munge symbol fact names to strings

lib/rspec-puppet/example/class_example_group.rb

@@ -36,7 +36,11 @@ module RSpec::Puppet
       Puppet[:code] = pre_cond + "\n" + Puppet[:code]
 
       nodename = self.respond_to?(:node) ? node : Puppet[:certname]
-      facts_val = self.respond_to?(:facts) ? facts : {}
+      facts_val = {
+        'hostname' => nodename.split('.').first,
+        'fqdn' => nodename,
+      }
+      facts_val.merge!(munge_facts(facts)) if self.respond_to?(:facts)
 
       build_catalog(nodename, facts_val)
     end

lib/rspec-puppet/example/define_example_group.rb

@@ -42,7 +42,7 @@ module RSpec::Puppet
         'hostname' => nodename.split('.').first,
         'fqdn' => nodename,
       }
-      facts_val.merge!(facts) if self.respond_to?(:facts)
+      facts_val.merge!(munge_facts(facts)) if self.respond_to?(:facts)
 
       build_catalog(nodename, facts_val)
     end

lib/rspec-puppet/support.rb

@@ -12,5 +12,11 @@ module RSpec::Puppet
         Puppet::Resource::Catalog.indirection.find(node_obj.name, :use_node => node_obj)
       end
     end
+
+    def munge_facts(facts)
+      output = {}
+      facts.keys.each { |key| output[key.to_s] = facts[key] }
+      output
+    end
   end
 end