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-rw-r--r--test/psych/test_string.rb25
1 files changed, 25 insertions, 0 deletions
diff --git a/test/psych/test_string.rb b/test/psych/test_string.rb
index a2988316f0e..0bdba184f32 100644
--- a/test/psych/test_string.rb
+++ b/test/psych/test_string.rb
@@ -15,6 +15,31 @@ module Psych
end
end
+ def test_string_subclass_with_anchor
+ y = Psych.load <<-eoyml
+---
+body:
+ string: &70121654388580 !ruby/string
+ str: ! 'foo'
+ x:
+ body: *70121654388580
+ eoyml
+ assert_equal({"body"=>{"string"=>"foo", "x"=>{"body"=>"foo"}}}, y)
+ end
+
+ def test_self_referential_string
+ y = Psych.load <<-eoyml
+---
+string: &70121654388580 !ruby/string
+ str: ! 'foo'
+ body: *70121654388580
+ eoyml
+
+ assert_equal({"string"=>"foo"}, y)
+ value = y['string']
+ assert_equal value, value.instance_variable_get(:@body)
+ end
+
def test_another_subclass_with_attributes
y = Psych.load Psych.dump Y.new("foo").tap {|y| y.val = 1}
assert_equal "foo", y