1require 'test/unit' 2 3class TestIfunless < Test::Unit::TestCase 4 def test_if_unless 5 x = 'test'; 6 assert(if x == x then true else false end) 7 bad = false 8 unless x == x 9 bad = true 10 end 11 assert(!bad) 12 assert(unless x != x then true else false end) 13 end 14end 15