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Add test for EAGAIN overflow in gdbusconnection based on David's test.

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This commit is contained in:
Michael Meeks 2010-08-13 17:56:19 +01:00
parent 5d9d3f0318
commit 9be94e8899
1 changed files with 109 additions and 1 deletions
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110
gio/tests/gdbus-peer.c
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@ -42,8 +42,12 @@
#include <sys/socket.h>
#endif
#include "gdbus-tests.h"
/* used in test_overflow */
#ifdef G_OS_UNIX
#include <gio/gunixconnection.h>
#endif
#include "gdbus-tests.h"
#ifdef G_OS_UNIX
static gboolean is_unix = TRUE;
@ -1246,6 +1250,109 @@ test_credentials (void)
/* ---------------------------------------------------------------------------------------------------- */
#if 0 /* def G_OS_UNIX disabled while it fails */
static gboolean
signal_count_cb (GDBusConnection *connection,
GDBusMessage *message,
gboolean incoming,
gpointer user_data)
{
volatile int *p = user_data;
(*p)++;
return TRUE;
}
static void
test_overflow (void)
{
gint sv[2], i;
GSocket *socket;
GSocketConnection *socket_connection;
GDBusConnection *producer, *consumer;
GError *error;
gchar *guid;
pid_t child;
GTimer *timer;
volatile int counter = 0;
g_assert_cmpint (socketpair (AF_UNIX, SOCK_STREAM, 0, sv), ==, 0);
error = NULL;
socket = g_socket_new_from_fd (sv[0], &error);
g_assert_no_error (error);
socket_connection = g_socket_connection_factory_create_connection (socket);
g_assert (socket_connection != NULL);
g_object_unref (socket);
producer = g_dbus_connection_new_sync (G_IO_STREAM (socket_connection),
NULL, /* guid */
G_DBUS_CONNECTION_FLAGS_NONE,
NULL, /* GDBusAuthObserver */
NULL,
&error);
g_dbus_connection_set_exit_on_close (producer, TRUE);
g_assert_no_error (error);
g_object_unref (socket_connection);
/* send enough data that we get an EAGAIN */
for (i = 0; i < 1000; i++)
{
error = NULL;
g_dbus_connection_emit_signal (producer,
NULL, /* destination */
"/org/foo/Object",
"org.foo.Interface",
"Member",
g_variant_new ("(s)", "a string"),
&error);
/* run the main event loop - otherwise GDBusConnection::closed won't be fired */
g_main_context_iteration (NULL, FALSE);
g_assert_no_error (error);
static gint count = 0;
g_print ("%d ", count++);
}
/* now suck it all out as a client, and add it up */
socket = g_socket_new_from_fd (sv[1], &error);
g_assert_no_error (error);
socket_connection = g_socket_connection_factory_create_connection (socket);
g_assert (socket_connection != NULL);
g_object_unref (socket);
guid = g_dbus_generate_guid ();
consumer = g_dbus_connection_new_sync (G_IO_STREAM (socket_connection),
guid,
G_DBUS_CONNECTION_FLAGS_DELAY_MESSAGE_PROCESSING,
NULL, /* GDBusAuthObserver */
NULL,
&error);
g_dbus_connection_add_filter (consumer, signal_count_cb, &counter, NULL);
g_dbus_connection_start_message_processing (consumer);
g_free (guid);
g_assert_no_error (error);
g_object_unref (socket_connection);
timer = g_timer_new ();
g_timer_start (timer);
while (counter < 1000 &&
g_timer_elapsed (timer, NULL) < 5.0)
g_main_context_iteration (NULL, FALSE);
g_assert (counter == 1000);
g_timer_destroy (timer);
g_object_unref (consumer);
g_object_unref (producer);
}
#else
static void
test_overflow (void)
{
}
#endif
/* ---------------------------------------------------------------------------------------------------- */
int
main (int argc,
char *argv[])
@ -1270,6 +1377,7 @@ main (int argc,
g_test_add_func ("/gdbus/delayed-message-processing", delayed_message_processing);
g_test_add_func ("/gdbus/nonce-tcp", test_nonce_tcp);
g_test_add_func ("/gdbus/credentials", test_credentials);
g_test_add_func ("/gdbus/overflow", test_overflow);
ret = g_test_run();