From 89b4f06a596e993a82630913f085a82265cb499c Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 18 Aug 2008 08:24:49 +0000
Subject: * io.c (clear_readconv): extracted from rb_io_fptr_finalize.  
 (mode_enc): call clear_readconv.   (io_set_encoding): ditto.  
 (argf_next_argv): ditto.   (io_encoding_set): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18690 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io_m17n.rb | 49 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'test/ruby/test_io_m17n.rb')

diff --git a/test/ruby/test_io_m17n.rb b/test/ruby/test_io_m17n.rb
index 7bcd051c36..e982722cfe 100644
--- a/test/ruby/test_io_m17n.rb
+++ b/test/ruby/test_io_m17n.rb
@@ -552,5 +552,54 @@ EOT
       }
     }
   end
+
+  def test_set_encoding
+    with_pipe("utf-8:euc-jp") {|r, w|
+      s = "\u3042".force_encoding("ascii-8bit")
+      s << "\x82\xa0".force_encoding("ascii-8bit")
+      w << s
+      w.close
+      assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+      r.set_encoding("shift_jis:euc-jp")
+      assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+    }
+  end
+
+  def test_set_encoding2
+    with_pipe("utf-8:euc-jp") {|r, w|
+      s = "\u3042".force_encoding("ascii-8bit")
+      s << "\x82\xa0".force_encoding("ascii-8bit")
+      w << s
+      w.close
+      assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+      r.set_encoding("shift_jis", "euc-jp")
+      assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+    }
+  end
+
+  def test_set_encoding_nil
+    with_pipe("utf-8:euc-jp") {|r, w|
+      s = "\u3042".force_encoding("ascii-8bit")
+      s << "\x82\xa0".force_encoding("ascii-8bit")
+      w << s
+      w.close
+      assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+      r.set_encoding(nil)
+      assert_equal("\x82\xa0".force_encoding(Encoding.default_external), r.read)
+    }
+  end
+
+  def test_set_encoding_enc
+    with_pipe("utf-8:euc-jp") {|r, w|
+      s = "\u3042".force_encoding("ascii-8bit")
+      s << "\x82\xa0".force_encoding("ascii-8bit")
+      w << s
+      w.close
+      assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+      r.set_encoding(Encoding::Shift_JIS)
+      assert_equal("\x82\xa0".force_encoding(Encoding::Shift_JIS), r.getc)
+    }
+  end
+
 end
 
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