1 files changed, 84 insertions, 5 deletions

diff --git a/activesupport/test/callbacks_test.rb b/activesupport/test/callbacks_test.rb
index d19e5fd6e7..f6abef8cee 100644
--- a/activesupport/test/callbacks_test.rb
+++ b/activesupport/test/callbacks_test.rb
@@ -511,8 +511,6 @@ module CallbacksTest
       set_callback :save, :before, :third
       set_callback :save, :after, :first
       set_callback :save, :around, :around_it
-      set_callback :save, :after, :second
-      set_callback :save, :around, :around_it
       set_callback :save, :after, :third
     end
 
@@ -552,16 +550,38 @@ module CallbacksTest
   end
 
   class CallbackTerminator < AbstractCallbackTerminator
-    define_callbacks :save, terminator: ->(_,result) { result == :halt }
+    define_callbacks :save, terminator: ->(_, result_lambda) { result_lambda.call == :halt }
     set_save_callbacks
   end
 
   class CallbackTerminatorSkippingAfterCallbacks < AbstractCallbackTerminator
-    define_callbacks :save, terminator: ->(_,result) { result == :halt },
+    define_callbacks :save, terminator: ->(_, result_lambda) { result_lambda.call == :halt },
                             skip_after_callbacks_if_terminated: true
     set_save_callbacks
   end
 
+  class CallbackDefaultTerminator < AbstractCallbackTerminator
+    define_callbacks :save
+
+    def second
+      @history << "second"
+      throw(:abort)
+    end
+
+    set_save_callbacks
+  end
+
+  class CallbackFalseTerminator < AbstractCallbackTerminator
+    define_callbacks :save
+
+    def second
+      @history << "second"
+      false
+    end
+
+    set_save_callbacks
+  end
+
   class CallbackObject
     def before(caller)
       caller.record << "before"
@@ -701,7 +721,7 @@ module CallbacksTest
     def test_termination_skips_following_before_and_around_callbacks
       terminator = CallbackTerminator.new
       terminator.save
-      assert_equal ["first", "second", "third", "second", "first"], terminator.history
+      assert_equal ["first", "second", "third", "first"], terminator.history
     end
 
     def test_termination_invokes_hook
@@ -725,6 +745,65 @@ module CallbacksTest
     end
   end
 
+  class CallbackDefaultTerminatorTest < ActiveSupport::TestCase
+    def test_default_termination
+      terminator = CallbackDefaultTerminator.new
+      terminator.save
+      assert_equal ["first", "second", "third", "first"], terminator.history
+    end
+
+    def test_default_termination_invokes_hook
+      terminator = CallbackDefaultTerminator.new
+      terminator.save
+      assert_equal :second, terminator.halted
+    end
+
+    def test_block_never_called_if_abort_is_thrown
+      obj = CallbackDefaultTerminator.new
+      obj.save
+      assert !obj.saved
+    end
+  end
+
+  class CallbackFalseTerminatorWithoutConfigTest < ActiveSupport::TestCase
+    def test_returning_false_halts_callback_if_config_variable_is_not_set
+      obj = CallbackFalseTerminator.new
+      assert_deprecated do
+        obj.save
+        assert_equal :second, obj.halted
+        assert !obj.saved
+      end
+    end
+  end
+
+  class CallbackFalseTerminatorWithConfigTrueTest < ActiveSupport::TestCase
+    def setup
+      ActiveSupport::Callbacks::CallbackChain.halt_and_display_warning_on_return_false = true
+    end
+
+    def test_returning_false_halts_callback_if_config_variable_is_true
+      obj = CallbackFalseTerminator.new
+      assert_deprecated do
+        obj.save
+        assert_equal :second, obj.halted
+        assert !obj.saved
+      end
+    end
+  end
+
+  class CallbackFalseTerminatorWithConfigFalseTest < ActiveSupport::TestCase
+    def setup
+      ActiveSupport::Callbacks::CallbackChain.halt_and_display_warning_on_return_false = false
+    end
+
+    def test_returning_false_does_not_halt_callback_if_config_variable_is_false
+      obj = CallbackFalseTerminator.new
+      obj.save
+      assert_equal nil, obj.halted
+      assert obj.saved
+    end
+  end
+
   class HyphenatedKeyTest < ActiveSupport::TestCase
     def test_save
       obj = HyphenatedCallbacks.new