GuzzleHttp\Tests\Psr7\FunctionsTest::testKeepsPositionOfResource PHP Метод

    public function testKeepsPositionOfResource()
    {
        $h = fopen(__FILE__, 'r');
        fseek($h, 10);
        $stream = Psr7\stream_for($h);
        $this->assertEquals(10, $stream->tell());
        $stream->close();
    }