From 6ec32b4aa50653fd2d0c583b5aadbe0c8620914c Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 26 May 2009 12:06:21 +0000
Subject: merge revision(s) 22332: 	* lib/ostruct.rb
 (OpenStruct#new_ostruct_member): checks if frozen. 	  [ruby-talk:328195],
 [ruby-core:22142]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_7@23581 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ostruct/test_ostruct.rb | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'test')

diff --git a/test/ostruct/test_ostruct.rb b/test/ostruct/test_ostruct.rb
index 79662c6437..4d56102462 100644
--- a/test/ostruct/test_ostruct.rb
+++ b/test/ostruct/test_ostruct.rb
@@ -2,6 +2,21 @@ require 'test/unit'
 require 'ostruct'
 
 class TC_OpenStruct < Test::Unit::TestCase
+  def assert_not_respond_to(object, method, message="")
+    _wrap_assertion do
+      full_message = build_message(message, <<EOT, object, object.class, method)
+<?>
+of type <?>
+expected not to respond_to\\?<?>.
+EOT
+      _wrap_assertion do
+        if object.respond_to?(method)
+          raise Test::Unit::AssertionFailedError, full_message, caller(5)
+        end
+      end
+    end
+  end
+
   def test_equality
     o1 = OpenStruct.new
     o2 = OpenStruct.new
@@ -34,4 +49,12 @@ class TC_OpenStruct < Test::Unit::TestCase
     foo.bar.foo = foo
     assert_equal('#<OpenStruct bar=#<OpenStruct foo=#<OpenStruct ...>>>', foo.inspect)
   end
+
+  def test_frozen
+    o = OpenStruct.new
+    o.a = 'a'
+    o.freeze
+    assert_raise(TypeError) {o.b = 'b'}
+    assert_not_respond_to(o, :b)
+  end
 end
-- 
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