Added inheritance spec to user

spec/controllers/users_controller_spec.rb

 require File.dirname(__FILE__) + '/../spec_helper'
  
 describe UsersController do
+  before do
+  render_views
+  end
 end  

spec/models/user_spec.rb

@@ -7,5 +7,14 @@ describe User do
     u.real_name = "John Smith"
     u.valid?.should be true
   end
+  it "should create a valid user with the factory" do
+    u = Factory.build(:user)
+    u.valid?.should be true
+  end
+  it "should be a person" do
+    n = Person.count
+    Factory.create(:user)
+    Person.count.should == n+1
+  end
 
 end