add code climdate test coverage

.travis.yml

@@ -3,6 +3,8 @@ language: ruby
 
 bundler_args: '--without production'
 
+script: CODECLIMATE_REPO_TOKEN=7d6b988f58234bf1560305412d10d9530902beebdbe2fb938b6a934f1d352578 bundle exec rake
+
 before_install:
   - "cat /etc/timezone"
   - "grep -i processor /proc/cpuinfo | wc -l"

Gemfile

@@ -46,6 +46,7 @@ group :test do
   gem 'mongoid-rspec', :require => false
   gem 'database_cleaner'
   gem 'rspec-sidekiq'
+  gem "codeclimate-test-reporter", group: :test, require: nil
 end
 
 group :test, :development do

README.md

@@ -2,6 +2,7 @@ WBlog
 =======
 [![Build Status](https://travis-ci.org/windy/wblog.svg?branch=master)](https://travis-ci.org/windy/wblog)
 [![Code Climate](https://codeclimate.com/github/windy/wblog.png)](https://codeclimate.com/github/windy/wblog)
+[![Test Coverage](https://codeclimate.com/github/windy/wblog/coverage.png)](https://codeclimate.com/github/windy/wblog)
 
 为移动而生的 Ruby on Rails 开源博客. WBlog 基于 MIT 协议, 自由使用.
 

spec/spec_helper.rb

@@ -1,5 +1,7 @@
 # This file is copied to spec/ when you run 'rails generate rspec:install'
 ENV["RAILS_ENV"] ||= 'test'
+require "codeclimate-test-reporter"
+CodeClimate::TestReporter.start
 require File.expand_path("../../config/environment", __FILE__)
 require 'rspec/rails'
 require 'rspec/autorun'