Add tests for --gapplication-replace

Test the GApplication replacement functionality.
This commit is contained in:
Matthias Clasen
2018-08-24 20:02:34 +00:00
parent 3a4b18f903
commit 136f83eefd

View File

@@ -969,6 +969,156 @@ test_api (void)
g_object_unref (app);
}
/* Check that G_APPLICATION_ALLOW_REPLACEMENT works. To do so, we launch
* a GApplication in this process that allows replacement, and then
* launch a subprocess with --gapplication-replace. We have to do our
* own async version of g_test_trap_subprocess() here since we need
* the main process to keep spinning its mainloop.
*/
static gboolean
name_was_lost (GApplication *app,
gboolean *called)
{
*called = TRUE;
g_application_quit (app);
return TRUE;
}
static void
startup_in_subprocess (GApplication *app,
gboolean *called)
{
*called = TRUE;
}
typedef struct
{
gboolean allow_replacement;
GSubprocess *subprocess;
} TestReplaceData;
static void
startup_cb (GApplication *app,
TestReplaceData *data)
{
const char *argv[] = { NULL, "--verbose", "--quiet", "-p", NULL, "--GTestSubprocess", NULL };
GSubprocessLauncher *launcher;
GError *local_error = NULL;
g_application_hold (app);
argv[0] = g_get_prgname ();
if (data->allow_replacement)
argv[4] = "/gapplication/replace";
else
argv[4] = "/gapplication/no-replace";
/* Now that we are the primary instance, launch our replacement.
* We inherit the environment to share the test session bus.
*/
g_test_message ("launching subprocess");
launcher = g_subprocess_launcher_new (G_SUBPROCESS_FLAGS_NONE);
g_subprocess_launcher_set_environ (launcher, NULL);
data->subprocess = g_subprocess_launcher_spawnv (launcher, argv, &local_error);
g_assert_no_error (local_error);
g_object_unref (launcher);
if (!data->allow_replacement)
{
/* make sure we exit after a bit, if the subprocess is not replacing us */
g_application_set_inactivity_timeout (app, 500);
g_application_release (app);
}
}
static void
activate (gpointer data)
{
/* GApplication complains if we don't connect to ::activate */
}
static gboolean
quit_already (gpointer data)
{
GApplication *app = data;
g_application_quit (app);
return G_SOURCE_REMOVE;
}
static void
test_replace (gconstpointer data)
{
gboolean allow = GPOINTER_TO_INT (data);
if (g_test_subprocess ())
{
char *binpath = g_test_build_filename (G_TEST_BUILT, "unimportant", NULL);
char *argv[] = { binpath, "--gapplication-replace", NULL };
GApplication *app;
gboolean startup = FALSE;
app = g_application_new ("org.gtk.TestApplication.Replace", G_APPLICATION_ALLOW_REPLACEMENT);
g_signal_connect (app, "startup", G_CALLBACK (startup_in_subprocess), &startup);
g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
g_application_run (app, G_N_ELEMENTS (argv) - 1, argv);
if (allow)
g_assert_true (startup);
else
g_assert_false (startup);
g_object_unref (app);
g_free (binpath);
}
else
{
char *binpath = g_test_build_filename (G_TEST_BUILT, "unimportant", NULL);
gchar *argv[] = { binpath, NULL };
GApplication *app;
gboolean name_lost = FALSE;
TestReplaceData data;
GTestDBus *bus;
data.allow_replacement = allow;
data.subprocess = NULL;
bus = g_test_dbus_new (0);
g_test_dbus_up (bus);
app = g_application_new ("org.gtk.TestApplication.Replace", allow ? G_APPLICATION_ALLOW_REPLACEMENT : G_APPLICATION_FLAGS_NONE);
g_application_set_inactivity_timeout (app, 500);
g_signal_connect (app, "name-lost", G_CALLBACK (name_was_lost), &name_lost);
g_signal_connect (app, "startup", G_CALLBACK (startup_cb), &data);
g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
if (!allow)
g_timeout_add_seconds (1, quit_already, app);
g_application_run (app, G_N_ELEMENTS (argv) - 1, argv);
g_assert_nonnull (data.subprocess);
if (allow)
g_assert_true (name_lost);
else
g_assert_false (name_lost);
g_object_unref (app);
g_free (binpath);
g_subprocess_wait (data.subprocess, NULL, NULL);
g_clear_object (&data.subprocess);
g_test_dbus_down (bus);
g_object_unref (bus);
}
}
int
main (int argc, char **argv)
{
@@ -976,7 +1126,8 @@ main (int argc, char **argv)
g_test_init (&argc, &argv, NULL);
g_test_dbus_unset ();
if (!g_test_subprocess ())
g_test_dbus_unset ();
g_test_add_func ("/gapplication/no-dbus", test_nodbus);
/* g_test_add_func ("/gapplication/basic", basic); */
@@ -996,6 +1147,8 @@ main (int argc, char **argv)
g_test_add_func ("/gapplication/test-handle-local-options2", test_handle_local_options_failure);
g_test_add_func ("/gapplication/test-handle-local-options3", test_handle_local_options_passthrough);
g_test_add_func ("/gapplication/api", test_api);
g_test_add_data_func ("/gapplication/replace", GINT_TO_POINTER (TRUE), test_replace);
g_test_add_data_func ("/gapplication/no-replace", GINT_TO_POINTER (FALSE), test_replace);
return g_test_run ();
}