From e945532350dd070a6a6c9e2524e088f63dbdd83d Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 6 Jan 2012 07:06:22 +0000
Subject: * object.c (rb_inspect): raises Encoding::CompatibilityError if the  
 result is incompatible with the default external encoding.  
 [ruby-core:41931] [Bug #5848]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34218 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_m17n.rb | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb
index cc42514da2..fffcab3def 100644
--- a/test/ruby/test_m17n.rb
+++ b/test/ruby/test_m17n.rb
@@ -256,6 +256,21 @@ class TestM17N < Test::Unit::TestCase
     end
   end
 
+  def test_object_utf16_32_inspect
+    orig_int = Encoding.default_internal
+    orig_ext = Encoding.default_external
+    Encoding.default_internal = nil
+    Encoding.default_external = Encoding::UTF_8
+    o = Object.new
+    [Encoding::UTF_16BE, Encoding::UTF_16LE, Encoding::UTF_32BE, Encoding::UTF_32LE].each do |e|
+      o.instance_eval "def inspect;'abc'.encode('#{e}');end"
+      assert_raise(Encoding::CompatibilityError) { [o].inspect }
+    end
+  ensure
+    Encoding.default_internal = orig_int
+    Encoding.default_external = orig_ext
+  end
+
   def test_str_dump
     [
       e("\xfe"),
-- 
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