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* test/ruby/test_math.rb(test_cbrt): Add an assertion for Math.cbrt(1.0/0)

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and move #test_cbrt to more proper place.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49722 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
gogotanaka 2015-02-24 12:57:23 +00:00
parent fbc8841a8f
commit 87e3aec84d
2 changed files with 13 additions and 7 deletions
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15
test/ruby/test_math.rb
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@ -183,6 +183,14 @@ class TestMath < Test::Unit::TestCase
assert_raise(Math::DomainError) { Math.sqrt(-1.0) }
end
def test_cbrt
check(1, Math.cbrt(1))
check(-2, Math.cbrt(-8))
check(3, Math.cbrt(27))
check(-0.1, Math.cbrt(-0.001))
assert_nothing_raised { assert_infinity(Math.cbrt(1.0/0)) }
end
def test_frexp
check(0.0, Math.frexp(0.0).first)
assert_equal(0, Math.frexp(0).last)
@ -282,11 +290,4 @@ class TestMath < Test::Unit::TestCase
assert_raise(Math::DomainError) { Math.lgamma(-Float::INFINITY) }
end
def test_cbrt
check(1, Math.cbrt(1))
check(-2, Math.cbrt(-8))
check(3, Math.cbrt(27))
check(-0.1, Math.cbrt(-0.001))
end
end