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194 | -- --
-- procedure Test_MQTT_Client Copyright (c) Dmitry A. Kazakov --
-- Test Luebeck --
-- Spring, 2016 --
-- --
-- Last revision : 23:22 29 Sep 2017 --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU General Public License as --
-- published by the Free Software Foundation; either version 2 of --
-- the License, or (at your option) any later version. This library --
-- is distributed in the hope that it will be useful, but WITHOUT --
-- ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- General Public License for more details. You should have --
-- received a copy of the GNU General Public License along with --
-- this library; if not, write to the Free Software Foundation, --
-- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from --
-- this unit, or you link this unit with other files to produce an --
-- executable, this unit does not by itself cause the resulting --
-- executable to be covered by the GNU General Public License. This --
-- exception does not however invalidate any other reasons why the --
-- executable file might be covered by the GNU Public License. --
--____________________________________________________________________--
with Ada.Exceptions; use Ada.Exceptions;
with Ada.Text_IO; use Ada.Text_IO;
with GNAT.Sockets.MQTT; use GNAT.Sockets.MQTT;
with GNAT.Sockets.MQTT.Streams; use GNAT.Sockets.MQTT.Streams;
with GNAT.Sockets.Server; use GNAT.Sockets.Server;
with GNAT.Sockets.Server.Handles; use GNAT.Sockets.Server.Handles;
with Test_MQTT_Clients; use Test_MQTT_Clients;
with GNAT.Exception_Traces;
with Strings_Edit.Lexicographical_Order;
use Strings_Edit.Lexicographical_Order;
procedure Test_MQTT_Client is
Server_Address : constant String := "test.mosquitto.org";
begin
GNAT.Exception_Traces.Trace_On (GNAT.Exception_Traces.Every_Raise);
declare
Message : aliased MQTT_Message := Compose ("Test", "");
Stream : aliased MQTT_Stream (Message'Access);
begin
Erase (Stream);
String'Output (Stream'Access, "Hello");
String'Output (Stream'Access, " ");
String'Output (Stream'Access, "World!");
Rewind (Stream);
if String'Input (Stream'Access) /= "Hello" then
Raise_Exception
( Use_Error'Identity,
"Error in readin 'Hello'"
);
end if;
if String'Input (Stream'Access) /= " " then
Raise_Exception
( Use_Error'Identity,
"Error in readin ' '"
);
end if;
if String'Input (Stream'Access) /= "World!" then
Raise_Exception
( Use_Error'Identity,
"Error in readin 'World!'"
);
end if;
end;
if not Match_Topic ("abc/def/gh", "+/+/+") then
Raise_Exception
( Use_Error'Identity,
"Error in abc/def/gh vs +/+/+"
);
end if;
if not Match_Topic ("abc/c/def/s", "#") then
Raise_Exception
( Use_Error'Identity,
"Error in abc/c/def/s vs #"
);
end if;
if not Match_Topic ("abc/c/def/s", "abc/c/#") then
Raise_Exception
( Use_Error'Identity,
"Error in abc/c/def/s vs abc/c/#"
);
end if;
if not Match_Topic ("abc/c/def", "abc/+/def") then
Raise_Exception
( Use_Error'Identity,
"Error in abc/c/def vs abc/+/def"
);
end if;
if Match_Topic ("abc/def", "abc/+/def") then
Raise_Exception
( Use_Error'Identity,
"Error in abc/def vs abc/+/def"
);
end if;
if Check_Topic ("abc/def") then
Raise_Exception (Use_Error'Identity, "Error in abc/def");
end if;
begin
if Check_Topic ("/abc/def") then
Raise_Exception (Use_Error'Identity, "Error in /abc/def");
end if;
exception
when Constraint_Error =>
null;
end;
begin
if Check_Topic ("abc/def/") then
Raise_Exception (Use_Error'Identity, "Error in abc/def/");
end if;
exception
when Constraint_Error =>
null;
end;
begin
if not Check_Topic ("abc/+/def") then
Raise_Exception (Use_Error'Identity, "Error in abc/+/def/");
end if;
exception
when Constraint_Error =>
null;
end;
if not Check_Topic ("abc/+/def") then
Raise_Exception (Use_Error'Identity, "Error in abc/+/def");
end if;
declare
Factory : aliased Connections_Factory;
Server : aliased Connections_Server (Factory'Access, 0);
Reference : Handle;
begin
Trace_On
( Factory => Factory,
Received => GNAT.Sockets.Server.Trace_Decoded,
Sent => GNAT.Sockets.Server.Trace_Decoded
);
Set
( Reference,
new Test_Client
( Listener => Server'Unchecked_Access,
Input_Size => 80,
Output_Size => 10, -- Deliberately small
Max_Subscribe_Topics => 20
) );
declare
Client : Test_Client renames Test_Client (Ptr (Reference).all);
procedure Test_1 is
begin
Set_Overlapped_Size (Client, 4); -- One response packet
Connect
( Server,
Client'Unchecked_Access,
Server_Address,
MQTT_Port
);
while not Is_Connected (Client) loop -- Busy waiting
delay 0.1;
end loop;
Put_Line ("MQTT client connected to " & Server_Address);
Send_Connect (Client, "TestMQTTclient");
delay 1.0;
Send_Ping (Client);
delay 1.0;
Send_Subscribe
( Client,
12,
"$SYS/broker/uptime" / "$SYS/broker/load/#",
(At_Least_Once, Exactly_Once)
);
delay 1.0;
Send_Ping (Client);
delay 5.0;
Send_Unsubscribe (Client, 13, "$SYS/broker/uptime" / "??");
delay 1.0;
Send_Disconnect (Client);
delay 1.0;
end Test_1;
begin
Put_Line ("MQTT client test 1 started");
Test_1;
end;
end;
exception
when Error : others =>
Put_Line ("Error: " & Exception_Information (Error));
end Test_MQTT_Client;
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