From 528735b955abd70aa76eefdfa9929447679f3b89 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Fri, 24 Feb 2012 18:23:58 +0000
Subject: Use subclasses method instead of class variable.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@8977 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 app/models/enumeration.rb     |  2 +-
 test/unit/enumeration_test.rb | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/app/models/enumeration.rb b/app/models/enumeration.rb
index 826955cc8..d532c78be 100644
--- a/app/models/enumeration.rb
+++ b/app/models/enumeration.rb
@@ -98,7 +98,7 @@ class Enumeration < ActiveRecord::Base
   #
   # Note: subclasses is protected in ActiveRecord
   def self.get_subclasses
-    @@subclasses[Enumeration]
+    subclasses
   end
 
   # Does the +new+ Hash override the previous Enumeration?
diff --git a/test/unit/enumeration_test.rb b/test/unit/enumeration_test.rb
index 5c03dc2fa..56be566e7 100644
--- a/test/unit/enumeration_test.rb
+++ b/test/unit/enumeration_test.rb
@@ -108,4 +108,15 @@ class EnumerationTest < ActiveSupport::TestCase
     enumeration.parent = Enumeration.find(5)
     assert enumeration.is_override?
   end
+
+  def test_get_subclasses
+    classes = Enumeration.get_subclasses
+    assert_include IssuePriority, classes
+    assert_include DocumentCategory, classes
+    assert_include TimeEntryActivity, classes
+
+    classes.each do |klass|
+      assert_equal Enumeration, klass.superclass
+    end
+  end
 end
-- 
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