diff --git a/ChangeLog b/ChangeLog
index 271720b933..847b8cb97e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sat Oct 25 19:30:30 2014  Martin Duerst <duerst@it.aoyama.ac.jp>
+
+	* test/test-unicode_normalize.rb: removed unused function.
+
 Sat Oct 25 18:41:41 2014  Martin Duerst <duerst@it.aoyama.ac.jp>
 
 	* template/unicode_norm_gen.tmpl: Adjusted name of generating file.
diff --git a/test/test_unicode_normalize.rb b/test/test_unicode_normalize.rb
index 7eee7a033e..8db64a64f3 100644
--- a/test/test_unicode_normalize.rb
+++ b/test/test_unicode_normalize.rb
@@ -32,7 +32,7 @@ class TestNormalize < Test::Unit::TestCase
       mesg = proc {"#{to_codepoints(expected)} expected but was #{to_codepoints(actual)} on line #{test[:line]} (#{normalization})"}
       @@tests.each do |t|
         test = t
-        if not prechecked or test[source]==test[prechecked]
+        if prechecked.nil? or test[prechecked]==test[source]
           expected = test[target]
           actual = test[source].unicode_normalize(normalization)
           assert_equal expected, actual, mesg
@@ -88,13 +88,6 @@ class TestNormalize < Test::Unit::TestCase
     end
   end
 
-  def one_false_check_test(test, compare_column, check_column, test_form, line)
-    if test[check_column- 1] != test[compare_column- 1]
-      actual = test[check_column- 1].unicode_normalized?(test_form)
-      assert_equal false, actual, "failed on line #{line+1} (#{test_form})"
-    end
-  end
-
   def self.generate_test_check_false(source, compare, normalization)
     define_method "test_check_false_#{source}_as_#{normalization}" do
       test = nil