1 files changed, 17 insertions, 0 deletions
diff --git a/test/visitors/test_postgres.rb b/test/visitors/test_postgres.rb
new file mode 100644
index 0000000000..70b935c185
--- /dev/null
+++ b/test/visitors/test_postgres.rb
@@ -0,0 +1,17 @@
+require 'spec_helper'
+
+module Arel
+  module Visitors
+    describe 'the postgres visitor' do
+      before do
+        @visitor = PostgreSQL.new Table.engine
+      end
+
+      it 'should produce a lock value' do
+        @visitor.accept(Nodes::Lock.new).must_be_like %{
+          FOR UPDATE
+        }
+      end
+    end
+  end
+end