// handlePUBREL handles the PUBREL Packet.
func (cli *Client) handlePUBREL(p packet.Packet) error {
// Lock for update.
cli.muSess.Lock()
// Unlock.
defer cli.muSess.Unlock()
// Extract the Packet Identifier of the Packet.
id := p.(*packet.PUBREL).PacketID
// Validate the Packet Identifier.
if err := cli.validatePacketID(cli.sess.receivingPackets, id, packet.TypePUBLISH); err != nil {
return err
}
// Get the Packet from the Session.
publish := cli.sess.receivingPackets[id].(*packet.PUBLISH)
// Lock for reading.
cli.muConn.RLock()
// Handle the Application Message.
cli.handleMessage(publish.TopicName, publish.Message)
// Unlock.
cli.muConn.RUnlock()
// Delete the Packet from the Session
delete(cli.sess.receivingPackets, id)
// Create a PUBCOMP Packet.
pubcomp, err := packet.NewPUBCOMP(&packet.PUBCOMPOptions{
PacketID: id,
})
if err != nil {
return err
}
// Send the Packet to the Server.
cli.conn.send <- pubcomp
return nil
}
func TestClient_handlePacket_PUBCOMP(t *testing.T) {
cli := New(&Options{
ErrorHandler: func(_ error) {},
})
err := cli.Connect(&ConnectOptions{
Network: "tcp",
Address: testAddress,
ClientID: []byte("clientID"),
})
if err != nil {
nilErrorExpected(t, err)
}
defer cli.Disconnect()
p, err := packet.NewPUBCOMP(&packet.PUBCOMPOptions{
PacketID: 1,
})
cli.handlePacket(p)
}