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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2004-2018. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
%%
-module(ssh_eqc_client_info_timing).
-compile(export_all).
-proptest(eqc).
-proptest([triq,proper]).
-ifndef(EQC).
-ifndef(PROPER).
-ifndef(TRIQ).
-define(EQC,true).
%%-define(PROPER,true).
%%-define(TRIQ,true).
-endif.
-endif.
-endif.
-ifdef(EQC).
-include_lib("eqc/include/eqc.hrl").
-define(MOD_eqc,eqc).
-else.
-ifdef(PROPER).
-include_lib("proper/include/proper.hrl").
-define(MOD_eqc,proper).
-else.
-ifdef(TRIQ).
-define(MOD_eqc,triq).
-include_lib("triq/include/triq.hrl").
-endif.
-endif.
-endif.
%%% Properties:
prop_seq(Config) ->
error_logger:tty(false),
{ok,Pid} = ssh_eqc_event_handler:add_report_handler(),
{_, _, Port} = init_daemon(Config),
numtests(1000,
?FORALL(Delay, choose(0,100),%% Micro seconds
try
send_bad_sequence(Port, Delay, Pid),
not any_relevant_error_report(Pid)
catch
C:E:S -> ct:log("~p:~p~n~p",[C,E,S]),
false
end
)).
send_bad_sequence(Port, Delay, Pid) ->
send_bad_sequence(Port, Delay, Pid, 10).
send_bad_sequence(Port, Delay, Pid, N) ->
case gen_tcp:connect("localhost",Port,[]) of
{ok,S} ->
gen_tcp:send(S,"Illegal info-string\r\n"),
ssh_test_lib:sleep_microsec(Delay),
gen_tcp:close(S);
{error,econnreset} when N>0 ->
timer:sleep(1),
send_bad_sequence(Port, Delay, Pid, N-1)
end.
any_relevant_error_report(Pid) ->
{ok, Reports} = ssh_eqc_event_handler:get_reports(Pid),
lists:any(fun({error_report,_,{_,supervisor_report,L}}) when is_list(L) ->
lists:member({reason,{badmatch,{error,closed}}}, L);
(_) ->
false
end, Reports).
%%%================================================================
init_daemon(Config) ->
ok = begin ssh:stop(), ssh:start() end,
DataDir = proplists:get_value(data_dir, Config),
ssh_test_lib:daemon([{system_dir,DataDir}]).
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