diff options
Diffstat (limited to 'test/-ext-/string/test_modify_expand.rb')
-rw-r--r-- | test/-ext-/string/test_modify_expand.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/-ext-/string/test_modify_expand.rb b/test/-ext-/string/test_modify_expand.rb index 5eb7a02b91..d3f5a17037 100644 --- a/test/-ext-/string/test_modify_expand.rb +++ b/test/-ext-/string/test_modify_expand.rb @@ -13,4 +13,13 @@ class Test_StringModifyExpand < Test::Unit::TestCase s.replace("") CMD end + + def test_integer_overflow + bug12390 = '[ruby-core:75592] [Bug #12390]' + s = Bug::String.new + long_max = (1 << (8 * RbConfig::SIZEOF['long'] - 1)) - 1 + assert_raise(ArgumentError, bug12390) { + s.modify_expand!(long_max) + } + end end |