1 files changed, 17 insertions, 0 deletions
diff --git a/test/nodes/test_named_function.rb b/test/nodes/test_named_function.rb
index 18ecdd2851..3e0b2c3972 100644
--- a/test/nodes/test_named_function.rb
+++ b/test/nodes/test_named_function.rb
@@ -8,6 +8,23 @@ module Arel
         assert_equal 'omg', function.name
         assert_equal 'zomg', function.expressions
       end
+
+      def test_function_alias
+        function = NamedFunction.new 'omg', 'zomg'
+        function = function.as('wth')
+        assert_equal 'omg', function.name
+        assert_equal 'zomg', function.expressions
+        assert_kind_of SqlLiteral, function.alias
+        assert_equal 'wth', function.alias
+      end
+
+      def test_construct_with_alias
+        function = NamedFunction.new 'omg', 'zomg', 'wth'
+        assert_equal 'omg', function.name
+        assert_equal 'zomg', function.expressions
+        assert_kind_of SqlLiteral, function.alias
+        assert_equal 'wth', function.alias
+      end
     end
   end
 end