Nyan Lin Paing
4737838021
- T5.1 PaymentGatewayInterface, DTOs, PaymentMethod/PaymentStatus/RefundStatus enums - T5.2 payments/refunds tables, models, factories - T5.3-T5.5 KbzMiniAppGateway: initiate()/verify()/refund(), ported KBZ signing scheme, wired refund_amount through for partial refunds, mTLS options for refund - T5.6 PaymentGatewayFactory resolving gateways by PaymentMethod - T5.7 PaymentService orchestrator delegating to the resolved gateway
98 lines
4.1 KiB
PHP
98 lines
4.1 KiB
PHP
<?php
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use Illuminate\Http\Client\ConnectionException;
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use Illuminate\Support\Facades\Http;
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use Modules\Payment\Enums\RefundStatus;
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use Modules\Payment\Gateways\KbzMiniAppGateway;
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use Modules\Payment\Support\KbzSignature;
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$config = [
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'app_id' => 'APPID123',
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'merchant_code' => 'MERCH001',
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'merchant_key' => 'test-merchant-key',
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'base_url' => 'https://kbz.test/gateway',
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'notify_url' => 'https://app.test/api/v1/webhooks/kbz',
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];
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test('refund posts a correctly signed refund request, wiring the partial amount through', function () use ($config) {
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Http::fake(['kbz.test/*' => Http::response(['Response' => ['result' => 'SUCCESS', 'refund_order_id' => 'REFUND123']])]);
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(new KbzMiniAppGateway($config))->refund('EVB-FIXTURE-001', '8000', 'customer requested partial refund');
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Http::assertSent(function ($request) {
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$body = $request->data()['Request'];
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return $request->url() === 'https://kbz.test/gateway'
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&& $body['method'] === 'kbz.payment.refund'
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&& $body['sign_type'] === 'SHA256'
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&& $body['biz_content']['appid'] === 'APPID123'
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&& $body['biz_content']['merch_code'] === 'MERCH001'
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&& $body['biz_content']['merch_order_id'] === 'EVB-FIXTURE-001'
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// unlike bnf_event (amount hardcoded/commented out), this is wired through
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&& $body['biz_content']['refund_amount'] === '8000'
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&& $body['biz_content']['refund_reason'] === 'customer requested partial refund'
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&& ! empty($body['biz_content']['refund_request_no'])
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&& $body['sign'] === KbzSignature::sign($body, 'test-merchant-key');
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});
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});
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test('refund returns a completed RefundResultData on success', function () use ($config) {
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Http::fake(['kbz.test/*' => Http::response(['Response' => ['result' => 'SUCCESS', 'refund_order_id' => 'REFUND123']])]);
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$result = (new KbzMiniAppGateway($config))->refund('EVB-FIXTURE-001', '8000', 'customer request');
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expect($result->status)->toBe(RefundStatus::Completed)
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->and($result->gatewayRefundId)->toBe('REFUND123')
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->and($result->gatewayPayload)->toBe(['result' => 'SUCCESS', 'refund_order_id' => 'REFUND123']);
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});
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test('refund returns a failed RefundResultData when KBZ rejects the request', function () use ($config) {
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Http::fake(['kbz.test/*' => Http::response(['Response' => ['result' => 'FAIL', 'msg' => 'Refund window expired']])]);
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$result = (new KbzMiniAppGateway($config))->refund('EVB-FIXTURE-001', '8000', 'customer request');
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expect($result->status)->toBe(RefundStatus::Failed)
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->and($result->gatewayRefundId)->toBeNull()
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->and($result->message)->toBe('Refund window expired');
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});
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test('refund returns a failed RefundResultData when the connection fails', function () use ($config) {
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Http::fake(['kbz.test/*' => fn () => throw new ConnectionException('Connection refused')]);
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$result = (new KbzMiniAppGateway($config))->refund('EVB-FIXTURE-001', '8000', 'customer request');
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expect($result->status)->toBe(RefundStatus::Failed)
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->and($result->gatewayRefundId)->toBeNull()
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->and($result->gatewayPayload)->toBe([])
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->and($result->message)->toBe('Connection refused');
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});
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test('refund builds mTLS cert/ssl_key/verify options from config', function () {
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$gateway = new KbzMiniAppGateway([
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'app_id' => 'APPID123',
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'merchant_code' => 'MERCH001',
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'merchant_key' => 'test-merchant-key',
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'base_url' => 'https://kbz.test/gateway',
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'cert_path' => '/certs/merch.pem',
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'cert_key_path' => '/certs/merch.key',
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'ca_path' => '/certs/ca.crt',
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'cert_password' => 'secret',
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]);
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$options = (new ReflectionMethod($gateway, 'mtlsOptions'))->invoke($gateway);
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expect($options)->toBe([
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'cert' => ['/certs/merch.pem', 'secret'],
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'ssl_key' => ['/certs/merch.key', 'secret'],
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'verify' => '/certs/ca.crt',
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]);
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});
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test('refund omits mTLS options entirely when cert config is not set', function () use ($config) {
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$gateway = new KbzMiniAppGateway($config);
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$options = (new ReflectionMethod($gateway, 'mtlsOptions'))->invoke($gateway);
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expect($options)->toBe([]);
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});
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