Update to ruby/spec@e69a14c

1 files changed, 5 insertions, 0 deletions

diff --git a/spec/ruby/optional/capi/module_spec.rb b/spec/ruby/optional/capi/module_spec.rb
index 34e6db82d8..bf09e9d8a5 100644
--- a/spec/ruby/optional/capi/module_spec.rb
+++ b/spec/ruby/optional/capi/module_spec.rb
@@ -322,6 +322,11 @@ describe "CApiModule" do
       @class.should_not have_instance_method(:ruby_test_method)
     end
 
+    it "undefines private methods also" do
+      @m.rb_undef_method @class, "initialize_copy"
+      -> { @class.new.dup }.should raise_error(NoMethodError)
+    end
+
     it "does not raise exceptions when passed a missing name" do
       -> { @m.rb_undef_method @class, "not_exist" }.should_not raise_error
     end