test: fix ie9 console.log error

On SauceLabs the instantiated IE browser can be available without developer tools opened.
And for IE 8-9 it means no "console" object defined on window...

Author: douglasduteil

karma.conf.js

@@ -53,7 +53,13 @@ module.exports = function (config) {
     frameworks: ['mocha', 'expect'],
     files: flatten(files),
     reporters: ['mocha'],
-    browsers: ['Chrome', 'Firefox']
+    browsers: ['Chrome', 'Firefox'],
+    client: {
+      mocha: {
+        reporter: 'html',
+        timeout: 5000
+      }
+    }
   });
 
   if (options.travis) {

test/_helper.js

@@ -3,6 +3,11 @@
 (function (__global){
   'use strict';
 
+  if(!__global.console){
+    __global.console = { log : __global.dump || function (){} };
+  }
+
+
   /**
    * Describe a block if the bool is true.
    * Will skip it otherwise.