105 lines
3.4 KiB
PHP
105 lines
3.4 KiB
PHP
<?php
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namespace App\Tests\Payment;
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use App\Config\Entity\SiteConfig;
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use App\Payment\Entity\Payment;
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use App\Tests\ApiTestCase;
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/**
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* The payment callback must confirm an order only when the gateway-reported
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* settled amount matches what we charged. Guards against underpayment / a
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* replayed RefNum from another (cheaper) order marking an expensive order paid.
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*/
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class PaymentCallbackAmountTest extends ApiTestCase
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{
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private function enableTestMode(): void
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{
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$cfg = $this->em->getRepository(SiteConfig::class)->findOneBy(['configKey' => 'payment_test_mode']);
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if ($cfg === null) {
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$cfg = new SiteConfig('payment_test_mode', '1');
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$this->em->persist($cfg);
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} else {
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$cfg->setValue('1');
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}
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$this->em->flush();
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}
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private function makePayment(int $amountRials): Payment
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{
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$user = $this->createUser();
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$payment = $this->stampTenant(new Payment($user, $amountRials, 'mock', Payment::TYPE_SMS_WALLET));
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$this->em->persist($payment);
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$this->em->flush();
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return $payment;
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}
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private function fireCallback(Payment $payment, int $reportedAmount): void
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{
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$this->client->request('POST', '/api/v1/payment/callback?' . http_build_query([
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'gateway' => 'mock',
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'order_id' => $payment->getOrderId(),
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'mock' => '1',
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'ResCode' => '0',
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'mock_amount' => (string) $reportedAmount,
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]));
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}
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private function reload(Payment $payment): Payment
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{
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$this->em->clear();
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return $this->em->getRepository(Payment::class)->find($payment->getId());
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}
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public function testUnderpaymentIsRejected(): void
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{
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$this->enableTestMode();
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$payment = $this->makePayment(50000);
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$this->fireCallback($payment, 10000);
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$this->assertSame(Payment::STATUS_FAILED, $this->reload($payment)->getStatus());
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}
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public function testMatchingAmountSucceeds(): void
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{
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$this->enableTestMode();
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$payment = $this->makePayment(50000);
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$this->fireCallback($payment, 50000);
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$this->assertSame(Payment::STATUS_SUCCESS, $this->reload($payment)->getStatus());
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}
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public function testReplayedGatewayReferenceIsRejected(): void
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{
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$this->enableTestMode();
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// Unique per run — db_test is shared and not reset between runs.
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$ref = 'REF-' . bin2hex(random_bytes(8));
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$first = $this->makePayment(50000);
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$this->fireCallbackWithRef($first, $ref, 50000);
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$this->assertSame(Payment::STATUS_SUCCESS, $this->reload($first)->getStatus());
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// Same gateway reference replayed onto a different (same-amount) order.
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$second = $this->makePayment(50000);
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$this->fireCallbackWithRef($second, $ref, 50000);
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$this->assertSame(Payment::STATUS_FAILED, $this->reload($second)->getStatus());
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}
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private function fireCallbackWithRef(Payment $payment, string $refId, int $reportedAmount): void
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{
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$this->client->request('POST', '/api/v1/payment/callback?' . http_build_query([
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'gateway' => 'mock',
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'order_id' => $payment->getOrderId(),
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'mock' => '1',
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'ResCode' => '0',
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'RefId' => $refId,
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'mock_amount' => (string) $reportedAmount,
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]));
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}
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}
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