diff --git a/spec/arproxy_spec.rb b/spec/arproxy_spec.rb
index da7929d..188ab5c 100644
--- a/spec/arproxy_spec.rb
+++ b/spec/arproxy_spec.rb
@@ -181,6 +181,10 @@ def push(*args)
         def calls
           @calls
         end
+
+        def clear
+          @calls = []
+        end
       end
 
       def execute(sql, name, **kwargs)
@@ -189,6 +193,8 @@ def execute(sql, name, **kwargs)
       end
     end
 
+    class User < ActiveRecord::Base; end
+
     before do
       ActiveRecord::Base.establish_connection(ENV['DATABASE_URL'] || "mysql2://root@0.0.0.0/ar_test")
 
@@ -198,14 +204,24 @@ def execute(sql, name, **kwargs)
         config.use ProxyX
       end
       Arproxy.enable!
+
+      con = ActiveRecord::Base.connection
+      con.execute 'DROP TABLE IF EXISTS users'
+      con.execute <<-DDL
+        CREATE TABLE users (
+          id INT PRIMARY KEY AUTO_INCREMENT,
+          name VARCHAR(100) NOT NULL
+        )
+      DDL
+
+      ProxyX.clear
     end
 
-    subject { connection.execute "SHOW DATABASES", "NAME" }
-    let(:connection) { ActiveRecord::Base.connection }
+    subject { User.create(name: 'test') }
 
     it do
-      expect(subject.to_a).to include(["ar_test"])
-      expect(ProxyX.calls.last).to include('SHOW DATABASES')
+      expect(subject).to be_an_instance_of(User)
+      expect(ProxyX.calls).to include(["INSERT INTO `users` (`name`) VALUES ('test')", "User Create", an_instance_of(Hash)])
     end
   end
 end