search for: taxes_tax_groups

Hi, I have a many to many relationship incorporating the following tables: taxes --> taxes_tax_groups --> tax_groups I have a model named tax with the following declaration: has_and_belongs_to_many :tax_groups and I have a model named tax_group with the following declaration: has_and_belongs_to_many :taxes I am attempting to run the following unit test: require File.dirname(__FILE__) + ...