From 4048f16365047ac9b16a5dbf4c3aae0b665a613c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Tue, 23 May 2017 14:04:01 +0200
Subject: Add a test suite for h2spec

h2spec must be preinstalled on the machine and its location
pointed at by the H2SPEC environment variable.
---
 test/h2spec_SUITE.erl | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 test/h2spec_SUITE.erl

(limited to 'test/h2spec_SUITE.erl')

diff --git a/test/h2spec_SUITE.erl b/test/h2spec_SUITE.erl
new file mode 100644
index 0000000..28e3fa8
--- /dev/null
+++ b/test/h2spec_SUITE.erl
@@ -0,0 +1,79 @@
+%% Copyright (c) 2017, 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(h2spec_SUITE).
+-compile(export_all).
+
+-import(ct_helper, [config/2]).
+-import(ct_helper, [doc/1]).
+
+%% ct.
+
+all() ->
+	[h2spec].
+
+init_per_suite(Config) ->
+	case os:getenv("H2SPEC") of
+		false ->
+			skip;
+		_ ->
+			cowboy_test:init_http2(h2spec, #{
+				env => #{dispatch => init_dispatch()}
+			}, Config)
+	end.
+
+end_per_suite(_Config) ->
+	cowboy:stop_listener(h2spec).
+
+%% Dispatch configuration.
+
+init_dispatch() ->
+	cowboy_router:compile([
+		{"localhost", [
+			{"/", hello_h, []}
+		]}
+	]).
+
+%% Tests.
+
+h2spec(Config) ->
+	doc("h2spec test suite for the HTTP/2 protocol."),
+	Self = self(),
+	spawn_link(fun() -> start_port(Config, Self) end),
+	receive
+		{h2spec_exit, 0, Log} ->
+			ct:log("~ts", [Log]),
+			ok;
+		{h2spec_exit, Status, Log} ->
+			ct:log("~ts", [Log]),
+			error({exit_status, Status})
+	end.
+
+start_port(Config, Pid) ->
+	H2spec = os:getenv("H2SPEC"),
+	ListenPort = config(port, Config),
+	Port = open_port(
+		{spawn, H2spec ++ " -S -t -k -p "
+			++ integer_to_list(ListenPort)},
+		[{line, 10000}, {cd, config(priv_dir, Config)}, binary, exit_status]),
+	receive_infinity(Port, Pid, []).
+
+receive_infinity(Port, Pid, Acc) ->
+	receive
+		{Port, {data, {eol, Line}}} ->
+			io:format(user, "~s~n", [Line]),
+			receive_infinity(Port, Pid, [Line|Acc]);
+		{Port, {exit_status, Status}} ->
+			Pid ! {h2spec_exit, Status, [[L, $\n] || L <- lists:reverse(Acc)]}
+	end.
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