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#include <string.h>
#include <glib.h>
#include <stdlib.h>
/* Test the DBus communication code.
*/
#include "../engine/dconf-engine.h"
static gboolean okay_in_main;
static GThread *main_thread;
static GThread *dbus_thread;
static GQueue async_call_success_queue;
static GQueue async_call_error_queue;
static GMutex async_call_queue_lock;
static gboolean signal_was_received;
static void
wait_for_queue_to_empty (GQueue *queue)
{
okay_in_main = TRUE;
while (TRUE)
{
gboolean is_empty;
g_mutex_lock (&async_call_queue_lock);
is_empty = g_queue_is_empty (queue);
g_mutex_unlock (&async_call_queue_lock);
if (is_empty)
return;
g_main_context_iteration (NULL, TRUE);
}
okay_in_main = FALSE;
}
static gboolean
just_wake (gpointer user_data)
{
return G_SOURCE_REMOVE;
}
static void
signal_if_queue_is_empty (GQueue *queue)
{
gboolean is_empty;
g_mutex_lock (&async_call_queue_lock);
is_empty = g_queue_is_empty (queue);
g_mutex_unlock (&async_call_queue_lock);
if (is_empty)
g_idle_add (just_wake, NULL);
}
const GVariantType *
dconf_engine_call_handle_get_expected_type (DConfEngineCallHandle *handle)
{
return (GVariantType *) handle;
}
void
dconf_engine_call_handle_reply (DConfEngineCallHandle *handle,
GVariant *parameters,
const GError *error)
{
DConfEngineCallHandle *expected_handle;
/* Ensure that messages are never delivered in the main thread except
* by way of a mainloop (ie: not during sync calls).
*
* It's okay if they are delivered in another thread at the same time
* as a sync call is happening in the main thread, though...
*/
g_assert_true (g_thread_self () != main_thread || okay_in_main);
/* Make sure that we only ever receive D-Bus calls from a single
* thread.
*/
if (!dbus_thread)
dbus_thread = g_thread_self ();
g_assert_true (g_thread_self () == dbus_thread);
/* This is the passing case. */
if (parameters != NULL)
{
g_mutex_lock (&async_call_queue_lock);
g_assert_true (g_queue_is_empty (&async_call_error_queue));
expected_handle = g_queue_pop_head (&async_call_success_queue);
g_mutex_unlock (&async_call_queue_lock);
g_assert_nonnull (parameters);
g_assert_null (error);
g_assert_true (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("(s)")));
g_assert_true (expected_handle == handle);
g_variant_type_free ((GVariantType *) handle);
signal_if_queue_is_empty (&async_call_success_queue);
}
else
{
g_mutex_lock (&async_call_queue_lock);
g_assert_true (g_queue_is_empty (&async_call_success_queue));
expected_handle = g_queue_pop_head (&async_call_error_queue);
g_mutex_unlock (&async_call_queue_lock);
g_assert_null (parameters);
g_assert_nonnull (error);
g_assert_true (expected_handle == handle);
g_variant_type_free ((GVariantType *) handle);
signal_if_queue_is_empty (&async_call_error_queue);
}
}
void
dconf_engine_handle_dbus_signal (GBusType bus_type,
const gchar *bus_name,
const gchar *object_path,
const gchar *signal_name,
GVariant *parameters)
{
g_assert_true (g_thread_self () != main_thread || okay_in_main);
if (!dbus_thread)
dbus_thread = g_thread_self ();
g_assert_true (g_thread_self () == dbus_thread);
if (g_str_equal (signal_name, "TestSignal"))
{
GVariant *expected;
expected = g_variant_parse (NULL, "('1', ['2', '3'])", NULL, NULL, NULL);
g_assert_cmpvariant (parameters, expected);
g_variant_unref (expected);
signal_was_received = TRUE;
g_idle_add (just_wake, NULL);
}
}
static void
test_creation_error_sync_with_error (void)
{
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
/* Sync with 'error' */
if (g_test_subprocess ())
{
GError *error = NULL;
GVariant *reply;
g_setenv ("DBUS_SESSION_BUS_ADDRESS", "some nonsense", 1);
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("()"), G_VARIANT_TYPE ("(as)"), &error);
g_assert_null (reply);
g_assert_nonnull (error);
g_assert_nonnull (strstr (error->message, "some nonsense"));
return;
}
g_test_trap_subprocess (NULL, 0, 0);
g_test_trap_assert_passed ();
}
static void
test_creation_error_sync_without_error (void)
{
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
/* Sync without 'error' */
if (g_test_subprocess ())
{
GVariant *reply;
g_setenv ("DBUS_SESSION_BUS_ADDRESS", "some nonsense", 1);
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("()"), G_VARIANT_TYPE ("(as)"), NULL);
g_assert_null (reply);
return;
}
g_test_trap_subprocess (NULL, 0, 0);
g_test_trap_assert_passed ();
}
static void
test_creation_error_async (void)
{
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
/* Async */
if (g_test_subprocess ())
{
DConfEngineCallHandle *handle;
GError *error = NULL;
gboolean success;
g_setenv ("DBUS_SESSION_BUS_ADDRESS", "some nonsense", 1);
handle = (gpointer) g_variant_type_new ("(s)");
g_mutex_lock (&async_call_queue_lock);
g_queue_push_tail (&async_call_error_queue, handle);
g_mutex_unlock (&async_call_queue_lock);
success = dconf_engine_dbus_call_async_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("()"), handle, &error);
/* This could either fail immediately or asynchronously, depending
* on how the backend is setup.
*/
if (success)
{
g_assert_no_error (error);
wait_for_queue_to_empty (&async_call_error_queue);
}
else
g_assert_nonnull (error);
return;
}
g_test_trap_subprocess (NULL, 0, 0);
g_test_trap_assert_passed ();
}
static void
test_sync_call_success (void)
{
GError *error = NULL;
gchar *session_id;
gchar *system_id;
GVariant *reply;
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "ListNames",
g_variant_new ("()"), G_VARIANT_TYPE ("(as)"), &error);
g_assert_no_error (error);
g_assert_nonnull (reply);
g_assert_true (g_variant_is_of_type (reply, G_VARIANT_TYPE ("(as)")));
g_variant_unref (reply);
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("()"), G_VARIANT_TYPE ("(s)"), &error);
g_assert_no_error (error);
g_assert_nonnull (reply);
g_assert_true (g_variant_is_of_type (reply, G_VARIANT_TYPE ("(s)")));
g_variant_get (reply, "(s)", &session_id);
g_variant_unref (reply);
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SYSTEM,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("()"), G_VARIANT_TYPE ("(s)"), &error);
g_assert_no_error (error);
g_assert_nonnull (reply);
g_assert_true (g_variant_is_of_type (reply, G_VARIANT_TYPE ("(s)")));
g_variant_get (reply, "(s)", &system_id);
g_variant_unref (reply);
/* Make sure we actually saw two separate buses */
g_assert_cmpstr (session_id, !=, system_id);
g_free (session_id);
g_free (system_id);
}
static void
test_sync_call_error (void)
{
GError *error = NULL;
GVariant *reply;
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
/* Test receiving errors from the other side */
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("(s)", ""), G_VARIANT_TYPE_UNIT, &error);
g_assert_null (reply);
g_assert_nonnull (error);
g_assert_nonnull (strstr (error->message, "org.freedesktop.DBus.Error.InvalidArgs"));
g_clear_error (&error);
/* Test with 'ay' to make sure transmitting that works as well */
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("(ay)", NULL), G_VARIANT_TYPE_UNIT, &error);
g_assert_null (reply);
g_assert_nonnull (error);
g_assert_nonnull (strstr (error->message, "org.freedesktop.DBus.Error.InvalidArgs"));
g_clear_error (&error);
/* Test reply type errors */
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("()"), G_VARIANT_TYPE ("(u)"), &error);
g_assert_null (reply);
g_assert_nonnull (error);
g_assert_nonnull (strstr (error->message, " type "));
g_clear_error (&error);
/* Test two oddities:
*
* - first, the dbus-1 backend can't handle return types other than
* 's' and 'as', so we do a method call that will get something
* else in order that we can check that the failure is treated
* properly
*
* - next, we want to make sure that the filter function for
* gdbus-filter doesn't block incoming method calls
*/
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "RequestName",
g_variant_new_parsed ("('ca.desrt.dconf.testsuite', uint32 0)"),
G_VARIANT_TYPE ("(u)"), &error);
if (reply != NULL)
{
guint s;
/* It worked, so we must be on gdbus... */
g_assert_no_error (error);
g_variant_get (reply, "(u)", &s);
g_assert_cmpuint (s, ==, 1);
g_variant_unref (reply);
/* Ping ourselves... */
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"ca.desrt.dconf.testsuite", "/", "org.freedesktop.DBus.Peer",
"Ping", g_variant_new ("()"), G_VARIANT_TYPE_UNIT, &error);
g_assert_nonnull (reply);
g_assert_no_error (error);
g_variant_unref (reply);
}
else
{
/* Else, we're on dbus1...
*
* Check that the error was emitted correctly.
*/
g_assert_cmpstr (error->message, ==, "unable to handle message type '(u)'");
g_clear_error (&error);
}
}
static void
test_async_call_success (void)
{
gint i;
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
for (i = 0; i < 1000; i++)
{
DConfEngineCallHandle *handle;
GError *error = NULL;
gboolean success;
handle = (gpointer) g_variant_type_new ("(s)");
g_mutex_lock (&async_call_queue_lock);
g_queue_push_tail (&async_call_success_queue, handle);
g_mutex_unlock (&async_call_queue_lock);
success = dconf_engine_dbus_call_async_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("()"), handle, &error);
g_assert_no_error (error);
g_assert_true (success);
}
wait_for_queue_to_empty (&async_call_success_queue);
}
static void
test_async_call_error (void)
{
DConfEngineCallHandle *handle;
GError *error = NULL;
gboolean success;
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
handle = (gpointer) g_variant_type_new ("(s)");
g_mutex_lock (&async_call_queue_lock);
g_queue_push_tail (&async_call_error_queue, handle);
g_mutex_unlock (&async_call_queue_lock);
success = dconf_engine_dbus_call_async_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("(s)", ""), handle, &error);
g_assert_no_error (error);
g_assert_true (success);
wait_for_queue_to_empty (&async_call_error_queue);
}
static void
test_sync_during_async (void)
{
DConfEngineCallHandle *handle;
GError *error = NULL;
gboolean success;
GVariant *reply;
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
handle = (gpointer) g_variant_type_new ("(s)");
g_mutex_lock (&async_call_queue_lock);
g_queue_push_tail (&async_call_success_queue, handle);
g_mutex_unlock (&async_call_queue_lock);
success = dconf_engine_dbus_call_async_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "GetId",
g_variant_new ("()"), handle, &error);
g_assert_no_error (error);
g_assert_true (success);
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "ListNames",
g_variant_new ("()"), G_VARIANT_TYPE ("(as)"), &error);
g_assert_no_error (error);
g_assert_nonnull (reply);
g_variant_unref (reply);
wait_for_queue_to_empty (&async_call_success_queue);
}
static gboolean
did_not_receive_signal (gpointer user_data)
{
g_assert_not_reached ();
}
static void
test_signal_receipt (void)
{
GError *error = NULL;
GVariant *reply;
gint status;
guint id;
if (g_getenv ("DISPLAY") == NULL || g_strcmp0 (g_getenv ("DISPLAY"), "") == 0)
{
g_test_skip ("FIXME: D-Bus tests do not work on CI at the moment");
return;
}
reply = dconf_engine_dbus_call_sync_func (G_BUS_TYPE_SESSION,
"org.freedesktop.DBus", "/", "org.freedesktop.DBus", "AddMatch",
g_variant_new ("(s)", "type='signal',interface='ca.desrt.dconf.Writer'"),
G_VARIANT_TYPE_UNIT, &error);
g_assert_no_error (error);
g_assert_nonnull (reply);
g_variant_unref (reply);
status = system ("gdbus emit --session "
"--object-path /ca/desrt/dconf/Writer/testcase "
"--signal ca.desrt.dconf.Writer.TestSignal "
"\"'1'\" \"['2', '3']\"");
g_assert_cmpint (status, ==, 0);
id = g_timeout_add (30000, did_not_receive_signal, NULL);
while (!signal_was_received)
g_main_context_iteration (NULL, FALSE);
g_source_remove (id);
}
int
main (int argc, char **argv)
{
g_test_init (&argc, &argv, NULL);
main_thread = g_thread_self ();
dconf_engine_dbus_init_for_testing ();
/* test_creation_error absolutely must come first */
if (!g_str_equal (DBUS_BACKEND, "/libdbus-1"))
{
g_test_add_func (DBUS_BACKEND "/creation/error/sync-with-error", test_creation_error_sync_with_error);
g_test_add_func (DBUS_BACKEND "/creation/error/sync-without-error", test_creation_error_sync_without_error);
g_test_add_func (DBUS_BACKEND "/creation/error/async", test_creation_error_async);
}
g_test_add_func (DBUS_BACKEND "/sync-call/success", test_sync_call_success);
g_test_add_func (DBUS_BACKEND "/sync-call/error", test_sync_call_error);
g_test_add_func (DBUS_BACKEND "/async-call/success", test_async_call_success);
g_test_add_func (DBUS_BACKEND "/async-call/error", test_async_call_error);
g_test_add_func (DBUS_BACKEND "/sync-call/during-async", test_sync_during_async);
g_test_add_func (DBUS_BACKEND "/signal/receipt", test_signal_receipt);
return g_test_run ();
}
|
