public function testExtractSoapClientOptions()
{
$options = new SoapOptions();
self::assertSame([], $options->extractSoapClientOptions());
$options->setParameters($params = ['foo', 'bar'])->setVersion(SOAP_1_1)->setCompression(SOAP_COMPRESSION_DEFLATE)->setKeepAlive(false);
self::assertSame(['soap_version' => SOAP_1_1, 'compression' => SOAP_COMPRESSION_DEFLATE, 'keep_alive' => false], $options->extractSoapClientOptions());
}