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<?php

* This file is part of the official PHP MCP SDK.

* A collaboration between Symfony and the PHP Foundation.

* For the full copyright and license information, please view the LICENSE

* file that was distributed with this source code.

namespace Mcp\Tests\Integration;

use Mcp\Exception\RequestException;

use PHPUnit\Framework\Attributes\TestDox;

/**

* What a timed-out request leaves behind on the connection.

* @see Fixture/request_timeout.php for the server under test

final class RequestTimeoutTest extends IntegrationTestCase

{

#[TestDox('an abandoned response is not handed to the next request')]

public function testTimedOutRequestDoesNotLeakIntoTheNext(): void

{

$client = $this->connect('request_timeout', $this->clientBuilder()->setRequestTimeout(1));

try {

$client->callTool('slow');

$this->fail('The slow tool should have outlived the request timeout.');

} catch (RequestException) {

}

// The server is still executing the abandoned call and cannot answer

// anything until it returns, so the next request has to wait it out.

sleep(2);

// Without the pending request being cleared this answers 'late': the

// response the client gave up on, handed to the request after it.

$this->assertSame('quick', $client->callTool('fast')->content[0]->text ?? null);

}