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authorYves Senn <yves.senn@gmail.com>2012-12-02 21:24:47 +0100
committerYves Senn <yves.senn@garaio.com>2012-12-04 11:52:08 +0100
commitdb51704bd9458635ad82e6a7de56a9fd56db64d4 (patch)
treef7e3cf4d528c38145c0e547fd345d2d19823fa6c /activerecord/test/cases
parentc7e4ee79326d81f78cfa3d958a8fce34fde83a15 (diff)
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Do not instantiate intermediate AR objects when eager loading.
Closes #3313
Diffstat (limited to 'activerecord/test/cases')
-rw-r--r--activerecord/test/cases/associations/eager_test.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb
index 79612c8dee..94437380a4 100644
--- a/activerecord/test/cases/associations/eager_test.rb
+++ b/activerecord/test/cases/associations/eager_test.rb
@@ -944,6 +944,12 @@ class EagerAssociationTest < ActiveRecord::TestCase
assert_equal 3, Developer.all.merge!(:includes => 'projects', :where => { 'developers_projects.access_level' => 1 }, :limit => 5).to_a.size
end
+ def test_dont_create_temporary_active_record_instances
+ Developer.instance_count = 0
+ developers = Developer.all.merge!(:includes => 'projects', :where => { 'developers_projects.access_level' => 1 }, :limit => 5).to_a
+ assert_equal developers.count, Developer.instance_count
+ end
+
def test_order_on_join_table_with_include_and_limit
assert_equal 5, Developer.all.merge!(:includes => 'projects', :order => 'developers_projects.joined_on DESC', :limit => 5).to_a.size
end