From 3c400627eb9cfac380d716ccf1182d61db4a45a6 Mon Sep 17 00:00:00 2001
From: Jon Leighton <j@jonathanleighton.com>
Date: Fri, 31 Dec 2010 18:36:02 +0000
Subject: Support for :counter_cache on polymorphic belongs_to
---
.../test/cases/associations/belongs_to_associations_test.rb | 12 ++++++++++++
activerecord/test/schema/schema.rb | 1 +
2 files changed, 13 insertions(+)
(limited to 'activerecord/test')
diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb
index 6dcbbc7e34..f97f89b6fe 100644
--- a/activerecord/test/cases/associations/belongs_to_associations_test.rb
+++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb
@@ -567,4 +567,16 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
client.client_of = companies(:first_firm).id
assert_equal companies(:first_firm), firm.reload
end
+
+ def test_polymorphic_counter_cache
+ tagging = taggings(:welcome_general)
+ post = posts(:welcome)
+ comment = comments(:greetings)
+
+ assert_difference 'post.reload.taggings_count', -1 do
+ assert_difference 'comment.reload.taggings_count', +1 do
+ tagging.taggable = comment
+ end
+ end
+ end
end
diff --git a/activerecord/test/schema/schema.rb b/activerecord/test/schema/schema.rb
index 3dea7e1492..7f366b2c91 100644
--- a/activerecord/test/schema/schema.rb
+++ b/activerecord/test/schema/schema.rb
@@ -143,6 +143,7 @@ ActiveRecord::Schema.define do
t.text :body, :null => false
end
t.string :type
+ t.integer :taggings_count, :default => 0
end
create_table :companies, :force => true do |t|
--
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