nobu	2014-12-10 13:39:45 +0900 (Wed, 10 Dec 2014)

  New Revision: 48755

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=48755

  Log:
    test_cstr.rb: all wchar encodings
    
    * test/-ext-/string/test_cstr.rb (assert_wchars_term_char): test
      for all wide char encodings.

  Modified files:
    trunk/test/-ext-/string/test_cstr.rb
Index: test/-ext-/string/test_cstr.rb
===================================================================
--- test/-ext-/string/test_cstr.rb	(revision 48754)
+++ test/-ext-/string/test_cstr.rb	(revision 48755)
@@ -41,14 +41,21 @@ class Test_StringCStr < Test::Unit::Test https://github.com/ruby/ruby/blob/trunk/test/-ext-/string/test_cstr.rb#L41
   end
 
   def test_wchar_lstrip!
-    str = Bug::String.new(" a".encode(Encoding::UTF_16BE))
-    str.lstrip!
-    assert_nil(str.cstr_term_char)
+    assert_wchars_term_char(" a") {|s| s.lstrip!}
   end
 
   def test_wchar_rstrip!
-    str = Bug::String.new("a ".encode(Encoding::UTF_16BE))
-    str.rstrip!
-    assert_nil(str.cstr_term_char)
+    assert_wchars_term_char("a ") {|s| s.rstrip!}
+  end
+
+  def assert_wchars_term_char(str)
+    result = {}
+    WCHARS.map do |enc|
+      s = Bug::String.new(str.encode(enc))
+      yield s
+      c = s.cstr_term_char
+      result[enc] = c if c
+    end
+    assert_empty(result)
   end
 end

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