Add test for touch and counter_cache issue

test/test_core.rb

@@ -563,6 +563,20 @@ def test_decrement_custom_counters
     assert_equal 0, paranoid_boolean.reload.custom_counter_cache
   end
 
+  def test_decrement_counters_and_touch
+    paranoid_boolean = ParanoidBoolean.create!
+    paranoid_with_counter_cache = ParanoidWithCounterCache
+      .create!(paranoid_boolean: paranoid_boolean)
+
+    assert_equal 1, paranoid_boolean.paranoid_with_counter_caches_count
+    updated_at = paranoid_boolean.updated_at
+
+    paranoid_with_counter_cache.destroy
+
+    assert_equal 0, paranoid_boolean.reload.paranoid_with_counter_caches_count
+    assert_not_equal updated_at, paranoid_boolean.reload.updated_at
+  end
+
   def test_destroy_with_optional_belongs_to_and_counter_cache
     ps = ParanoidWithCounterCacheOnOptionalBelognsTo.create!
     ps.destroy

test/test_helper.rb

@@ -271,6 +271,7 @@ class ParanoidBoolean < ActiveRecord::Base
   has_one :paranoid_has_one_dependant, dependent: :destroy
   has_many :paranoid_with_counter_cache, dependent: :destroy
   has_many :paranoid_with_custom_counter_cache, dependent: :destroy
+  has_many :paranoid_with_touch_and_counter_cache, dependent: :destroy
 end
 
 class ParanoidString < ActiveRecord::Base
@@ -322,6 +323,12 @@ class ParanoidWithCounterCacheOnOptionalBelognsTo < ActiveRecord::Base
   end
 end
 
+class ParanoidWithTouchAndCounterCache < ActiveRecord::Base
+  self.table_name = "paranoid_with_counter_caches"
+  acts_as_paranoid
+  belongs_to :paranoid_boolean, counter_cache: :custom_counter_cache, touch: true
+end
+
 class ParanoidHasManyDependant < ActiveRecord::Base
   acts_as_paranoid
   belongs_to :paranoid_time