Is there a config variable to set, or some other way to get Rails ActiveSupport::TestCase to show more than one trace line? It is really hard to debug otherwise.
Example:
ERROR test_something (0.73s)
SystemStackError: stack level too deep
/Users/mario/.rvm/gems/ruby-1.9.2-p290/gems/activerecord-3.0.9/lib/active_record/connection_adapters/abstract/database_statements.rb:153