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cowboy/test/plain_handler_SUITE.erl
Loïc Hoguin fbd680f0f6
Properly handle external exits of request processes
Because the exit reason doesn't include the stacktrace they
were ignored. Now they are properly handled. The error message
was changed slightly to accomodate.
2025-02-08 14:53:54 +01:00

91 lines
2.8 KiB
Erlang

%% Copyright (c) 2018-2024, Loïc Hoguin <essen@ninenines.eu>
%%
%% 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(plain_handler_SUITE).
-compile(export_all).
-compile(nowarn_export_all).
-import(ct_helper, [config/2]).
-import(ct_helper, [doc/1]).
-import(cowboy_test, [gun_open/1]).
%% ct.
all() ->
cowboy_test:common_all().
groups() ->
cowboy_test:common_groups(ct_helper:all(?MODULE)).
init_per_suite(Config) ->
ct_helper:create_static_dir(config(priv_dir, Config) ++ "/static"),
Config.
end_per_suite(Config) ->
ct_helper:delete_static_dir(config(priv_dir, Config) ++ "/static").
init_per_group(Name, Config) ->
cowboy_test:init_common_groups(Name, Config, ?MODULE).
end_per_group(Name, _) ->
cowboy_test:stop_group(Name).
%% Routes.
init_dispatch(_) ->
cowboy_router:compile([{"localhost", [
{"/crash/external_exit", crash_h, external_exit},
{"/crash/no_reply", crash_h, no_reply},
{"/crash/reply", crash_h, reply}
]}]).
%% Tests.
crash_after_reply(Config) ->
doc("A plain handler crash after a response was sent "
"results in no 500 response."),
ConnPid = gun_open(Config),
Ref = gun:get(ConnPid, "/crash/reply", [
{<<"accept-encoding">>, <<"gzip">>}
]),
Protocol = config(protocol, Config),
_ = case gun:await(ConnPid, Ref) of
{response, fin, 200, _} ->
{error, timeout} = gun:await(ConnPid, Ref, 1000);
%% See maybe_h3_error comment for details.
{error, {stream_error, {stream_error, h3_internal_error, _}}}
when Protocol =:= http3 ->
ok
end,
gun:close(ConnPid).
crash_before_reply(Config) ->
doc("A plain handler crash before a response was sent "
"results in a 500 response."),
ConnPid = gun_open(Config),
Ref = gun:get(ConnPid, "/crash/no_reply", [
{<<"accept-encoding">>, <<"gzip">>}
]),
{response, fin, 500, _} = gun:await(ConnPid, Ref),
gun:close(ConnPid).
external_exit_before_reply(Config) ->
doc("A plain handler exits externally before a response was sent "
"results in a 500 response."),
ConnPid = gun_open(Config),
Ref = gun:get(ConnPid, "/crash/external_exit", [
{<<"accept-encoding">>, <<"gzip">>}
]),
{response, fin, 500, _} = gun:await(ConnPid, Ref),
gun:close(ConnPid).