1 files changed, 44 insertions, 0 deletions
diff --git a/activesupport/test/flush_cache_on_private_memoization_test.rb b/activesupport/test/flush_cache_on_private_memoization_test.rb
new file mode 100644
index 0000000000..ddbd05b0e0
--- /dev/null
+++ b/activesupport/test/flush_cache_on_private_memoization_test.rb
@@ -0,0 +1,44 @@
+require 'rubygems'
+require 'activesupport'
+require 'test/unit'
+
+class FlashCacheOnPrivateMemoizationTest < Test::Unit::TestCase
+  extend ActiveSupport::Memoizable
+
+  def test_public
+    assert_method_unmemoizable :pub
+  end
+
+  def test_protected
+    assert_method_unmemoizable :prot
+  end
+
+  def test_private
+    assert_method_unmemoizable :priv
+  end
+
+  def pub; rand end
+  memoize :pub
+
+  protected
+
+  def prot; rand end
+  memoize :prot
+
+  private
+
+  def priv; rand end
+  memoize :priv
+
+  def assert_method_unmemoizable(meth, message=nil)
+    full_message = build_message(message, "<?> not unmemoizable.\n", meth)
+    assert_block(full_message) do
+      a = send meth
+      b = send meth
+      unmemoize_all
+      c = send meth
+      a == b && a != c
+    end
+  end
+
+end
+\ No newline at end of file