add order uuid generation spec, add skeleton for PreorderController spec

.gitignore

@@ -19,3 +19,4 @@ config/settings/*.local.yml
 config/environments/*.local.yml
 
 *.sublime-workspace
+.rvmrc

spec/controllers/preorder_controller_spec.rb

@@ -0,0 +1,10 @@
+require 'spec_helper'
+
+describe PreorderController do
+  [:index, :checkout].each do |method|
+    it "should get #{method}" do
+      get method
+      response.should be_success
+    end
+  end
+end

spec/models/order_spec.rb

@@ -12,7 +12,9 @@ describe Order do
       it { should_not allow_mass_assignment_of :uuid }
 
       it "generates UUID before validation on_create" do
-        # TODO
+        @order = Order.new
+        @order.valid?
+        @order.uuid.should_not be_nil
       end
 
       it { Order.primary_key.should == 'uuid' }