1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
|
require 'test/unit'
module TestRandomExt
def setup
super
assert_nothing_raised(LoadError) {require '-test-/random'}
end
class TestLoop < Test::Unit::TestCase
include TestRandomExt
def test_bytes
rnd = Bug::Random::Loop.new(1)
assert_equal("\1", rnd.bytes(1))
end
def test_rand
rnd = Bug::Random::Loop.new(1)
assert_equal(1, rnd.rand(10))
end
def test_real
assert_equal(0.25, Bug::Random::Loop.new(1<<14).rand)
assert_equal(0.50, Bug::Random::Loop.new(2<<14).rand)
assert_equal(0.75, Bug::Random::Loop.new(3<<14).rand)
assert_equal(1.00, Bug::Random::Loop.new(4<<14).rand)
end
end
class TestVersionZero < Test::Unit::TestCase
include TestRandomExt
def test_bad_version
assert_raise(TypeError) {Bug::Random::VersionZero.new}
end
end
class TestVersionMax < Test::Unit::TestCase
include TestRandomExt
def test_bad_version
assert_raise(TypeError) {Bug::Random::VersionMax.new}
end
end
end
|