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-rw-r--r--test/havoc_SUITE.erl66
1 files changed, 66 insertions, 0 deletions
diff --git a/test/havoc_SUITE.erl b/test/havoc_SUITE.erl
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+%% Copyright (c) 2019, Loïc Hoguin <[email protected]>
+%%
+%% Permission to use, copy, modify, and/or distribute this software for any
+%% purpose with or without fee is hereby granted, provided that the above
+%% copyright notice and this permission notice appear in all copies.
+%%
+%% THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+%% WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+%% MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+%% ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+%% WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+%% ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+%% OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+-module(havoc_SUITE).
+-compile(export_all).
+-compile(nowarn_export_all).
+
+-import(ct_helper, [doc/1]).
+-import(ct_helper, [name/0]).
+
+%% ct.
+
+all() ->
+ ct_helper:all(?MODULE).
+
+init_per_suite(Config) ->
+ {ok, _} = application:ensure_all_started(ranch),
+ ok = application:start(havoc),
+ %% Comment to hide progress reports in the terminal.
+ application:set_env(kernel, logger_sasl_compatible, true),
+ ok = application:start(sasl),
+ %% Enable logging of progress reports.
+ %% They will only be available in the HTML reports by default.
+ ok = logger:set_primary_config(level, info),
+ Config.
+
+end_per_suite(_) ->
+ ok = application:stop(sasl),
+ ok = application:stop(havoc),
+ ok = application:stop(ranch).
+
+%% Tests.
+
+havoc_tcp(_) ->
+ doc("Start a TCP listener, establish a hundred connections, "
+ "run havoc, confirm we can still connect."),
+ %% Start a TCP listener.
+ Name = name(),
+ {ok, _} = ranch:start_listener(Name,
+ ranch_tcp, #{},
+ echo_protocol, []),
+ Port = ranch:get_port(Name),
+ %% Establish a hundred connections.
+ _ = [begin
+ {ok, Socket} = gen_tcp:connect("localhost", Port, [{active, false}]),
+ Socket
+ end || _ <- lists:seq(1, 100)],
+ %% Run Havoc.
+ havoc:on([{applications, [ranch]}]),
+ timer:sleep(60000),
+ havoc:off(),
+ timer:sleep(1000),
+ %% Confirm we can still connect.
+ {ok, _} = gen_tcp:connect("localhost", Port, [{active, false}]),
+ ok = ranch:stop_listener(Name).