Ruby Unit Test

require 'test/unit'

module Test::Unit::Assertions
    def assert_equal_unorder(exp, act, msg = nil)
        # msg = message(msg) {}
        assert_equal(exp.to_set, act.to_set, msg)
    end
end

class TestKitty < Test::Unit::TestCase
    def test_kitty
        assert_equal_unorder([[]], partition(""))
        assert_equal_unorder([["a"]], partition("a"))
        assert_equal_unorder([["aa"], ["a", "a"]], partition("aa"))
        assert_equal_unorder([["a", "a"], ["aa"]], partition("aa"))
        assert_equal_unorder([["a", "b"]], partition("ab"))
        assert_equal_unorder([["aa","b"], ["a","a","b"]], partition("aab"))
    end
end