Support true/false in query_attribute for calculated columns

Signed-off-by: Tarmo Tänav <tarmo@itech.ee>
Signed-off-by: Michael Koziarski <michael@koziarski.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/activerecord/test/cases/attribute_methods_test.rb b/activerecord/test/cases/attribute_methods_test.rb
index 77ee8d8fc4..759f9f3872 100644
--- a/activerecord/test/cases/attribute_methods_test.rb
+++ b/activerecord/test/cases/attribute_methods_test.rb
@@ -56,6 +56,18 @@ class AttributeMethodsTest < ActiveRecord::TestCase
     assert_equal myobj, topic.content
   end
 
+  def test_typecast_attribute_from_select_to_false
+    topic = Topic.create(:title => 'Budget')
+    topic = Topic.find(:first, :select => "topics.*, 1=2 as is_test")
+    assert !topic.is_test?
+  end
+
+  def test_typecast_attribute_from_select_to_true
+    topic = Topic.create(:title => 'Budget')
+    topic = Topic.find(:first, :select => "topics.*, 2=2 as is_test")
+    assert topic.is_test?
+  end
+
   def test_kernel_methods_not_implemented_in_activerecord
     %w(test name display y).each do |method|
       assert !ActiveRecord::Base.instance_method_already_implemented?(method), "##{method} is defined"