3 files changed, 25 insertions, 0 deletions
diff --git a/test/ruby/test_econv.rb b/test/ruby/test_econv.rb
index c898efee28..6844067526 100644
--- a/test/ruby/test_econv.rb
+++ b/test/ruby/test_econv.rb
@@ -654,4 +654,11 @@ class TestEncodingConverter < Test::Unit::TestCase
     ec.replacement = "<undef>"
     assert_equal("a <undef> b", ec.convert("a \u3042 b"))
   end
+
+  def test_econv_new_hash
+    ec = Encoding::Converter.new("utf-8", "us-ascii", :undef => :replace)  
+    assert_equal("a ? b", ec.convert("a \u3042 b"))
+    ec = Encoding::Converter.new("utf-8", "us-ascii", :undef => :replace, :replace => "X")  
+    assert_equal("a X b", ec.convert("a \u3042 b"))
+  end
 end
diff --git a/test/ruby/test_io_m17n.rb b/test/ruby/test_io_m17n.rb
index 90dd831dd5..b8b532e94c 100644
--- a/test/ruby/test_io_m17n.rb
+++ b/test/ruby/test_io_m17n.rb
@@ -239,6 +239,16 @@ EOT
     w.close if w && !w.closed?
   end
 
+  def test_s_pipe_undef_replace_string
+    r, w = IO.pipe("utf-8:euc-jp", :undef=>:replace, :replace=>"X")
+    w << "\ufffd"
+    w.close
+    assert_equal("X", r.read)
+  ensure
+    r.close if r && !r.closed?
+    w.close if w && !w.closed?
+  end
+
   def test_dup
     with_pipe("utf-8:euc-jp") {|r, w|
       w << "\u3042"
diff --git a/test/ruby/test_transcode.rb b/test/ruby/test_transcode.rb
index 81c58fd651..2bf8f04de4 100644
--- a/test/ruby/test_transcode.rb
+++ b/test/ruby/test_transcode.rb
@@ -324,10 +324,18 @@ class TestTranscode < Test::Unit::TestCase
       "\xA4\xA2\xFF\xFF\xA4\xA4".encode("ISO-2022-JP", "EUC-JP", invalid: :replace))
   end
 
+  def test_invalid_replace_string
+    assert_equal("a<x>A", "a\x80A".encode("us-ascii", "euc-jp", :invalid=>:replace, :replace=>"<x>"))
+  end
+
   def test_undef_replace
     assert_equal("?", "\u20AC".encode("EUC-JP", :undef=>:replace), "[ruby-dev:35709]")
   end
 
+  def test_undef_replace_string
+    assert_equal("a<x>A", "a\u3042A".encode("us-ascii", :undef=>:replace, :replace=>"<x>"))
+  end
+
   def test_shift_jis
     check_both_ways("\u3000", "\x81\x40", 'shift_jis') # full-width space
     check_both_ways("\u00D7", "\x81\x7E", 'shift_jis') # ×