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-rw-r--r--activerecord/lib/active_record/associations/has_many_association.rb26
-rw-r--r--activerecord/lib/active_record/associations/has_many_through_association.rb1
-rw-r--r--activerecord/test/cases/associations/has_many_associations_test.rb30
3 files changed, 56 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb
index 2727e23870..477888228d 100644
--- a/activerecord/lib/active_record/associations/has_many_association.rb
+++ b/activerecord/lib/active_record/associations/has_many_association.rb
@@ -83,6 +83,13 @@ module ActiveRecord
if has_cached_counter?(reflection)
counter = cached_counter_attribute_name(reflection)
owner.class.update_counters(owner.id, counter => difference)
+ update_counter_in_memory(difference, reflection)
+ end
+ end
+
+ def update_counter_in_memory(difference, reflection = reflection())
+ if has_cached_counter?(reflection)
+ counter = cached_counter_attribute_name(reflection)
owner[counter] += difference
owner.changed_attributes.delete(counter) # eww
end
@@ -137,6 +144,25 @@ module ActiveRecord
false
end
end
+
+ def concat_records(records, *)
+ update_counter_if_success(super, records.length)
+ end
+
+ def _create_record(attributes, *)
+ if attributes.is_a?(Array)
+ super
+ else
+ update_counter_if_success(super, 1)
+ end
+ end
+
+ def update_counter_if_success(saved_successfully, difference)
+ if saved_successfully
+ update_counter_in_memory(difference)
+ end
+ saved_successfully
+ end
end
end
end
diff --git a/activerecord/lib/active_record/associations/has_many_through_association.rb b/activerecord/lib/active_record/associations/has_many_through_association.rb
index 175019a72b..00234dc8f4 100644
--- a/activerecord/lib/active_record/associations/has_many_through_association.rb
+++ b/activerecord/lib/active_record/associations/has_many_through_association.rb
@@ -63,7 +63,6 @@ module ActiveRecord
end
save_through_record(record)
- update_counter(1)
record
end
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 5f01352ab4..3c0b735607 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -772,6 +772,36 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_equal topic.replies.to_a.size, topic.replies_count
end
+ def test_counter_cache_updates_in_memory_after_concat
+ topic = Topic.create title: "Zoom-zoom-zoom"
+
+ topic.replies << Reply.create(title: "re: zoom", content: "speedy quick!")
+ assert_equal 1, topic.replies_count
+ assert_equal 1, topic.replies.size
+ assert_equal 1, topic.reload.replies.size
+ end
+
+ def test_counter_cache_updates_in_memory_after_create
+ topic = Topic.create title: "Zoom-zoom-zoom"
+
+ topic.replies.create!(title: "re: zoom", content: "speedy quick!")
+ assert_equal 1, topic.replies_count
+ assert_equal 1, topic.replies.size
+ assert_equal 1, topic.reload.replies.size
+ end
+
+ def test_counter_cache_updates_in_memory_after_create_with_array
+ topic = Topic.create title: "Zoom-zoom-zoom"
+
+ topic.replies.create!([
+ { title: "re: zoom", content: "speedy quick!" },
+ { title: "re: zoom 2", content: "OMG lol!" },
+ ])
+ assert_equal 2, topic.replies_count
+ assert_equal 2, topic.replies.size
+ assert_equal 2, topic.reload.replies.size
+ end
+
def test_pushing_association_updates_counter_cache
topic = Topic.order("id ASC").first
reply = Reply.create!