diff options
author | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-12-15 07:14:45 +0000 |
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committer | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-12-15 07:14:45 +0000 |
commit | ec2934d5048d8f3f0bff32eeddf9f244fa407397 (patch) | |
tree | 09c81d069c878f9f3e0111a02c4672eee1a625d9 /test | |
parent | 00f4c13e22967de1d7e42085b2fc32bf6718f580 (diff) |
merge revision(s) c9423b016cfeab852bc5a829e55e0a11f80b3ab7,0b1e26398e018116180bf41cb63887f77d5d1b82,78ee2c245331e353e218b8fac9ca722a2bcd8fea: [Backport #15968]
marshal.c: check instance variable count
* marshal.c (w_obj_each): ensure that no instance variable was
added while dumping other instance variables. [Bug #15968]
Hoisted out w_ivar_each
marshal.c: check instance variable count
* marshal.c (w_ivar_each): ensure that no instance variable was
removed while dumping other instance variables. [Bug #15968]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_6@67832 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_marshal.rb | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/test/ruby/test_marshal.rb b/test/ruby/test_marshal.rb index e269428dda..f6d84d181a 100644 --- a/test/ruby/test_marshal.rb +++ b/test/ruby/test_marshal.rb @@ -779,4 +779,48 @@ class TestMarshal < Test::Unit::TestCase obj = Bug14314.new(foo: 42) assert_equal obj, Marshal.load(Marshal.dump(obj)) end + + class Bug15968 + attr_accessor :bar, :baz + + def initialize + self.bar = Bar.new(self) + end + + class Bar + attr_accessor :foo + + def initialize(foo) + self.foo = foo + end + + def marshal_dump + if self.foo.baz + self.foo.remove_instance_variable(:@baz) + else + self.foo.baz = :problem + end + {foo: self.foo} + end + + def marshal_load(data) + self.foo = data[:foo] + end + end + end + + def test_marshal_dump_adding_instance_variable + obj = Bug15968.new + assert_raise_with_message(RuntimeError, /instance variable added/) do + Marshal.dump(obj) + end + end + + def test_marshal_dump_removing_instance_variable + obj = Bug15968.new + obj.baz = :Bug15968 + assert_raise_with_message(RuntimeError, /instance variable removed/) do + Marshal.dump(obj) + end + end end |