Add test cases for emqx_channel module

This commit is contained in:
Feng Lee 2019-10-20 19:20:38 +08:00
parent aecda09b9a
commit 26eab630b3
2 changed files with 376 additions and 278 deletions

View File

@ -148,6 +148,8 @@ info(will_msg, #channel{will_msg = WillMsg}) ->
emqx_message:to_map(WillMsg);
info(pub_stats, #channel{pub_stats = PubStats}) ->
PubStats;
info(timers, #channel{timers = Timers}) ->
Timers;
info(gc_state, #channel{gc_state = GcState}) ->
maybe_apply(fun emqx_gc:info/1, GcState).
@ -635,12 +637,12 @@ handle_out(connack, {ReasonCode, _ConnPkt}, Channel = #channel{conninfo = ConnIn
handle_out(puback, {PacketId, ReasonCode}, Channel) ->
{ok, ?PUBACK_PACKET(PacketId, ReasonCode), inc_pub_stats(puback_out, Channel)};
handle_out(pubrel, {PacketId, ReasonCode}, Channel) ->
{ok, ?PUBREL_PACKET(PacketId, ReasonCode), inc_pub_stats(pubrel_out, Channel)};
handle_out(pubrec, {PacketId, ReasonCode}, Channel) ->
{ok, ?PUBREC_PACKET(PacketId, ReasonCode), inc_pub_stats(pubrec_out, Channel)};
handle_out(pubrel, {PacketId, ReasonCode}, Channel) ->
{ok, ?PUBREL_PACKET(PacketId, ReasonCode), inc_pub_stats(pubrel_out, Channel)};
handle_out(pubcomp, {PacketId, ReasonCode}, Channel) ->
{ok, ?PUBCOMP_PACKET(PacketId, ReasonCode), inc_pub_stats(pubcomp_out, Channel)};
@ -1120,6 +1122,7 @@ enrich_subopts(SubOpts, #channel{clientinfo = #{zone := Zone, is_bridge := IsBri
NL = flag(emqx_zone:ignore_loop_deliver(Zone)),
SubOpts#{rap => flag(IsBridge), nl => NL}.
%% TODO: Default caps should not be returned.
enrich_caps(AckProps, #channel{conninfo = #{proto_ver := ?MQTT_PROTO_V5},
clientinfo = #{zone := Zone}}) ->
#{max_packet_size := MaxPktSize,

View File

@ -19,11 +19,6 @@
-compile(export_all).
-compile(nowarn_export_all).
-import(emqx_channel,
[ handle_in/2
, handle_out/2
]).
-include("emqx.hrl").
-include("emqx_mqtt.hrl").
-include_lib("eunit/include/eunit.hrl").
@ -55,427 +50,527 @@ init_per_suite(Config) ->
end_per_suite(_Config) ->
ok.
init_per_testcase(_TestCase, Config) ->
ok = meck:new(emqx_broker, [passthrough, no_history]),
ok = meck:new(emqx_hooks, [passthrough, no_history]),
ok = meck:expect(emqx_hooks, run, fun(_Hook, _Args) -> ok end),
ok = meck:expect(emqx_hooks, run_fold, fun(_Hook, _Args, Acc) -> Acc end),
ok = meck:new(emqx_session, [passthrough, no_history]),
ok = meck:new(emqx_metrics, [passthrough, no_history]),
ok = meck:expect(emqx_metrics, inc, fun(_) -> ok end),
ok = meck:expect(emqx_metrics, inc, fun(_, _) -> ok end),
Config.
end_per_testcase(_TestCase, Config) ->
ok = meck:unload(emqx_metrics),
ok = meck:unload(emqx_session),
ok = meck:unload(emqx_broker),
ok = meck:unload(emqx_hooks),
Config.
%%--------------------------------------------------------------------
%% Test cases for channel info/stats/caps
%%--------------------------------------------------------------------
t_chan_info(_) -> error('TODO').
t_chan_info(_) ->
#{conn_state := connected,
clientinfo := ClientInfo
} = emqx_channel:info(channel()),
?assertEqual(clientinfo(), ClientInfo).
t_chan_attrs(_) -> error('TODO').
t_chan_attrs(_) ->
#{conn_state := connected} = emqx_channel:attrs(channel()).
t_chan_stats(_) -> error('TODO').
t_chan_stats(_) ->
[] = emqx_channel:stats(channel()).
t_chan_caps(_) -> error('TODO').
t_chan_caps(_) ->
Caps = emqx_channel:caps(channel()).
t_chan_recvd(_) -> error('TODO').
t_chan_recvd(_) ->
_Channel = emqx_channel:recvd(10, channel()).
t_chan_sent(_) -> error('TODO').
t_chan_sent(_) ->
_Channel = emqx_channel:sent(10, channel()).
%%--------------------------------------------------------------------
%% Test cases for channel init
%%--------------------------------------------------------------------
t_chan_init(_) -> error('TODO').
%% TODO:
t_chan_init(_) ->
Channel = channel().
%%--------------------------------------------------------------------
%% Test cases for channel handle_in
%%--------------------------------------------------------------------
t_handle_in_connect_packet(_) ->
ConnPkt = #mqtt_packet_connect{
proto_name = <<"MQTT">>,
proto_ver = ?MQTT_PROTO_V4,
is_bridge = false,
clean_start = true,
keepalive = 30,
properties = undefined,
clientid = <<"clientid">>,
username = <<"username">>,
password = <<"passwd">>
},
with_chan(fun(Channel) ->
ConnAck = ?CONNACK_PACKET(?RC_SUCCESS, 0, #{}),
ExpectedOutput = [{enter, connected},{outgoing, ConnAck}],
{ok, Output, Channel1} = handle_in(?CONNECT_PACKET(ConnPkt), Channel),
?assertEqual(ExpectedOutput, Output),
#{clientid := ClientId, username := Username} = emqx_channel:info(clientinfo, Channel1),
?assertEqual(<<"clientid">>, ClientId),
?assertEqual(<<"username">>, Username)
end).
t_handle_in_connect_packet_sucess(_) ->
ConnAck = ?CONNACK_PACKET(?RC_SUCCESS, 0, #{}),
{ok, {connack, ConnAck}, Channel}
= emqx_channel:handle_in(?CONNECT_PACKET(connpkt()), channel()),
ClientInfo = emqx_channel:info(clientinfo, Channel),
?assertMatch(#{clientid := <<"clientid">>,
username := <<"username">>
}, ClientInfo),
?assertEqual(connected, emqx_channel:info(conn_state, Channel)).
t_handle_in_unexpected_connect_packet(_) ->
error('TODO').
Channel = emqx_channel:set_field(conn_state, connected, channel()),
Result = emqx_channel:handle_in(?CONNECT_PACKET(connpkt()), Channel),
?assertEqual({shutdown, protocol_error, Channel}, Result).
t_handle_in_qos0_publish(_) ->
with_chan(fun(Channel) ->
Publish = ?PUBLISH_PACKET(?QOS_0, <<"topic">>, undefined, <<"payload">>),
{ok, Channel1} = handle_in(Publish, Channel),
?assertEqual(#{publish_in => 1}, emqx_channel:info(pub_stats, Channel1))
end).
ok = meck:expect(emqx_broker, publish, fun(_) -> ok end),
Channel = channel(#{conn_state => connected}),
Publish = ?PUBLISH_PACKET(?QOS_0, <<"topic">>, undefined, <<"payload">>),
{ok, NChannel} = emqx_channel:handle_in(Publish, Channel),
?assertEqual(#{publish_in => 1}, emqx_channel:info(pub_stats, NChannel)).
t_handle_in_qos1_publish(_) ->
with_chan(fun(Channel) ->
Publish = ?PUBLISH_PACKET(?QOS_1, <<"topic">>, 1, <<"payload">>),
{ok, ?PUBACK_PACKET(1, RC), _} = handle_in(Publish, Channel),
?assert((RC == ?RC_SUCCESS) orelse (RC == ?RC_NO_MATCHING_SUBSCRIBERS))
end).
ok = meck:expect(emqx_broker, publish, fun(_) -> ok end),
Channel = channel(#{conn_state => connected}),
Publish = ?PUBLISH_PACKET(?QOS_1, <<"topic">>, 1, <<"payload">>),
{ok, ?PUBACK_PACKET(1, RC), NChannel} = emqx_channel:handle_in(Publish, Channel),
?assert((RC == ?RC_SUCCESS) orelse (RC == ?RC_NO_MATCHING_SUBSCRIBERS)),
?assertEqual(#{publish_in => 1}, emqx_channel:info(pub_stats, NChannel)).
t_handle_in_qos2_publish(_) ->
with_chan(
fun(Channel) ->
Publish1 = ?PUBLISH_PACKET(?QOS_2, <<"topic">>, 1, <<"payload">>),
{ok, ?PUBREC_PACKET(1, RC), Channel1} = handle_in(Publish1, Channel),
Publish2 = ?PUBLISH_PACKET(?QOS_2, <<"topic">>, 2, <<"payload">>),
{ok, ?PUBREC_PACKET(2, RC), Channel2} = handle_in(Publish2, Channel1),
?assert((RC == ?RC_SUCCESS) orelse (RC == ?RC_NO_MATCHING_SUBSCRIBERS)),
#{awaiting_rel := AwaitingRel} = emqx_channel:info(session, Channel2),
?assertEqual(2, AwaitingRel)
end).
ok = meck:expect(emqx_session, publish, fun(_, _Msg, Session) -> {ok, [], Session} end),
Channel = channel(#{conn_state => connected}),
Publish = ?PUBLISH_PACKET(?QOS_2, <<"topic">>, 1, <<"payload">>),
{ok, ?PUBREC_PACKET(1, RC), NChannel} = emqx_channel:handle_in(Publish, Channel),
?assert((RC == ?RC_SUCCESS) orelse (RC == ?RC_NO_MATCHING_SUBSCRIBERS)),
?assertEqual(#{publish_in => 1}, emqx_channel:info(pub_stats, NChannel)).
t_handle_in_puback(_) ->
with_chan(
fun(Channel) ->
{ok, Channel1} = handle_in(?PUBACK_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{puback_in => 1}, emqx_channel:info(pub_stats, Channel1))
end).
t_handle_in_puback_ok(_) ->
Msg = emqx_message:make(<<"t">>, <<"payload">>),
ok = meck:expect(emqx_session, puback,
fun(PacketId, Session) -> {ok, Msg, Session} end),
Channel = channel(#{conn_state => connected}),
{ok, NChannel} = emqx_channel:handle_in(?PUBACK_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{puback_in => 1}, emqx_channel:info(pub_stats, NChannel)).
t_handle_in_pubrec(_) ->
with_chan(
fun(Channel) ->
{ok, ?PUBREL_PACKET(1, ?RC_PACKET_IDENTIFIER_NOT_FOUND), Channel1}
= handle_in(?PUBREC_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{pubrec_in => 1, pubrel_out => 1}, emqx_channel:info(pub_stats, Channel1))
end).
t_handle_in_puback_id_in_use(_) ->
ok = meck:expect(emqx_session, puback,
fun(_, _Session) ->
{error, ?RC_PACKET_IDENTIFIER_IN_USE}
end),
Channel = channel(#{conn_state => connected}),
PubAck = ?PUBACK_PACKET(1, ?RC_SUCCESS),
{ok, Channel} = emqx_channel:handle_in(PubAck, Channel).
t_handle_in_pubrel(_) ->
with_chan(
fun(Channel) ->
{ok, ?PUBCOMP_PACKET(1, ?RC_PACKET_IDENTIFIER_NOT_FOUND), Channel1}
= handle_in(?PUBREL_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{pubrel_in => 1, pubcomp_out => 1}, emqx_channel:info(pub_stats, Channel1))
end).
t_handle_in_puback_id_not_found(_) ->
ok = meck:expect(emqx_session, puback,
fun(_, _Session) ->
{error, ?RC_PACKET_IDENTIFIER_NOT_FOUND}
end),
Channel = channel(#{conn_state => connected}),
PubAck = ?PUBACK_PACKET(1, ?RC_SUCCESS),
{ok, Channel} = emqx_channel:handle_in(PubAck, Channel).
t_handle_in_pubcomp(_) ->
with_chan(
fun(Channel) ->
{ok, Channel1} = handle_in(?PUBCOMP_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{pubcomp_in => 1}, emqx_channel:info(pub_stats, Channel1))
end).
t_handle_in_pubrec_ok(_) ->
Msg = emqx_message:make(test,?QOS_2, <<"t">>, <<"payload">>),
ok = meck:expect(emqx_session, pubrec, fun(_, Session) -> {ok, Msg, Session} end),
Channel = channel(#{conn_state => connected}),
{ok, ?PUBREL_PACKET(1, ?RC_SUCCESS), Channel1}
= emqx_channel:handle_in(?PUBREC_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{pubrec_in => 1, pubrel_out => 1},
emqx_channel:info(pub_stats, Channel1)).
t_handle_in_pubrec_id_in_use(_) ->
ok = meck:expect(emqx_session, pubrec,
fun(_, Session) ->
{error, ?RC_PACKET_IDENTIFIER_IN_USE}
end),
Channel = channel(#{conn_state => connected}),
{ok, ?PUBREL_PACKET(1, ?RC_PACKET_IDENTIFIER_IN_USE), Channel}
= emqx_channel:handle_in(?PUBREC_PACKET(1, ?RC_SUCCESS), Channel).
t_handle_in_pubrec_id_not_found(_) ->
ok = meck:expect(emqx_session, pubrec,
fun(_, Session) ->
{error, ?RC_PACKET_IDENTIFIER_NOT_FOUND}
end),
Channel = channel(#{conn_state => connected}),
{ok, ?PUBREL_PACKET(1, ?RC_PACKET_IDENTIFIER_NOT_FOUND), Channel}
= emqx_channel:handle_in(?PUBREC_PACKET(1, ?RC_SUCCESS), Channel).
t_handle_in_pubrel_ok(_) ->
ok = meck:expect(emqx_session, pubrel, fun(_, Session) -> {ok, Session} end),
Channel = channel(#{conn_state => connected}),
{ok, ?PUBCOMP_PACKET(1, ?RC_SUCCESS), Channel1}
= emqx_channel:handle_in(?PUBREL_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{pubrel_in => 1, pubcomp_out => 1},
emqx_channel:info(pub_stats, Channel1)).
t_handle_in_pubrel_not_found_error(_) ->
ok = meck:expect(emqx_session, pubrel,
fun(_PacketId, _Session) ->
{error, ?RC_PACKET_IDENTIFIER_NOT_FOUND}
end),
Channel = channel(#{conn_state => connected}),
{ok, ?PUBCOMP_PACKET(1, ?RC_PACKET_IDENTIFIER_NOT_FOUND), Channel}
= emqx_channel:handle_in(?PUBREL_PACKET(1, ?RC_SUCCESS), Channel).
t_handle_in_pubcomp_ok(_) ->
ok = meck:expect(emqx_session, pubcomp, fun(_, Session) -> {ok, Session} end),
Channel = channel(#{conn_state => connected}),
{ok, Channel1} = emqx_channel:handle_in(?PUBCOMP_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{pubcomp_in => 1}, emqx_channel:info(pub_stats, Channel1)).
t_handle_in_pubcomp_not_found_error(_) ->
ok = meck:expect(emqx_session, pubcomp,
fun(_PacketId, _Session) ->
{error, ?RC_PACKET_IDENTIFIER_NOT_FOUND}
end),
Channel = channel(#{conn_state => connected}),
{ok, Channel1} = emqx_channel:handle_in(?PUBCOMP_PACKET(1, ?RC_SUCCESS), Channel),
?assertEqual(#{pubcomp_in => 1}, emqx_channel:info(pub_stats, Channel1)).
t_handle_in_subscribe(_) ->
with_chan(
fun(Channel) ->
TopicFilters = [{<<"+">>, ?DEFAULT_SUBOPTS}],
{ok, ?SUBACK_PACKET(10, [?QOS_0]), Channel1}
= handle_in(?SUBSCRIBE_PACKET(10, #{}, TopicFilters), Channel),
#{subscriptions := Subscriptions}
= emqx_channel:info(session, Channel1),
?assertEqual(maps:from_list(TopicFilters), Subscriptions)
end).
ok = meck:expect(emqx_session, subscribe,
fun(_, _, _, Session) ->
{ok, Session}
end),
Channel = channel(#{conn_state => connected}),
TopicFilters = [{<<"+">>, ?DEFAULT_SUBOPTS}],
Subscribe = ?SUBSCRIBE_PACKET(1, #{}, TopicFilters),
{ok, ?SUBACK_PACKET(1, [?QOS_0]), _} = emqx_channel:handle_in(Subscribe, Channel).
t_handle_in_unsubscribe(_) ->
with_chan(
fun(Channel) ->
{ok, ?UNSUBACK_PACKET(11), Channel}
= handle_in(?UNSUBSCRIBE_PACKET(11, #{}, [<<"+">>]), Channel)
end).
ok = meck:expect(emqx_session, unsubscribe,
fun(_, _, Session) ->
{ok, Session}
end),
Channel = channel(#{conn_state => connected}),
UnsubPkt = ?UNSUBSCRIBE_PACKET(1, #{}, [<<"+">>]),
{ok, ?UNSUBACK_PACKET(1), _} = emqx_channel:handle_in(UnsubPkt, Channel).
t_handle_in_pingreq(_) ->
with_chan(fun(Channel) ->
{ok, ?PACKET(?PINGRESP), Channel} = handle_in(?PACKET(?PINGREQ), Channel)
end).
{ok, ?PACKET(?PINGRESP), _Channel}
= emqx_channel:handle_in(?PACKET(?PINGREQ), channel()).
t_handle_in_disconnect(_) ->
with_chan(fun(Channel) ->
{stop, {shutdown, normal}, Channel1} = handle_in(?DISCONNECT_PACKET(?RC_SUCCESS), Channel),
?assertEqual(undefined, emqx_channel:info(will_msg, Channel1))
end).
Channel = channel(#{conn_state => connected}),
{shutdown, normal, Channel1} = emqx_channel:handle_in(?DISCONNECT_PACKET(?RC_SUCCESS), Channel),
?assertEqual(undefined, emqx_channel:info(will_msg, Channel1)).
t_handle_in_auth(_) ->
with_chan(fun(Channel) ->
Packet = ?DISCONNECT_PACKET(?RC_IMPLEMENTATION_SPECIFIC_ERROR),
{stop, {shutdown, implementation_specific_error}, Packet, Channel} = handle_in(?AUTH_PACKET(), Channel)
end).
Channel = channel(#{conn_state => connected}),
Packet = ?DISCONNECT_PACKET(?RC_IMPLEMENTATION_SPECIFIC_ERROR),
{shutdown, implementation_specific_error, Packet, Channel}
= emqx_channel:handle_in(?AUTH_PACKET(), Channel).
t_handle_in_frame_error(_) ->
with_chan(fun(Channel) -> error('TODO') end).
IdleChannel = channel(#{conn_state => idle}),
{shutdown, frame_too_large, _}
= emqx_channel:handle_in({frame_error, frame_too_large}, IdleChannel),
ConnectingChan = channel(#{conn_state => connecting}),
{shutdown, frame_too_large, ?CONNACK_PACKET(?RC_MALFORMED_PACKET), _}
= emqx_channel:handle_in({frame_error, frame_too_large}, ConnectingChan),
ConnectedChan = channel(#{conn_state => connected}),
{shutdown, frame_too_large, ?DISCONNECT_PACKET(?RC_MALFORMED_PACKET), _}
= emqx_channel:handle_in({frame_error, frame_too_large}, ConnectedChan),
DisconnectedChan = channel(#{conn_state => disconnected}),
{ok, DisconnectedChan}
= emqx_channel:handle_in({frame_error, frame_too_large}, DisconnectedChan).
t_handle_in_expected_packet(_) ->
with_chan(fun(Channel) -> error('TODO') end).
{ok, _Chan} = emqx_channel:handle_in(packet, channel()).
t_process_connect(_) ->
with_chan(fun(Channel) -> error('TODO') end).
ok = meck:expect(emqx_cm, open_session,
fun(true, _ClientInfo, _ConnInfo) ->
{ok, #{session => session(), present => false}}
end),
ConnPkt = connpkt(),
{ok, ?CONNACK_PACKET(?RC_SUCCESS), ConnPkt, _}
= emqx_channel:process_connect(ConnPkt, channel()).
t_handle_publish(_) ->
with_chan(fun(Channel) -> error('TODO') end).
Publish = ?PUBLISH_PACKET(?QOS_1, <<"t">>, 1, <<"payload">>),
{ok, ?PUBACK_PACKET(1, ?RC_SUCCESS), _Channel}
= emqx_channel:handle_publish(Publish, channel()).
t_process_publish(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_process_publish_qos1(_) ->
Msg = emqx_message:make(test, ?QOS_1, <<"t">>, <<"payload">>),
{ok, ?PUBACK_PACKET(1, ?RC_SUCCESS), _Channel}
= emqx_channel:process_publish(1, Msg, channel()).
t_process_subscribe(_) ->
with_chan(fun(Channel) -> error('TODO') end).
TopicFilters = [{<<"+">>, ?DEFAULT_SUBOPTS}],
{[?RC_SUCCESS], _Channel} = emqx_channel:process_subscribe(TopicFilters, channel()).
t_process_unsubscribe(_) ->
with_chan(fun(Channel) -> error('TODO') end).
ok = meck:expect(emqx_session, unsubscribe, fun(_, _, Session) -> {ok, Session} end),
TopicFilters = [{<<"+">>, ?DEFAULT_SUBOPTS}],
{[?RC_SUCCESS], _Channel} = emqx_channel:process_unsubscribe(TopicFilters, channel()).
%%--------------------------------------------------------------------
%% Test cases for handle_out
%%--------------------------------------------------------------------
t_handle_out_delivers(_) ->
with_chan(fun(Channel) ->
TopicFilters = [{<<"+">>, ?DEFAULT_SUBOPTS#{qos => ?QOS_2}}],
{ok, ?SUBACK_PACKET(1, [?QOS_2]), Channel1}
= handle_in(?SUBSCRIBE_PACKET(1, #{}, TopicFilters), Channel),
Msg0 = emqx_message:make(<<"clientx">>, ?QOS_0, <<"t0">>, <<"qos0">>),
Msg1 = emqx_message:make(<<"clientx">>, ?QOS_1, <<"t1">>, <<"qos1">>),
Delivers = [{deliver, <<"+">>, Msg0}, {deliver, <<"+">>, Msg1}],
{ok, {outgoing, Packets}, _Ch} = emqx_channel:handle_out(Delivers, Channel1),
?assertEqual([?QOS_0, ?QOS_1], [emqx_packet:qos(Pkt)|| Pkt <- Packets])
end).
ok = emqx_meck:expect(emqx_session, deliver,
fun(Delivers, Session) ->
Msgs = [Msg || {deliver, _, Msg} <- Delivers],
[{publish, PacketId, Msg} || {PacketId, Msg} <- lists:zip(lists:seq(1, length(Msgs)), Msgs)]
end),
Msg0 = emqx_message:make(test, ?QOS_1, <<"t1">>, <<"qos1">>),
Msg1 = emqx_message:make(test, ?QOS_2, <<"t2">>, <<"qos2">>),
Delivers = [{deliver, <<"+">>, Msg0}, {deliver, <<"+">>, Msg1}],
{ok, {outgoing, Packets}, _Ch} = emqx_channel:handle_out(Delivers, channel()),
?assertEqual([?QOS_1, ?QOS_2], [emqx_packet:qos(Pkt)|| Pkt <- Packets]).
t_handle_out_connack_sucess(_) ->
ConnPkt = #mqtt_packet_connect{
proto_name = <<"MQTT">>,
proto_ver = ?MQTT_PROTO_V4,
clean_start = true,
properties = #{},
clientid = <<"clientid">>
},
with_chan(fun(Channel) ->
{ok, [{enter, connected},{outgoing, ?CONNACK_PACKET(?RC_SUCCESS, SP, _)}], _Chan}
= handle_out({connack, ?RC_SUCCESS, 0, ConnPkt}, Channel),
{stop, {shutdown, not_authorized}, ?CONNACK_PACKET(?RC_NOT_AUTHORIZED), _}
= handle_out({connack, ?RC_NOT_AUTHORIZED, ConnPkt}, Channel)
end).
t_handle_out_connack_failure(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_handle_out_publishes(_) ->
Channel = channel(#{conn_state => connected}),
Pub0 = {publish, undefined, emqx_message:make(<<"t">>, <<"qos0">>)},
Pub1 = {publish, 1, emqx_message:make(<<"c">>, ?QOS_1, <<"t">>, <<"qos1">>)},
{ok, {outgoing, Packets}, NChannel}
= emqx_channel:handle_out({publish, [Pub0, Pub1]}, Channel),
?assertEqual(2, length(Packets)),
?assertEqual(#{publish_out => 2}, emqx_channel:info(pub_stats, NChannel)).
t_handle_out_publish(_) ->
with_chan(fun(Channel) ->
Pub0 = {publish, undefined, emqx_message:make(<<"t">>, <<"qos0">>)},
Pub1 = {publish, 1, emqx_message:make(<<"c">>, ?QOS_1, <<"t">>, <<"qos1">>)},
{ok, ?PUBLISH_PACKET(?QOS_0), Channel} = handle_out(Pub0, Channel),
{ok, ?PUBLISH_PACKET(?QOS_1), Channel} = handle_out(Pub1, Channel),
{ok, {outgoing, Packets}, Channel1} = handle_out({publish, [Pub0, Pub1]}, Channel),
?assertEqual(2, length(Packets)),
?assertEqual(#{publish_out => 2}, emqx_channel:info(pub_stats, Channel1))
end).
Msg = emqx_message:make(<<"clientid">>, ?QOS_1, <<"t">>, <<"payload">>),
{ok, ?PUBLISH_PACKET(?QOS_1, <<"t">>, <<"payload">>), _Channel}
= emqx_channel:handle_out({publish, 1, Msg}, channel()).
t_handle_out_publish_nl(_) ->
ClientInfo = clientinfo(#{clientid => <<"clientid">>}),
Channel = channel(#{clientinfo => ClientInfo}),
Msg = emqx_message:make(<<"clientid">>, ?QOS_1, <<"t1">>, <<"qos1">>),
Publish = {publish, 1, emqx_message:set_flag(nl, Msg)},
{ok, Channel} = emqx_channel:handle_out(Publish, Channel).
t_handle_out_connack_sucess(_) ->
Channel = channel(#{conn_state => connected}),
{ok, {connack, ?CONNACK_PACKET(?RC_SUCCESS, SP, _)}, _Chan}
= emqx_channel:handle_out({connack, ?RC_SUCCESS, 0, connpkt()}, Channel).
t_handle_out_connack_failure(_) ->
{shutdown, not_authorized, ?CONNACK_PACKET(?RC_NOT_AUTHORIZED), _Chan}
= emqx_channel:handle_out({connack, ?RC_NOT_AUTHORIZED, connpkt()}, channel()).
t_handle_out_puback(_) ->
with_chan(fun(Channel) ->
{ok, Channel} = handle_out({puberr, ?RC_NOT_AUTHORIZED}, Channel),
{ok, ?PUBACK_PACKET(1, ?RC_SUCCESS), Channel1}
= handle_out({puback, 1, ?RC_SUCCESS}, Channel),
?assertEqual(#{puback_out => 1}, emqx_channel:info(pub_stats, Channel1))
end).
Channel = channel(#{conn_state => connected}),
{ok, ?PUBACK_PACKET(1, ?RC_SUCCESS), NChannel}
= emqx_channel:handle_out(puback, {1, ?RC_SUCCESS}, Channel),
?assertEqual(#{puback_out => 1}, emqx_channel:info(pub_stats, NChannel)).
t_handle_out_pubrec(_) ->
with_chan(fun(Channel) ->
{ok, ?PUBREC_PACKET(4, ?RC_SUCCESS), Channel1}
= handle_out({pubrec, 4, ?RC_SUCCESS}, Channel),
?assertEqual(#{pubrec_out => 1}, emqx_channel:info(pub_stats, Channel1))
end).
Channel = channel(#{conn_state => connected}),
{ok, ?PUBREC_PACKET(1, ?RC_SUCCESS), NChannel}
= emqx_channel:handle_out({pubrec, 1, ?RC_SUCCESS}, Channel),
?assertEqual(#{pubrec_out => 1}, emqx_channel:info(pub_stats, NChannel)).
t_handle_out_pubrel(_) ->
with_chan(fun(Channel) ->
{ok, ?PUBREL_PACKET(2), Channel1}
= handle_out({pubrel, 2, ?RC_SUCCESS}, Channel),
{ok, ?PUBREL_PACKET(3, ?RC_SUCCESS), Channel2}
= handle_out({pubrel, 3, ?RC_SUCCESS}, Channel1),
?assertEqual(#{pubrel_out => 2}, emqx_channel:info(pub_stats, Channel2))
end).
Channel = channel(#{conn_state => connected}),
{ok, ?PUBREL_PACKET(1), Channel1}
= emqx_channel:handle_out({pubrel, 1, ?RC_SUCCESS}, Channel),
{ok, ?PUBREL_PACKET(2, ?RC_SUCCESS), Channel2}
= emqx_channel:handle_out({pubrel, 2, ?RC_SUCCESS}, Channel1),
?assertEqual(#{pubrel_out => 2}, emqx_channel:info(pub_stats, Channel2)).
t_handle_out_pubcomp(_) ->
with_chan(fun(Channel) ->
{ok, ?PUBCOMP_PACKET(5, ?RC_SUCCESS), Channel1}
= handle_out({pubcomp, 5, ?RC_SUCCESS}, Channel),
?assertEqual(#{pubcomp_out => 1}, emqx_channel:info(pub_stats, Channel1))
end).
{ok, ?PUBCOMP_PACKET(1, ?RC_SUCCESS), Channel}
= emqx_channel:handle_out({pubcomp, 2, ?RC_SUCCESS}, channel()),
?assertEqual(#{pubcomp_out => 1}, emqx_channel:info(pub_stats, Channel)).
t_handle_out_suback(_) ->
with_chan(fun(Channel) ->
{ok, ?SUBACK_PACKET(1, [?QOS_2]), Channel}
= handle_out({suback, 1, [?QOS_2]}, Channel)
end).
{ok, ?SUBACK_PACKET(1, [?QOS_2]), _Channel}
= emqx_channel:handle_out({suback, 1, [?QOS_2]}, channel()).
t_handle_out_unsuback(_) ->
with_chan(fun(Channel) ->
{ok, ?UNSUBACK_PACKET(1), Channel}
= handle_out({unsuback, 1, [?RC_SUCCESS]}, Channel)
end).
{ok, ?UNSUBACK_PACKET(1, [?RC_SUCCESS]), _Channel}
= emqx_channel:handle_out({unsuback, 1, [?RC_SUCCESS]}, channel()).
t_handle_out_disconnect(_) ->
with_chan(
fun(Channel) ->
handle_out({disconnect, ?RC_SUCCESS}, Channel)
end).
{shutdown, normal, ?DISCONNECT_PACKET(?RC_SUCCESS), _Chan}
= emqx_channel:handle_out({disconnect, ?RC_SUCCESS}, channel()).
t_handle_out_unexpected(_) ->
with_chan(fun(Channel) ->
handle_out({disconnect, ?RC_SUCCESS}, Channel)
end).
{ok, _Channel} = emqx_channel:handle_out(unexpected, <<"data">>, channel()).
%%--------------------------------------------------------------------
%% Test cases for handle_call
%%--------------------------------------------------------------------
t_handle_call_kick(_) ->
error('TODO').
{shutdown, kicked, ok, _Chan} = emqx_channel:handle_call(kick, channel()).
t_handle_call_discard(_) ->
error('TODO').
Packet = ?DISCONNECT_PACKET(?RC_SESSION_TAKEN_OVER),
{shutdown, discarded, ok, Packet, _Channel}
= emqx_channel:handle_call(discard, channel()).
t_handle_call_takeover(_) ->
error('TODO').
t_handle_call_takeover_begin(_) ->
{reply, undefined, _Channel}
= emqx_channel:handle_call({takeover, 'begin'}, channel()).
t_handle_call_takeover_end(_) ->
ok = meck:expect(emqx_session, takeover, fun(_) -> ok end),
{shutdown, takeovered, [], _Channel}
= emqx_channel:handle_call({takeover, 'end'}, channel()).
t_handle_call_unexpected(_) ->
error('TODO').
{reply, ignored, _Channel} = emqx_channel:handle_call(unexpected_req, channel()).
%%--------------------------------------------------------------------
%% Test cases for handle_info
%%--------------------------------------------------------------------
t_handle_info_subscribe(_) ->
error('TODO').
ok = meck:expect(emqx_session, subscribe, fun(_, _, _, Session) -> {ok, Session} end),
{ok, _Chan} = emqx_channel:handle_info({subscribe, topic_filters()}, channel()).
t_handle_info_unsubscribe(_) ->
error('TODO').
ok = meck:expect(emqx_session, unsubscribe, fun(_, _, Session) -> {ok, Session} end),
{ok, _Chan} = emqx_channel:handle_info({unsubscribe, topic_filters()}, channel()).
t_handle_info_sock_closed(_) ->
error('TODO').
{ok, _Chan} = emqx_channel:handle_out({sock_closed, reason}, channel(#{conn_state => disconnected})).
%%--------------------------------------------------------------------
%% Test cases for handle_timeout
%%--------------------------------------------------------------------
t_handle_timeout_emit_stats(_) ->
with_chan(fun(Channel) -> 'TODO' end).
{ok, _Chan} = emqx_channel:handle_timeout(make_ref(), {emit_stats, []}, channel()).
t_handle_timeout_keepalive(_) ->
with_chan(fun(Channel) -> 'TODO' end).
{ok, _Chan} = emqx_channel:handle_timeout(make_ref(), {keepalive, 10}, channel()).
t_handle_timeout_retry_delivery(_) ->
with_chan(fun(Channel) -> 'TODO' end).
{ok, _Chan} = emqx_channel:handle_timeout(make_ref(), retry_delivery, channel()).
t_handle_timeout_expire_awaiting_rel(_) ->
with_chan(fun(Channel) -> 'TODO' end).
{ok, _Chan} = emqx_channel:handle_timeout(make_ref(), expire_awaiting_rel, channel()).
t_handle_timeout_expire_session(_) ->
with_chan(fun(Channel) -> 'TODO' end).
{shutdown, expired, _Chan} = emqx_channel:handle_timeout(make_ref(), expire_awaiting_rel, channel()).
t_handle_timeout_will_message(_) ->
with_chan(fun(Channel) -> 'TODO' end).
%%--------------------------------------------------------------------
%% Test cases for ensure_timer
%%--------------------------------------------------------------------
t_ensure_timer(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_reset_timer(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_alive_timer(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_retry_timer(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_await_timer(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_expire_timer(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_will_timer(_) ->
with_chan(fun(Channel) -> error('TODO') end).
{ok, _Chan} = emqx_channel:handle_timeout(make_ref(), will_message, channel()).
%%--------------------------------------------------------------------
%% Test cases for internal functions
%%--------------------------------------------------------------------
t_enrich_conninfo(_) ->
with_chan(fun(Channel) -> error('TODO') end).
{ok, _Chan} = emqx_channel:enrich_conninfo(connpkt(), channel()).
t_enrich_client(_) ->
with_chan(fun(Channel) -> error('TODO') end).
{ok, _ConnPkt, _Chan} = emqx_channel:enrich_client(connpkt(), channel()).
t_check_banned(_) ->
with_chan(fun(Channel) -> error('TODO') end).
ok = emqx_channel:check_banned(connpkt(), channel()).
t_check_flapping(_) ->
with_chan(fun(Channel) -> error('TODO') end).
ok = emqx_channel:check_flapping(connpkt(), channel()).
t_auth_connect(_) ->
with_chan(fun(Channel) -> error('TODO') end).
ok = meck:expect(emqx_access_control, authenticate, fun(_) -> {ok, #{}} end),
{ok, _Chan} = emqx_channel:auth_connect(connpkt(), channel()).
t_process_alias(_) ->
with_chan(fun(Channel) -> error('TODO') end).
Publish = #mqtt_packet_publish{topic_name = <<>>, properties = #{'Topic-Alias' => 1}},
Channel = emqx_channel:set_field(topic_aliases, #{1 => <<"t">>}, channel()),
{ok, #mqtt_packet{variable = #mqtt_packet_publish{topic_name = <<"t">>}}, _Chan}
= emqx_channel:process_alias(#mqtt_packet{variable = Publish}, Channel).
t_check_pub_acl(_) ->
with_chan(fun(Channel) -> error('TODO') end).
Publish = ?PUBLISH_PACKET(?QOS_0, <<"t">>, 1, <<"payload">>),
ok = emqx_channel:check_pub_acl(Publish, channel()).
t_check_pub_alias(_) ->
with_chan(fun(Channel) -> error('TODO') end).
Publish = #mqtt_packet_publish{topic_name = <<>>, properties = #{'Topic-Alias' => 1}},
ok = emqx_channel:check_pub_alias(#mqtt_packet{variable = Publish}, channel()).
t_check_subscribe(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_check_sub_acl(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_check_sub_caps(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_enrich_subid(_) ->
with_chan(fun(Channel) -> error('TODO') end).
t_enrich_subopts(_) ->
with_chan(fun(Channel) -> error('TODO') end).
ok = emqx_channel:check_subscribe(<<"t">>, ?DEFAULT_SUBOPTS, channel()).
t_enrich_caps(_) ->
with_chan(fun(Channel) -> error('TODO') end).
ok = meck:new(emqx_mqtt_caps, [passthrough, no_history]),
ok = meck:expect(emqx_mqtt_caps, get_caps,
fun(_Zone) ->
#{max_packet_size => 1024,
max_qos_allowed => ?QOS_2,
retain_available => true,
max_topic_alias => 10,
shared_subscription => true,
wildcard_subscription => true
}
end),
AckProps = emqx_channel:enrich_caps(#{}, channel()),
?assertMatch(#{'Retain-Available' := 1,
'Maximum-Packet-Size' := 1024,
'Topic-Alias-Maximum' := 10,
'Wildcard-Subscription-Available' := 1,
'Subscription-Identifier-Available' := 1,
'Shared-Subscription-Available' := 1,
'Maximum-QoS' := ?QOS_2
}, AckProps),
ok = meck:unload(emqx_mqtt_caps).
%%--------------------------------------------------------------------
%% Test cases for terminate
%%--------------------------------------------------------------------
t_terminate(_) ->
with_chan(
fun(Channel) ->
'TODO'
end).
ok = emqx_channel:terminate(normal, channel()),
ok = emqx_channel:terminate(sock_error, channel(#{conn_state => connected})),
ok = emqx_channel:terminate({shutdown, kicked}, channel(#{conn_state => connected})).
%%--------------------------------------------------------------------
%% Helper functions
%%--------------------------------------------------------------------
with_connected_channel(TestFun) ->
with_chan(
fun(Channel) ->
TestFun(emqx_channel:set_field(conn_state, connected, Channel))
end).
channel() -> channel(#{}).
channel(InitFields) ->
maps:fold(fun(Field, Value, Channel) ->
emqx_channel:set_field(Field, Value, Channel)
end, default_channel(), InitFields).
with_chan(TestFun) ->
with_chan(#{}, TestFun).
default_channel() ->
Channel = emqx_channel:init(?DEFAULT_CONNINFO, [{zone, zone}]),
Channel1 = emqx_channel:set_field(conn_state, connected, Channel),
emqx_channel:set_field(clientinfo, clientinfo(), Channel1).
with_chan(ConnInfo, TestFun) ->
ConnInfo1 = maps:merge(?DEFAULT_CONNINFO, ConnInfo),
ClientInfo = #{zone => <<"external">>,
protocol => mqtt,
peerhost => {127,0,0,1},
clientid => <<"clientid">>,
username => <<"username">>,
peercert => undefined,
is_bridge => false,
is_superuser => false,
mountpoint => undefined
},
Channel = emqx_channel:init(ConnInfo1, [{zone, testing}]),
Session = emqx_session:init(ClientInfo, ConnInfo1),
Channel1 = emqx_channel:set_field(clientinfo, ClientInfo, Channel),
TestFun(emqx_channel:set_field(session, Session, Channel1)).
clientinfo() -> clientinfo(#{}).
clientinfo(InitProps) ->
maps:merge(#{zone => zone,
protocol => mqtt,
peerhost => {127,0,0,1},
clientid => <<"clientid">>,
username => <<"username">>,
is_superuser => false,
peercert => undefined,
mountpoint => undefined
}, InitProps).
topic_filters() ->
[{<<"+">>, ?DEFAULT_SUBOPTS}, {<<"#">>, ?DEFAULT_SUBOPTS}].
connpkt() ->
#mqtt_packet_connect{
proto_name = <<"MQTT">>,
proto_ver = ?MQTT_PROTO_V4,
is_bridge = false,
clean_start = true,
keepalive = 30,
properties = undefined,
clientid = <<"clientid">>,
username = <<"username">>,
password = <<"passwd">>
}.
session() -> session(#{}).
session(InitFields) when is_map(InitFields) ->
maps:fold(fun(Field, Value, Session) ->
emqx_session:set_field(Field, Value, Session)
end,
emqx_session:init(#{zone => zone}, #{receive_maximum => 0}),
InitFields).