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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2019-01-28 13:32:32 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2019-01-28 13:32:32 +0000
commit7fa16fd9624ca38f2d82c121a9af5f22c87e2697 (patch)
tree74882cbdbbeabf1a9e76c8a34e0a626fd5078d4a
parentdd4fdb32bdbb68810fa77468157945a481bd85cc (diff)
Fix `Module#const_defined?` on inherited constants
[Fix GH-2061] From: manga_osyo <manga.osyo@gmail.com> git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66938 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r--object.c1
-rw-r--r--test/ruby/test_module.rb11
2 files changed, 11 insertions, 1 deletions
diff --git a/object.c b/object.c
index 9029dad99c..d37c923fa6 100644
--- a/object.c
+++ b/object.c
@@ -2688,7 +2688,6 @@ rb_mod_const_defined(int argc, VALUE *argv, VALUE mod)
return Qfalse;
mod = rb_const_get_at(mod, id);
}
- recur = Qfalse;
if (p < pend && !RB_TYPE_P(mod, T_MODULE) && !RB_TYPE_P(mod, T_CLASS)) {
rb_raise(rb_eTypeError, "%"PRIsVALUE" does not refer to class/module",
diff --git a/test/ruby/test_module.rb b/test/ruby/test_module.rb
index d5c66be1ec..3bd438ef6e 100644
--- a/test/ruby/test_module.rb
+++ b/test/ruby/test_module.rb
@@ -338,6 +338,17 @@ class TestModule < Test::Unit::TestCase
assert_raise(NameError) {self.class.const_defined?(const)}
end
+ def test_nested_defined_inheritance
+ assert_send([Object, :const_defined?, [self.class.name, 'User', 'MIXIN'].join('::')])
+ assert_send([self.class, :const_defined?, 'User::MIXIN'])
+ assert_send([Object, :const_defined?, 'File::SEEK_SET'])
+
+ # const_defined? with `false`
+ assert_not_send([Object, :const_defined?, [self.class.name, 'User', 'MIXIN'].join('::'), false])
+ assert_not_send([self.class, :const_defined?, 'User::MIXIN', false])
+ assert_not_send([Object, :const_defined?, 'File::SEEK_SET', false])
+ end
+
def test_nested_defined_bad_class
assert_raise(TypeError) do
self.class.const_defined?('User::USER::Foo')