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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2019-03-11 01:37:16 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2019-03-11 01:37:16 +0000
commite5f01dab9d1faebe8f1c8eab3ed805335c4b712d (patch)
tree30414991e6fa9d2b65ba5cb33cc3d0bff1bb0279 /test/-ext-
parentf399c2912bcb0ab782fc14a1987e07ceaaf060e7 (diff)
numeric.c: fix infinite loop
* numeric.c (int_pow): fix infinite loop in the case of y equal 1 and power of x does not overflow. [ruby-core:91734] [Bug #15651] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67203 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/-ext-')
-rw-r--r--test/-ext-/integer/test_integer.rb11
1 files changed, 11 insertions, 0 deletions
diff --git a/test/-ext-/integer/test_integer.rb b/test/-ext-/integer/test_integer.rb
index cdabb54..8d77850 100644
--- a/test/-ext-/integer/test_integer.rb
+++ b/test/-ext-/integer/test_integer.rb
@@ -12,4 +12,15 @@ class Test_Integer < Test::Unit::TestCase
assert_fixnum(FIXNUM_MAX)
assert_bignum(FIXNUM_MAX+1)
end
+
+ def test_positive_pow
+ assert_separately(%w[-r-test-/integer], "#{<<~"begin;"}\n#{<<~'end;'}", timeout: 3)
+ begin;
+ assert_equal(1, 1.positive_pow(1))
+ assert_equal(0, 0.positive_pow(1))
+ assert_equal(3, 3.positive_pow(1))
+ assert_equal(-3, -3.positive_pow(1))
+ assert_equal(9, -3.positive_pow(2))
+ end;
+ end
end