Unit Testing(Chapter 13 of Programming Ruby)

Test 1 require 'roman'
2 require 'test/unit'
3
4 class RomanTest < MiniTest::Unit::TestCase
5 def test_simple
6 assert_equal("i", Roman.new(1).to_s)
7 assert_equal("ii", Roman.new(2).to_s)
8 assert_equal("iii", Roman.new(3).to_s)
9 assert_equal("iv", Roman.new(4).to_s)
assert_equal("ix", Roman.new(9).to_s)
end
end