getOrderCustomers example

->getEntities();

        static::assertContains($this->ids->get('10000'), $customers->getIds());
        static::assertContains($this->ids->get('10001'), $customers->getIds());
        static::assertContains($this->ids->get('10002'), $customers->getIds());

        $customerGuestWithOrder = $customers->get($this->ids->get('10000'));
        $customerGuest = $customers->get($this->ids->get('10001'));
        $customer = $customers->get($this->ids->get('10002'));

        static::assertInstanceOf(CustomerEntity::class, $customerGuestWithOrder);
        static::assertNotNull($customerGuestWithOrder->getOrderCustomers());
        static::assertCount(1, $customerGuestWithOrder->getOrderCustomers());
        static::assertTrue($customerGuestWithOrder->getGuest());

        static::assertInstanceOf(CustomerEntity::class, $customerGuest);
        static::assertTrue($customerGuest->getGuest());

        static::assertInstanceOf(CustomerEntity::class, $customer);
        static::assertFalse($customer->getGuest());
    }

    public function testExecuteWithConfirm(): void
    {