diff --git a/Gemfile b/Gemfile
index fc221439..6d35d93d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,6 +3,7 @@ source ENV['GEM_SOURCE'] || "https://rubygems.org"
 group :development, :test do
   gem 'puppetlabs_spec_helper',               :require => 'false'
   gem 'rspec-puppet', '~> 2.2.0',             :require => 'false'
+  gem 'rspec-puppet-facts',                   :require => 'false'
   gem 'metadata-json-lint',                   :require => 'false'
   gem 'puppet-lint-param-docs',               :require => 'false'
   gem 'puppet-lint-absolute_classname-check', :require => 'false'
diff --git a/spec/defaults.rb b/spec/defaults.rb
new file mode 100644
index 00000000..3bd0d95c
--- /dev/null
+++ b/spec/defaults.rb
@@ -0,0 +1,40 @@
+# This file contains a module to return a default set of facts and supported
+# operating systems for the tests in this module.
+module OSDefaults
+    def self.get_facts(extra_facts={})
+      { :os_service_default => '<SERVICE DEFAULT>' }.merge(extra_facts)
+    end
+
+    def self.get_supported_os
+      [
+        {
+          "operatingsystem" => "CentOS",
+          "operatingsystemrelease" =>  [
+            "6.0",
+            "7.0"
+          ]
+        },
+        {
+          "operatingsystem" => "RedHat",
+          "operatingsystemrelease" =>  [
+            "6.0",
+            "7.0"
+          ]
+        },
+        {
+          "operatingsystem" =>  "Ubuntu",
+          "operatingsystemrelease" =>  [
+            "12.04",
+            "14.04"
+         ]
+        },
+        {
+          "operatingsystem" =>  "Debian",
+          "operatingsystemrelease" =>  [
+            "7",
+            "8"
+         ]
+        }
+      ]
+    end
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 9bc7bcf9..a2ccc7bf 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -2,11 +2,17 @@ require 'puppetlabs_spec_helper/module_spec_helper'
 require 'shared_examples'
 require 'webmock/rspec'
 
+require 'rspec-puppet-facts'
+include RspecPuppetFacts
+require 'defaults.rb'
+
 RSpec.configure do |c|
   c.alias_it_should_behave_like_to :it_configures, 'configures'
   c.alias_it_should_behave_like_to :it_raises, 'raises'
+  # TODO(aschultz): remove this after all tests converted to use OSDefaults
+  # instead of referencing @default_facts
   c.before :each do
-    @default_facts = { :os_service_default => '<SERVICE DEFAULT>' }
+    @default_facts = OSDefaults.get_facts
   end
 end