Configre filter to exclude vendor and test

test/test_helper.rb

@@ -3,11 +3,18 @@
 require 'shoulda-context'
 require 'rspec/expectations'
 require 'pry'
+require 'simplecov'
 require 'coveralls'
 require 'ResourceHelper'
 require 'RdfTestUtility'
 
-Coveralls.wear!
+SimpleCov.formatters = SimpleCov::Formatter::MultiFormatter.new([
+  SimpleCov::Formatter::HTMLFormatter,
+  Coveralls::SimpleCov::Formatter
+])
+SimpleCov.start do
+  add_filter ["/.vendor", "/vendor", "/test"]
+end
 require_relative '../lib/jekyll-rdf'
 
 Jekyll.logger.log_level = :error