Test for NamedFunction predication chaining

1 files changed, 6 insertions, 0 deletions

diff --git a/test/visitors/test_to_sql.rb b/test/visitors/test_to_sql.rb
index 0c7baab923..c8ad40e242 100644
--- a/test/visitors/test_to_sql.rb
+++ b/test/visitors/test_to_sql.rb
@@ -20,6 +20,12 @@ module Arel
         assert_equal 'omg(*)', @visitor.accept(function)
       end
 
+      it 'should chain predications on named functions' do
+        function = Nodes::NamedFunction.new('omg', [Arel.star])
+        sql = @visitor.accept(function.eq(2))
+        sql.must_be_like %{ omg(*) = 2 }
+      end
+
       it 'works with lists' do
         function = Nodes::NamedFunction.new('omg', [Arel.star, Arel.star])
         assert_equal 'omg(*, *)', @visitor.accept(function)