From 7e1d002673777bb1240e27949a853a8f287d1f56 Mon Sep 17 00:00:00 2001 From: David Heinemeier Hansson Date: Thu, 30 Jun 2005 06:11:26 +0000 Subject: Fixed memory leak with Object#remove_subclasses_of, which inflicted a Rails application running in development mode with a ~20KB leak per request #1289 [c.r.mcgrath@gmail.com] git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1569 5ecf4fe2-1ee6-0310-87b1-e25e094e27de --- .../test/core_ext/object_and_class_ext_test.rb | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'activesupport/test/core_ext/object_and_class_ext_test.rb') 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 a0a6243480..cf75159575 100644 --- a/activesupport/test/core_ext/object_and_class_ext_test.rb +++ b/activesupport/test/core_ext/object_and_class_ext_test.rb @@ -5,6 +5,13 @@ class ClassA; end class ClassB < ClassA; end class ClassC < ClassB; end class ClassD < ClassA; end +class RemoveSubsTestClass; end +class RemoveSubsBaseClass + def self.add_ivar + @ivar = RemoveSubsTestClass.new + end +end +class RemoveSubsSubClass < RemoveSubsBaseClass; end class ClassExtTest < Test::Unit::TestCase def test_methods @@ -30,4 +37,15 @@ class ObjectTests < Test::Unit::TestCase suppress(LoadError, ArgumentError) { raise LoadError } suppress(LoadError, ArgumentError) { raise ArgumentError } end + + def test_remove_subclasses_of_unsets_ivars + r = RemoveSubsSubClass.new + RemoveSubsSubClass.add_ivar + RemoveSubsBaseClass.remove_subclasses + + GC.start + ObjectSpace.each_object do |o| + flunk("ObjectSpace still contains RemoveSubsTestClass") if o.class == RemoveSubsTestClass + end + end end \ No newline at end of file -- cgit v1.2.3