1 files changed, 13 insertions, 0 deletions
diff --git a/test/ruby/test_io_m17n.rb b/test/ruby/test_io_m17n.rb
index f2a0f19d16..d9bdc1c2d9 100644
--- a/test/ruby/test_io_m17n.rb
+++ b/test/ruby/test_io_m17n.rb
@@ -1806,5 +1806,18 @@ EOT
     end
   end
 
+  def test_textmode_paragraph_nonasciicompat
+    bug3534 = ['[ruby-dev:41803]', '[Bug #3534]']
+    r, w = IO.pipe
+    r.binmode
+    [Encoding::UTF_32BE, Encoding::UTF_32LE,
+     Encoding::UTF_16BE, Encoding::UTF_16LE,
+     Encoding::UTF_8].each do |e|
+      r.set_encoding(Encoding::US_ASCII, e)
+      w.print(bug3534[0], "\n\n\n\n", bug3534[1], "\n")
+      assert_equal((bug3534[0]+"\n\n").encode(e), r.gets(""), bug3534[0])
+      assert_equal((bug3534[1]+"\n").encode(e), r.gets(), bug3534[1])
+    end
+  end
 end