();
1320         this.set('repositories', repositories);
1321
1322         var requestsByRooSet = this._groupRequestsByConfigurations(buildRequests);
1323
1324         var configurations = [];
1325         var index = 0;
1326         var range = {min: Infinity, max: -Infinity};
1327         for (var rootSetId in requestsByRooSet) {
1328             var configLetter = String.fromCharCode('A'.charCodeAt(0) + index++);
1329             configurations.push(this._createConfigurationSummary(requestsByRooSet[rootSetId], configLetter, range));
1330         }
1331
1332         var margin = 0.1 * (range.max - range.min);
1333         range.max += margin;
1334         range.min -= margin;
1335
1336         this.set('configurations', configurations);
1337     }.observes('testResults', 'buildRequests'),
1338     _updateReferenceChart: function ()
1339     {
1340         var configurations = this.get('configurations');
1341         var chartData = this.get('overviewPane') ? this.get('overviewPane').get('chartData') : null;
1342         if (!configurations || !chartData || this.get('referenceChart'))
1343             return;
1344
1345         var currentTimeSeries = chartData.current;
1346         if (!currentTimeSeries)
1347             return;
1348
1349         var repositories = this.get('repositories');
1350         var highlightedItems = {};
1351         var failedToFindPoint = false;
1352         configurations.forEach(function (config) {
1353             var revisions = {};
1354             config.get('rootSet').get('roots').forEach(function (root) {
1355                 revisions[root.get('repository').get('id')] = root.get('revision');
1356             });
1357             var point = currentTimeSeries.findPointByRevisions(revisions);
1358             if (!point) {
1359                 failedToFindPoint = true;
1360                 return;
1361             }
1362             highlightedItems[point.measurement.id()] = true;
1363         });
1364         if (failedToFindPoint)
1365             return;
1366
1367         this.set('referenceChart', {
1368             data: chartData,
1369             highlightedItems: highlightedItems,
1370         });
1371     }.observes('configurations', 'overviewPane.chartData'),
1372     _computeRepositoryList: function ()
1373     {
1374         var specifiedRepositories = new Ember.Set();
1375         (this.get('rootSets') || []).forEach(function (rootSet) {
1376             (rootSet.get('roots') || []).forEach(function (root) {
1377                 specifiedRepositories.add(root.get('repository'));
1378             });
1379         });
1380         var reportedRepositories = new Ember.Set();
1381         var testResults = this.get('testResults');
1382         (this.get('buildRequests') || []).forEach(function (request) {
1383             var point = testResults.current.findPointByBuild(request.get('build'));
1384             if (!point)
1385                 return;
1386
1387             var revisionByRepositoryId = point.measurement.formattedRevisions();
1388             for (var repositoryId in revisionByRepositoryId) {
1389                 var repository = App.Manifest.repository(repositoryId);
1390                 if (!specifiedRepositories.contains(repository))
1391                     reportedRepositories.add(repository);
1392             }
1393         });
1394         return specifiedRepositories.sortBy('name').concat(reportedRepositories.sortBy('name'));
1395     },
1396     _groupRequestsByConfigurations: function (requests, repositoryList)
1397     {
1398         var rootSetIdToRequests = {};
1399         var testGroup = this;
1400         requests.forEach(function (request) {
1401             var rootSetId = request.get('rootSet').get('id');
1402             if (!rootSetIdToRequests[rootSetId])
1403                 rootSetIdToRequests[rootSetId] = [];
1404             rootSetIdToRequests[rootSetId].push(request);
1405         });
1406         return rootSetIdToRequests;
1407     },
1408     _createConfigurationSummary: function (buildRequests, configLetter, range)
1409     {
1410         var repositories = this.get('repositories');
1411         var testResults = this.get('testResults');
1412         var requests = buildRequests.map(function (originalRequest) {
1413             var point = testResults.current.findPointByBuild(originalRequest.get('build'));
1414             var revisionByRepositoryId = point ? point.measurement.formattedRevisions() : {};
1415             return Ember.ObjectProxy.create({
1416                 content: originalRequest,
1417                 revisionList: repositories.map(function (repository, index) {
1418                     return (revisionByRepositoryId[repository.get('id')] || {label:null}).label;
1419                 }),
1420                 value: point ? point.value : null,
1421                 valueRange: range,
1422                 formattedValue: point ? testResults.formatWithUnit(point.value) : null,
1423                 buildLabel: point ? 'Build ' + point.measurement.buildNumber() : null,
1424             });
1425         });
1426
1427         var rootSet = requests ? requests[0].get('rootSet') : null;
1428         var summaryRevisions = repositories.map(function (repository, index) {
1429             var revision = rootSet ? rootSet.revisionForRepository(repository) : null;
1430             if (!revision)
1431                 return requests[0].get('revisionList')[index];
1432             return Measurement.formatRevisionRange(revision).label;
1433         });
1434
1435         requests.forEach(function (request) {
1436             var revisionList = request.get('revisionList');
1437             repositories.forEach(function (repository, index) {
1438                 if (revisionList[index] == summaryRevisions[index])
1439                     revisionList[index] = null;
1440             });
1441         });
1442
1443         var valuesInConfig = requests.mapBy('value').filter(function (value) { return typeof(value) === 'number' && !isNaN(value); });
1444         var sum = Statistics.sum(valuesInConfig);
1445         var ciDelta = Statistics.confidenceIntervalDelta(0.95, valuesInConfig.length, sum, Statistics.squareSum(valuesInConfig));
1446         var mean = sum / valuesInConfig.length;
1447
1448         range.min = Math.min(range.min, Statistics.min(valuesInConfig));
1449         range.max = Math.max(range.max, Statistics.max(valuesInConfig));
1450         if (ciDelta && !isNaN(ciDelta)) {
1451             range.min = Math.min(range.min, mean - ciDelta);
1452             range.max = Math.max(range.max, mean + ciDelta);
1453         }
1454
1455         var summary = Ember.Object.create({
1456             isAverage: true,
1457             configLetter: configLetter,
1458             revisionList: summaryRevisions,
1459             formattedValue: isNaN(mean) ? null : testResults.formatWithDeltaAndUnit(mean, ciDelta),
1460             value: mean,
1461             confidenceIntervalDelta: ciDelta,
1462             valueRange: range,
1463             statusLabel: App.BuildRequest.aggregateStatuses(requests),
1464         });
1465
1466         return Ember.Object.create({summary: summary, items: requests, rootSet: rootSet});
1467     },
1468 });
1469
1470 App.BoxPlotComponent = Ember.Component.extend({
1471     classNames: ['box-plot'],
1472     range: null,
1473     value: null,
1474     delta: null,
1475     didInsertElement: function ()
1476     {
1477         var element = this.get('element');
1478         var svg = d3.select(element).append('svg')
1479             .attr('viewBox', '0 0 100 20')
1480             .attr('preserveAspectRatio', 'none')
1481             .style({width: '100%', height: '100%'});
1482
1483         this._percentageRect = svg
1484             .append('rect')
1485             .attr('x', 0)
1486             .attr('y', 0)
1487             .attr('width', 0)
1488             .attr('height', 20)
1489             .attr('class', 'percentage');
1490
1491         this._deltaRect = svg
1492             .append('rect')
1493             .attr('x', 0)
1494             .attr('y', 5)
1495             .attr('width', 0)
1496             .attr('height', 10)
1497             .attr('class', 'delta')
1498             .attr('opacity', 0.5)
1499         this._updateBars();
1500     },
1501     _updateBars: function ()
1502     {
1503         if (!this._percentageRect || typeof(this._percentage) !== 'number' || isNaN(this._percentage))
1504             return;
1505
1506         this._percentageRect.attr('width', this._percentage);
1507         if (typeof(this._delta) === 'number' && !isNaN(this._delta)) {
1508             this._deltaRect.attr('x', this._percentage - this._delta);
1509             this._deltaRect.attr('width', this._delta * 2);
1510         }
1511     },
1512     valueChanged: function ()
1513     {
1514         var range = this.get('range');
1515         var value = this.get('value');
1516         if (!range || !value)
1517             return;
1518         var scalingFactor = 100 / (range.max - range.min);
1519         var percentage = (value - range.min) * scalingFactor;
1520         this._percentage = percentage;
1521         this._delta = this.get('delta') * scalingFactor;
1522         this._updateBars();
1523     }.observes('value', 'range').on('init'),
1524 });