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author | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-12-21 09:40:58 +0000 |
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committer | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-12-21 09:40:58 +0000 |
commit | 1bcee938d5f4a0a70d492c1c1c13ec29f24980ea (patch) | |
tree | 293aa767120f08607fe842751da29aa0611b35ad /test/ruby | |
parent | a7f6b862f0ddfea4ab9f6587bc666d978a8f41a4 (diff) | |
download | ruby-1bcee938d5f4a0a70d492c1c1c13ec29f24980ea.tar.gz |
* gc.c (internal_object_p): should not expose singleton classes
without a metaclass.
[Bug #11740]
* class.c (rb_singleton_class_has_metaclass_p): added.
* test/ruby/test_class.rb: add a test.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53228 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby')
-rw-r--r-- | test/ruby/test_class.rb | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/ruby/test_class.rb b/test/ruby/test_class.rb index e60db37c15..81c11e6f88 100644 --- a/test/ruby/test_class.rb +++ b/test/ruby/test_class.rb @@ -556,4 +556,24 @@ class TestClass < Test::Unit::TestCase } end; end + + def test_should_not_expose_singleton_class_without_metaclass + assert_normal_exit %q{ + klass = Class.new(Array) + # The metaclass of +klass+ should handle #bla since it should inherit methods from meta:meta:Array + def (Array.singleton_class).bla; :bla; end + hidden = ObjectSpace.each_object(Class).find { |c| klass.is_a? c and c.inspect.include? klass.inspect } + raise unless hidden.nil? + }, '[Bug #11740]' + + assert_normal_exit %q{ + klass = Class.new(Array) + klass.singleton_class + # The metaclass of +klass+ should handle #bla since it should inherit methods from meta:meta:Array + def (Array.singleton_class).bla; :bla; end + hidden = ObjectSpace.each_object(Class).find { |c| klass.is_a? c and c.inspect.include? klass.inspect } + raise if hidden.nil? + }, '[Bug #11740]' + + end end |