mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
f680230589
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32318 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
16 lines
408 B
Ruby
16 lines
408 B
Ruby
require 'test/unit'
|
|
require 'cmath'
|
|
|
|
class TestCMath < Test::Unit::TestCase
|
|
def test_sqrt
|
|
assert_equal CMath.sqrt(1.0.i), CMath.sqrt(1.i), '[ruby-core:31672]'
|
|
end
|
|
|
|
def test_acos
|
|
assert_in_delta CMath.acos(Complex(3, 4)), Complex(0.9368124611557199,-2.305509031243477)
|
|
end
|
|
|
|
def test_cbrt_returns_principal_value_of_cube_root
|
|
assert_equal CMath.cbrt(-8), (-8)**(1.0/3), '#3676'
|
|
end
|
|
end
|