add coverage tool

devops-service/Gemfile

@@ -36,4 +36,5 @@ end
 group :devepoment do
   gem 'byebug'
   gem 'guard-rspec', require: false
+  gem 'simplecov', require: false
 end

devops-service/Gemfile.lock

@@ -60,6 +60,7 @@ GEM
       gherkin (~> 2.12.0)
     daemons (1.2.3)
     diff-lcs (1.2.5)
+    docile (1.1.5)
     em-websocket (0.3.8)
       addressable (>= 2.1.1)
       eventmachine (>= 0.12.9)
@@ -291,6 +292,11 @@ GEM
       json
       redis (>= 3.0.6)
       redis-namespace (>= 1.3.1)
+    simplecov (0.11.1)
+      docile (~> 1.1.0)
+      json (~> 1.8)
+      simplecov-html (~> 0.10.0)
+    simplecov-html (0.10.0)
     sinatra (1.4.5)
       rack (~> 1.4)
       rack-protection (~> 1.4)
@@ -352,9 +358,13 @@ DEPENDENCIES
   rspec (~> 3.3)
   rspec_junit_formatter
   sidekiq (= 3.2.6)
+  simplecov
   sinatra (= 1.4.5)
   sinatra-contrib
   sinatra-websocket
   test-unit
   thin (~> 1.5.1)
   wisper
+
+BUNDLED WITH
+   1.10.6

devops-service/spec/spec_helper.rb

@@ -4,32 +4,49 @@ require 'factory_girl'
 require 'active_support/core_ext/hash/indifferent_access'
 require 'active_support/inflector'
 
-# setup load_path and require support files
-root = File.join(File.dirname(__FILE__), "..")
-$LOAD_PATH.push root unless $LOAD_PATH.include? root
-
-# suppress output
-original_stdout = $stdout
-$stdout = File.open(File::NULL, "w")
-
-Dir[("./spec/support/**/*.rb")].each { |f| require f }
-Dir[("./spec/shared_contexts/**/*.rb")].each { |f| require f }
-
-# Factory girl configuration
-FactoryGirl.define do
-  # do not try to persist, but raise validation errors
-  to_create { |model| model.validate! }
-end
-FactoryGirl.find_definitions
-
-# RSpec configuration
-RSpec.configure do |config|
-  config.include FactoryGirl::Syntax::Methods
-
+def suppress_output!
+  original_stdout = $stdout
+  $stdout = File.open(File::NULL, "w")
+  RSpec.configure do |config|
     config.after(:all) do
       $stdout = original_stdout
     end
+  end
+end
 
+def check_coverage
+  require 'simplecov'
+  SimpleCov.start do
+    add_filter { |src| src.filename =~ /spec\// }
+  end
+end
+
+def require_support_files
+  root = File.join(File.dirname(__FILE__), "..")
+  $LOAD_PATH.push root unless $LOAD_PATH.include?(root)
+  Dir[("#{root}/spec/support/**/*.rb")].each { |f| require f }
+  Dir[("#{root}/spec/shared_contexts/**/*.rb")].each { |f| require f }
+end
+
+def setup_factory_girl
+  FactoryGirl.define do
+    # do not persist, but raise validation errors
+    to_create { |model| model.validate! }
+  end
+  FactoryGirl.find_definitions
+  RSpec.configure { |config| config.include FactoryGirl::Syntax::Methods }
+end
+
+
+# extra configuration
+suppress_output!
+check_coverage if ENV['COVERAGE']
+require_support_files
+setup_factory_girl
+
+
+# RSpec configuration
+RSpec.configure do |config|
   # rspec-expectations config goes here. You can use an alternate
   # assertion/expectation library such as wrong or the stdlib/minitest
   # assertions if you prefer.