Make double-sure the RAILS_ENV is set to test, so fixtures are loaded to the right database

Required Files
Methods
Constants
RAILS_ENV = "test" }
Public Instance methods
create_fixtures(*table_names, &block)
    # File railties/lib/test_help.rb, line 24
24:   def create_fixtures(*table_names, &block)
25:     Fixtures.create_fixtures(ActiveSupport::TestCase.fixture_path, table_names, {}, &block)
26:   end