v1.9.1

Pushing to production soon

.bowerrc

@@ -1,3 +0,0 @@
-{
-  "directory" : "bower_components"
-}

.gitignore

@@ -1,5 +1,4 @@
 node_modules
-bower_components
 .tmp
 .vagrant
 results/*

.travis.yml

@@ -1,4 +1,5 @@
 language: node_js
+sudo: false
 node_js:
     - "0.12.4"
 before_install:

README.md

@@ -1,6 +1,6 @@
 <img src="./doc/img/logo.png" alt="Yellow Lab Tools"></img>
 
-Analyzes a webpage and detects **performance** or **front-end code quality** issues. Easy to launch, easy to understand, in-depth details.
+Analyzes a webpage and detects **performance** or **front-end code quality** issues. Free, easy to launch, easy to understand, in-depth details.
 
 
 #  
@@ -75,16 +75,10 @@ You can use [ngrok](https://ngrok.com/), a tool that creates a secure tunnel bet
 If your project is not accessible from outside, or if you want to fork and improve the tool, you can build your own instance. The documentation is [here](https://github.com/gmetais/YellowLabTools/wiki/Install-your-private-server).
 
 
-## Help needed!
-There are so many things left to do, **your help would be greatly appreciated**! Please report bugs, ask for evolutions and come code with me.
-
-
-## License
-Please read the [license](LICENSE). Icons are the property of [IcoMoon.io](https://icomoon.io/)
-
-
 ## Author
-Gaël Métais. I'm a webperf freelance based in Paris. If you understand French, you can visit [my website](http://www.gaelmetais.com).
+Gaël Métais. I'm a webperf freelance. Follow me on Twitter [@gaelmetais](https://twitter.com/gaelmetais), I tweet about Web Performances, Front-end and new versions of YellowLabTools!
+
+If you understand French, you can visit [my website](http://www.gaelmetais.com) (will be soon in English too).
 
 
 ## Contributors

bin/cli.js

@@ -1,10 +1,11 @@
 #!/usr/bin/env node
 
-var debug = require('debug')('ylt:cli');
-var meow = require('meow');
-var path = require('path');
+var debug       = require('debug')('ylt:cli');
+var meow        = require('meow');
+var path        = require('path');
+var jstoxml     = require('jstoxml');
 
-var ylt = require('../lib/index');
+var ylt         = require('../lib/index');
 
 var cli = meow({
     help: [
@@ -19,6 +20,7 @@ var cli = meow({
         '  --cookie             Adds a cookie on the main domain.',
         '  --auth-user          Basic HTTP authentication username.',
         '  --auth-pass          Basic HTTP authentication password.',
+        '  --reporter           The output format: "json" or "xml". Default is "json".',
         ''
     ].join('\n'),
     pkg: '../package.json'
@@ -67,6 +69,12 @@ options.cookie = cli.flags.cookie || null;
 options.authUser = cli.flags.authUser || null;
 options.authPass = cli.flags.authPass || null;
 
+// Output format
+if (cli.flags.reporter && cli.flags.reporter !== 'json' && cli.flags.reporter !== 'xml') {
+    console.error('Incorrect parameters: reporter has to be "json" or "xml"');
+    process.exit(1);
+}
+
 
 (function execute(url, options) {
     'use strict';
@@ -76,7 +84,13 @@ options.authPass = cli.flags.authPass || null;
         then(function(data) {
 
             debug('Success');
-            console.log(JSON.stringify(data, null, 2));
+            switch(cli.flags.reporter) {
+                case 'xml':
+                    console.log(jstoxml.toXML(data, {indent: '  '}));
+                    break;
+                default:
+                    console.log(JSON.stringify(data, null, 2));
+            }
 
         }).fail(function(err) {
             

bower.json

@@ -1,13 +0,0 @@
-{
-  "name": "yellowlabtools",
-  "dependencies": {
-    "angular": "1.3.15",
-    "angular-route": "1.3.15",
-    "angular-resource": "1.3.15",
-    "angular-sanitize": "1.3.15",
-    "angular-animate": "1.3.15",
-    "angular-local-storage": "0.2.2",
-    "angular-chart.js": "0.7.1",
-    "Chart.js": "~1.0.2"
-  }
-}

front/src/css/dashboard.css

@@ -109,14 +109,18 @@
 .summary .notations .criteria .table {
   width: 100%;
 }
-.summary .notations .criteria .table > div:hover > div {
+.summary .notations .criteria .table > a {
+  text-decoration: none;
+  color: inherit;
+}
+.summary .notations .criteria .table > a:hover > div {
   background: #EBD8E2;
   cursor: pointer;
 }
-.summary .notations .criteria .table > div:hover > div.info {
+.summary .notations .criteria .table > a:hover > div.info {
   background: #FFF;
 }
-.summary .notations .criteria .table > div:hover > div.info .icon-question {
+.summary .notations .criteria .table > a:hover > div.info .icon-question {
   color: #EBD8E2;
 }
 .summary .notations .criteria .grade {

front/src/css/index.css

@@ -33,7 +33,8 @@
 .settings select {
   font-size: 1em;
 }
-.settings input[type=text] {
+.settings input[type=text],
+.settings input[type=password] {
   width: 100%;
   min-width: 4em;
 }
@@ -128,6 +129,7 @@
 .advanced > div > div.label {
   width: 25%;
   white-space: nowrap;
+  vertical-align: middle;
 }
 .advanced .subTable {
   display: table;

front/src/css/main.css

@@ -192,8 +192,11 @@ a.linkButton {
   background: #000;
 }
 .screenshotWrapper > div {
-  overflow: scroll;
   position: relative;
+  overflow: hidden;
+}
+.screenshotWrapper > div:hover {
+  overflow: auto;
 }
 .screenshotWrapper .screenshotImage {
   width: 100%;
@@ -279,12 +282,6 @@ a.linkButton {
   width: 8.25em;
   height: 11em;
 }
-.star {
-  font-weight: bold;
-}
-.star span {
-  font-size: 1.2em;
-}
 .footer {
   padding: 3em;
   color: #413;
@@ -295,6 +292,9 @@ a.linkButton {
 .footer .version {
   font-size: 0.7em;
 }
+.footer .github {
+  margin: 1em 0 0 0.5em;
+}
 [class^="icon-"]:before,
 [class*=" icon-"]:before {
   vertical-align: baseline;

front/src/css/rule.css

@@ -29,9 +29,16 @@
   border-radius: 0.5em;
   margin: 0 auto 0.5em;
 }
+.rule h3 {
+  margin-bottom: 0em;
+}
+.rule .okThreshold {
+  font-style: italic;
+  font-size: 0.9em;
+}
 .rule .message {
   width: 80%;
-  margin: 0 auto;
+  margin: 1.5em auto;
 }
 .rule .message p {
   margin: 0.5em;
@@ -94,6 +101,7 @@
   margin: 0.2em 0;
   border-radius: 0.4em;
   z-index: 1;
+  cursor: pointer;
 }
 .offendersTable .offenderButton.opens,
 .value .offenderButton.opens {
@@ -150,6 +158,10 @@
   display: block;
   background: #ffe0cc;
 }
+.offendersTable .smallerOffenders,
+.value .smallerOffenders {
+  font-size: 0.9em;
+}
 .offendersHtml {
   display: inline-block;
 }
@@ -167,7 +179,7 @@
 .checker {
   /* Checkerboard background */
   background-color: #ddd;
-  background-image: linear-gradient(45deg, #aaaaaa 25%, transparent 25%, transparent 75%, #aaaaaa 75%, #aaaaaa), linear-gradient(45deg, #aaaaaa 25%, transparent 25%, transparent 75%, #aaaaaa 75%, #aaaaaa);
+  background-image: linear-gradient(45deg, #AAA 25%, transparent 25%, transparent 75%, #AAA 75%, #AAA), linear-gradient(45deg, #AAA 25%, transparent 25%, transparent 75%, #AAA 75%, #AAA);
   background-size: 1em 1em;
   background-position: 0 0, 0.5em 0.5em;
 }
@@ -207,6 +219,17 @@
   z-index: 2;
   border: 0.2em solid #f1c40f;
 }
+.similarColors {
+  margin: 1em;
+  width: 20em;
+  height: 6em;
+}
+.similarColors > div {
+  display: inline-block;
+  width: 10em;
+  height: 3.5em;
+  padding-top: 2.5em;
+}
 .totalWeightPie {
   max-width: 39em;
   margin: 2em auto 4em;
@@ -237,8 +260,9 @@
   margin-top: 0.5em;
 }
 .smallPreview {
-  max-height: 1.6em;
-  max-width: 4em;
+  display: block;
+  max-height: 4em;
+  max-width: 8em;
   border: 1px solid #000;
-  margin-top: 0.2em;
+  margin: 1em auto 0.2em;
 }

front/src/css/timeline.css

@@ -62,34 +62,34 @@
   background: #F04DA7;
 }
 .timeline .domComplete.interval {
-  background: #ede3ff;
+  background: #EDE3FF;
 }
 .timeline .domComplete .color {
-  background: #c2a3ff;
+  background: #C2A3FF;
 }
 .timeline .domContentLoadedEnd.interval {
-  background: #d8f0f0;
+  background: #D8F0F0;
 }
 .timeline .domContentLoadedEnd .color {
-  background: #7ecccc;
+  background: #7ECCCC;
 }
 .timeline .domContentLoaded.interval {
-  background: #e0ffd1;
+  background: #E0FFD1;
 }
 .timeline .domContentLoaded .color {
-  background: #a7e846;
+  background: #A7E846;
 }
 .timeline .domInteractive.interval {
-  background: #fffccc;
+  background: #FFFCCC;
 }
 .timeline .domInteractive .color {
-  background: #ffe433;
+  background: #FFE433;
 }
 .timeline .domCreation.interval {
-  background: #ffe0cc;
+  background: #FFE0CC;
 }
 .timeline .domCreation .color {
-  background: #ff6600;
+  background: #FF6600;
 }
 .timeline .tooltip.detailsOverlay {
   position: absolute;
@@ -152,14 +152,16 @@
   width: 100%;
   border-spacing: 0.25em;
 }
-.table > div {
+.table > div,
+.table > a {
   display: table-row;
 }
 .table > .headers > div {
   font-weight: bold;
   padding: 0.5em 1em;
 }
-.table > div > div {
+.table > div > div,
+.table > a > div {
   padding: 0.1em 1em;
   background: #f2f2f2;
   display: table-cell;
@@ -292,19 +294,19 @@
   white-space: nowrap;
 }
 .table > div > .startTime.domComplete {
-  background: #ede3ff;
+  background: #EDE3FF;
 }
 .table > div > .startTime.domContentLoadedEnd {
-  background: #d8f0f0;
+  background: #D8F0F0;
 }
 .table > div > .startTime.domContentLoaded {
-  background: #e0ffd1;
+  background: #E0FFD1;
 }
 .table > div > .startTime.domInteractive {
-  background: #fffccc;
+  background: #FFFCCC;
 }
 .table > div > .startTime.domCreation {
-  background: #ffe0cc;
+  background: #FFE0CC;
 }
 .execution .icon-warning {
   color: #e74c3c;

front/src/js/app.js

@@ -37,6 +37,11 @@ yltApp.run(['$rootScope', '$location', function($rootScope, $location) {
     $rootScope.$on('$routeChangeSuccess', function(){
         ga('send', 'pageview', {'page': $location.path()});
     });
+
+    // GitHub star button (asynchronously loaded iframe)
+    window.addEventListener('load', function() {
+        window.document.getElementById('ghbtn').src = 'http://ghbtns.com/github-btn.html?user=gmetais&repo=YellowLabTools&type=star&count=true&size=large';
+    });
 }]);
 
 yltApp.config(['$routeProvider', '$locationProvider',

front/src/js/controllers/dashboardCtrl.js

@@ -30,10 +30,6 @@ dashboardCtrl.controller('DashboardCtrl', ['$scope', '$rootScope', '$routeParams
         $scope.tweetText = 'I\'ve discovered this cool open-source tool that audits the front-end quality of a web page: ';
     }
 
-    $scope.showRulePage = function(ruleName) {
-        $location.path('/result/' + $scope.runId + '/rule/' + ruleName);
-    };
-
     $scope.testAgain = function() {
         API.relaunchTest($scope.result);
     };

front/src/js/controllers/ruleCtrl.js

@@ -48,6 +48,55 @@ ruleCtrl.controller('RuleCtrl', ['$scope', '$rootScope', '$routeParams', '$locat
                 tooltipTemplate: '<%=label%>: <%=value%> KB'
             };
         }
+
+        // Init "Breakpoints" chart
+        if ($scope.policyName === 'cssBreakpoints' && $scope.rule.value > 0) {
+
+            // Seek for the biggest breakpoint
+            var max = 0;
+            $scope.rule.offendersObj.forEach(function(offender) {
+                if (offender.pixels > max) {
+                    max = offender.pixels;
+                }
+            });
+            max = Math.max(max + 100, 1400);
+
+            // We group offenders 10px by 10px
+            var GROUP_SIZE = 20;
+
+            // Generate an empty array of values
+            $scope.breakpointsLabels = [];
+            $scope.breakpointsData = [[]];
+            for (var i = 0; i <= max / GROUP_SIZE; i++) {
+                $scope.breakpointsLabels[i] = '';
+                $scope.breakpointsData[0][i] = 0;
+            }
+
+            // Fill it with results
+            $scope.rule.offendersObj.forEach(function(offender) {
+                var group = Math.floor((offender.pixels + 1) / GROUP_SIZE);
+
+                if ($scope.breakpointsLabels[group] !== '') {
+                    $scope.breakpointsLabels[group] += '/';
+                }
+                $scope.breakpointsLabels[group] += offender.breakpoint;
+
+                $scope.breakpointsData[0][group] += offender.count;
+            });
+
+            $scope.breakpointsSeries = ['Number of CSS rules per breakpoint'];
+            $scope.breakpointsColours = ['#9c4274'];
+            $scope.breakpointsOptions = {
+                scaleShowGridLines: false,
+                barShowStroke: false,
+                showTooltips: false,
+                pointDot: false,
+                responsive: true,
+                maintainAspectRatio: true,
+                strokeColor: 'rgba(20, 200, 20, 1)',
+                scaleFontSize: 9
+            };
+        }
     }
 
     $scope.backToDashboard = function() {

front/src/js/directives/offendersDirectives.js

@@ -608,7 +608,12 @@
             for (var i = 0 ; i < parsedBacktrace.length ; i++) {
                 html += '<div>';
                 html += '<div>' + (parsedBacktrace[i].fnName || '(anonymous function)') + '</div>';
-                html += '<div class="trace">' + getUrlLink(parsedBacktrace[i].filePath, 40) + ':' + parsedBacktrace[i].line + '</div>';
+                html += '<div class="trace">' + getUrlLink(parsedBacktrace[i].filePath, 40) + '</div>';
+                if (parsedBacktrace[i].column) {
+                    html += '<div>' + parsedBacktrace[i].line + ':' + parsedBacktrace[i].column + '</div>';    
+                } else {
+                    html += '<div>line ' + parsedBacktrace[i].line + '</div>';
+                }
                 html += '</div>';
             }
         }
@@ -630,6 +635,17 @@
                 var fnName = null, fileAndLine;
 
                 var withFnResult = /^([^\s\(]+) \((.+:\d+)\)$/.exec(trace);
+                
+                if (withFnResult === null) {
+                    // Try the PhantomJS 2 format
+                    withFnResult = /^([^\s\(]+) \((.+:\d+:\d+)\)$/.exec(trace);
+                }
+
+                if (withFnResult === null) {
+                    // Try the PhantomJS 2 ERROR format
+                    withFnResult = /^([^\s\(]+) (http.+:\d+)$/.exec(trace);
+                }
+
                 if (withFnResult === null) {
                     fileAndLine = trace;
                 } else {
@@ -637,14 +653,22 @@
                     fileAndLine = withFnResult[2];
                 }
 
-                var fileAndLineSplit = /^(.*):(\d+)$/.exec(fileAndLine);
+                // And now the second part
+                var fileAndLineSplit = /^(.*):(\d+):(\d+)$/.exec(fileAndLine);
+
+                if (fileAndLineSplit === null) {
+                    fileAndLineSplit = /^(.*):(\d+)$/.exec(fileAndLine);
+                }
+
                 var filePath = fileAndLineSplit[1];
                 var line = fileAndLineSplit[2];
+                var column = fileAndLineSplit[3];
 
                 out.push({
                     fnName: fnName,
                     filePath: filePath,
-                    line: line
+                    line: line,
+                    column: column
                 });
             });
 

front/src/js/services/apiService.js

@@ -14,7 +14,7 @@ apiService.factory('API', ['$location', 'Runs', 'Results', function($location, R
                 waitForSelector: settings.waitForSelector,
                 cookie: settings.cookie,
                 authUser: settings.authUser,
-                authPass: settings.authPass,
+                authPass: settings.authPass
             };
 
             if (settings.waitForSelector && settings.waitForSelector !== '') {

front/src/less/dashboard.less

@@ -108,7 +108,11 @@
 
 .summary .notations .criteria .table {
     width: 100%;
-    > div:hover > div {
+    > a {
+        text-decoration: none;
+        color: inherit;
+    }
+    > a:hover > div {
         background: #EBD8E2;
         cursor: pointer;
         &.info {

front/src/less/index.less

@@ -38,7 +38,7 @@
         font-size: 1em;
     }
 
-    input[type=text] {
+    input[type=text], input[type=password] {
         width: 100%;
         min-width: 4em;
     }
@@ -147,6 +147,7 @@
             &.label {
                 width: 25%;
                 white-space: nowrap;
+                vertical-align: middle;
             }
         }
     }

front/src/less/main.less

@@ -132,8 +132,12 @@ a.linkButton {
     background: #000;
 
     > div {
-        overflow: scroll;
         position: relative;
+        overflow: hidden;
+
+        &:hover {
+            overflow: auto;
+        }
     }
 
     .screenshotImage {
@@ -234,14 +238,6 @@ a.linkButton {
     }
 }
 
-
-.star {
-    font-weight: bold;
-    span {
-        font-size: 1.2em;
-    }
-}
-
 .footer {
     padding: 3em;
     color: #413;
@@ -251,6 +247,9 @@ a.linkButton {
     .version {
         font-size: 0.7em;
     }
+    .github {
+        margin: 1em 0 0 0.5em;
+    }
 }
 
 [class^="icon-"]:before, [class*=" icon-"]:before {

front/src/less/rule.less

@@ -32,9 +32,18 @@
     margin: 0 auto 0.5em;
 }
 
+.rule h3 {
+    margin-bottom: 0em;
+}
+
+.rule .okThreshold {
+    font-style: italic;
+    font-size: 0.9em;
+}
+
 .rule .message {
     width: 80%;
-    margin: 0 auto;
+    margin: 1.5em auto;
     p {
         margin: 0.5em;
     }
@@ -103,6 +112,7 @@
         margin: 0.2em 0;
         border-radius: 0.4em;
         z-index: 1;
+        cursor: pointer;
 
         &.opens {
             padding-right: 0.75em;
@@ -157,6 +167,10 @@
             }
         }
     }
+
+    .smallerOffenders {
+        font-size: 0.9em;
+    }
 }
 
 .offendersHtml {
@@ -225,6 +239,19 @@
     }
 }
 
+.similarColors {
+    margin: 1em;
+    width: 20em;
+    height: 6em;
+
+    > div {
+        display: inline-block;
+        width: 10em;
+        height: 3.5em;
+        padding-top: 2.5em;
+    }
+}
+
 .totalWeightPie {
     max-width: 39em;
     margin: 2em auto 4em;
@@ -262,8 +289,9 @@
 }
 
 .smallPreview {
-    max-height: 1.6em;
-    max-width: 4em;
+    display: block;
+    max-height: 4em;
+    max-width: 8em;
     border: 1px solid #000;
-    margin-top: 0.2em;
+    margin: 1em auto 0.2em;
 }

front/src/less/timeline.less

@@ -173,7 +173,8 @@
     border-spacing: 0.25em;
 }
 
-.table > div {
+.table > div,
+.table > a {
     display: table-row;
 }
 
@@ -182,7 +183,8 @@
     padding: 0.5em 1em;
 }
 
-.table > div > div {
+.table > div > div,
+.table > a > div {
     padding: 0.1em 1em;
     background: #f2f2f2;
     display: table-cell;

front/src/main.html

@@ -16,18 +16,18 @@
     <link rel="stylesheet" type="text/css" href="/css/screenshot.css">
     <link rel="stylesheet" type="text/css" href="/css/timeline.css">
     <link rel="stylesheet" type="text/css" href="/css/about.css">
-    <link rel="stylesheet" type="text/css" href="/bower_components/angular-chart.js/dist/angular-chart.css">
+    <link rel="stylesheet" type="text/css" href="/node_modules/angular-chart.js/dist/angular-chart.css">
     <!-- endbuild -->
 
     <!-- build:js /js/all.js -->
-    <script src="/bower_components/angular/angular.min.js"></script>
-    <script src="/bower_components/Chart.js/Chart.min.js"></script>
-    <script src="/bower_components/angular-route/angular-route.min.js"></script>
-    <script src="/bower_components/angular-resource/angular-resource.min.js"></script>
-    <script src="/bower_components/angular-sanitize/angular-sanitize.min.js"></script>
-    <script src="/bower_components/angular-animate/angular-animate.min.js"></script>
-    <script src="/bower_components/angular-local-storage/dist/angular-local-storage.min.js"></script>
-    <script src="/bower_components/angular-chart.js/dist/angular-chart.min.js"></script>
+    <script src="/node_modules/angular/angular.min.js"></script>
+    <script src="/node_modules/chart.js/Chart.min.js"></script>
+    <script src="/node_modules/angular-route/angular-route.min.js"></script>
+    <script src="/node_modules/angular-resource/angular-resource.min.js"></script>
+    <script src="/node_modules/angular-sanitize/angular-sanitize.min.js"></script>
+    <script src="/node_modules/angular-animate/angular-animate.min.js"></script>
+    <script src="/node_modules/angular-local-storage/dist/angular-local-storage.min.js"></script>
+    <script src="/node_modules/angular-chart.js/dist/angular-chart.min.js"></script>
     <script src="/js/app.js"></script>
     <script src="/js/controllers/indexCtrl.js"></script>
     <script src="/js/controllers/dashboardCtrl.js"></script>
@@ -50,8 +50,9 @@
     <div id="header"><h1>Yellow Lab <span class="icon-lab"></span> Tools</h1></div>
     <div id="body" ng-view autoscroll="true"></div>
     <div class="footer">
-        <a href="/about">Learn more</a><br>If you like <b>Yellow Lab Tools</b>, <a href="https://github.com/gmetais/YellowLabTools" target="_blank" class="star">give it a <span>&#9733;</span> on GitHub</a>!<br>
         <span class="version">@@version</span>
+        <br><a href="/about">More about Yellow Lab Tools</a><br>
+        <div class="github"><iframe id="ghbtn" frameborder="0" scrolling="0" width="145px" height="30px"></iframe></div>
     </div>
 
     <script>

front/src/views/dashboard.html

@@ -28,8 +28,8 @@
             <div class="category">{{category.label}}</div>
             <div class="criteria">
                 <div class="table" title="Click to see details">
-                    <div ng-repeat="ruleName in category.rules" ng-if="result.rules[ruleName]" ng-init="rule = result.rules[ruleName]"
-                         ng-class="{'warning': rule.abnormal}" ng-click="showRulePage(ruleName)">
+                    <a ng-repeat="ruleName in category.rules" ng-if="result.rules[ruleName]" ng-init="rule = result.rules[ruleName]"
+                         ng-class="{'warning': rule.abnormal}" href="/result/{{runId}}/rule/{{ruleName}}">
                         <div class="grade">
                             <grade score="rule.score"></grade>
                         </div>
@@ -42,14 +42,14 @@
                             <span ng-if="rule.abnormalityScore <= -300" class="icon-warning"></span>
                         </div>
                         <div class="info"><span class="icon-question"></span></div>
-                    </div>
+                    </a>
                 </div>
             </div>
         </div>
     </div>
 
     <div ng-if="!error && !fromSocialShare" class="apiTip">
-        <b>Did you know? Yellow Lab Tools has a brand new <a href="https://github.com/gmetais/grunt-yellowlabtools" target="_blank">Grunt plugin</a>!
+        <b>Did you know?</b> You can <b>bookmark</b> this result page URL or <b>share it</b>, Yellow Lab Tools keeps test results for years!
     </div>
 
     <div class="tweet" ng-if="!error && !fromSocialShare">

front/src/views/index.html

@@ -2,7 +2,7 @@
 <p class="price">Free and open source!</p>
 
 <form ng-submit="launchTest()" >
-    <input type="{{$root.isTouchDevice? 'url' : 'text'}}" name="url" ng-model="url" placeholder="http://www.mysite.com" class="url" />
+    <input type="text" name="url" ng-model="url" placeholder="http://www.mysite.com" class="url" />
     <input type="submit" value="Launch test" class="launchBtn" ng-class="{disabled: !url}" />
     <div class="settings">
         <div class="device">
@@ -42,7 +42,7 @@
                 </div>
                 <div><input type="text" name="cookie" ng-model="settings.cookie" /></div>
             </div>
-            <!--<div>
+            <div>
                 <div class="label">
                     Authent
                     <span class="settingsTooltip">
@@ -57,10 +57,10 @@
                     </div>
                     <div>
                         <div><span>password</div>
-                        <div><input type="text" class="authField" name="authPass" ng-model="settings.authPass" /></div>
+                        <div><input type="password" class="authField" name="authPass" ng-model="settings.authPass" /></div>
                     </div>
                 </div>
-            </div>-->
+            </div>
             <!--<div>
                 <div class="label">Blocked domains</div>
                 <div>

front/src/views/rule.html

@@ -14,6 +14,14 @@
                 <span ng-if="rule.policy.unit == 'bytes'">{{rule.value | bytes}}</span>
                 <span ng-if="rule.policy.unit != 'bytes'">{{rule.value}}</span>
             </h3>
+            <div class="okThreshold" ng-if="rule.score < 100 && rule.policy.isOkThreshold !== undefined">
+                Have
+                <span ng-if="rule.policy.unit == 'bytes'">{{rule.policy.isOkThreshold | bytes}}</span>
+                <span ng-if="rule.policy.unit != 'bytes'">{{rule.policy.isOkThreshold}}</span>
+                <span ng-if="rule.policy.isOkThreshold > 0 && rule.policy.isOkThreshold < rule.policy.isBadThreshold">or less</span>
+                <span ng-if="rule.policy.isOkThreshold > rule.policy.isBadThreshold">or more</span>
+                to get the 100/100 score.
+            </div>
             <div ng-bind-html="rule.policy.message" class="message"></div>
         </div>
     </div>
@@ -88,6 +96,15 @@
                         </span>
                     </div>
 
+                    <div ng-if="policyName === 'similarColors'">
+                        <div class="similarColors checker"><div ng-style="{'background-color': offender.color1, 'color': offender.isDark ? '#FFF' : '#000'}">{{offender.color1}}</div><div ng-style="{'background-color': offender.color2, 'color': offender.isDark ? '#FFF' : '#000'}">{{offender.color2}}</div></div>
+                    </div>
+
+                    <div ng-if="policyName === 'cssMobileFirst'">
+                        <b>{{offender.query}}</b> for <ng-pluralize count="offender.rules" when="{'one':'1 rule','other':'{} rules'}"></ng-pluralize>
+                        <file-and-line-button file="offender.file" line="offender.line" column="offender.column"></file-and-line-button>
+                    </div>
+
                     <div ng-if="policyName === 'cssParsingErrors'">
                         <b>{{offender.error}}</b>
                         <file-and-line file="offender.file" line="offender.line" column="offender.column"></file-and-line>
@@ -131,15 +148,23 @@
                     </div>
 
                     <div ng-if="policyName === 'cssOldPropertyPrefixes'">
-                        {{offender.rule}} {<b>{{offender.property}}</b>: {{offender.value + '}' }}
-                        <br>
-                        <b>{{offender.message}}</b>
-                        <file-and-line-button file="offender.file" line="offender.line" column="offender.column"></file-and-line-button>
+                        <b>{{offender.property}} {{offender.message}}</b>
+                        <div ng-if="offender.rules.length" ng-click="offender.showMore = !offender.showMore" class="offenderButton">
+                            <span ng-if="!offender.showMore">show</span>
+                            <span ng-if="offender.showMore">hide</span>
+                            <ng-pluralize count="offender.rules.length" when="{'one':'1 offender','other':'{} offenders'}"></ng-pluralize>
+                        </div>
+                        <div ng-if="offender.showMore" class="smallerOffenders">
+                            <div ng-repeat="cssRule in offender.rules">
+                                {{cssRule.rule}} {{'{' + offender.property}}: {{cssRule.value + '}' }}
+                                <file-and-line-button file="cssRule.file" line="cssRule.line" column="cssRule.column"></file-and-line-button>
+                            </div>
+                        </div>
                     </div>
 
-                    <div ng-if="policyName === 'lazyLoadableImagesBelowTheFold'">
-                        <url-link url="offender" max-length="100"></url-link>
+                    <div ng-if="policyName === 'lazyLoadableImagesBelowTheFold' || policyName === 'hiddenImages'">
                         <img ng-src="{{offender}}" class="smallPreview checker"></img>
+                        <url-link url="offender" max-length="100"></url-link>
                     </div>
 
                     <div ng-if="policyName === 'notFound' || policyName === 'closedConnections' || policyName === 'multipleRequests' || policyName === 'cachingDisabled' || policyName === 'cachingNotSpecified'">
@@ -328,6 +353,22 @@
         Please open the <a href="/result/{{runId}}/timeline#filter=eventNotDelegated">JS timeline, filtered by "Events not delegated"</a>
     </div>
 
+    <div ng-if="policyName === 'cssBreakpoints'">
+        <div ng-if="rule.value > 0" class="cssBreakpointsGraph">
+            <h3>Breakpoints distribution graph</h3>
+            <canvas class="chart chart-line" chart-data="breakpointsData" chart-labels="breakpointsLabels" chart-options="breakpointsOptions" chart-legend="true" chart-colours="breakpointsColours" width="600" height="250"></canvas>
+            <h3>Breakpoints list</h3>
+            <div class="offendersTable">
+                <div ng-repeat="offender in rule.offendersObj | orderBy:'pixels'">
+                    <div>Breakpoint <b>{{offender.breakpoint}}</b> involves <ng-pluralize count="offender.count" when="{'one': '1 rule', 'other': '{} rules'}"></ng-pluralize></div>
+                </div>
+            </div>
+        </div>
+        <div ng-if="rule.value === 0">
+        No breakpoint
+        </div>
+    </div>
+
     <div ng-if="!rule && rule !== null" class="notFound">
         <h2>404</h2>
         Rule "{{policyName}}"" not found

lib/metadata/policies.js

@@ -150,10 +150,10 @@ var policies = {
     "DOMaccessesOnScroll": {
         "tool": "jsExecutionTransformer",
         "label": "DOM access on scroll",
-        "message": "<p>This rule counts the number of DOM-accessing functions calls on a scroll event, such as queries, readings, writings, bindings and jQuery functions.</p><p>Two scroll events are triggered quickly, one after the other, and only the second one is analyzed so throttled functions are ignored.</p><p>One of the main reasons of a poor scrolling experience is when too much JS is executed on each scroll event. Note that some devices such as smartphones and MacBooks send more scroll events than others.</p><p>Reduce the number of DOM accesses inside scroll listeners. Put DOM queries outside them when possible. Use <a href=\"http://blogorama.nerdworks.in/javascriptfunctionthrottlingan/\" target=\"_blank\">throttling or deboucing</a>.</p>",
+        "message": "<p>This rule counts the number of DOM-accessing functions calls on a scroll event, such as queries, readings, writings, bindings and jQuery functions.</p><p>Two scroll events are triggered quickly, one after the other, and only the second one is analyzed so throttled functions are ignored.</p><p>One of the main reasons of a poor scrolling experience is when too much JS is executed on each scroll event. Note that some devices such as smartphones and MacBooks send more scroll events than others.</p><p>Reduce the number of DOM accesses inside scroll listeners. Put DOM queries outside them when possible. Use <a href=\"http://blogorama.nerdworks.in/javascriptfunctionthrottlingan/\" target=\"_blank\">throttling or debouncing</a>.</p>",
         "isOkThreshold": 1,
-        "isBadThreshold": 12,
-        "isAbnormalThreshold": 25,
+        "isBadThreshold": 20,
+        "isAbnormalThreshold": 35,
         "hasOffenders": true,
         "offendersTransformFn": function(offenders) {
             return offenders;
@@ -195,8 +195,8 @@ var policies = {
         "label": "document.write calls",
         "message": "<p>They slow down the page construction, especially if they are used to insert scripts in the page. Remove them ASAP.</p><p>If you cannot remove them because they come from a third-party script (such as ads), have a look at <a href=\"https://github.com/krux/postscribe\" target=\"_blank\">PostScribe</a>.</p>",
         "isOkThreshold": 0,
-        "isBadThreshold": 10,
-        "isAbnormalThreshold": 20,
+        "isBadThreshold": 5,
+        "isAbnormalThreshold": 10,
         "hasOffenders": true,
         "offendersTransformFn": function(offenders) {
             return {
@@ -254,8 +254,8 @@ var policies = {
         "tool": "phantomas",
         "label": "Global variables",
         "message": "<p>It is a bad practice because they clutter up the global namespace. If two scripts use the same variable name in the global scope, it can cause conflicts and it is generally hard to debug.</p><p>Global variables also take a (very) little bit longer to be accessed than variables in the local scope of a function.</p>",
-        "isOkThreshold": 30,
-        "isBadThreshold": 150,
+        "isOkThreshold": 40,
+        "isBadThreshold": 200,
         "isAbnormalThreshold": 700,
         "hasOffenders": true,
         "offendersTransformFn": function(offenders) {
@@ -463,8 +463,8 @@ var policies = {
     },
     "cssColors": {
         "tool": "phantomas",
-        "label": "Different colors",
-        "message": "<p>This is the number of different colors defined in CSS.</p><p>Your CSS project will be easier to maintain if you keep a small color set.</p>",
+        "label": "Colors count",
+        "message": "<p>This is the number of different colors defined in CSS.</p><p>Your CSS will be easier to maintain if you keep a small color set.</p>",
         "isOkThreshold": 30,
         "isBadThreshold": 150,
         "isAbnormalThreshold": 400,
@@ -507,6 +507,58 @@ var policies = {
             };
         }
     },
+    "similarColors": {
+        "tool": "colorDiff",
+        "label": "Similar colors",
+        "message": "<p>This is the list of colors found in the stylesheets, that are very close to each other. The eye can barely see the difference.</p><p>Use this list to reduce the number of colors in your palette, it will be easier to maintain.</p>",
+        "isOkThreshold": 0,
+        "isBadThreshold": 40,
+        "isAbnormalThreshold": 80,
+        "hasOffenders": true,
+        "offendersTransformFn": function(offenders) {
+            return {
+                count: offenders.length,
+                list: offenders
+            };
+        }
+    },
+    "cssBreakpoints": {
+        "tool": "mediaQueriesChecker",
+        "label": "Breakpoints count",
+        "message": "<p>This is the number of different breakpoints found in the stylesheets' media queries.</p><p>Please note this rule is based on <i>min-width</i>, <i>max-width</i>, <i>min-device-width</i> and <i>max-device-width</i> media queries only.</p><p>Your CSS will be easier to maintain if you keep a reasonable number of breakpoints. Try to make a fluid design - using percents - to avoid the creation of numerous breakpoints.</p>",
+        "isOkThreshold": 6,
+        "isBadThreshold": 40,
+        "isAbnormalThreshold": 60,
+        "hasOffenders": true,
+        "offendersTransformFn": function(offenders) {
+            var offendersTable = [];
+
+            for (var offender in offenders) {
+                offendersTable.push({
+                    breakpoint: offender,
+                    count: offenders[offender].count,
+                    pixels: offenders[offender].pixels
+                });
+            }
+
+            return offendersTable;
+        }
+    },
+    "cssMobileFirst": {
+        "tool": "mediaQueriesChecker",
+        "label": "Not mobile-first media queries",
+        "message": "<p>This is the number of CSS rules inside media queries that address small screens.</p><p>The common good practice, when creating a responsive website, is to write it \"mobile-first\". More explanation in <a href=\"http://www.sitepoint.com/introduction-mobile-first-media-queries\" target=\"_blank\">this great article</a>.</p>",
+        "isOkThreshold": 25,
+        "isBadThreshold": 200,
+        "isAbnormalThreshold": 1000,
+        "hasOffenders": true,
+        "offendersTransformFn": function(offenders) {
+            return {
+                count: offenders.length,
+                list: offenders
+            };
+        }
+    },
     "cssImports": {
         "tool": "phantomas",
         "label": "Uses of @import",
@@ -737,36 +789,53 @@ var policies = {
     "cssOldPropertyPrefixes": {
         "tool": "phantomas",
         "label": "Old prefixes",
-        "message": "<p>Many property prefixes such as -moz- or -webkit- are not needed anymore, or by very few people. You can remove them or replace them with the non-prefixed version. This will help reducing your stylesheets weight.</p>",
+        "message": "<p>Many property prefixes such as -moz- or -webkit- are not needed anymore, or by very few people. Sometimes, they have never even existed. You can remove them or replace them with the non-prefixed version. This will help reducing your stylesheets weight.</p><p>The prefixes database comes from <a href=\"http://caniuse.com/\" target=\"_blank\">Can I Use</a>.</p>",
         "isOkThreshold": 0,
         "isBadThreshold": 75,
         "isAbnormalThreshold": 300,
         "hasOffenders": true,
         "offendersTransformFn": function(offenders) {
+            var properties = {};
+            offenders.forEach(function(offender) {
+                var splittedOffender = offendersHelpers.cssOffenderPattern(offender);
+
+                var parts = /^([^{]*)(?: ?{ ?([^ ]+): (.*) ?}) \/\/ (.*)$/.exec(splittedOffender.css);
+
+                if (!parts) {
+                    debug('cssOldPropertyPrefixes offenders transform function error with "%s"', offender);
+                    return {
+                        parseError: offender
+                    };
+                }
+
+                var propertyName = parts[2];
+
+                if (!properties[propertyName]) {
+                    properties[propertyName] = {
+                        property: propertyName,
+                        message: parts[4],
+                        rules: []
+                    };
+                }
+
+                properties[propertyName].rules.push({
+                    rule: parts[1],
+                    value: parts[3],
+                    file: splittedOffender.file,
+                    line: splittedOffender.line,
+                    column: splittedOffender.column
+                });
+            });
+
+            // Object to array
+            var list = [];
+            for (var propertyName in properties) {
+                list.push(properties[propertyName]);
+            }
+
             return {
                 count: offenders.length,
-                list: offenders.map(function(offender) {
-                    var splittedOffender = offendersHelpers.cssOffenderPattern(offender);
-
-                    var parts = /^([^{]*)(?: ?{ ?([^ ]+): (.*) ?}) \/\/ (.*)$/.exec(splittedOffender.css);
-
-                    if (!parts) {
-                        debug('cssOldPropertyPrefixes offenders transform function error with "%s"', offender);
-                        return {
-                            parseError: offender
-                        };
-                    }
-
-                    return {
-                        rule: parts[1],
-                        property: parts[2],
-                        value: parts[3],
-                        message: parts[4],
-                        file: splittedOffender.file,
-                        line: splittedOffender.line,
-                        column: splittedOffender.column
-                    };
-                })
+                list: list
             };
         }
     },
@@ -846,7 +915,7 @@ var policies = {
     "totalWeight": {
         "tool": "weightChecker",
         "label": "Total weight",
-        "message": "<p>The weight is of course very important if you want the page to load fast. Try to stay under 1MB, which is alreay very long to download over a slow connection.</p>",
+        "message": "<p>The weight is of course very important if you want the page to load fast. Try to stay under 1MB, which is alreay very long to download over a slow connection.</p><p>Please note that Yellow Lab Tools' engine (PhantomJS) is not compatible with image srcset (unless you use a polyfill). This can lead to incorrect page weight.</p>",
         "isOkThreshold": 716800,
         "isBadThreshold": 2097152,
         "isAbnormalThreshold": 3145728,
@@ -856,7 +925,7 @@ var policies = {
     "imageOptimization": {
         "tool": "weightChecker",
         "label": "Image optimization",
-        "message": "<p>This metric mesures the number of bytes that could be saved by optimizing images.</p><p>Image optimization is generally one of the easiest way to reduce a page weight, and as a result, the page load time. Don't use Photoshop or other image editing tools, they're not very good for optimization. Use specialized tools such as <a href=\"https://kraken.io/\" target=\"_blank\">Kraken.io</a> or the excellent <a href=\"https://imageoptim.com/\" target=\"_blank\">ImageOption</a> on Mac. For SVG images, you can use <a href=\"https://jakearchibald.github.io/svgomg/\" target=\"_blank\">SVGOMG</a></p><p>The tools in use in YellowLabTools are not set to their maximum optimization power, so you might be able to compress even more!</p>",
+        "message": "<p>This metric mesures the number of bytes that could be saved by optimizing images.</p><p>Image optimization is generally one of the easiest way to reduce a page weight, and as a result, the page load time. Don't use Photoshop or other image editing tools, they're not very good for optimization. Use specialized tools such as <a href=\"https://kraken.io/\" target=\"_blank\">Kraken.io</a> or the excellent <a href=\"https://imageoptim.com/\" target=\"_blank\">ImageOptim</a> on Mac. For SVG images, you can use <a href=\"https://jakearchibald.github.io/svgomg/\" target=\"_blank\">SVGOMG</a></p><p>The tools in use in YellowLabTools are not set to their maximum optimization power (JPEG quality 85), so you might be able to compress even more!</p><p>Please note that Yellow Lab Tools' engine (PhantomJS) is not compatible with image srcset (unless you use a polyfill). This can lead to incorrect page weight.</p>",
         "isOkThreshold": 10240,
         "isBadThreshold": 122880,
         "isAbnormalThreshold": 307200,
@@ -959,13 +1028,22 @@ var policies = {
     },
     "lazyLoadableImagesBelowTheFold": {
         "tool": "phantomas",
-        "label": "Not lazyloaded images",
+        "label": "Below the fold images",
         "message": "<p>This is the number of images displayed below the fold that could be lazy-loaded. This is an excellent way to accelerate the loading time of an heavy page.</p><p>I recommend using <a href=\"https://github.com/vvo/lazyload\" target=\"_blank\">this lazyloader</a>.</p>",
         "isOkThreshold": 1,
         "isBadThreshold": 12,
         "isAbnormalThreshold": 30,
         "hasOffenders": true
     },
+    "hiddenImages": {
+        "tool": "phantomas",
+        "label": "Hidden images",
+        "message": "<p>List of all images that have a display:none property, or one of their parents. These images are loaded by the browser even if they're not visible. You might be able to find a way to lazy-load them, only when they get visible.</p><p>Trackers are an exception, you'd better hide them.</p>",
+        "isOkThreshold": 1,
+        "isBadThreshold": 12,
+        "isAbnormalThreshold": 30,
+        "hasOffenders": true
+    },
     "cachingDisabled": {
         "tool": "phantomas",
         "label": "Caching disabled",

lib/metadata/scoreProfileGeneric.json

@@ -17,7 +17,8 @@
                 "notFound": 3,
                 "multipleRequests": 2,
                 "smallRequests": 1,
-                "lazyLoadableImagesBelowTheFold": 2
+                "lazyLoadableImagesBelowTheFold": 2,
+                "hiddenImages": 1
             }
         },
         "domComplexity": {
@@ -69,7 +70,10 @@
                 "cssRules": 2,
                 "cssComplexSelectors": 2,
                 "cssComplexSelectorsByAttribute": 1.5,
-                "cssColors": 0.5
+                "cssColors": 0.5,
+                "similarColors": 0.5,
+                "cssBreakpoints": 1,
+                "cssMobileFirst": 1
             }
         },
         "badCSS": {

lib/offendersHelpers.js

@@ -151,6 +151,9 @@ var OffendersHelpers = function() {
     };
 
     this.cssOffenderPattern = function(offender) {
+        // Remove any line breaks
+        offender = offender.replace(/(\r\n|\n|\r)/gm, '');
+
         var parts = /^(.*) (?:<([^ \(]*)>|\[inline CSS\]) @ (\d+):(\d+)$/.exec(offender);
         
         if (!parts) {

lib/runner.js

@@ -3,6 +3,8 @@ var debug                   = require('debug')('ylt:runner');
 
 var phantomasWrapper        = require('./tools/phantomas/phantomasWrapper');
 var jsExecutionTransformer  = require('./tools/jsExecutionTransformer');
+var colorDiff               = require('./tools/colorDiff');
+var mediaQueriesChecker     = require('./tools/mediaQueriesChecker');
 var weightChecker           = require('./tools/weightChecker/weightChecker');
 var rulesChecker            = require('./rulesChecker');
 var scoreCalculator         = require('./scoreCalculator');
@@ -28,6 +30,12 @@ var Runner = function(params) {
         // Treat the JS Execution Tree from offenders
         data = jsExecutionTransformer.transform(data);
 
+        // Compare colors
+        data = colorDiff.compareAllColors(data);
+
+        // Check media queries
+        data = mediaQueriesChecker.analyzeMediaQueries(data);
+
         // Redownload every file
         return weightChecker.recheckAllFiles(data);
 
@@ -52,12 +60,6 @@ var Runner = function(params) {
         delete data.toolsResults.phantomas.metrics.scrollExecutionTree;
         delete data.toolsResults.phantomas.offenders.scrollExecutionTree;
 
-        return data;
-
-    })
-
-    .then(function(data) {
-
         // Finished!
         deferred.resolve(data);
 

lib/server/controllers/apiController.js

@@ -6,6 +6,7 @@ var ScreenshotHandler   = require('../../screenshotHandler');
 var RunsQueue           = require('../datastores/runsQueue');
 var RunsDatastore       = require('../datastores/runsDatastore');
 var ResultsDatastore    = require('../datastores/resultsDatastore');
+var serverSettings      = require('../../../server_config/settings.json');
 
 
 var ApiController = function(app) {
@@ -52,7 +53,6 @@ var ApiController = function(app) {
         debug('Adding test %s to the queue', run.runId);
         var queuePromise = queue.push(run.runId);
 
-
         // Save the run to the datastore
         runsDatastore.add(run, queuePromise.startingPosition);
 
@@ -76,7 +76,8 @@ var ApiController = function(app) {
                 waitForSelector: run.params.waitForSelector,
                 cookie: run.params.cookie,
                 authUser: run.params.authUser,
-                authPass: run.params.authPass
+                authPass: run.params.authPass,
+                phantomasEngine: serverSettings.phantomasEngine
             };
 
             return ylt(run.params.url, runOptions);

lib/server/controllers/frontController.js

@@ -20,7 +20,7 @@ var FrontController = function(app) {
     app.use('/img', express.static(path.join(__dirname, assetsPath, 'img'), { maxAge: cacheDuration }));
     app.use('/js', express.static(path.join(__dirname, assetsPath, 'js'), { maxAge: cacheDuration }));
     app.use('/views', express.static(path.join(__dirname, assetsPath, 'views'), { maxAge: cacheDuration }));
-    app.use('/bower_components', express.static(path.join(__dirname, '../../../bower_components'), { maxAge: cacheDuration }));
+    app.use('/node_modules', express.static(path.join(__dirname, '../../../node_modules'), { maxAge: cacheDuration }));
 };
 
 module.exports = FrontController;

lib/tools/colorDiff.js

@@ -0,0 +1,92 @@
+var debug   = require('debug')('ylt:colorDiff');
+var diff    = require('color-diff');
+var parse   = require('parse-color');
+
+
+var colorDiff = function() {
+
+    var COLOR_DIFF_THRESHOLD = 0.9;
+
+    this.compareAllColors = function(data) {
+        debug('Starting to compare all colors...');
+
+        var offenders = data.toolsResults.phantomas.offenders.cssColors;
+        var colors = (offenders) ? this.parseAllColors(offenders) : [];
+        var result = [];
+
+        // Compare colors to each other
+        for (var i = 0; i < colors.length - 1 ; i++) {
+            for (var j = i + 1; j < colors.length; j++) {
+                debug('Comparing color %s with color %s', colors[i].original, colors[j].original);
+                if (this.compareTwoColors(colors[i], colors[j])) {
+                    debug('Colors are similar!');
+                    result.push({
+                        color1: colors[i].original,
+                        color2: colors[j].original,
+                        isDark: (colors[i].Lab.L < 60)
+                    });
+                }
+            }
+        }
+
+        data.toolsResults.colorDiff = {
+            metrics: {
+                similarColors: result.length
+            },
+            offenders: {
+                similarColors: result
+            }
+        };
+
+        return data;
+    };
+
+    this.parseAllColors = function(offenders) {
+        var parsedOffenders = offenders.map(this.parseOffender);
+        var deduplicatedColors = {};
+
+        parsedOffenders.forEach(function(color) {
+            if (color !== null) {
+                deduplicatedColors[color] = color;
+            }
+        });
+
+        return Object.keys(deduplicatedColors).map(this.parseColor);
+    };
+
+    this.parseOffender = function(offender) {
+        var regexResult = /^(.*) \(\d+ times\)$/.exec(offender);
+        return regexResult ? regexResult[1] : null;
+    };
+
+    this.parseColor = function(color) {
+        var colorArray = parse(color).rgba;
+
+        var obj = {
+            R: colorArray[0],
+            G: colorArray[1],
+            B: colorArray[2],
+            A: colorArray[3]
+        };
+
+        obj.Lab = diff.rgb_to_lab(obj);
+        obj.original = color;
+
+        return obj;
+    };
+
+    this.compareTwoColors = function(color1, color2) {
+        if (color1.A !== color2.A) {
+            debug('Comparison not possible, because the alpha channel is different');
+            return false;
+        }
+
+        var delta = diff.diff(color1.Lab, color2.Lab);
+        debug('Delta is %d', delta);
+        
+        return delta <= COLOR_DIFF_THRESHOLD;
+    };
+
+};
+
+module.exports = new colorDiff();

lib/tools/jsExecutionTransformer.js

@@ -121,24 +121,28 @@ var jsExecutionTransformer = function() {
             debug('JS execution transformation complete');
 
 
-            debug('Starting scroll execution transformation');
-            offenders.DOMaccessesOnScroll = JSON.parse(data.toolsResults.phantomas.offenders.scrollExecutionTree[0]);
-            if (offenders.DOMaccessesOnScroll.children) {
-                offenders.DOMaccessesOnScroll.children.forEach(function(node) {
-                    
-                    // Mark a event flag
-                    if (['documentScroll', 'windowScroll', 'window.onscroll'].indexOf(node.data.type) >= 0) {
-                        node.windowPerformance = true;
-                    }
+            if (data.toolsResults.phantomas.offenders.scrollExecutionTree) {
+                debug('Starting scroll execution transformation');
+                offenders.DOMaccessesOnScroll = JSON.parse(data.toolsResults.phantomas.offenders.scrollExecutionTree[0]);
+                if (offenders.DOMaccessesOnScroll.children) {
+                    offenders.DOMaccessesOnScroll.children.forEach(function(node) {
+                        
+                        // Mark a event flag
+                        if (['documentScroll', 'windowScroll', 'window.onscroll'].indexOf(node.data.type) >= 0) {
+                            node.windowPerformance = true;
+                        }
 
-                    // Transform domPaths into objects
-                    changeListOfDomPaths(node);
-                    
-                    // Count the number of DOM accesses, by counting the tree leafs
-                    metrics.DOMaccessesOnScroll += countTreeLeafs(node);
-                });
+                        // Transform domPaths into objects
+                        changeListOfDomPaths(node);
+                        
+                        // Count the number of DOM accesses, by counting the tree leafs
+                        metrics.DOMaccessesOnScroll += countTreeLeafs(node);
+                    });
+                }
+                debug('Scroll execution transformation complete');
+            } else {
+                debug('Could not parse scrollExecutionTree');
             }
-            debug('Scroll execution transformation complete');
 
         } catch(err) {
             throw err;

lib/tools/mediaQueriesChecker.js

@@ -0,0 +1,168 @@
+var debug   = require('debug')('ylt:mediaQueriesChecker');
+var parseMediaQuery = require('css-mq-parser');
+var offendersHelpers = require('../offendersHelpers');
+
+
+var mediaQueriesChecker = function() {
+    'use strict';
+
+    var MOBILE_MIN_BREAKPOINT = 200;
+    var MOBILE_MAX_BREAKPOINT = 300;
+
+    this.analyzeMediaQueries = function(data) {
+        debug('Starting to check all media queries...');
+
+        var offenders = data.toolsResults.phantomas.offenders.cssMediaQueries;
+        var mediaQueries = (offenders) ? this.parseAllMediaQueries(offenders) : [];
+        
+        var notMobileFirstCount = 0;
+        var notMobileFirstOffenders = [];
+
+        var breakpointsOffenders = {};
+
+        for (var i = 0; i < mediaQueries.length; i++) {
+            var item = mediaQueries[i];
+
+            if (!item) {
+                continue;
+            }
+
+            if (item.isForMobile) {
+                notMobileFirstCount += item.mediaQuery.rules;
+                notMobileFirstOffenders.push(item.mediaQuery);
+            }
+
+            for (var j = 0; j < item.breakpoints.length; j++) {
+                var breakpointString = item.breakpoints[j].string;
+                if (!breakpointsOffenders[breakpointString]) {
+                    breakpointsOffenders[breakpointString] = {
+                        count: 1,
+                        pixels: item.breakpoints[j].pixels
+                    };
+                } else {
+                    breakpointsOffenders[breakpointString].count += 1;
+                }
+            }
+        }
+
+        data.toolsResults.mediaQueriesChecker = {
+            metrics: {
+                cssMobileFirst: notMobileFirstCount,
+                cssBreakpoints: Object.keys(breakpointsOffenders).length
+            },
+            offenders: {
+                cssMobileFirst: notMobileFirstOffenders,
+                cssBreakpoints: breakpointsOffenders
+            }
+        };
+
+        debug('End of media queries check');
+
+        return data;
+    };
+
+    this.parseAllMediaQueries = function(offenders) {
+        return offenders.map(this.parseOneMediaQuery);
+    };
+
+    this.parseOneMediaQuery = function(offender) {
+        var splittedOffender = offendersHelpers.cssOffenderPattern(offender);
+        var parts = /^@media (.*) \((\d+ rules)\)$/.exec(splittedOffender.css);
+
+        if (!parts) {
+            debug('Failed to parse media query ' + offender);
+            return false;
+        }
+
+        var rulesCount = parseInt(parts[2], 10);
+        var query = parts[1];
+
+        var isForMobile = false;
+        var breakpoints = [];
+
+        try {
+
+            var ast = parseMediaQuery(query);
+
+            var min = 0;
+            var max = Infinity;
+            var pixels;
+
+            ast.forEach(function(astItem) {
+                astItem.expressions.forEach(function(expression) {
+                    if (expression.feature === 'width' || expression.feature === 'device-width') {
+                        if (astItem.inverse === false) {
+                            if (expression.modifier === 'max') {
+                                pixels = toPixels(expression.value);
+                                max = Math.min(max, pixels);
+                                breakpoints.push({
+                                    string: expression.value,
+                                    pixels: pixels
+                                });
+                            } else if (expression.modifier === 'min') {
+                                pixels = toPixels(expression.value);
+                                min = Math.max(min, pixels);
+                                breakpoints.push({
+                                    string: expression.value,
+                                    pixels: pixels
+                                });
+                            }
+                        } else if (astItem.inverse === true) {
+                            if (expression.modifier === 'max') {
+                                pixels = toPixels(expression.value);
+                                min = Math.max(min, pixels);
+                                breakpoints.push({
+                                    string: expression.value,
+                                    pixels: pixels
+                                });
+                            } else if (expression.modifier === 'min') {
+                                pixels = toPixels(expression.value);
+                                max = Math.min(max, pixels);
+                                breakpoints.push({
+                                    string: expression.value,
+                                    pixels: pixels
+                                });
+                            }
+                        }
+                    }
+                });
+            });
+
+            isForMobile = (min <= MOBILE_MIN_BREAKPOINT && max >= MOBILE_MAX_BREAKPOINT && max !== Infinity);
+
+        } catch(error) {
+            debug('Failed to parse media query ' + offender);
+        }
+
+        return {
+            mediaQuery: {
+                query: query,
+                rules: rulesCount,
+                file: splittedOffender.file,
+                line: splittedOffender.line,
+                column: splittedOffender.column
+            },
+            isForMobile: isForMobile,
+            breakpoints: breakpoints
+        };
+    };
+
+    // Parses a size in em, pt (or px) and returns it in px
+    function toPixels(size) {
+        var splittedSize = /^([\d\.]+)(.*)/.exec(size);
+        var value = parseFloat(splittedSize[1]);
+        var unit = splittedSize[2];
+
+        if (unit === 'em') {
+            return value * 16;
+        }
+
+        if (unit === 'pt') {
+            return value / 12 * 16;
+        }
+
+        return value;
+    }
+};
+
+module.exports = new mediaQueriesChecker();

lib/tools/phantomas/custom_modules/modules/domHiddenYLT/domHiddenYLT.js

@@ -3,21 +3,23 @@
  */
 /* global document: true, Node: true, window: true */
 
-exports.version = '0.1.a';
+exports.version = '1.0.a';
 
 exports.module = function(phantomas) {
     'use strict';
 
     // total length of HTML of hidden elements (i.e. display: none)
     phantomas.setMetric('hiddenContentSize'); // @desc the size of content of hidden elements on the page (with CSS display: none) @offenders
+    phantomas.setMetric('hiddenImages'); // @desc number of hidden images that can be lazy-loaded @offenders
 
     // HTML size
     phantomas.on('report', function() {
         phantomas.evaluate(function() {
             (function(phantomas) {
-                phantomas.spyEnabled(false, 'checking the hiddenContentSize');
+                var runner = new phantomas.nodeRunner(),
+                    lazyLoadableImages = {};
 
-                var runner = new phantomas.nodeRunner();
+                phantomas.spyEnabled(false, 'analyzing hidden content');
 
                 runner.walk(document.body, function(node, depth) {
                     switch (node.nodeType) {
@@ -36,6 +38,29 @@ exports.module = function(phantomas) {
                                     }
                                 }
 
+                                // count hidden images that can be lazy loaded (issue #524)
+                                var images = [];
+                                if (node.tagName === 'IMG') {
+                                    images = [node];
+                                } else if (typeof node.querySelectorAll === 'function') {
+                                    images = node.querySelectorAll('img') || [];
+                                }
+
+                                for (var i = 0, len = images.length; i < len; i++) {
+                                    var src = images[i].src,
+                                        path;
+
+                                    if (src === '' || src.indexOf('data:image') === 0) continue;
+
+                                    if (!lazyLoadableImages[src]) {
+                                        path = phantomas.getDOMPath(images[i]);
+
+                                        lazyLoadableImages[src] = {
+                                            path: path
+                                        };
+                                    }
+                                }
+
                                 // don't run for child nodes as they're hidden as well
                                 return false;
                             }
@@ -43,6 +68,15 @@ exports.module = function(phantomas) {
                     }
                 });
 
+                Object.keys(lazyLoadableImages).forEach(function(img) {
+                    var entry = lazyLoadableImages[img];
+
+                    phantomas.incrMetric('hiddenImages');
+                    phantomas.addOffender('hiddenImages', img);
+
+                    phantomas.log('hiddenImages: <%s> image (%s) is hidden and can be lazy-loaded', img, entry.path);
+                });
+
                 phantomas.spyEnabled(true);
             }(window.__phantomas));
         });

lib/tools/phantomas/custom_modules/modules/lazyLoadableYLT/lazyLoadableYLT.js

@@ -0,0 +1,79 @@
+/**
+ * Analyzes images and detects which one can be lazy-loaded (are below the fold)
+ *
+ * @see https://github.com/macbre/phantomas/issues/494
+ */
+/* global document: true, window: true */
+
+exports.version = '1.0.a';
+
+exports.module = function(phantomas) {
+    'use strict';
+    
+    phantomas.setMetric('lazyLoadableImagesBelowTheFold'); // @desc number of images displayed below the fold that can be lazy-loaded
+
+    phantomas.on('report', function() {
+        phantomas.log('lazyLoadableImages: analyzing which images can be lazy-loaded...');
+
+        phantomas.evaluate(function() {
+            (function(phantomas) {
+                phantomas.spyEnabled(false, 'analyzing which images can be lazy-loaded');
+
+                var images = document.body.getElementsByTagName('img'),
+                    i,
+                    len = images.length,
+                    offset,
+                    path,
+                    processedImages = {},
+                    src,
+                    viewportHeight = window.innerHeight;
+
+                phantomas.log('lazyLoadableImages: %d image(s) found, assuming %dpx offset to be the fold', len, viewportHeight);
+
+                for (i = 0; i < len; i++) {
+                    // @see https://developer.mozilla.org/en-US/docs/Web/API/Element/getBoundingClientRect
+                    offset = images[i].getBoundingClientRect().top;
+                    src = images[i].src;
+
+                    // ignore base64-encoded images
+                    if (src === '' || /^data:/.test(src)) {
+                        continue;
+                    }
+
+                    path = phantomas.getDOMPath(images[i]);
+
+                    // get the most top position for a given image (deduplicate by src)
+                    if (typeof processedImages[src] === 'undefined') {
+                        processedImages[src] = {
+                            offset: offset,
+                            path: path
+                        };
+                    }
+
+                    // maybe there's the same image loaded above the fold?
+                    if (offset < processedImages[src].offset) {
+                        processedImages[src] = {
+                            offset: offset,
+                            path: path
+                        };
+                    }
+                }
+
+                phantomas.log('lazyLoadableImages: checking %d unique image(s)', Object.keys(processedImages).length);
+
+                Object.keys(processedImages).forEach(function(src) {
+                    var img = processedImages[src];
+
+                    if (img.offset > viewportHeight) {
+                        phantomas.log('lazyLoadableImages: <%s> image (%s) is below the fold (at %dpx)', src, img.path, img.offset);
+
+                        phantomas.incrMetric('lazyLoadableImagesBelowTheFold');
+                        phantomas.addOffender('lazyLoadableImagesBelowTheFold', src);
+                    }
+                });
+
+                phantomas.spyEnabled(true);
+            })(window.__phantomas);
+        });
+    });
+};

lib/tools/phantomas/phantomasWrapper.js

@@ -17,13 +17,13 @@ var PhantomasWrapper = function() {
         var deferred = Q.defer();
         var task = data.params;
 
-
         var options = {
             
             // Cusomizable options
-            'timeout': task.options.timeout || 45,
+            'engine': task.options.phantomasEngine || 'webkit',
+            'timeout': task.options.timeout || 30,
             'js-deep-analysis': task.options.jsDeepAnalysis || false,
-            'user-agent': (task.options.device === 'desktop') ? 'Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.110 Safari/537.36' : null,
+            'user-agent': (task.options.device === 'desktop') ? 'Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) YLT Chrome/27.0.1453.110 Safari/537.36' : null,
             'tablet': (task.options.device === 'tablet'),
             'phone': (task.options.device === 'phone'),
             'screenshot': task.options.screenshot || false,
@@ -46,6 +46,7 @@ var PhantomasWrapper = function() {
                 'javaScriptBottlenecks', // needs to be launched after custom module scopeYLT
                 'jQuery', // overridden
                 'jserrors', // overridden
+                'lazyLoadableImages', //overriden
                 'pageSource', // not needed
                 'windowPerformance' // overriden
             ].join(','),
@@ -112,9 +113,19 @@ var PhantomasWrapper = function() {
 
         // It's time to launch the test!!!
         var triesNumber = 2;
+        var currentTry = 0;
 
         async.retry(triesNumber, function(cb) {
+
+            currentTry ++;
+            // Fix for https://github.com/gmetais/YellowLabTools/issues/114
+            if (currentTry === 2 && options.engine === 'webkit2') {
+                debug('Launching a second try with the old webkit v1 engine');
+                options.engine = 'webkit';
+            }
+
             var process = phantomas(task.url, options, function(err, json, results) {
+                var errorCode = err ? parseInt(err.message, 10) : null;
                 
                 if (isKilled) {
                     debug('Process was killed, too late Phantomas, sorry...');
@@ -122,28 +133,28 @@ var PhantomasWrapper = function() {
                 }
 
 
-                debug('Returning from Phantomas with error %s', err);
+                debug('Returning from Phantomas with error %s', errorCode);
 
                 // Adding some YellowLabTools errors here
                 if (json && json.metrics && (!json.metrics.javascriptExecutionTree || !json.offenders.javascriptExecutionTree)) {
-                    err = 1001;
+                    errorCode = 1001;
                 }
 
-                if (!err && (!json || !json.metrics)) {
-                    err = 1002;
+                if (!errorCode && (!json || !json.metrics)) {
+                    errorCode = 1002;
                 }
 
                 // Don't cancel test if it is a timeout and we've got some results
-                if (err === 252 && json) {
+                if (errorCode === 252 && json) {
                     debug('Timeout after ' + options.timeout + ' seconds. But it\'s not a problem, the test is valid.');
-                    err = null;
+                    errorCode = null;
                 }
 
-                if (err) {
-                    debug('Attempt failed. Error code ' + err);
+                if (errorCode) {
+                    debug('Attempt failed. Error code ' + errorCode);
                 }
 
-                cb(err, json);
+                cb(errorCode, json);
             });
             
             phantomasPid = process.pid;

lib/tools/weightChecker/fileMinifier.js

@@ -121,7 +121,7 @@ var FileMinifier = function() {
             });
 
         } else {
-            debug('Not minfiable type or already minified');
+            debug('Not minifiable type or already minified');
             deferred.resolve(entry);
         }
 

lib/tools/weightChecker/gzipCompressor.js

@@ -6,6 +6,7 @@ var zlib    = require('zlib');
 var GzipCompressor = function() {
 
     function compressFile(entry) {
+        debug('Entering compressFile');
         return gzipUncompressedFile(entry)
 
         .then(gzipOptimizedFile);
@@ -41,7 +42,7 @@ var GzipCompressor = function() {
                 }
             });
         } else {
-            
+            debug('Compression not needed');
             deferred.resolve(entry);
         }
 
@@ -73,6 +74,7 @@ var GzipCompressor = function() {
                 }
             });
         } else {
+            debug('Compressing optimized file not needed');
             deferred.resolve(entry);
         }
 

lib/tools/weightChecker/imageOptimizer.js

@@ -200,7 +200,7 @@ var ImageOptimizer = function() {
         } else if (type === 'png' && !lossy) {
             engine = Imagemin.optipng({optimizationLevel: OPTIPNG_COMPRESSION_LEVEL});
         } else if (type === 'svg' && !lossy) {
-            engine = Imagemin.svgo();
+            engine = Imagemin.svgo({ plugins: [ { removeUselessDefs: false } ] });
         } else {
             deferred.reject('No optimization engine found for imagemin');
         }

lib/tools/weightChecker/weightChecker.js

@@ -33,11 +33,19 @@ var WeightChecker = function() {
         delete data.toolsResults.phantomas.metrics.requestsList;
         delete data.toolsResults.phantomas.offenders.requestsList;
 
+        var httpAuth = null;
+        if (data.params && data.params.options && data.params.options.authUser && data.params.options.authPass) {
+            httpAuth = {
+                username: data.params.options.authUser,
+                password: data.params.options.authPass
+            };
+        }
+
         // Transform every request into a download function with a callback when done
         var redownloadList = requestsList.map(function(entry) {
             return function(callback) {
                 
-                redownloadEntry(entry)
+                redownloadEntry(entry, httpAuth)
 
                 .then(imageOptimizer.optimizeImage)
 
@@ -46,6 +54,7 @@ var WeightChecker = function() {
                 .then(gzipCompressor.compressFile)
 
                 .then(function(newEntry) {
+                    debug('File %s - Redownloaded, optimized, minified, compressed: done', entry.url);
                     callback(null, newEntry);
                 })
 
@@ -155,6 +164,7 @@ var WeightChecker = function() {
         requests.forEach(function(req) {
             var weight = ((typeof req.weightCheck.bodySize === 'number') ? req.weightCheck.bodySize + req.weightCheck.headersSize : req.contentLength) || 0;
             var type = req.type || 'other';
+            type = (results.byType[type]) ? type : 'other';
 
             results.totalWeight += weight;
             results.byType[type].totalWeight += weight;
@@ -275,6 +285,8 @@ var WeightChecker = function() {
         requests.forEach(function(req) {
             if (req.url !== 'about:blank') {
                 var type = req.type || 'other';
+                type = (results.byType[type]) ? type : 'other';
+                
                 results.byType[type].push(req.url);
                 results.total ++;
             }
@@ -309,7 +321,7 @@ var WeightChecker = function() {
     }
 
 
-    function redownloadEntry(entry) {
+    function redownloadEntry(entry, httpAuth) {
         var deferred = Q.defer();
         
         function downloadError(message) {
@@ -363,6 +375,15 @@ var WeightChecker = function() {
             timeout: REQUEST_TIMEOUT
         };
 
+        // Basic auth
+        if (httpAuth) {
+            requestOptions.auth = {
+                user: httpAuth.username,
+                pass: httpAuth.password,
+                sendImmediately: false // Tries a first time without auth, wait for a 401 error before resending
+            };
+        }
+
         download(requestOptions, entry.contentType, function(error, result) {
             if (error) {
                 if (error.code === 'ETIMEDOUT') {
@@ -436,7 +457,9 @@ var WeightChecker = function() {
                         isCompressed = true;
                         tally();
                     }).on('error', function(err) {
+                        debug('Error while decoding %s', requestOptions.url);
                         debug(err);
+                        callback(err);
                     });
 
                     res.on('data', function (data) {
@@ -456,7 +479,9 @@ var WeightChecker = function() {
                         isCompressed = true;
                         tally();
                     }).on('error', function(err) {
+                        debug('Error while decoding %s', requestOptions.url);
                         debug(err);
+                        callback(err);
                     });
 
                     res.on('data', function (data) {
@@ -486,6 +511,8 @@ var WeightChecker = function() {
         })
 
         .on('error', function(err) {
+            debug('Error while downloading %s', requestOptions.url);
+            debug(err);
             callback(err);
         });
     }

package.json

@@ -1,7 +1,13 @@
 {
   "name": "yellowlabtools",
-  "version": "1.7.0",
+  "version": "1.9.1",
   "description": "Online tool to audit a webpage for performance and front-end quality issues",
+  "license": "GPL-2.0",
+  "author": {
+    "name": "Gaël Métais",
+    "email": "gael@gaelmetais.com",
+    "url": "http://www.gaelmetais.com"
+  },
   "repository": {
     "type": "git",
     "url": "git://github.com/gmetais/YellowLabTools.git"
@@ -9,55 +15,79 @@
   "bin": {
     "yellowlabtools": "./bin/cli.js"
   },
+  "engines": {
+    "node": ">= 0.12.0"
+  },
   "main": "./lib/index.js",
   "dependencies": {
-    "async": "1.2.1",
-    "body-parser": "1.13.1",
-    "clean-css": "3.3.0",
-    "compression": "1.5.0",
+    "angular": "1.4.8",
+    "angular-animate": "1.4.8",
+    "angular-chart.js": "0.8.6",
+    "angular-local-storage": "0.2.2",
+    "angular-resource": "1.4.8",
+    "angular-route": "1.4.8",
+    "angular-sanitize": "1.4.8",
+    "async": "1.5.0",
+    "body-parser": "1.14.1",
+    "chart.js": "1.0.2",
+    "clean-css": "3.4.8",
+    "color-diff": "0.1.7",
+    "compression": "1.6.0",
     "cors": "2.7.1",
+    "css-mq-parser": "0.0.3",
     "debug": "2.2.0",
-    "express": "4.12.4",
-    "imagemin": "3.2.0",
-    "imagemin-jpegoptim": "4.0.0",
-    "lwip": "0.0.7",
-    "meow": "3.3.0",
-    "minimize": "1.4.1",
-    "phantomas": "1.11.0",
-    "ps-node": "0.0.4",
+    "express": "4.13.3",
+    "imagemin": "4.0.0",
+    "imagemin-jpegoptim": "4.1.0",
+    "jstoxml": "0.2.3",
+    "lwip": "0.0.8",
+    "meow": "3.6.0",
+    "minimize": "1.7.4",
+    "parse-color": "1.0.0",
+    "phantomas": "1.13.0",
+    "ps-node": "0.0.5",
     "q": "1.4.1",
-    "rimraf": "2.4.0",
+    "request": "2.67.0",
+    "rimraf": "2.4.4",
     "temporary": "0.0.8",
-    "uglify-js": "2.4.23"
+    "try-thread-sleep": "1.0.0",
+    "uglify-js": "2.6.1"
   },
   "devDependencies": {
-    "chai": "^3.0.0",
-    "grunt": "^0.4.5",
-    "grunt-blanket": "^0.0.8",
-    "grunt-contrib-clean": "^0.6.0",
-    "grunt-contrib-concat": "^0.5.1",
-    "grunt-contrib-copy": "^0.8.0",
-    "grunt-contrib-cssmin": "^0.12.3",
-    "grunt-contrib-htmlmin": "^0.4.0",
-    "grunt-contrib-jshint": "^0.11.2",
-    "grunt-contrib-less": "^1.0.1",
-    "grunt-contrib-uglify": "^0.9.1",
-    "grunt-env": "^0.4.4",
-    "grunt-express": "^1.4.1",
-    "grunt-filerev": "^2.3.1",
-    "grunt-inline-angular-templates": "^0.1.5",
-    "grunt-line-remover": "^0.0.2",
-    "grunt-mocha-test": "^0.12.7",
-    "grunt-replace": "^0.9.2",
-    "grunt-usemin": "^3.0.0",
-    "grunt-webfont": "^0.5.3",
-    "matchdep": "^0.3.0",
-    "mocha": "^2.2.5",
-    "request": "^2.58.0",
-    "sinon": "^1.15.3",
-    "sinon-chai": "^2.8.0"
+    "chai": "~3.4.0",
+    "grunt": "~0.4.5",
+    "grunt-blanket": "~0.0.10",
+    "grunt-contrib-clean": "~0.7.0",
+    "grunt-contrib-concat": "~0.5.1",
+    "grunt-contrib-copy": "~0.8.2",
+    "grunt-contrib-cssmin": "~0.14.0",
+    "grunt-contrib-htmlmin": "~0.6.0",
+    "grunt-contrib-jshint": "~0.11.3",
+    "grunt-contrib-less": "~1.1.0",
+    "grunt-contrib-uglify": "~0.11.0",
+    "grunt-env": "~0.4.4",
+    "grunt-express": "~1.4.1",
+    "grunt-filerev": "~2.3.1",
+    "grunt-inline-angular-templates": "~0.1.5",
+    "grunt-line-remover": "~0.0.2",
+    "grunt-mocha-test": "~0.12.7",
+    "grunt-replace": "~0.11.0",
+    "grunt-usemin": "~3.1.1",
+    "grunt-webfont": "~1.0.2",
+    "matchdep": "~1.0.0",
+    "mocha": "~2.3.2",
+    "sinon": "~1.17.2",
+    "sinon-chai": "~2.8.0"
   },
   "scripts": {
     "test": "grunt test"
-  }
+  },
+  "keywords": [
+    "performance",
+    "metrics",
+    "webperf",
+    "pagespeed",
+    "budget",
+    "phantomas"
+  ]
 }

server_config/server_install.sh

@@ -2,7 +2,7 @@
 
 # APT-GET
 sudo apt-get update
-sudo apt-get install lsb-release libfontconfig1 libfreetype6 -y --force-yes
+sudo apt-get install lsb-release libfontconfig1 libfreetype6 libjpeg-dev -y --force-yes
 sudo apt-get install curl git python-software-properties build-essential make g++ -y --force-yes
 
 # Installation of NodeJS
@@ -12,7 +12,7 @@ sudo apt-get install -y nodejs
 source ~/.profile
 
 # Installation of some packages globally
-npm install bower forever grunt-cli -g
+npm install forever grunt-cli -g
 source ~/.profile
 
 # Installation of YellowLabTools
@@ -21,8 +21,7 @@ sudo chown $USER /space
 cd /space
 git clone https://github.com/gmetais/YellowLabTools.git --branch master
 cd YellowLabTools
-npm install
-bower install --config.interactive=false --allow-root
+npm install || exit 1
 
 # Front-end compilation
 grunt build

server_config/server_update.sh

@@ -10,11 +10,9 @@ git stash
 git pull
 git stash pop
 
-# In case something was added in package.json or bower.json
+# In case something was added in package.json
 rm -rf node_modules
-npm install
-rm -rf bower_components
-bower install --config.interactive=false --allow-root
+npm install || exit 1
 
 # Front-end compilation
 rm -rf front/build

server_config/settings-prod.json

@@ -1,5 +1,6 @@
 {
     "serverPort": 80,
+    "phantomasEngine": "webkit",
     "googleAnalyticsId": "",
 
     "authorizedKeys": {

server_config/settings.json

@@ -1,5 +1,6 @@
 {
     "serverPort": 8383,
+    "phantomasEngine": "webkit",
     "googleAnalyticsId": "",
 
     "authorizedKeys": {

test/core/colorDiffTest.js

@@ -0,0 +1,92 @@
+var should = require('chai').should();
+var colorDiff = require('../../lib/tools/colorDiff');
+
+describe('colorDiff', function() {
+    
+    it('should parse offenders correctly', function() {
+        colorDiff.parseOffender('#000 (1 times)').should.equal('#000');
+        colorDiff.parseOffender('#5bc0de (2 times)').should.equal('#5bc0de');
+        colorDiff.parseOffender('rgba(0,0,0,0.075) (100 times)').should.equal('rgba(0,0,0,0.075)');
+        colorDiff.parseOffender('rgb(91,192,222) (1000 times)').should.equal('rgb(91,192,222)');
+    });
+
+    it('should parse colors correctly', function() {
+        colorDiff.parseColor('#000').should.deep.equal({R: 0, G: 0, B: 0, A: 1, Lab: {L: 0, a: 0, b: 0}, original: '#000'});
+        colorDiff.parseColor('rgba(255,255,255,0.5)').should.deep.equal({R: 255, G: 255, B: 255, A: 0.5, Lab: {L: 100, a: 0.00526049995830391, b: -0.010408184525267927}, original: 'rgba(255,255,255,0.5)'});
+    });
+
+    it('should not compare colors with different alpha', function() {
+        var color1 = colorDiff.parseColor("rgba(0, 0, 0, 1)");
+        var color2 = colorDiff.parseColor("rgba(0, 0, 0, 0.5)");
+
+        colorDiff.compareTwoColors(color1, color2).should.equal(false);
+    });
+
+    it('should find that two colors are similar', function() {
+        var color1 = colorDiff.parseColor("rgba(0, 0, 0, 1)");
+        var color2 = colorDiff.parseColor("rgba(0, 0, 1, 1)");
+
+        colorDiff.compareTwoColors(color1, color2).should.equal(true);
+    });
+
+    it('should find that two colors are similar even with alpha', function() {
+        var color1 = colorDiff.parseColor("rgba(0, 0, 0, 0.3)");
+        var color2 = colorDiff.parseColor("rgba(0, 0, 2, 0.3)");
+
+        colorDiff.compareTwoColors(color1, color2).should.equal(true);
+    });
+
+    it('should find that two colors are different', function() {
+        var color1 = colorDiff.parseColor("rgba(0, 0, 0, 1)");
+        var color2 = colorDiff.parseColor("rgba(99, 99, 99, 1)");
+
+        colorDiff.compareTwoColors(color1, color2).should.equal(false);
+    });
+
+    it('should compare all colors to each other', function() {
+        var colors = [
+            '#000 (1 times)',
+            '#5bc0de (2 times)',
+            'rgba(0,0,0,0.075) (100 times)',
+            'rgb(91,192,222) (1000 times)',
+            'rgba(0,0,2,1) (1 times)',
+            'rgba(99,99,99,1) (1 times)',
+            'rgba(100,100,100,1) (1 times)'
+        ];
+
+        var data = {
+            toolsResults: {
+                phantomas: {
+                    offenders: {
+                        cssColors: colors
+                    }
+                }
+            }
+        };
+
+        newData = colorDiff.compareAllColors(data);
+
+        newData.toolsResults.should.have.a.property('colorDiff');
+        newData.toolsResults.colorDiff.should.have.a.property('metrics');
+        newData.toolsResults.colorDiff.metrics.should.have.a.property('similarColors').that.equals(3);
+        newData.toolsResults.colorDiff.should.have.a.property('offenders');
+        newData.toolsResults.colorDiff.offenders.should.have.a.property('similarColors').that.deep.equals([
+            {
+                color1: '#000',
+                color2: 'rgba(0,0,2,1)',
+                isDark: true
+            },
+            {
+                color1: '#5bc0de',
+                color2: 'rgb(91,192,222)',
+                isDark: false
+            },
+            {
+                color1: 'rgba(99,99,99,1)',
+                color2: 'rgba(100,100,100,1)',
+                isDark: true
+            }
+        ]);
+    });
+
+});

test/core/mediaQueriesCheckerTest.js

@@ -0,0 +1,55 @@
+var should = require('chai').should();
+var mediaQueriesChecker = require('../../lib/tools/mediaQueriesChecker');
+
+describe('mediaQueriesChecker', function() {
+    
+    it('should parse mediaQueryes correctly', function() {
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 1024px) (1 rules) <http://domain.com/css/stylesheet.css> @ 269:1').should.deep.equal({
+            mediaQuery: {
+                query: 'screen and (max-width: 1024px)',
+                rules: 1,
+                file: 'http://domain.com/css/stylesheet.css',
+                line: 269,
+                column: 1
+            },
+            isForMobile: true,
+            breakpoints: [{string: '1024px', pixels: 1024}]
+        });
+    });
+
+    it('should determine if it\'s for mobile correctly', function() {
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 1024px) (1 rules) <file> @ 1:1').isForMobile.should.equal(true);
+        mediaQueriesChecker.parseOneMediaQuery('@media (max-width:1024px) (1 rules) <file> @ 1:1').isForMobile.should.equal(true);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 320px) (1 rules) <file> @ 1:1').isForMobile.should.equal(true);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 290px) (1 rules) <file> @ 1:1').isForMobile.should.equal(false);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (min-width: 320px) (1 rules) <file> @ 1:1').isForMobile.should.equal(false);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (min-width: 600px) (1 rules) <file> @ 1:1').isForMobile.should.equal(false);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 20em) (1 rules) <file> @ 1:1').isForMobile.should.equal(true);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (min-width: 40em) (1 rules) <file> @ 1:1').isForMobile.should.equal(false);
+        mediaQueriesChecker.parseOneMediaQuery('@media (min-width: 600px) and (max-width: 1000px) (1 rules) <file> @ 1:1').isForMobile.should.equal(false);
+        mediaQueriesChecker.parseOneMediaQuery('@media (min-width: 180px) and (max-width: 400px) (1 rules) <file> @ 1:1').isForMobile.should.equal(true);
+        mediaQueriesChecker.parseOneMediaQuery('@media (min-width: 180px) and (max-width: 290px) (1 rules) <file> @ 1:1').isForMobile.should.equal(false);
+        mediaQueriesChecker.parseOneMediaQuery('@media not all and (min-width: 600px) (1 rules) <file> @ 1:1').isForMobile.should.equal(true);
+        mediaQueriesChecker.parseOneMediaQuery('@media not all and (min-width: 180px) (1 rules) <file> @ 1:1').isForMobile.should.equal(false);
+        mediaQueriesChecker.parseOneMediaQuery('@media not all and (min-width: 1000px) and (max-width: 600px) (1 rules) <file> @ 1:1').isForMobile.should.equal(false);
+        mediaQueriesChecker.parseOneMediaQuery('@media not all and (min-width: 400px) and (max-width: 180px) (1 rules) <file> @ 1:1').isForMobile.should.equal(true);
+    });
+
+    it('should count breakpoints correctly', function() {
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 1024px) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '1024px', pixels: 1024}]);
+        mediaQueriesChecker.parseOneMediaQuery('@media (max-width:1024px) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '1024px', pixels: 1024}]);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 320px) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '320px', pixels: 320}]);
+        mediaQueriesChecker.parseOneMediaQuery('@media (min-width: 600px) and (max-width: 1000px) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '600px', pixels: 600}, {string: '1000px', pixels: 1000}]);
+        mediaQueriesChecker.parseOneMediaQuery('@media not all and (min-width: 180px) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '180px', pixels: 180}]);
+        mediaQueriesChecker.parseOneMediaQuery('@media not all and (min-width: 1000px) and (max-width: 600px) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '1000px', pixels: 1000}, {string: '600px', pixels: 600}]);
+        mediaQueriesChecker.parseOneMediaQuery('@media (max-height:500px) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([]);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 100em) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '100em', pixels: 1600}]);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 120pt) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '120pt', pixels: 160}]);
+        mediaQueriesChecker.parseOneMediaQuery('@media screen and (max-width: 40.2em) (1 rules) <file> @ 1:1').breakpoints.should.deep.equal([{string: '40.2em', pixels: 643.2}]);
+    });
+
+    it('should fail silently', function() {
+        mediaQueriesChecker.parseOneMediaQuery('@media bad syntax (1 rules) <file> @ 1:1').isForMobile.should.equal(false); 
+    });
+
+});

test/core/offendersHelpersTest.js

@@ -299,6 +299,17 @@ describe('offendersHelpers', function() {
             });
         });
 
+        it('should handle line breaks inside the string', function() {
+            var result = offendersHelpers.cssOffenderPattern('.card-mask-wrap { -moz-transform: translate3d(0, \n-288px\n, 0) } // was required by firefox 15 and earlier [inline CSS] @ 29:3');
+
+            result.should.deep.equal({
+                css: '.card-mask-wrap { -moz-transform: translate3d(0, -288px, 0) } // was required by firefox 15 and earlier',
+                file: null,
+                line: 29,
+                column: 3
+            });
+        }); 
+
     });
 
     describe('fileWithSizePattern', function() {

test/core/phantomasWrapperTest.js

@@ -51,11 +51,14 @@ describe('phantomasWrapper', function() {
             done('Error: unwanted success');
 
         }).fail(function(err) {
+            try {
+                should.exist(err);
+                err.should.equal(254);
 
-            should.exist(err);
-            err.should.equal(254);
-
-            done();
+                done();
+            } catch(error) {
+                done(error);
+            }
         });
     });
 
@@ -72,16 +75,20 @@ describe('phantomasWrapper', function() {
             }
         }).then(function(data) {
             /*jshint -W030 */
-            
-            data.should.be.an('object');
-            data.should.have.a.property('generator');
-            data.generator.should.contain('phantomas');
-            data.should.have.a.property('url').that.equals(url);
-            data.should.have.a.property('metrics').that.is.an('object').not.empty;
-            data.should.have.a.property('offenders').that.is.an('object').not.empty;
-            data.offenders.should.have.a.property('javascriptExecutionTree').that.is.a('array').not.empty;
 
-            done();
+            try {            
+                data.should.be.an('object');
+                data.should.have.a.property('generator');
+                data.generator.should.contain('phantomas');
+                data.should.have.a.property('url').that.equals(url);
+                data.should.have.a.property('metrics').that.is.an('object').not.empty;
+                data.should.have.a.property('offenders').that.is.an('object').not.empty;
+                data.offenders.should.have.a.property('javascriptExecutionTree').that.is.a('array').not.empty;
+
+                done();
+            } catch(error) {
+                done(error);
+            }
         }).fail(function(err) {
             done(err);
         });

test/core/weightCheckerTest.js

@@ -84,6 +84,18 @@ describe('weightChecker', function() {
                 isCSS: true,
                 type: 'css'
             },
+            {
+                method: 'GET',
+                url: 'http://localhost:8388/xml.xml',
+                requestHeaders: {
+                    'User-Agent': 'something',
+                   Referer: 'http://www.google.fr/',
+                   Accept: '*/*'
+                },
+                status: 200,
+                isXML: true,
+                type: 'xml'
+            },
             {
                 method: 'GET',
                 url: 'about:blank',
@@ -122,7 +134,7 @@ describe('weightChecker', function() {
             data.toolsResults.weightChecker.offenders.totalWeight.byType.js.requests.length.should.equal(2);
             data.toolsResults.weightChecker.offenders.totalWeight.byType.css.requests.length.should.equal(1);
             data.toolsResults.weightChecker.offenders.totalWeight.byType.image.requests.length.should.equal(2);
-            data.toolsResults.weightChecker.offenders.totalWeight.byType.other.requests.length.should.equal(0);
+            data.toolsResults.weightChecker.offenders.totalWeight.byType.other.requests.length.should.equal(1);
 
             data.toolsResults.weightChecker.offenders.should.have.a.property('imageOptimization');
             data.toolsResults.weightChecker.offenders.imageOptimization.totalGain.should.be.above(0);
@@ -130,13 +142,13 @@ describe('weightChecker', function() {
 
             data.toolsResults.weightChecker.offenders.should.have.a.property('gzipCompression');
             data.toolsResults.weightChecker.offenders.gzipCompression.totalGain.should.be.above(0);
-            data.toolsResults.weightChecker.offenders.gzipCompression.files.length.should.equal(4);
+            data.toolsResults.weightChecker.offenders.gzipCompression.files.length.should.equal(5);
 
             data.toolsResults.weightChecker.offenders.should.have.a.property('fileMinification');
             data.toolsResults.weightChecker.offenders.fileMinification.totalGain.should.be.above(0);
             data.toolsResults.weightChecker.offenders.fileMinification.files.length.should.equal(2);
 
-            data.toolsResults.weightChecker.metrics.should.have.a.property('totalRequests').that.equals(6);
+            data.toolsResults.weightChecker.metrics.should.have.a.property('totalRequests').that.equals(7);
             data.toolsResults.weightChecker.offenders.should.have.a.property('totalRequests');
             data.toolsResults.weightChecker.offenders.totalRequests.byType.html.length.should.equal(1);
             data.toolsResults.weightChecker.offenders.totalRequests.byType.js.length.should.equal(2);
@@ -145,7 +157,7 @@ describe('weightChecker', function() {
             data.toolsResults.weightChecker.offenders.totalRequests.byType.json.length.should.equal(0);
             data.toolsResults.weightChecker.offenders.totalRequests.byType.webfont.length.should.equal(0);
             data.toolsResults.weightChecker.offenders.totalRequests.byType.video.length.should.equal(0);
-            data.toolsResults.weightChecker.offenders.totalRequests.byType.other.length.should.equal(0);
+            data.toolsResults.weightChecker.offenders.totalRequests.byType.other.length.should.equal(1);
 
             data.toolsResults.weightChecker.metrics.should.have.a.property('smallRequests').that.equals(0);
             data.toolsResults.weightChecker.offenders.should.have.a.property('smallRequests');

test/fixtures/settings.json

@@ -1,5 +1,6 @@
 {
     "serverPort": "8387",
+    "phantomasEngine": "webkit",
     "googleAnalyticsId": "",
     
     "authorizedKeys": {

test/www/xml.xml

@@ -0,0 +1,80 @@
+<?xml version="1.0"?>
+<catalog>
+   <book id="bk101">
+      <author>Gambardella, Matthew</author>
+      <title>XML Developer's Guide</title>
+      <genre>Computer</genre>
+      <price>44.95</price>
+      <publish_date>2000-10-01</publish_date>
+      <description>An in-depth look at creating applications 
+      with XML.</description>
+   </book>
+   <book id="bk102">
+      <author>Ralls, Kim</author>
+      <title>Midnight Rain</title>
+      <genre>Fantasy</genre>
+      <price>5.95</price>
+      <publish_date>2000-12-16</publish_date>
+      <description>A former architect battles corporate zombies, 
+      an evil sorceress, and her own childhood to become queen 
+      of the world.</description>
+   </book>
+   <book id="bk103">
+      <author>Corets, Eva</author>
+      <title>Maeve Ascendant</title>
+      <genre>Fantasy</genre>
+      <price>5.95</price>
+      <publish_date>2000-11-17</publish_date>
+      <description>After the collapse of a nanotechnology 
+      society in England, the young survivors lay the 
+      foundation for a new society.</description>
+   </book>
+   <book id="bk104">
+      <author>Corets, Eva</author>
+      <title>Oberon's Legacy</title>
+      <genre>Fantasy</genre>
+      <price>5.95</price>
+      <publish_date>2001-03-10</publish_date>
+      <description>In post-apocalypse England, the mysterious 
+      agent known only as Oberon helps to create a new life 
+      for the inhabitants of London. Sequel to Maeve 
+      Ascendant.</description>
+   </book>
+   <book id="bk105">
+      <author>Corets, Eva</author>
+      <title>The Sundered Grail</title>
+      <genre>Fantasy</genre>
+      <price>5.95</price>
+      <publish_date>2001-09-10</publish_date>
+      <description>The two daughters of Maeve, half-sisters, 
+      battle one another for control of England. Sequel to 
+      Oberon's Legacy.</description>
+   </book>
+   <book id="bk106">
+      <author>Randall, Cynthia</author>
+      <title>Lover Birds</title>
+      <genre>Romance</genre>
+      <price>4.95</price>
+      <publish_date>2000-09-02</publish_date>
+      <description>When Carla meets Paul at an ornithology 
+      conference, tempers fly as feathers get ruffled.</description>
+   </book>
+   <book id="bk107">
+      <author>Thurman, Paula</author>
+      <title>Splish Splash</title>
+      <genre>Romance</genre>
+      <price>4.95</price>
+      <publish_date>2000-11-02</publish_date>
+      <description>A deep sea diver finds true love twenty 
+      thousand leagues beneath the sea.</description>
+   </book>
+   <book id="bk108">
+      <author>Knorr, Stefan</author>
+      <title>Creepy Crawlies</title>
+      <genre>Horror</genre>
+      <price>4.95</price>
+      <publish_date>2000-12-06</publish_date>
+      <description>An anthology of horror stories about roaches,
+      centipedes, scorpions  and other insects.</description>
+   </book>
+</catalog>