4 files changed, 6 insertions, 2 deletions
diff --git a/activesupport/test/callback_inheritance_test.rb b/activesupport/test/callback_inheritance_test.rb
index e74c64ba8d..8caf000c5d 100644
--- a/activesupport/test/callback_inheritance_test.rb
+++ b/activesupport/test/callback_inheritance_test.rb
@@ -1,3 +1,4 @@
+require 'abstract_unit'
 require 'test/unit'
 require 'active_support'
 
diff --git a/activesupport/test/callbacks_test.rb b/activesupport/test/callbacks_test.rb
index 3fb940ad3c..49d9de63b0 100644
--- a/activesupport/test/callbacks_test.rb
+++ b/activesupport/test/callbacks_test.rb
@@ -1,4 +1,4 @@
-# require 'abstract_unit'
+require 'abstract_unit'
 require 'test/unit'
 require 'active_support'
 
diff --git a/activesupport/test/flush_cache_on_private_memoization_test.rb b/activesupport/test/flush_cache_on_private_memoization_test.rb
index 1cd313ec81..91b856ed7c 100644
--- a/activesupport/test/flush_cache_on_private_memoization_test.rb
+++ b/activesupport/test/flush_cache_on_private_memoization_test.rb
@@ -1,3 +1,4 @@
+require 'abstract_unit'
 require 'active_support'
 require 'test/unit'
 
diff --git a/activesupport/test/ts_isolated.rb b/activesupport/test/ts_isolated.rb
index fc1bbd6e3d..58710e0165 100644
--- a/activesupport/test/ts_isolated.rb
+++ b/activesupport/test/ts_isolated.rb
@@ -1,6 +1,8 @@
+$:.unshift(File.dirname(__FILE__) + '/../../activesupport/lib')
+
 require 'test/unit'
 require 'rbconfig'
-require 'lib/active_support/core_ext/kernel/reporting'
+require 'active_support/core_ext/kernel/reporting'
 
 class TestIsolated < Test::Unit::TestCase
   ruby = File.join(*RbConfig::CONFIG.values_at('bindir', 'RUBY_INSTALL_NAME'))