fails:Array#pack with format 'H' ignores whitespace in the format string
fails:Array#pack with format 'H' calls #to_str to coerce the directives string
fails:Array#pack with format 'H' taints the output string if the format string is tainted
fails:Array#pack with format 'H' raises an ArgumentError if there are fewer elements than the format requires
fails:Array#pack with format 'H' raises a TypeError if the object does not respond to #to_str
fails:Array#pack with format 'H' raises a TypeError if #to_str does not return a String
fails:Array#pack with format 'H' calls #to_str to convert an Object to a String
fails:Array#pack with format 'h' ignores whitespace in the format string
fails:Array#pack with format 'h' calls #to_str to coerce the directives string
fails:Array#pack with format 'h' taints the output string if the format string is tainted
fails:Array#pack with format 'h' raises an ArgumentError if there are fewer elements than the format requires
fails:Array#pack with format 'h' raises a TypeError if the object does not respond to #to_str
fails:Array#pack with format 'h' raises a TypeError if #to_str does not return a String
fails:Array#pack with format 'h' calls #to_str to convert an Object to a String
