2 files changed, 0 insertions, 30 deletions
diff --git a/activesupport/lib/active_support/core_ext/class/removal.rb b/activesupport/lib/active_support/core_ext/class/removal.rb
index 82163eeb30..c76c87e313 100644
--- a/activesupport/lib/active_support/core_ext/class/removal.rb
+++ b/activesupport/lib/active_support/core_ext/class/removal.rb
@@ -7,15 +7,6 @@ class Class #:nodoc:
     eval("defined?(::#{self}) && ::#{self}.equal?(self)")
   end
 
-  # Unassociates the class with its subclasses and removes the subclasses
-  # themselves.
-  #
-  #   Integer.remove_subclasses # => [Bignum, Fixnum]
-  #   Fixnum                    # => NameError: uninitialized constant Fixnum
-  def remove_subclasses
-    Object.remove_subclasses_of(self)
-  end
-
   # Removes the classes in +klasses+ from their parent module.
   #
   # Ordinary classes belong to some module via a constant. This method computes
diff --git a/activesupport/test/core_ext/object_and_class_ext_test.rb b/activesupport/test/core_ext/object_and_class_ext_test.rb
index e6fbdb637b..4305114f22 100644
--- a/activesupport/test/core_ext/object_and_class_ext_test.rb
+++ b/activesupport/test/core_ext/object_and_class_ext_test.rb
@@ -41,27 +41,6 @@ class Foo
 end
 
 class ClassExtTest < Test::Unit::TestCase
-  def test_methods
-    assert defined?(ClassB)
-    assert defined?(ClassC)
-    assert defined?(ClassD)
-
-    ClassA.remove_subclasses
-
-    assert !defined?(ClassB)
-    assert !defined?(ClassC)
-    assert !defined?(ClassD)
-  end
-
-  def test_subclasses_of
-    cj = ClassJ
-    assert_equal [ClassJ], Object.subclasses_of(ClassI)
-    ClassI.remove_subclasses
-    assert_equal [], Object.subclasses_of(ClassI)
-  ensure
-    Object.const_set :ClassJ, cj
-  end
-
   def test_subclasses_of_should_find_nested_classes
     assert Object.subclasses_of(ClassK).include?(Nested::ClassL)
   end