===== Test::Unit Assertions =====

| [[http://www.ruby-doc.org/stdlib/libdoc/test/unit/rdoc/classes/Test/Unit.html|Test / Unit]] | [[http://wtr.rubyforge.org/s101/doc/Assertions.html|Test::Unit::Assertions]]  |


| **assert** (boolean, [message]) | Fails if //boolean// is false or nil. |
| **asssert_nil**(obj, [message])\\ **assert_not_nil**(obj, [message]) | Expects //obj// to be (not) nil.  |
| **assert_equal**(expected, actual, [message])\\ **assert_not_equal**<(expected, actual, [message])  | Expects //actual// to equal/not equal //expected//, using ==.  |
| **assert_in_delta**(expected_float, actual_float, delta, [message])  | Expects that the actual floating-point value is within //delta// of the expected value.  |
| **assert_raise**(Exception, ...){block}\\ **assert_nothing_raised**(Exception, ...){block}  | Expects the block to (not) raise one fo the listed exceptions.  |
| **assert_instance_of**(klass, obj, [message])\\ **assert_kind_of**(klass,obj, [message])  | Expects //obj// to be a kind/instance of //klass//.  |
| **assert_respond_to**(obj, message, [message])  | Expects //obj// to resond to //message// (a symbol).  |
| **assert_match**(regexp, string, [message])\\ **assert_no_match**(regexp, string, [message])  | Expects //string// to (not) match //regexp//.  |
| **assert_same**(expected, actual, [message])\\ **assert_not_same**(expected, actual, [message])  | Expects //expected//.equal?(//actual//).  |
| **assert_operator**(obj1, operator, obj2, [message])  | Expects the result of sending the message //operator// to //obj1// with parameter //obj2// to be true.  |
| **assert_throws**(expected_symbol, [message]){block}  | Expects the block to throw the given symbol.  |
| **assert_send**(send_array, [message])  | Sends the message in //send_array[1]// to te receiver in //send_array[0]//, passing the rest of //send_array// as arguments.  Expects the return value to be true.  |
| **flunk**(message="Flunked")  | Always fail.  |