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@@ -195,6 +195,28 @@ http://docs.mongodb.org/manual/core/crud-introduction/
 http://mongoosejs.com/docs/
 
 http://www.tuicool.com/articles/ZVbYra
+
+### 文档
+
+Find the API docs [here](http://mongoosejs.com/docs/api.html), generated using [dox](http://github.com/visionmedia/dox).
+
+cd到node_modules/mongoose里
+
+```
+npm install
+node static.js
+```
+
+这样就可以再本地看mongoose的api了
+
+### 例子
+
+每个例子都不错，必须熟悉
+
+![](./images/mongoose.png)
+
+node modules的好处是可以随时看到代码，是不是很爽啊？
+
 ## 高级
 
 - gridfs
 
@@ -10,6 +10,49 @@
 ### db
 ### http
 
+```js
+var assert = require('chai').assert;
+var expect = require('chai').expect;
+require('chai').should();
+
+var Utils = require('../index');
+
+console.log(Utils)
+
+var request = require('supertest')
+  , express = require('express');
+
+
+describe('Utils.req', function(){
+  describe('#get_value_from_body()', function(){
+    it('should return Manny when get_value_from_body with key name', function(done){
+
+			var app = express();
+			
+			app.post('/user', function(req, res){
+				// mock req.body data
+				req.body = { 'name': 'Manny', 'species': 'cat' };
+				
+				var Manny = Utils.req.get_value_from_body(req, 'name');
+				assert.equal(Manny, 'Manny');
+				
+		 	 	var species = Utils.req.get_value_from_body(req, 'species');
+				assert.equal(species, 'cat');
+				
+				done();
+			});
+			
+			request(app)
+			  .post('/user')
+				.set('contentType', 'application/x-www-form-urlencoded; charset=utf-8')
+			  .end(function(err, res){
+					if (err) throw err;
+			  });
+
+    })
+  })//end  
+})
+```
 
 ## 了解supertest