From 411465073fa37c424596b8d195adbd1ea8ccb788 Mon Sep 17 00:00:00 2001
From: Holger Just <hello@holgerjust.de>
Date: Thu, 16 Feb 2017 23:26:24 +0100
Subject: [PATCH] Check code coverage of tests using coveralls

---
 .travis.yml         |  3 +++
 Gemfile             |  5 +++++
 spec/spec_helper.rb | 19 +++++++++++++++++++
 3 files changed, 27 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 1c0c707..64b67e1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,6 +26,9 @@ rvm:
 jdk:
   - oraclejdk8
 
+env:
+  - COVERAGE=1
+
 matrix:
   allow_failures:
     - rvm: ruby-head
diff --git a/Gemfile b/Gemfile
index 9126931..ca49e45 100644
--- a/Gemfile
+++ b/Gemfile
@@ -11,3 +11,8 @@ platforms :mri do
   # Complete Markdown package for yard
   gem 'redcarpet'
 end
+
+group :coverage do
+  gem 'simplecov', :require => false
+  gem 'coveralls', '~> 0.8.18', :require => false
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 76b84d0..4e4c291 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -3,6 +3,25 @@
 # This software may be modified and distributed under the terms
 # of the MIT license. See the LICENSE.txt file for details.
 
+if ENV['COVERAGE']
+  require 'simplecov'
+  require 'coveralls'
+
+  if ENV['TRAVIS']
+    SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter[
+        SimpleCov::Formatter::HTMLFormatter,
+        Coveralls::SimpleCov::Formatter
+    ]
+  else
+    SimpleCov.formatter = SimpleCov::Formatter::HTMLFormatter
+  end
+
+  SimpleCov.start do
+    project_name 'Rackstash'
+    add_filter '/spec/'
+  end
+end
+
 $LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
 require 'rackstash'