public function testPersistingAndDelete() { $order = new Order(1, 'business cards', new \DateTime()); $this->xem->persist($order); $this->xem->flush(); $expectedFileName = __DIR__ . '/../Workspace/Doctrine/Tests/OXM/Entities/Order/1.xml'; $this->assertTrue(is_file($expectedFileName)); $this->xem->remove($order); $this->xem->flush(); $this->assertTrue(!is_file($expectedFileName)); }