switched to karma for running tests

package.json

@@ -30,7 +30,19 @@
     "glob": "~3.2.7",
     "glob": "~3.2.7",
     "grunt-contrib-connect": "~0.5.0",
     "grunt-contrib-connect": "~0.5.0",
     "mocha": "~1.16.1",
     "mocha": "~1.16.1",
-    "expect.js": "~0.2.0"
+    "expect.js": "~0.2.0",
+    "karma-script-launcher": "~0.1.0",
+    "karma-firefox-launcher": "~0.1.3",
+    "karma-chrome-launcher": "~0.1.2",
+    "karma-html2js-preprocessor": "~0.1.0",
+    "karma-jasmine": "~0.1.5",
+    "requirejs": "~2.1.9",
+    "karma-requirejs": "~0.2.1",
+    "karma-coffee-preprocessor": "~0.1.2",
+    "karma-phantomjs-launcher": "~0.1.1",
+    "karma": "~0.10.9",
+    "grunt-karma": "~0.6.2",
+    "karma-mocha": "~0.1.1"
   },
   },
   "license": "Apache License"
   "license": "Apache License"
 }
 }

src/test/assets/mocha.css

-@charset "utf-8";
-
-body {
-  margin:0;
-}
-
-#mocha {
-  font: 20px/1.5 "Helvetica Neue", Helvetica, Arial, sans-serif;
-  margin: 60px 50px;
-}
-
-#mocha ul,
-#mocha li {
-  margin: 0;
-  padding: 0;
-}
-
-#mocha ul {
-  list-style: none;
-}
-
-#mocha h1,
-#mocha h2 {
-  margin: 0;
-}
-
-#mocha h1 {
-  margin-top: 15px;
-  font-size: 1em;
-  font-weight: 200;
-}
-
-#mocha h1 a {
-  text-decoration: none;
-  color: inherit;
-}
-
-#mocha h1 a:hover {
-  text-decoration: underline;
-}
-
-#mocha .suite .suite h1 {
-  margin-top: 0;
-  font-size: .8em;
-}
-
-#mocha .hidden {
-  display: none;
-}
-
-#mocha h2 {
-  font-size: 12px;
-  font-weight: normal;
-  cursor: pointer;
-}
-
-#mocha .suite {
-  margin-left: 15px;
-}
-
-#mocha .test {
-  margin-left: 15px;
-  overflow: hidden;
-}
-
-#mocha .test.pending:hover h2::after {
-  content: '(pending)';
-  font-family: arial, sans-serif;
-}
-
-#mocha .test.pass.medium .duration {
-  background: #c09853;
-}
-
-#mocha .test.pass.slow .duration {
-  background: #b94a48;
-}
-
-#mocha .test.pass::before {
-  content: '✓';
-  font-size: 12px;
-  display: block;
-  float: left;
-  margin-right: 5px;
-  color: #00d6b2;
-}
-
-#mocha .test.pass .duration {
-  font-size: 9px;
-  margin-left: 5px;
-  padding: 2px 5px;
-  color: #fff;
-  -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.2);
-  -moz-box-shadow: inset 0 1px 1px rgba(0,0,0,.2);
-  box-shadow: inset 0 1px 1px rgba(0,0,0,.2);
-  -webkit-border-radius: 5px;
-  -moz-border-radius: 5px;
-  -ms-border-radius: 5px;
-  -o-border-radius: 5px;
-  border-radius: 5px;
-}
-
-#mocha .test.pass.fast .duration {
-  display: none;
-}
-
-#mocha .test.pending {
-  color: #0b97c4;
-}
-
-#mocha .test.pending::before {
-  content: '◦';
-  color: #0b97c4;
-}
-
-#mocha .test.fail {
-  color: #c00;
-}
-
-#mocha .test.fail pre {
-  color: black;
-}
-
-#mocha .test.fail::before {
-  content: '✖';
-  font-size: 12px;
-  display: block;
-  float: left;
-  margin-right: 5px;
-  color: #c00;
-}
-
-#mocha .test pre.error {
-  color: #c00;
-  max-height: 300px;
-  overflow: auto;
-}
-
-/**
- * (1): approximate for browsers not supporting calc
- * (2): 42 = 2*15 + 2*10 + 2*1 (padding + margin + border)
- *      ^^ seriously
- */
-#mocha .test pre {
-  display: block;
-  float: left;
-  clear: left;
-  font: 12px/1.5 monaco, monospace;
-  margin: 5px;
-  padding: 15px;
-  border: 1px solid #eee;
-  max-width: 85%; /*(1)*/
-  max-width: calc(100% - 42px); /*(2)*/
-  word-wrap: break-word;
-  border-bottom-color: #ddd;
-  -webkit-border-radius: 3px;
-  -webkit-box-shadow: 0 1px 3px #eee;
-  -moz-border-radius: 3px;
-  -moz-box-shadow: 0 1px 3px #eee;
-  border-radius: 3px;
-}
-
-#mocha .test h2 {
-  position: relative;
-}
-
-#mocha .test a.replay {
-  position: absolute;
-  top: 3px;
-  right: 0;
-  text-decoration: none;
-  vertical-align: middle;
-  display: block;
-  width: 15px;
-  height: 15px;
-  line-height: 15px;
-  text-align: center;
-  background: #eee;
-  font-size: 15px;
-  -moz-border-radius: 15px;
-  border-radius: 15px;
-  -webkit-transition: opacity 200ms;
-  -moz-transition: opacity 200ms;
-  transition: opacity 200ms;
-  opacity: 0.3;
-  color: #888;
-}
-
-#mocha .test:hover a.replay {
-  opacity: 1;
-}
-
-#mocha-report.pass .test.fail {
-  display: none;
-}
-
-#mocha-report.fail .test.pass {
-  display: none;
-}
-
-#mocha-report.pending .test.pass,
-#mocha-report.pending .test.fail {
-  display: none;
-}
-#mocha-report.pending .test.pass.pending {
-  display: block;
-}
-
-#mocha-error {
-  color: #c00;
-  font-size: 1.5em;
-  font-weight: 100;
-  letter-spacing: 1px;
-}
-
-#mocha-stats {
-  position: fixed;
-  top: 15px;
-  right: 10px;
-  font-size: 12px;
-  margin: 0;
-  color: #888;
-  z-index: 1;
-}
-
-#mocha-stats .progress {
-  float: right;
-  padding-top: 0;
-}
-
-#mocha-stats em {
-  color: black;
-}
-
-#mocha-stats a {
-  text-decoration: none;
-  color: inherit;
-}
-
-#mocha-stats a:hover {
-  border-bottom: 1px solid #eee;
-}
-
-#mocha-stats li {
-  display: inline-block;
-  margin: 0 5px;
-  list-style: none;
-  padding-top: 11px;
-}
-
-#mocha-stats canvas {
-  width: 40px;
-  height: 40px;
-}
-
-#mocha code .comment { color: #ddd; }
-#mocha code .init { color: #2f6fad; }
-#mocha code .string { color: #5890ad; }
-#mocha code .keyword { color: #8a6343; }
-#mocha code .number { color: #2f6fad; }
-
-@media screen and (max-device-width: 480px) {
-  #mocha {
-    margin: 60px 0px;
-  }
-
-  #mocha #stats {
-    position: absolute;
-  }
-}

src/test/specs/lexer-specs.js

 define([
 define([
-  '../../app/services/graphite/lexer'
+  'app/services/graphite/lexer'
 ], function(Lexer) {
 ], function(Lexer) {
 
 
   describe('when lexing graphite expression', function() {
   describe('when lexing graphite expression', function() {

src/test/specs/parser-specs.js

 define([
 define([
-  '../../app/services/graphite/Parser'
+  'app/services/graphite/parser'
 ], function(Parser) {
 ], function(Parser) {
 
 
   describe('when parsing', function() {
   describe('when parsing', function() {