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article.server.model.tests.js
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article.server.model.tests.js
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'use strict';
/**
* Backend tests should verify that the server-side code you write functions properly.
* In general, you should ensure that models are properly saved to your database, and that API calls
* return the correct data.
*
* In this file, the functionality that writes articles to the DB is tested.
*/
/**
* The test environment is set up in the file mean/config/env/test.js. As an example, this is
* the variable for setting up the mongo database:
*
* db: {
* uri: process.env.MONGOHQ_URL || process.env.MONGOLAB_URI || 'mongodb://' + (process.env.DB_1_PORT_27017_TCP_ADDR || 'localhost') + '/mean-test',
* options: {
* user: '',
* pass: ''
* },
* // Enable mongoose debug mode
* debug: process.env.MONGODB_DEBUG || false
* }
*/
/**
* Module dependencies.
*/
var should = require('should'),
/**
* Functions are tested using assertions. The 'should' module is an assertion library containing methods
* that correspond with different function/object states.
*
* A simple example (Credit: https://www.npmjs.com/package/should):
*
* var user = {
* name: 'tj'
* , pets: ['tobi', 'loki', 'jane', 'bandit']
* };
*
* user.should.have.property('name', 'tj');
* user.should.have.property('pets').with.lengthOf(4);
*
*/
mongoose = require('mongoose'),
User = mongoose.model('User'),
Article = mongoose.model('Article');
/**
* Globals --> these are necessary to have access to the correct mock data when running your unit tests
*/
var user, article;
/**
* Unit tests
*/
//describe blocks should indicate the functionality you are testing
describe('Article Model Unit Tests:', function () {
/**
* This function will create a user object and then save it to the DB
* before every test is executed. This ensures that each piece of functionality
* is tested separately.
*/
beforeEach(function (done) {
user = new User({
firstName: 'Full',
lastName: 'Name',
displayName: 'Full Name',
email: 'test@test.com',
username: 'username',
password: 'M3@n.jsI$Aw3$0m3'
});
user.save(function () {
//defines the article object after saving the user to DB
article = new Article({
title: 'Article Title',
content: 'Article Content',
user: user
});
done();
});
});
//you can place describe blocks within other describe blocks
describe('Method Save', function () {
//The 'it' function is used for the individual unit tests.
//These blocks should test a single function
it('should be able to save without problems', function (done) {
this.timeout(10000);
return article.save(function (err) {
should.not.exist(err);
done(); //executing the done() function will make the program move to the next test.
});
});
it('should be able to show an error when try to save without title', function (done) {
article.title = '';
return article.save(function (err) {
should.not.exist(err);
done();
});
});
});
/**
* afterEach() will delete the user + article objects created using the 'beforeEach' hook.
*/
afterEach(function (done) {
Article.remove().exec(function () { //docs for exec function: http://mongoosejs.com/docs/api.html#query_Query-exec
User.remove().exec(done);
});
});
});