test: add coverage (#390)

Author: GuillaumeCisco

.travis.yml

@@ -14,11 +14,17 @@ jobs:
       script: commitlint-travis
     - stage: Tests
       language: ruby
-      before_install: gem install bundler -v '1.17.3'
       rvm: 2.3.4
       script:
         - RAILS_ENV=test bundle exec rake test
         - RAILS_ENV=test bundle exec rake db:migrate && bundle exec rspec --color --format doc
+      # NOTICE: Handles code coverage reporting to Code Climate
+      before_install:
+        - gem install bundler -v '1.17.3'
+        - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+        - chmod +x ./cc-test-reporter
+      after_script:
+        - ./cc-test-reporter after-build --exit-code $TRAVIS_TEST_RESULT
     - stage: Build & Publish
       if: branch IN ("master", "beta") AND type != pull_request
       language: node_js

Gemfile

@@ -19,6 +19,7 @@ end
 group :test do
   gem 'rake'
   gem 'sqlite3', '1.3.13'
+  gem 'simplecov', require: false
 end
 
 gem 'rails', '4.2.7.1'

Gemfile.lock

@@ -63,6 +63,7 @@ GEM
     concurrent-ruby (1.1.5)
     crass (1.0.6)
     diff-lcs (1.3)
+    docile (1.3.2)
     erubis (2.7.0)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
@@ -136,6 +137,11 @@ GEM
       rspec-mocks (~> 3.8.0)
       rspec-support (~> 3.8.0)
     rspec-support (3.8.0)
+    simplecov (0.17.1)
+      docile (~> 1.1)
+      json (>= 1.8, < 3)
+      simplecov-html (~> 0.10.0)
+    simplecov-html (0.10.2)
     sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
@@ -169,6 +175,7 @@ DEPENDENCIES
   rake
   rotp (= 3.1)
   rspec-rails (= 3.8.2)
+  simplecov
   sqlite3 (= 1.3.13)
   useragent
 

README.md

@@ -1,6 +1,8 @@
+
 # Forest Admin in Rails
 [![Gem](https://badge.fury.io/rb/forest_liana.svg)](https://badge.fury.io/rb/forest_liana)
-[![CI status](https://travis-ci.org/ForestAdmin/forest-rails.svg?branch=devel)](https://travis-ci.org/ForestAdmin/forest-rails)
+[![CI status](https://travis-ci.org/ForestAdmin/forest-rails.svg?branch=master)](https://travis-ci.org/ForestAdmin/forest-rails)
+[![Test Coverage](https://api.codeclimate.com/v1/badges/959c02b420b455eac51f/test_coverage)](https://codeclimate.com/github/ForestAdmin/forest-rails/test_coverage)
 [![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)
 
 Forest Admin provides an off-the-shelf administration panel based on a highly-extensible API plugged into your application.

spec/spec_helper.rb

@@ -1,3 +1,6 @@
+require 'simplecov'
+SimpleCov.start 'rails'
+
 # This file was generated by the `rails generate rspec:install` command. Conventionally, all
 # specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
 # The generated `.rspec` file contains `--require spec_helper` which will cause