```ruby
require 'rubygems'
require 'spec'

require File.expand_path(File.join(File.dirname(__FILE__), '..', '..', 'lib', 'data_objects'))
require File.expand_path(File.join(File.dirname(__FILE__), 'do_mock'))
```

Fix data_objects.rb reference in spec helper.
user
```ruby
require 'rubygems'
require 'spec'

require File.expand_path(File.join(File.dirname(__FILE__), '..', 'lib', 'data_objects'))
require File.expand_path(File.join(File.dirname(__FILE__), 'do_mock'))
```
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