* test/rexml/: import REXML tests from

http://www.germane-software.com/repos/rexml/trunk/test/.
  Many tests are failed temporary. I'll fix them quickly. Sorry.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29282 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/rexml/test_changing_encoding.rb

@@ -0,0 +1,46 @@
+#!/usr/bin/ruby -Ku
+# -*- coding: utf-8 -*-
+
+require 'kconv'
+require 'iconv'
+require 'rexml/encoding'
+
+
+class ChangingEncodings < Test::Unit::TestCase
+  def initialize a
+    @u = 'テスト ほげ ふが 美しい'
+    @e = Kconv.toeuc(@u)
+    @f = Foo.new
+    super
+  end
+
+  class Foo
+    include REXML::Encoding
+  end
+
+  # Note that these tests must be executed in order for the third one to
+  # actually test anything.
+  def test_0_euc
+    @f.encoding = 'EUC-JP'
+    assert_equal( @u, @f.decode(@e) )
+    # This doesn't happen anymore, for some reason
+    #assert_raises( Iconv::IllegalSequence, "Decoding unicode should fail" ) {
+    #  @f.decode(@u) == @u
+    #}
+  end
+
+  def test_1_utf
+    @f.encoding = 'UTF-8'
+    assert_not_equal( @u, @f.decode( @e ) )
+    assert_equal( @u, @f.decode( @u ) )
+  end
+
+  def test_2_euc
+    @f.encoding = 'EUC-JP'
+    assert_equal( @u, @f.decode(@e) )
+    # This doesn't happen anymore, for some reason
+    #assert_raises( Iconv::IllegalSequence, "Decoding unicode should fail" ) {
+    #  @f.decode(@u) == @u
+    #}
+  end
+end