From 40508ede731122cdf2d13d39477317a529d4d4fd Mon Sep 17 00:00:00 2001 From: tenderlove Date: Tue, 21 Jun 2011 18:22:54 +0000 Subject: * ext/psych/lib/psych/visitors/to_ruby.rb: Fix cyclic references of objects. Thanks to CvX for reporting the bug and a test case. * test/psych/test_object.rb: test for cyclic object references. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32194 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/psych/test_object.rb | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'test/psych') diff --git a/test/psych/test_object.rb b/test/psych/test_object.rb index 9890d5072a..6145bb6ada 100644 --- a/test/psych/test_object.rb +++ b/test/psych/test_object.rb @@ -11,6 +11,14 @@ module Psych end end + class Foo + attr_accessor :parent + + def initialize parent + @parent = parent + end + end + class TestObject < TestCase def test_dump_with_tag tag = Tagged.new @@ -23,5 +31,14 @@ module Psych assert_equal tag.baz, tag2.baz assert_instance_of(Tagged, tag2) end + + def test_cyclic_references + foo = Foo.new(nil) + foo.parent = foo + loaded = Psych.load Psych.dump foo + + assert_instance_of(Foo, loaded) + assert_equal loaded, loaded.parent + end end end -- cgit v1.2.3