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-rw-r--r--activesupport/test/core_ext/module_test.rb29
1 files changed, 29 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/module_test.rb b/activesupport/test/core_ext/module_test.rb
index ec9ecd06ee..dd36a9373a 100644
--- a/activesupport/test/core_ext/module_test.rb
+++ b/activesupport/test/core_ext/module_test.rb
@@ -111,6 +111,24 @@ class DecoratedReserved
end
end
+class Maze
+ attr_accessor :cavern, :passages
+end
+
+class Cavern
+ delegate_missing_to :target
+
+ attr_reader :maze
+
+ def initialize(maze)
+ @maze = maze
+ end
+
+ def target
+ @maze.passages = :twisty
+ end
+end
+
class Block
def hello?
true
@@ -411,6 +429,17 @@ class ModuleTest < ActiveSupport::TestCase
assert_respond_to DecoratedTester.new(@david), :extra_missing
end
+ def test_delegate_missing_to_does_not_interfere_with_marshallization
+ maze = Maze.new
+ maze.cavern = Cavern.new(maze)
+
+ array = [maze, nil]
+ serialized_array = Marshal.dump(array)
+ deserialized_array = Marshal.load(serialized_array)
+
+ assert_nil deserialized_array[1]
+ end
+
def test_delegate_with_case
event = Event.new(Tester.new)
assert_equal 1, event.foo