Make testable and add tests.

test/test.js

@@ -0,0 +1,64 @@
+/**
+ * Loop through all entries in our user agents object and test everything.
+ *
+ * @see  src/useragents.js
+ * @author hannes.diercks@jimdo.com
+ */
+
+var g
+  , ua
+  , p
+  , assert = require('assert')
+  , browser = require('../src/bowser').browser
+  , allUserAgents = require('../src/useragents').useragents
+
+/**
+ * Get the length of an object.
+ * http://stackoverflow.com/questions/5223/length-of-javascript-object-ie-associative-array
+ *
+ * @param  {Object} obj
+ * @return {Number}
+ */
+function objLength(obj) {
+  var size = 0
+    , key
+  for (key in obj) {
+    if (obj.hasOwnProperty(key)) size++
+  }
+  return size
+}
+
+/* Groups */
+for (g in allUserAgents) { (function(group, userAgents) {
+  describe(group, function() {
+
+    /* User Agents */
+    for (ua in userAgents) { (function(userAgent, expections) {
+      describe('#' + userAgent, function() {
+
+        expections.name = group
+
+        /* Get the result from bowser. */
+        var result = browser._detect(userAgent)
+          , expectionLength = objLength(expections)
+
+        /* At first, check if the result has the correct length. */
+        it('Should have ' + expectionLength + ' properties', function() {
+          assert.equal(objLength(result), expectionLength)
+        })
+
+        /* Properties */
+        for (p in expections) { (function(property, value, resultValue) {
+
+          /* Now ensure correctness of every property. */
+          it('\'s Property "' + property + '" should be ' + value, function() {
+            assert.equal(resultValue, value)
+          })
+
+        })(p, expections[p], result[p])}
+
+      })
+    })(ua, userAgents[ua])}
+
+  })
+})(g, allUserAgents[g])}