diff options
Diffstat (limited to 'test/ruby')
| -rw-r--r-- | test/ruby/test_rational.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/ruby/test_rational.rb b/test/ruby/test_rational.rb index ea51ca29f0..ccef384d94 100644 --- a/test/ruby/test_rational.rb +++ b/test/ruby/test_rational.rb @@ -927,6 +927,14 @@ class Rational_Test < Test::Unit::TestCase assert_raise(ZeroDivisionError, bug5713) { Rational(0, 1) ** Rational(-2,3) } end + def test_power_overflow + bug = '[ruby-core:79686] [Bug #13242]: Infinity due to overflow' + x = EnvUtil.suppress_warning {4r**40000000} + assert_predicate x, :infinite?, bug + x = EnvUtil.suppress_warning {(1/4r)**40000000} + assert_equal 0, x, bug + end + def test_positive_p assert_predicate(1/2r, :positive?) assert_not_predicate(-1/2r, :positive?) |