adds npr one api test

test/one.js

@@ -0,0 +1,48 @@
+var NPR = require('../index'),
+    npr;
+
+process.env.NODE_ENV = 'test';
+
+describe('NPR One', function() {
+
+  this.timeout(10000);
+
+  describe('Init', function() {
+
+    it('should create a client', function(done) {
+
+      npr = NPR({
+        client_id: process.env.CLIENT_ID,
+        client_secret: process.env.CLIENT_SECRET,
+        username: process.env.NPR_USERNAME,
+        password: process.env.NPR_PASSWORD
+      });
+
+      npr.one.init()
+        .then(function() { done(); })
+        .catch(done);
+
+    });
+
+  });
+
+  describe('Authorization', function() {
+
+    it('should get an access token', function(done) {
+
+      npr.one.authorization
+       .createToken(npr.one.credentials)
+       .then(function(res) {
+
+         if(! res.access_token)
+           done('missing token');
+
+         done();
+
+       }).catch(done);
+
+    });
+
+  });
+
+});