aboutsummaryrefslogtreecommitdiffstats
path: root/test/h2specd_SUITE.erl
blob: b4c93f0d6a59561796ae8eeee01f53f36135b8df (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
%% Copyright (c) 2018-2020, 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(h2specd_SUITE).
-compile(export_all).
-compile(nowarn_export_all).

-import(ct_helper, [config/2]).
-import(ct_helper, [doc/1]).

%% ct.

all() ->
	[h2specd].

init_per_suite(Config) ->
	case os:getenv("H2SPECD") of
		false -> {skip, "$H2SPECD isn't set."};
		H2specd ->
			case filelib:is_file(H2specd) of
				false -> {skip, "$H2SPECD file not found."};
				true ->
					%% We ensure that SASL is started for this test suite
					%% to have the crash reports in the CT logs.
					{ok, Apps} = application:ensure_all_started(sasl),
					[{sasl_started, Apps =/= []}|Config]
			end
	end.

end_per_suite(Config) ->
	case config(sasl_started, Config) of
		true -> application:stop(sasl);
		false -> ok
	end.

%% Tests.

h2specd(Config) ->
	doc("h2specd test suite for the HTTP/2 protocol."),
	Self = self(),
	Pid = spawn_link(fun() -> start_port(Config, Self) end),
	receive ready -> ok after 10000 -> error(timeout) end,
	try
		run_tests(),
		timer:sleep(100),
		maybe_fail()
	after
		unlink(Pid),
		os:cmd("killall h2specd")
	end.

start_port(Config, Pid) ->
	H2specd = os:getenv("H2SPECD"),
	Port = open_port(
		{spawn, H2specd ++ " -S -p 45678"},
		[{line, 10000}, {cd, config(priv_dir, Config)}, binary, exit_status]),
	Pid ! ready,
	receive_infinity(Port, []).

receive_infinity(Port, Acc) ->
	receive
		{Port, {data, {eol, Line}}} ->
			ct:log("~ts", [Line]),
			%% Somehow we may receive the same line multiple times.
			%% We therefore only print if it's a line we didn't print before.
			case lists:member(Line, Acc) of
				false -> io:format(user, "~s~n", [Line]);
				true -> ok
			end,
			receive_infinity(Port, [Line|Acc]);
		{Port, Reason={exit_status, _}} ->
			ct:log("~ts", [[[L, $\n] || L <- lists:reverse(Acc)]]),
			exit({shutdown, Reason})
	end.

run_tests() ->
	timer:sleep(1000),
	Tests = scrape_tests(),
	ct:pal("Test ports: ~p~n", [Tests]),
	run_tests(Tests),
	timer:sleep(1000).

run_tests([]) ->
	ok;
run_tests([Port|Tail]) ->
	try
		{ok, Conn} = gun:open("127.0.0.1", Port, #{
			protocols => [http2],
			retry => 0,
			tcp_opts => [{nodelay, true}]
		}),
		MRef = monitor(process, Conn),
		{ok, http2} = gun:await_up(Conn),
		StreamRef = gun:get(Conn, "/"),
		receive
			{gun_response, Conn, StreamRef, _, _, _} ->
				timer:sleep(100);
			{'DOWN', MRef, process, Conn, _} ->
				ok
		after 100 ->
			ok
		end
	after
		run_tests(Tail)
	end.

scrape_tests() ->
	{ok, Conn} = gun:open("127.0.0.1", 45678),
	{ok, http} = gun:await_up(Conn),
	StreamRef = gun:get(Conn, "/"),
	{response, nofin, 200, _} = gun:await(Conn, StreamRef),
	{ok, Body} = gun:await_body(Conn, StreamRef),
	ok = gun:close(Conn),
	{match, Matches} = re:run(Body, "<a href=\"(.*?)\"", [global, {capture, all, binary}]),
	[binary_to_integer(Port)
		|| [_, <<"http://127.0.0.1:", Port:5/binary, "/">>] <- Matches].

maybe_fail() ->
	{ok, Conn} = gun:open("127.0.0.1", 45678),
	{ok, http} = gun:await_up(Conn),
	StreamRef = gun:get(Conn, "/report", [{<<"accept">>, "text/plain"}]),
	{response, nofin, 200, _} = gun:await(Conn, StreamRef),
	{ok, Body} = gun:await_body(Conn, StreamRef),
	ok = gun:close(Conn),
	case binary:match(Body, <<"0 skipped, 0 failed">>) of
		nomatch -> exit(failed);
		_ -> ok
	end.