Close GH-611: Istanbul code coverage.

.gitignore

@@ -7,3 +7,5 @@
 
 /bower.json
 /bower_components
+
+/test/reports/

Gruntfile.js

@@ -26,14 +26,26 @@ module.exports = function (grunt) {
         watch: {
             files: ['<%= jshint.files %>'],
             tasks: ['jshint', 'simplemocha:short']
+        },
+        shell: {
+            cover: {
+                command: 'node node_modules/istanbul/lib/cli.js cover --dir ./test/reports node_modules/mocha/bin/_mocha -- -R dot',
+                options: {
+                    stdout: true,
+                    stderr: true
+                }
+            }
         }
+
     });
 
+    grunt.loadNpmTasks('grunt-shell');
     grunt.loadNpmTasks('grunt-contrib-jshint');
     grunt.loadNpmTasks('grunt-contrib-watch');
     grunt.loadNpmTasks('grunt-simple-mocha');
     grunt.loadNpmTasks('grunt-execute');
 
     grunt.registerTask('test', ['execute:assets', 'simplemocha:full']);
+    grunt.registerTask('cover', 'shell:cover');
     grunt.registerTask('default', ['jshint', 'test']);
 };

package.json

@@ -56,7 +56,9 @@
     "grunt-contrib-jshint": "~0.5.4",
     "grunt-execute": "~0.1.4",
     "mocha": "~1.12.0",
-    "nock": "~0.17.5"
+    "nock": "~0.17.5",
+    "grunt-shell": "~0.3.0",
+    "istanbul": "~0.1.42"
   },
   "scripts": {
     "test": "grunt test"