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/* GIO - GLib Input, Output and Streaming Library
*
* Copyright (C) 2018 Igalia S.L.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include <gio/gio.h>
static void
on_connected (GObject *source_object,
GAsyncResult *result,
gpointer user_data)
{
GSocketConnection *conn;
GError *error = NULL;
conn = g_socket_client_connect_to_uri_finish (G_SOCKET_CLIENT (source_object), result, &error);
g_assert_no_error (error);
g_object_unref (conn);
g_main_loop_quit (user_data);
}
static void
test_happy_eyeballs (void)
{
GSocketClient *client;
GSocketService *service;
GError *error = NULL;
guint16 port;
GMainLoop *loop;
loop = g_main_loop_new (NULL, FALSE);
service = g_socket_service_new ();
port = g_socket_listener_add_any_inet_port (G_SOCKET_LISTENER (service), NULL, &error);
g_assert_no_error (error);
g_socket_service_start (service);
/* All of the magic here actually happens in slow-connect-preload.c
* which as you would guess is preloaded. So this is just making a
* normal connection that happens to take 600ms each time. This will
* trigger the logic to make multiple parallel connections.
*/
client = g_socket_client_new ();
g_socket_client_connect_to_host_async (client, "localhost", port, NULL, on_connected, loop);
g_main_loop_run (loop);
g_main_loop_unref (loop);
g_object_unref (service);
g_object_unref (client);
}
static void
on_connected_cancelled (GObject *source_object,
GAsyncResult *result,
gpointer user_data)
{
GSocketConnection *conn;
GError *error = NULL;
conn = g_socket_client_connect_to_uri_finish (G_SOCKET_CLIENT (source_object), result, &error);
g_assert_error (error, G_IO_ERROR, G_IO_ERROR_CANCELLED);
g_assert_null (conn);
g_error_free (error);
g_main_loop_quit (user_data);
}
typedef struct
{
GCancellable *cancellable;
gboolean completed;
} EventCallbackData;
static void
on_event (GSocketClient *client,
GSocketClientEvent event,
GSocketConnectable *connectable,
GIOStream *connection,
EventCallbackData *data)
{
if (data->cancellable && event == G_SOCKET_CLIENT_CONNECTED)
{
g_cancellable_cancel (data->cancellable);
}
else if (event == G_SOCKET_CLIENT_COMPLETE)
{
data->completed = TRUE;
g_assert_null (connection);
}
}
static void
test_happy_eyeballs_cancel_delayed (void)
{
GSocketClient *client;
GSocketService *service;
GError *error = NULL;
guint16 port;
GMainLoop *loop;
EventCallbackData data = { NULL, FALSE };
/* This just tests that cancellation works as expected, still emits the completed signal,
* and never returns a connection */
loop = g_main_loop_new (NULL, FALSE);
service = g_socket_service_new ();
port = g_socket_listener_add_any_inet_port (G_SOCKET_LISTENER (service), NULL, &error);
g_assert_no_error (error);
g_socket_service_start (service);
client = g_socket_client_new ();
data.cancellable = g_cancellable_new ();
g_socket_client_connect_to_host_async (client, "localhost", port, data.cancellable, on_connected_cancelled, loop);
g_signal_connect (client, "event", G_CALLBACK (on_event), &data);
g_main_loop_run (loop);
g_assert_true (data.completed);
g_main_loop_unref (loop);
g_object_unref (service);
g_object_unref (client);
g_object_unref (data.cancellable);
}
static void
test_happy_eyeballs_cancel_instant (void)
{
GSocketClient *client;
GSocketService *service;
GError *error = NULL;
guint16 port;
GMainLoop *loop;
GCancellable *cancel;
EventCallbackData data = { NULL, FALSE };
/* This tests the same things as above, test_happy_eyeballs_cancel_delayed(), but
* with different timing since it sends an already cancelled cancellable */
loop = g_main_loop_new (NULL, FALSE);
service = g_socket_service_new ();
port = g_socket_listener_add_any_inet_port (G_SOCKET_LISTENER (service), NULL, &error);
g_assert_no_error (error);
g_socket_service_start (service);
client = g_socket_client_new ();
cancel = g_cancellable_new ();
g_cancellable_cancel (cancel);
g_socket_client_connect_to_host_async (client, "localhost", port, cancel, on_connected_cancelled, loop);
g_signal_connect (client, "event", G_CALLBACK (on_event), &data);
g_main_loop_run (loop);
g_assert_true (data.completed);
g_main_loop_unref (loop);
g_object_unref (service);
g_object_unref (client);
g_object_unref (cancel);
}
int
main (int argc, char *argv[])
{
g_test_init (&argc, &argv, NULL);
g_test_add_func ("/socket-client/happy-eyeballs/slow", test_happy_eyeballs);
g_test_add_func ("/socket-client/happy-eyeballs/cancellation/instant", test_happy_eyeballs_cancel_instant);
g_test_add_func ("/socket-client/happy-eyeballs/cancellation/delayed", test_happy_eyeballs_cancel_delayed);
return g_test_run ();
}
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