From 11b846eefb1e7128ae9c63035f6d559d50bd4563 Mon Sep 17 00:00:00 2001 From: Jon Leighton Date: Fri, 9 Nov 2012 11:40:33 +0000 Subject: CollectionProxy#pluck issues no query for a new_record? owner Fixes #8102. I couldn't find a nicer way to deal with this than delegate the call to #scope, which will be a NullRelation when we want it to be. --- activerecord/lib/active_record/associations/collection_proxy.rb | 4 ++++ activerecord/test/cases/associations/has_many_associations_test.rb | 1 + 2 files changed, 5 insertions(+) (limited to 'activerecord') diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb index 50f9fca7c0..e044099b72 100644 --- a/activerecord/lib/active_record/associations/collection_proxy.rb +++ b/activerecord/lib/active_record/associations/collection_proxy.rb @@ -965,6 +965,10 @@ module ActiveRecord proxy_association.reload self end + + def pluck(column_names) + scope.pluck(column_names) + end end end end diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index 6355094a79..baf07f352e 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -1655,6 +1655,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_no_queries do assert_equal [], post.comments assert_equal [], post.comments.where(body: 'omg') + assert_equal [], post.comments.pluck(:body) end end end -- cgit v1.2.3