                 try db.execute("INSERT INTO ints (int) VALUES (1)")
                 try db.execute("INSERT INTO ints (int) VALUES (2)")
                 
-                let statement = try db.selectStatement("SELECT int FROM ints ORDER BY int")
+                let statement = try db.selectStatement("SELECT int, -int FROM ints ORDER BY int")
                 let array = FastWrappedInt.fetchAll(statement)
                 
                 XCTAssertEqual(array.map { $0.int }, [1,2])

        }
    }
    
    func testFetchFromDatabase() {
        assertNoError {
            let dbQueue = try makeDatabaseQueue()
            try dbQueue.inDatabase { db in
                try db.execute("CREATE TABLE ints (int Int)")
                try db.execute("INSERT INTO ints (int) VALUES (1)")
                try db.execute("INSERT INTO ints (int) VALUES (2)")
                
                let sequence = FastWrappedInt.fetch(db, "SELECT int FROM ints ORDER BY int")
                
                XCTAssertEqual(Array(sequence).map { $0.int }, [1,2])
                XCTAssertEqual(Array(sequence).map { $0.fast }, [true, true])

                try db.execute("INSERT INTO ints (int) VALUES (1)")
                try db.execute("INSERT INTO ints (int) VALUES (2)")
                
                let statement = try db.selectStatement("SELECT int, -int FROM ints ORDER BY int")
                let sequence = FastWrappedInt.fetch(statement)
                
                XCTAssertEqual(Array(sequence).map { $0.int }, [1,2])
