search for: department_test

...am unit testing. The tests for each unit run successfully, but when I do a rake test, many of the tests fail. The assertions that fail are always ones that are asserting that a model, which has a reference to another model, is OK. So for example, one assertion that passes when I do `ruby test/unit/department_test.rb`, but fails when I do `rake test` is: department = Department.new(:name => "super department", :parent_id => departments(:administration_department).id) assert department.save When I print out department.errors, I see that parent_id is invalid because it "is not i...