2
私は最近、nodeJSに飛び込んだと以下 珍しい行動：Node.jsの/モカ
エクスプレス& Wagnor
を使用してapplicaitonミドルウェアの構築を開始し、私がで立ち往生しています{
"devDependencies": {
"gulp": "3.8.11",
"gulp-mocha": "2.0.1",
"mocha": "2.2.4",
"superagent": "1.2.0",
"wagner-core": "0.1.0"
},
"dependencies": {
"underscore": "1.5.2",
"mongodb": "2.2.10",
"express": "",
"http-status": "0.1.8",
"mongoose":""
},
"scripts": {
"test": "mocha test.js"
}
}
私package.JSONです非常に奇妙な状況であり、同様の事故報告を検索したが、関連性が得られなかった。私は愚かな間違いをしていると確信しており、それを特定するのに援助が必要です。
ここにシナリオがあります。私は6つのエンドポイントを持つ基本的なミドルウェア設定を持っています。私はmochaを使ってテストしています。
私は6つのテストを持つtest.jsファイルを持っています。問題は、実行するともう一度過ぎてからもう一度失敗し、envやコードやテストに何も介入しなくなります。これは、私のアプリケーションが製造時に同様に動作する天気か、テスト関連の問題か、既知のモカ問題（何も見つからなかったこと）であることを非常に懸念しています。以下は
は、私はこれらのテストを実行すると、ここで何が起こるかである私のテストファイルvar URL_ROOT = 'http://localhost:3131';
var express = require('express');
var wagner = require('wagner-core');
var assert = require('assert');
var superagent = require('superagent');
var mongoose = require('mongoose');
//mongoose.set('debug', true);
var PRODUCT_ID = '0000000000000000000001';
describe('Store API', function(){
var server;
var Product;
var Catagory;
var User;
before(function() {
var app = express();
// Bootstrap sertver
models = require('./models')(wagner);
require('./dependencies')(wagner);
app.use(require('./api')(wagner));
wagner.invoke(require('./auth'), {app: app});
server = app.listen(3131);
//Make Catagory and Product model available in test
Catagory = models.Catagory;
Product = models.Product;
User = models.User;
app.use(function(req, res, next) {
User.findOne({}, function(error, user) {
console.log('Time:', Date.now());
assert.ifError(error);
req.user = user;
next();
}); //user.findone
}); //app.use
}); //before
after(function(){
//Shut the server
server.close();
}); //after
beforeEach(function(done) {
//Make sure Catagories are empty before each test
Catagory.remove({}, function(error) {
assert.ifError(error);
Product.remove({}, function(error) {
assert.ifError(error);
User.remove({}, function(error) {
assert.ifError(error);
//Create Products, Catagories and Users
var catagories = [
{ _id: 'Electronics'},
{ _id: 'Phones', parent: 'Electronics'},
{ _id: 'Laptop', parent: 'Electronics'},
{ _id: 'Meat'}
];
// create product data
var products = [
{
_id: '00000000000001',
name: 'LG G4',
catagory: { _id: 'Phones', ancestors: ['Electronics', 'Phones']},
price: {
amount: 300,
currency: 'USD'
}
},
{
_id: '00000000000002',
name: 'Asus Zenbook Prime',
catagory: { _id: 'Laptop', ancestors: ['Electronics', 'Laptop']},
price: {
amount: 2000,
currency: 'USD'
}
},
{
_id: '00000000000003',
name: 'MeatOne Goasht Wala',
catagory: {_id: 'Meat', ancestors: ['Meat']},
price: {
amount: 20,
currency: 'USD'
}
}
];
var users = [{
profile: {
username: 'shoaibhb',
picture: 'http://pbs.twimg.com/profile_images/364903575/ShoaibHayat_Butt.jpg'
},
data: {
oauth: 'invalid',
cart: []
}
}];
Catagory.create(catagories, function(error) {
assert.ifError(error)
Product.create(products, function(error) {
assert.ifError(error)
User.create(users, function(error) {
assert.ifError(error);
User.findOne({}, function(err, user) {
});
});
});
});
});
done();
});
});
});
it('can load a Catagory by id', function(done) {
// Create a single Catagory
// Catagory.create({ _id: 'Electronics' }, function(error, doc) {
// assert.ifError(error);
var url = URL_ROOT + '/catagory/id/Electronics';
//Make and HTTP request to localhost:3131/catagory/id/Electronics
superagent.get(url, function(error, res) {
assert.ifError(error);
var result;
// and make sure we got { _id: 'Electronics'} back
assert.doesNotThrow(function() {
result = JSON.parse(res.text);
});
assert.ok(result.catagory);
assert.equal(result.catagory._id, 'Electronics');
done();
});
//});// ends here
});
it('can load all Catagories that have a certain parent', function(done) {
// Create 4 catagories was here earlier, moved to beforeEach()
//Catagory.create(catagories, function(error, catagories) {
var url = URL_ROOT + '/catagory/parent/Electronics';
//make HTTP request to /catagory/parent/Electronics
superagent.get(url, function(error, res) {
assert.ifError(error);
var result;
assert.doesNotThrow(function() {
result = JSON.parse(res.text);
});
assert.equal(result.catagories.length, 2);
// should be in assending order by _id
assert.equal(result.catagories[0]._id, 'Laptop');
assert.equal(result.catagories[1]._id, 'Phones');
done();
});
//});// create cat ends here
});
it('can load a product by id', function(done) {
//Create a single product
var oneProduct = {
name: 'LG G4',
_id: PRODUCT_ID,
catagory: { _id: 'Phones', ancestors: ['Electronics', 'Phones']},
price: {
amount: 300,
currency: 'USD'
}
};
Product.create(oneProduct, function(error, doc) {
assert.ifError(error);
var url = URL_ROOT + '/product/id/' + PRODUCT_ID;
// Make HTTP request to
// localhost:3131/product/id/0000000000000000000001
superagent.get(url, function(error, res) {
assert.ifError(error);
var result = {};
//And make sure we got LG G4 back
assert.doesNotThrow(function() {
result = JSON.parse(res.text);
});
assert.ok(result.product);
assert.equal(result.product._id, PRODUCT_ID);
assert.equal(result.product.name, 'LG G4');
done();
});
});
});
it('can load all products in a Catagory with sub-catagories', function(done) {
// moved to beforeEach function
var url = URL_ROOT + '/product/catagory/Electronics';
//Make HTTP Request to loca:3131
superagent.get(url, function(error, res) {
assert.ifError(error);
var result;
assert.doesNotThrow(function() {
result = JSON.parse(res.text);
});
assert.equal(result.product.length, 2);
// should be assending order by name
assert.equal(result.product[0].name, 'Asus Zenbook Prime');
assert.equal(result.product[1].name, 'LG G4');
//Sort by price , assending
var url = URL_ROOT + '/product/catagory/Electronics?price=1';
superagent.get(url, function(error, res) {
assert.ifError(error);
var result;
assert.doesNotThrow(function() {
result = JSON.parse(res.text);
});
assert.equal(result.product[0].name, 'LG G4');
assert.equal(result.product[1].name, 'Asus Zenbook Prime');
});
//console.log(error);
assert.ifError(error);
done();
});
});
it('can load user cart', function(done) {
var url = URL_ROOT + '/me/';
User.findOne({}, function(error, user) {
console.log("error %j",error);
//assert.ifError(error);
user.data.cart = [{ product: PRODUCT_ID, quantity: 1}];
console.log(user.data.cart);
user.save(function(error) {
assert.ifError(error);
superagent.get(url, function(error, res) {
assert.ifError(error);
assert.equal(res.status, 200);
var result;
assert.doesNotThrow(function() {
result = JSON.parse(res.text).user;
});
assert.equal(result.data.cart.length,1);
assert.equal(result.data.cart[0].product.name, 'Asus Zenbook Prime');
assert.equal(result.data.cart[0].quantity, 1);
});
});
});
done();
});
it('can save user cart', function(done) {
var url = URL_ROOT + '/me/cart/';
superagent.put(url).send({
data: {
cart: [{ product: PRODUCT_ID, quantity: 1}]
}
}).end(function(error, res) {
assert.ifError(error);
assert.equal(res.status, status.OK);
User.findOne({}, function(error, user) {
assert.ifError(error);
assert.equal(user.data.cart.length, 1);
assert.equal(user.data.cart[0].product, PRODUCT_ID);
assert.equal(user.data.cart[0], quantity, 1);
});
});
done();
});
enter code here
});
です： A）6つのテストは空白の応答
がある）いくつかのテストが Cを不合格） Bを渡しますD:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
Store API
express-session deprecated undefined resave option; provide resave option auth.j
s:57:39
express-session deprecated undefined saveUninitialized option; provide saveUnini
tialized option auth.js:57:39
√ can load a Catagory by id (81ms)
√ can load all Catagories that have a certain parent
√ can load a product by id
√ can load all products in a Catagory with sub-catagories
√ can load user cart
error null
1) "before each" hook
5 passing (752ms)
1 failing
1) Store API "before each" hook:
Uncaught TypeError: Cannot read property 'data' of null
at test-6passing.js:243:17
at node_modules\mongoose\lib\query.js:1173:16
at node_modules\mongoose\node_modules\kareem\index.js:109:16
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
Store API
express-session deprecated undefined resave option; provide resave option auth.j
s:57:39
express-session deprecated undefined saveUninitialized option; provide saveUnini
tialized option auth.js:57:39
√ can load a Catagory by id (89ms)
√ can load all Catagories that have a certain parent (38ms)
√ can load a product by id
√ can load all products in a Catagory with sub-catagories
√ can load user cart
error null
1) "before each" hook
5 passing (922ms)
1 failing
1) Store API "before each" hook:
Uncaught TypeError: Cannot read property 'data' of null
at test-6passing.js:243:17
at node_modules\mongoose\lib\query.js:1173:16
at node_modules\mongoose\node_modules\kareem\index.js:109:16
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
Store API
express-session deprecated undefined resave option; provide resave option auth.j
s:57:39
express-session deprecated undefined saveUninitialized option; provide saveUnini
tialized option auth.js:57:39
√ can load a Catagory by id (96ms)
√ can load all Catagories that have a certain parent
√ can load a product by id
√ can load all products in a Catagory with sub-catagories
√ can load user cart
error null
√ can save user cart
6 passing (852ms)
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
Store API
express-session deprecated undefined resave option; provide resave option auth.j
s:57:39
express-session deprecated undefined saveUninitialized option; provide saveUnini
tialized option auth.js:57:39
√ can load a Catagory by id (80ms)
√ can load all Catagories that have a certain parent
√ can load a product by id
1) can load all products in a Catagory with sub-catagories
√ can load user cart
error null
2) "before each" hook
4 passing (862ms)
2 failing
1) Store API can load all products in a Catagory with sub-catagories:
Uncaught AssertionError: 0 == 2
+ expected - actual
-0
+2
at test-6passing.js:215:28
at Request.callback (node_modules\superagent\lib\node\index.js:785:12)
at IncomingMessage.<anonymous> (node_modules\superagent\lib\node\index.js:
990:12)
at endReadableNT (_stream_readable.js:913:12)
2) Store API "before each" hook:
Uncaught TypeError: Cannot read property 'data' of null
at test-6passing.js:243:17
at node_modules\mongoose\lib\query.js:1173:16
at node_modules\mongoose\node_modules\kareem\index.js:109:16
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
Store API
express-session deprecated undefined resave option; provide resave option auth.j
s:57:39
express-session deprecated undefined saveUninitialized option; provide saveUnini
tialized option auth.js:57:39
√ can load a Catagory by id (86ms)
√ can load all Catagories that have a certain parent (38ms)
√ can load a product by id
√ can load all products in a Catagory with sub-catagories
√ can load user cart
error null
1) "before each" hook
5 passing (744ms)
1 failing
1) Store API "before each" hook:
Uncaught TypeError: Cannot read property 'data' of null
at test-6passing.js:243:17
at node_modules\mongoose\lib\query.js:1173:16
at node_modules\mongoose\node_modules\kareem\index.js:109:16
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
Store API
express-session deprecated undefined resave option; provide resave option auth.j
s:57:39
express-session deprecated undefined saveUninitialized option; provide saveUnini
tialized option auth.js:57:39
√ can load a Catagory by id (97ms)
√ can load all Catagories that have a certain parent (43ms)
√ can load a product by id
√ can load all products in a Catagory with sub-catagories
√ can load user cart
error null
√ can save user cart
6 passing (785ms)
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
Store API
express-session deprecated undefined resave option; provide resave option auth.j
s:57:39
express-session deprecated undefined saveUninitialized option; provide saveUnini
tialized option auth.js:57:39
√ can load a Catagory by id (83ms)
√ can load all Catagories that have a certain parent
√ can load a product by id (39ms)
√ can load all products in a Catagory with sub-catagories
√ can load user cart
error null
1) "before each" hook
5 passing (797ms)
1 failing
1) Store API "before each" hook:
Uncaught TypeError: Cannot read property 'data' of null
at test-6passing.js:243:17
at node_modules\mongoose\lib\query.js:1173:16
at node_modules\mongoose\node_modules\kareem\index.js:109:16
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>mocha test-6passing.js
Store API
express-session deprecated undefined resave option; provide resave option auth.j
s:57:39
express-session deprecated undefined saveUninitialized option; provide saveUnini
tialized option auth.js:57:39
√ can load a Catagory by id (93ms)
√ can load all Catagories that have a certain parent (38ms)
√ can load a product by id
√ can load all products in a Catagory with sub-catagories
√ can load user cart
error null
√ can save user cart
6 passing (806ms)
D:\Programs_Insalled\nodejs\finalMEAN\edx\retailStore>
そこで質問：
- は間違いがあります私は
- が間違って私のアプローチですやっている
- 私は、これはそれが私の環境では、MongoDBは、ノード、エクスプレス、Windowsのある
ある方法です
EDIT：完全なコードはここで見つけることができます：
https://github.com/shoaibhb/retailStore
コードにリンクされたポストを更新します。 – shoaibhb