1 files changed, 6 insertions, 8 deletions
diff --git a/activerecord/test/cases/validations/association_validation_test.rb b/activerecord/test/cases/validations/association_validation_test.rb
index 768fbc5b0a..f155b9bc40 100644
--- a/activerecord/test/cases/validations/association_validation_test.rb
+++ b/activerecord/test/cases/validations/association_validation_test.rb
@@ -91,14 +91,12 @@ class AssociationValidationTest < ActiveRecord::TestCase
   end
 
   def test_validates_size_of_association_utf8
-    with_kcode('UTF8') do
-      assert_nothing_raised { Owner.validates_size_of :pets, :minimum => 1 }
-      o = Owner.new('name' => 'あいうえおかきくけこ')
-      assert !o.save
-      assert o.errors[:pets].any?
-      o.pets.build('name' => 'あいうえおかきくけこ')
-      assert o.valid?
-    end
+    assert_nothing_raised { Owner.validates_size_of :pets, :minimum => 1 }
+    o = Owner.new('name' => 'あいうえおかきくけこ')
+    assert !o.save
+    assert o.errors[:pets].any?
+    o.pets.build('name' => 'あいうえおかきくけこ')
+    assert o.valid?
   end
 
   def test_validates_presence_of_belongs_to_association__parent_is_new_record