SuperSeller3000/tests/Unit/Infrastructure/Channel/Ebay/EbayWebhookVerifierTest.php

<?php

declare(strict_types=1);

namespace App\Tests\Unit\Infrastructure\Channel\Ebay;

use App\Infrastructure\Channel\Ebay\EbayWebhookVerifier;
use PHPUnit\Framework\TestCase;

final class EbayWebhookVerifierTest extends TestCase
{
    private EbayWebhookVerifier $verifier;

    protected function setUp(): void
    {
        $this->verifier = new EbayWebhookVerifier(
            verificationToken: 'my-secret-token',
            endpointUrl: 'https://example.com/webhooks/ebay',
        );
    }

    public function testValidSignaturePasses(): void
    {
        $body = '{"notification":{"data":{"orderId":"123"}}}';
        $expected = base64_encode(hash('sha256', $body.'my-secret-tokenhttps://example.com/webhooks/ebay', binary: true));

        $this->assertTrue($this->verifier->verify($body, $expected));
    }

    public function testInvalidSignatureFails(): void
    {
        $this->assertFalse($this->verifier->verify('{"body":"x"}', 'invalidsignature'));
    }

    public function testChallengeResponseReturnsCorrectHash(): void
    {
        $challengeCode = 'abc123';
        $expected = hash('sha256', $challengeCode.'my-secret-tokenhttps://example.com/webhooks/ebay');

        $this->assertSame($expected, $this->verifier->challengeResponse($challengeCode));
    }
}