On Jan 1, 2006, at 11:42 AM, asplake wrote: > Hi, > > Any good examples out there (I couldn't find any) of assert_throws? I > would love to know also why its first argument is a symbol... I'm guessing you might be looking for Exception handling assertions. If so, you want: assert_raised() assert_nothing_raised() assert_throws() is related to catch()/throw(), useful in Ruby for breaking out of nested constructs. I hope that helps. James Edward Gray II