Elastica\Connection::getHost PHP Method

    public function getHost()
    {
        return $this->hasParam('host') ? $this->getParam('host') : self::DEFAULT_HOST;
    }

 public function testEmptyConstructor()
 {
     $connection = new Connection();
     $this->assertEquals(Connection::DEFAULT_HOST, $connection->getHost());
     $this->assertEquals(Connection::DEFAULT_PORT, $connection->getPort());
     $this->assertEquals(Connection::DEFAULT_TRANSPORT, $connection->getTransport());
     $this->assertInstanceOf('Elastica\\Transport\\AbstractTransport', $connection->getTransportObject());
     $this->assertEquals(Connection::TIMEOUT, $connection->getTimeout());
     $this->assertEquals(array(), $connection->getConfig());
     $this->assertTrue($connection->isEnabled());
 }