CustomerCollection example

        return $this->fmap(fn (OrderCustomerEntity $orderCustomer) => $orderCustomer->getCustomerId());
    }

    public function filterByCustomerId(string $id): self
    {
        return $this->filter(fn (OrderCustomerEntity $orderCustomer) => $orderCustomer->getCustomerId() === $id);
    }

    public function getCustomers(): CustomerCollection
    {
        return new CustomerCollection(
            $this->fmap(fn (OrderCustomerEntity $orderCustomer) => $orderCustomer->getCustomer())
        );
    }

    public function getLastOrderDate(): ?\DateTimeInterface
    {
        $lastOrderDate = null;

        foreach ($this->getOrders() as $order) {
            if (!$lastOrderDate || $order->getOrderDate() < $lastOrderDate) {
                $lastOrderDate = $order->getOrderDate();
            }

public function testConfirmCustomer(): void
    {
        $customer = $this->mockCustomer();

        $this->customerRepository->expects(static::exactly(2))
            ->method('search')
            ->willReturn(
                new EntitySearchResult(
                    'customer',
                    1,
                    new CustomerCollection([$customer]),
                    null,
                    new Criteria(),
                    $this->context->getContext()
                )
            );

        $confirmResult = $this->route->confirm($this->mockRequestDataBag(), $this->context);

        static::assertTrue($confirmResult->headers->has(PlatformRequest::HEADER_CONTEXT_TOKEN));
    }

    

'isValid' => true],
            json_decode($response->getContent(), true, 512, \JSON_THROW_ON_ERROR)
        );
    }

    public function testCheckCustomerEmailValidWithConstraintException(): void
    {
        static::expectException(ConstraintViolationException::class);

        $customer = $this->mockCustomer();

        $this->createInstance(new CustomerCollection([$customer]));
        $request = new Request([], ['email' => 'random@email.com']);

        $this->administrationController->checkCustomerEmailValid($request, $this->context);
    }

    public function testCheckCustomerEmailValidWithBoundSalesChannelIdInvalid(): void
    {
        if (Feature::isActive('v6.6.0.0')) {
            $this->expectException(RoutingException::class);
        } else {
            $this->expectException(InvalidRequestParameterException::class);
        }

        return $this->fmap(fn (OrderEntity $order) => $order->getSalesChannelId());
    }

    public function filterBySalesChannelId(string $id): self
    {
        return $this->filter(fn (OrderEntity $order) => $order->getSalesChannelId() === $id);
    }

    public function getOrderCustomers(): CustomerCollection
    {
        return new CustomerCollection(
            $this->fmap(fn (OrderEntity $order) => $order->getOrderCustomer())
        );
    }

    public function getCurrencies(): CurrencyCollection
    {
        return new CurrencyCollection(
            $this->fmap(fn (OrderEntity $order) => $order->getCurrency())
        );
    }

    

$customer1 = new CustomerEntity();
        $customer1->setId('C1');
        $customer1->setCustomerNumber('C1');

        $customer2 = new CustomerEntity();
        $customer2->setId('C2');
        $customer2->setCustomerNumber('C2');

        $promotion = new PromotionEntity();
        $promotion->setCustomerRestriction(true);

        $promotion->setPersonaCustomers(new CustomerCollection([$customer1, $customer2]));

        $custRule1 = new CustomerNumberRule();
        $custRule1->assign(['numbers' => ['C1'], 'operator' => Rule::OPERATOR_EQ]);

        $custRule2 = new CustomerNumberRule();
        $custRule2->assign(['numbers' => ['C2'], 'operator' => Rule::OPERATOR_EQ]);

        $expected = new AndRule(
            [
                // this is the customer rules OR condition                 new OrRule(
                    [

    public function testGroupRegistrationAcceptMatches(?int $expectedResCode, ?array $customers, Request $request, ?string $errorMessage): void
    {
        $context = Context::createDefaultContext();

        if ($customers !== null) {
            $customerCollection = new CustomerCollection($customers);
            $this->setRestorerReturn();
            $this->setSearchReturn($context, $customerCollection);
            $this->setCustomerGroupSearchReturn($context);
        }

        if ($errorMessage !== null && $expectedResCode === null) {
            static::expectExceptionMessage($errorMessage);
        }

        $res = $this->controllerMock->accept($request, $context);
        static::assertSame($expectedResCode, $res->getStatusCode());
    }