/**
* @test
*/
public function readAll()
{
$this->_serverStream->writeLine($this->_testString);
$this->_clientStream->setTimeout(1);
$result = $this->_clientStream->readAll();
$this->assertEquals($this->_serverStream->getWriteBytes(), $this->_clientStream->getReadBytes());
$this->assertInternalType('string', $result);
$this->assertEquals($this->_testString . "\n", $result);
}