Adding auto testing

.travis.yml

@@ -0,0 +1,13 @@
+language: node_js
+node_js:
+  - "4.4.x"
+
+sudo: true
+
+before_script:
+  - npm install -g grunt-cli
+  - npm install
+  - grunt
+  - cd test
+
+script: phantomjs test.js

Gruntfile.js

@@ -57,6 +57,9 @@ module.exports = function(grunt) {
             dr: {
               command: "node node_modules/dr.js/dr dr.json"
             },
+            test: {
+              command: "cd test; phantomjs test.js"
+            },
             eslint: {
                 command: "./node_modules/eslint/bin/eslint.js " + core.join(" ")
             },
@@ -69,4 +72,5 @@ module.exports = function(grunt) {
 
     grunt.registerTask("default", ["exec:eslint", "concat", "uglify", "exec:dr"]);
     grunt.registerTask("lint", ["exec:eslint"]);
+    grunt.registerTask("test", ["exec:test"]);
 };

test/test.js

@@ -0,0 +1,12 @@
+var page = require("webpage").create();
+
+page.open("test.html", function (status) {
+    var errors = 0;
+    if (status === "success") {
+        errors = page.evaluate(function () {
+            return +document.querySelector("li.failures em").innerText;
+        });
+        console.log(errors);
+    }
+    phantom.exit(errors);
+});