prevent to run fixture accessor (e.g. test_foos for TestFoo model) as…

… a test case [#2992 state:resolved]

Signed-off-by: Wijnand Wiersma <wijnand@videre.net>
Signed-off-by: José Valim <jose.valim@gmail.com>

activerecord/lib/active_record/fixtures.rb

@@ -891,6 +891,7 @@ def setup_fixture_accessors(table_names = nil)
 
             instances.size == 1 ? instances.first : instances
           end
+          private table_name
         end
       end
 

activerecord/test/cases/fixtures_test.rb

@@ -256,6 +256,11 @@ def test_without_complete_instantiation
   def test_fixtures_from_root_yml_without_instantiation
     assert !defined?(@unknown), "@unknown is not defined"
   end
+
+  def test_visibility_of_accessor_method
+    assert_equal false, respond_to?(:topics, false), "should be private method"
+    assert_equal true, respond_to?(:topics, true), "confirm to respond surely"
+  end
 
   def test_accessor_methods
     assert_equal "The First Topic", topics(:first).title