From 1bce58b31289362d62863ad0600b924858a11e34 Mon Sep 17 00:00:00 2001
From: Nicholas Seckar <nseckar@gmail.com>
Date: Thu, 2 Feb 2006 05:41:00 +0000
Subject: Add Reloadable::OnlySubclasses which handles the common case where a
 base class should not be reloaded, but its subclasses should be.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3521 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 activesupport/test/reloadable_test.rb | 37 +++++++++++++++++++++++++++++++++--
 1 file changed, 35 insertions(+), 2 deletions(-)

(limited to 'activesupport/test')

diff --git a/activesupport/test/reloadable_test.rb b/activesupport/test/reloadable_test.rb
index adac2fccec..fb1d61740d 100644
--- a/activesupport/test/reloadable_test.rb
+++ b/activesupport/test/reloadable_test.rb
@@ -27,6 +27,19 @@ module ReloadableTestSandbox
     end
     include Reloadable
   end
+  
+  class OnlySubclassesReloadable
+    include Reloadable::OnlySubclasses
+  end
+  class ASubclassOfOnlySubclassesReloadable < OnlySubclassesReloadable
+  end
+  
+  class AnOnlySubclassReloadableClassSubclassingAReloadableClass
+    include Reloadable::OnlySubclasses
+  end
+  
+  class ASubclassofAOnlySubclassReloadableClassWhichWasSubclassingAReloadableClass < AnOnlySubclassReloadableClassSubclassingAReloadableClass
+  end
 end
 
 class ReloadableTest < Test::Unit::TestCase
@@ -43,9 +56,29 @@ class ReloadableTest < Test::Unit::TestCase
     assert_equal 10, ReloadableTestSandbox::AClassWhichDefinesItsOwnReloadable.reloadable?
   end
   
+  def test_only_subclass_reloadable
+    assert ! ReloadableTestSandbox::OnlySubclassesReloadable.reloadable?
+    assert ReloadableTestSandbox::ASubclassOfOnlySubclassesReloadable.reloadable?
+  end
+  
+  def test_inside_hierarchy_only_subclass_reloadable
+    assert ! ReloadableTestSandbox::AnOnlySubclassReloadableClassSubclassingAReloadableClass.reloadable?
+    assert ReloadableTestSandbox::ASubclassofAOnlySubclassReloadableClassWhichWasSubclassingAReloadableClass.reloadable?
+  end
+  
   def test_removable_classes
-    reloadables = %w(AReloadableClass AReloadableClassWithSubclasses AReloadableSubclass AClassWhichDefinesItsOwnReloadable)
-    non_reloadables = %w(ANonReloadableSubclass AModuleIncludingReloadable)
+    reloadables = %w(
+      AReloadableClass
+      AReloadableClassWithSubclasses
+      AReloadableSubclass
+      AClassWhichDefinesItsOwnReloadable
+      ASubclassOfOnlySubclassesReloadable
+    )
+    non_reloadables = %w(
+      ANonReloadableSubclass
+      AModuleIncludingReloadable
+      OnlySubclassesReloadable
+    )
     
     results = Reloadable.reloadable_classes
     reloadables.each do |name|
-- 
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