Stop using gtk_main_quit

Stop using gtk_main and gtk_main_quit in tests and
examples. These APIs are on the way out.

9 files changed, 326 insertions, 114 deletions

diff --git a/docs/tools/shooter.c b/docs/tools/shooter.c
index 6bbaccf19a..3cb1f86414 100644
--- a/docs/tools/shooter.c
+++ b/docs/tools/shooter.c
@@ -232,7 +232,7 @@ shoot_one (WidgetInfo *info)
   if (g_list_find (toplevels, info) == NULL)
     {
       g_warning ("Widget not found in queue");
-      gtk_main_quit ();
+      exit (1);
     }
 
   window = gtk_native_get_surface (GTK_NATIVE (info->window));
@@ -259,7 +259,7 @@ shoot_one (WidgetInfo *info)
   /* remove from the queue and try to load up another */
   toplevels = g_list_remove (toplevels, info);
   if (toplevels == NULL)
-    gtk_main_quit ();
+    exit (0);
   else
     queue_show ();
 
diff --git a/examples/builder.c b/examples/builder.c
index eb97a7fc90..261a099697 100644
--- a/examples/builder.c
+++ b/examples/builder.c
@@ -8,6 +8,16 @@ print_hello (GtkWidget *widget,
   g_print ("Hello World\n");
 }
 
+static void
+quit_cb (GtkWidget *widget, gpointer data)
+{
+  gboolean *done = data;
+
+  *done = TRUE;
+
+  g_main_context_wakeup (NULL);
+}
+
 int
 main (int   argc,
       char *argv[])
@@ -15,6 +25,7 @@ main (int   argc,
   GtkBuilder *builder;
   GObject *window;
   GObject *button;
+  gboolean done = FALSE;
 
 #ifdef GTK_SRCDIR
   g_chdir (GTK_SRCDIR);
@@ -28,7 +39,7 @@ main (int   argc,
 
   /* Connect signal handlers to the constructed widgets. */
   window = gtk_builder_get_object (builder, "window");
-  g_signal_connect (window, "destroy", G_CALLBACK (gtk_main_quit), NULL);
+  g_signal_connect (window, "destroy", G_CALLBACK (quit_cb), &done);
 
   button = gtk_builder_get_object (builder, "button1");
   g_signal_connect (button, "clicked", G_CALLBACK (print_hello), NULL);
@@ -37,9 +48,12 @@ main (int   argc,
   g_signal_connect (button, "clicked", G_CALLBACK (print_hello), NULL);
 
   button = gtk_builder_get_object (builder, "quit");
-  g_signal_connect (button, "clicked", G_CALLBACK (gtk_main_quit), NULL);
+  g_signal_connect (button, "clicked", G_CALLBACK (quit_cb), &done);
+
+  gtk_widget_show (GTK_WIDGET (window));
 
-  gtk_main ();
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   return 0;
 }
diff --git a/testsuite/gtk/builder.c b/testsuite/gtk/builder.c
index 8544ab2d4d..b1d412ca62 100644
--- a/testsuite/gtk/builder.c
+++ b/testsuite/gtk/builder.c
@@ -1410,7 +1410,6 @@ test_accelerators (void)
     "  <object class=\"GtkWindow\" id=\"window1\">"
     "    <child>"
     "      <object class=\"GtkTreeView\" id=\"treeview1\">"
-    "        <signal name=\"cursor-changed\" handler=\"gtk_main_quit\"/>"
     "      </object>"
     "    </child>"
     "  </object>"
@@ -1990,47 +1989,6 @@ test_add_objects (void)
 }
 
 static void
-test_file (const gchar *filename)
-{
-  GtkBuilder *builder;
-  GError *error = NULL;
-  GSList *l, *objects;
-
-  builder = gtk_builder_new ();
-
-  if (!gtk_builder_add_from_file (builder, filename, &error))
-    {
-      g_error ("%s", error->message);
-      g_error_free (error);
-      return;
-    }
-
-  objects = gtk_builder_get_objects (builder);
-  for (l = objects; l; l = l->next)
-    {
-      GObject *obj = (GObject*)l->data;
-
-      if (GTK_IS_DIALOG (obj))
-	{
-	  g_print ("Running dialog %s.\n",
-		   gtk_widget_get_name (GTK_WIDGET (obj)));
-	  gtk_dialog_run (GTK_DIALOG (obj));
-	}
-      else if (GTK_IS_WINDOW (obj))
-	{
-	  g_signal_connect (obj, "destroy", G_CALLBACK (gtk_main_quit), NULL);
-	  g_print ("Showing %s.\n",
-		   gtk_widget_get_name (GTK_WIDGET (obj)));
-	  gtk_widget_show (GTK_WIDGET (obj));
-	}
-    }
-
-  gtk_main ();
-
-  g_object_unref (builder);
-}
-
-static void
 test_message_area (void)
 {
   GtkBuilder *builder;
@@ -2519,12 +2477,6 @@ main (int argc, char **argv)
   /* initialize test program */
   gtk_test_init (&argc, &argv);
 
-  if (argc > 1)
-    {
-      test_file (argv[1]);
-      return 0;
-    }
-
   g_test_add_func ("/Builder/Parser", test_parser);
   g_test_add_func ("/Builder/Types", test_types);
   g_test_add_func ("/Builder/Construct-Only Properties", test_construct_only_property);
diff --git a/testsuite/gtk/grid-layout.c b/testsuite/gtk/grid-layout.c
index 5c4378a873..58747914e7 100644
--- a/testsuite/gtk/grid-layout.c
+++ b/testsuite/gtk/grid-layout.c
@@ -150,13 +150,6 @@ test_simple_row (void)
   lc = gtk_layout_manager_get_layout_child (layout, GTK_WIDGET (child3));
   gtk_grid_layout_child_set_left_attach (GTK_GRID_LAYOUT_CHILD (lc), 2);
 
-#if 0
-  gtk_widget_show (window);
-
-  g_timeout_add (1000, (GSourceFunc)gtk_main_quit, NULL);
-  gtk_main ();
-#endif
-
   gtk_layout_manager_measure (layout,
                               parent,
                               GTK_ORIENTATION_HORIZONTAL,
@@ -250,13 +243,6 @@ test_simple_column (void)
   lc = gtk_layout_manager_get_layout_child (layout, GTK_WIDGET (child3));
   gtk_grid_layout_child_set_top_attach (GTK_GRID_LAYOUT_CHILD (lc), 2);
 
-#if 0
-  gtk_widget_show (window);
-
-  g_timeout_add (1000, (GSourceFunc)gtk_main_quit, NULL);
-  gtk_main ();
-#endif
-
   gtk_layout_manager_measure (layout,
                               parent,
                               GTK_ORIENTATION_HORIZONTAL,
@@ -379,13 +365,6 @@ test_spans (void)
   gtk_grid_layout_child_set_top_attach (GTK_GRID_LAYOUT_CHILD (lc), 1);
   gtk_grid_layout_child_set_left_attach (GTK_GRID_LAYOUT_CHILD (lc), 2);
 
-#if 0
-  gtk_widget_show (window);
-
-  g_timeout_add (1000, (GSourceFunc)gtk_main_quit, NULL);
-  gtk_main ();
-#endif
-
   gtk_layout_manager_measure (layout,
                               parent,
                               GTK_ORIENTATION_HORIZONTAL,
@@ -502,13 +481,6 @@ test_homogeneous (void)
   gtk_grid_layout_child_set_top_attach (GTK_GRID_LAYOUT_CHILD (lc), 1);
   gtk_grid_layout_child_set_left_attach (GTK_GRID_LAYOUT_CHILD (lc), 1);
 
-#if 0
-  gtk_widget_show (window);
-
-  g_timeout_add (1000, (GSourceFunc)gtk_main_quit, NULL);
-  gtk_main ();
-#endif
-
   gtk_layout_manager_measure (layout,
                               parent,
                               GTK_ORIENTATION_HORIZONTAL,
diff --git a/testsuite/gtk/objects-finalize.c b/testsuite/gtk/objects-finalize.c
index 67a1a8217c..8ef532c81b 100644
--- a/testsuite/gtk/objects-finalize.c
+++ b/testsuite/gtk/objects-finalize.c
@@ -31,7 +31,11 @@ static gboolean finalized = FALSE;
 static gboolean
 main_loop_quit_cb (gpointer data)
 {
-  gtk_main_quit ();
+  gboolean *done = data;
+
+  *done = TRUE;
+
+  g_main_context_wakeup (NULL);
 
   g_assert (finalized);
   return FALSE;
@@ -51,6 +55,7 @@ test_finalize_object (gconstpointer data)
 {
   GType test_type = GPOINTER_TO_SIZE (data);
   GObject *object;
+  gboolean done;
 
   if (g_str_equal (g_type_name (test_type), "GdkClipboard"))
     object = g_object_new (test_type, "display", gdk_display_get_default (), NULL);
@@ -97,8 +102,10 @@ test_finalize_object (gconstpointer data)
     g_object_unref (object);
 
   /* Even if the object did finalize, it may have left some dangerous stuff in the GMainContext */
-  g_timeout_add (50, main_loop_quit_cb, NULL);
-  gtk_main();
+  done = FALSE;
+  g_timeout_add (50, main_loop_quit_cb, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 }
 
 static gboolean
diff --git a/testsuite/gtk/popover.c b/testsuite/gtk/popover.c
index acd14e062e..d23b2da34f 100644
--- a/testsuite/gtk/popover.c
+++ b/testsuite/gtk/popover.c
@@ -24,7 +24,11 @@ tickle (gpointer data)
 static gboolean
 stop (gpointer data)
 {
-  gtk_main_quit ();
+  gboolean *done = data;
+
+  *done = TRUE;
+
+  g_main_context_wakeup (NULL);
 
   return G_SOURCE_REMOVE;
 }
@@ -35,6 +39,7 @@ test_show_popover (void)
   GtkWidget *window;
   GtkWidget *button;
   GtkWidget *popover;
+  gboolean done;
 
   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
   button = gtk_menu_button_new ();
@@ -47,9 +52,11 @@ test_show_popover (void)
 
   g_timeout_add (1000, pop_up, popover);
   g_timeout_add (2000, tickle, popover);
-  g_timeout_add (3000, stop, NULL);
+  done = FALSE;
+  g_timeout_add (3000, stop, &done);
 
-  gtk_main ();
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 }
 
 int
diff --git a/testsuite/gtk/templates.c b/testsuite/gtk/templates.c
index 4b73e94c12..d3ed82653b 100644
--- a/testsuite/gtk/templates.c
+++ b/testsuite/gtk/templates.c
@@ -25,7 +25,11 @@
 static gboolean
 main_loop_quit_cb (gpointer data)
 {
-  gtk_main_quit ();
+  gboolean *done = data;
+
+  *done = TRUE;
+
+  g_main_context_wakeup (NULL);
 
   return FALSE;
 }
@@ -176,6 +180,7 @@ static void
 test_app_chooser_dialog_basic (void)
 {
   GtkWidget *widget;
+  gboolean done;
 
   widget = gtk_app_chooser_dialog_new_for_content_type (NULL, 0, "text/plain");
   g_assert (GTK_IS_APP_CHOOSER_DIALOG (widget));
@@ -184,8 +189,10 @@ test_app_chooser_dialog_basic (void)
    * the main context then app_chooser_online_get_default_ready_cb()
    * will be eventually called and segfault.
    */
-  g_timeout_add (500, main_loop_quit_cb, NULL);
-  gtk_main();
+  done = FALSE;
+  g_timeout_add (500, main_loop_quit_cb, &done);
+  while (!done)
+    g_main_context_iteration (NULL,  TRUE);
   gtk_widget_destroy (widget);
 }
 
@@ -243,6 +250,7 @@ static void
 test_file_chooser_dialog_basic (void)
 {
   GtkWidget *widget;
+  gboolean done;
 
   g_test_log_set_fatal_handler (ignore_gvfs_warning, NULL);
 
@@ -252,8 +260,10 @@ test_file_chooser_dialog_basic (void)
 					NULL);
 
   g_assert (GTK_IS_FILE_CHOOSER_DIALOG (widget));
-  g_timeout_add (100, main_loop_quit_cb, NULL);
-  gtk_main();
+  done = FALSE;
+  g_timeout_add (100, main_loop_quit_cb, &done);
+  while (!done)
+    g_main_context_iteration (NULL,  TRUE);
 
   gtk_widget_destroy (widget);
 }
diff --git a/testsuite/gtk/testsorter.c b/testsuite/gtk/testsorter.c
new file mode 100644
index 0000000000..82e9299dbe
--- /dev/null
+++ b/testsuite/gtk/testsorter.c
@@ -0,0 +1,212 @@
+#include <locale.h>
+
+#include <gtk/gtk.h>
+
+static GQuark number_quark;
+
+static guint
+get (GListModel *model,
+     guint       position)
+{
+  GObject *object = g_list_model_get_item (model, position);
+  g_assert (object != NULL);
+  g_object_unref (object);
+  return GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark));
+}
+
+static char *
+get_string (gpointer object)
+{
+  return g_strdup_printf ("%u", GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark)));
+}
+
+static void
+append_digit (GString *s,
+              guint    digit)
+{
+  static char *names[10] = { NULL, "one", "two", "three", "four", "five", "six", "seven", "eight", "nine" };
+
+  if (digit == 0)
+    return;
+
+  g_assert (digit < 10);
+
+  if (s->len)
+    g_string_append_c (s, ' ');
+  g_string_append (s, names[digit]);
+}
+
+static void
+append_below_thousand (GString *s,
+                       guint    n)
+{
+  if (n >= 100)
+    {
+      append_digit (s, n / 100);
+      g_string_append (s, " hundred");
+      n %= 100;
+    }
+
+  if (n >= 20)
+    {
+      const char *names[10] = { NULL, NULL, "twenty", "thirty", "fourty", "fifty", "sixty", "seventy", "eighty", "ninety" };
+      if (s->len)
+        g_string_append_c (s, ' ');
+      g_string_append (s, names [n / 10]);
+      n %= 10;
+    }
+
+  if (n >= 10)
+    {
+      const char *names[10] = { "ten", "eleven", "twelve", "thirteen", "fourteen",
+                                "fifteen", "sixteen", "seventeen", "eighteen", "nineteen" };
+      if (s->len)
+        g_string_append_c (s, ' ');
+      g_string_append (s, names [n - 10]);
+    }
+  else
+    {
+      append_digit (s, n);
+    }
+}
+
+static char *
+get_spelled_out (gpointer object)
+{
+  guint n = GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark));
+  GString *s;
+
+  g_assert (n < 1000000);
+
+  if (n == 0)
+    return g_strdup ("Zero");
+
+  s = g_string_new (NULL);
+
+  if (n >= 1000)
+    {
+      append_below_thousand (s, n / 1000);
+      g_string_append (s, " thousand");
+      n %= 1000;
+    }
+
+  append_below_thousand (s, n);
+
+  /* Capitalize first letter so we can do case-sensitive matching */
+  s->str[0] = g_ascii_toupper (s->str[0]);
+
+  return g_string_free (s, FALSE);
+}
+
+static char *
+model_to_string (GListModel *model)
+{
+  GString *string = g_string_new (NULL);
+  guint i;
+
+  for (i = 0; i < g_list_model_get_n_items (model); i++)
+    {
+      if (i > 0)
+        g_string_append (string, " ");
+      g_string_append_printf (string, "%u", get (model, i));
+    }
+
+  return g_string_free (string, FALSE);
+}
+
+static GListStore *
+new_store (guint start,
+           guint end,
+           guint step);
+
+static void
+add (GListStore *store,
+     guint       number)
+{
+  GObject *object;
+
+  /* 0 cannot be differentiated from NULL, so don't use it */
+  g_assert (number != 0);
+
+  object = g_object_new (G_TYPE_OBJECT, NULL);
+  g_object_set_qdata (object, number_quark, GUINT_TO_POINTER (number));
+  g_list_store_append (store, object);
+  g_object_unref (object);
+}
+
+#define assert_model(model, expected) G_STMT_START{ \
+  char *s = model_to_string (G_LIST_MODEL (model)); \
+  if (!g_str_equal (s, expected)) \
+     g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
+         #model " == " #expected, s, "==", expected); \
+  g_free (s); \
+}G_STMT_END
+
+static GListStore *
+new_empty_store (void)
+{
+  return g_list_store_new (G_TYPE_OBJECT);
+}
+
+static GListStore *
+new_store (guint start,
+           guint end,
+           guint step)
+{
+  GListStore *store = new_empty_store ();
+  guint i;
+
+  for (i = start; i <= end; i += step)
+    add (store, i);
+
+  return store;
+}
+
+static GtkFilterListModel *
+new_model (guint      size,
+           GtkFilter *filter)
+{
+  GtkFilterListModel *result;
+
+  result = gtk_filter_list_model_new (G_LIST_MODEL (new_store (1, size, 1)), filter);
+
+  return result;
+}
+
+
+static int
+sort_numbers (gpointer   item1,
+              gpointer   item2,
+              gpointer   data)
+{
+  guint n1 = GPOINTER_TO_UINT (g_object_get_qdata (item1, number_quark));
+  guint n2 = GPOINTER_TO_UINT (g_object_get_qdata (item2, number_quark));
+}
+
+static void
+test_simple (void)
+{
+  GtkSortListModel *model;
+  GtkSorter *sorter;
+
+  sorter = gtk_custom_sorter_new (sort_numbers, NULL);
+  model = new_model (20, filter);
+  shuffle (model);
+  g_object_unref (filter);
+  assert_model (model, "3 6 9 12 15 18");
+  g_object_unref (model);
+}
+
+int
+main (int argc, char *argv[])
+{
+  g_test_init (&argc, &argv, NULL);
+  setlocale (LC_ALL, "C");
+
+  number_quark = g_quark_from_static_string ("Like a trashcan fire in a prison cell.");
+
+  g_test_add_func ("/sorter/simple", test_simple);
+
+  return g_test_run ();
+}
+
diff --git a/testsuite/gtk/window.c b/testsuite/gtk/window.c
index bd3a8038bb..8fd7337543 100644
--- a/testsuite/gtk/window.c
+++ b/testsuite/gtk/window.c
@@ -10,7 +10,11 @@ static gboolean interactive = FALSE;
 static gboolean
 stop_main (gpointer data)
 {
-  gtk_main_quit ();
+  gboolean *done = data;
+
+  *done = TRUE;
+
+  g_main_context_wakeup (NULL);
 
   return G_SOURCE_REMOVE;
 }
@@ -40,9 +44,17 @@ on_draw (GtkDrawingArea *da,
 }
 
 static gboolean
-on_keypress (GtkEventControllerKey *key)
+on_keypress (GtkEventControllerKey *key,
+             guint keyval,
+             guint keycode,
+             GdkModifierType state,
+             gpointer data)
 {
-  gtk_main_quit ();
+  gboolean *done = data;
+
+  *done = TRUE;
+
+  g_main_context_wakeup (NULL);
 
   return GDK_EVENT_PROPAGATE;
 }
@@ -53,12 +65,13 @@ test_default_size (void)
   GtkWidget *window;
   GtkWidget *da;
   gint w, h;
+  gboolean done;
 
   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
   if (interactive)
     {
       GtkEventController *controller = gtk_event_controller_key_new ();
-      g_signal_connect (controller, "key-pressed", G_CALLBACK (on_keypress), window);
+      g_signal_connect (controller, "key-pressed", G_CALLBACK (on_keypress), &done);
       gtk_widget_add_controller (window, controller);
     }
 
@@ -85,9 +98,11 @@ test_default_size (void)
 
   gtk_widget_show (window);
 
+  done = FALSE;
   if (!interactive)
-    g_timeout_add (200, stop_main, NULL);
-  gtk_main ();
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   /* check that the window and its content actually gets the right size */
   gtk_window_get_size (GTK_WINDOW (window), &w, &h);
@@ -105,9 +120,11 @@ test_default_size (void)
   g_assert_cmpint (w, ==, 100);
   g_assert_cmpint (h, ==, 600);
 
+  done = FALSE;
   if (!interactive)
-    g_timeout_add (200, stop_main, NULL);
-  gtk_main ();
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   gtk_window_get_size (GTK_WINDOW (window), &w, &h);
   g_assert_cmpint (w, ==, 300);
@@ -117,9 +134,11 @@ test_default_size (void)
   gtk_widget_hide (window);
   gtk_widget_show (window);
 
+  done = FALSE;
   if (!interactive)
-    g_timeout_add (200, stop_main, NULL);
-  gtk_main ();
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   gtk_window_get_size (GTK_WINDOW (window), &w, &h);
   g_assert_cmpint (w, ==, 300);
@@ -134,6 +153,7 @@ test_resize (void)
   GtkWidget *window;
   GtkWidget *da;
   gint w, h;
+  gboolean done;
 
   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
   if (interactive)
@@ -160,9 +180,11 @@ test_resize (void)
 
   gtk_widget_show (window);
 
+  done = FALSE;
   if (!interactive)
-    g_timeout_add (200, stop_main, NULL);
-  gtk_main ();
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   /* test that resize before show works */
   gtk_window_get_size (GTK_WINDOW (window), &w, &h);
@@ -175,9 +197,11 @@ test_resize (void)
    */
   gtk_window_resize (GTK_WINDOW (window), 200, 400);
 
+  done = FALSE;
   if (!interactive)
-    g_timeout_add (200, stop_main, NULL);
-  gtk_main ();
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   gtk_window_get_size (GTK_WINDOW (window), &w, &h);
   g_assert_cmpint (w, ==, 200);
@@ -191,6 +215,7 @@ test_resize_popup (void)
 {
   GtkWidget *window;
   gint w, h;
+  gboolean done;
 
   /* testcase for the dnd window */
   window = gtk_window_new (GTK_WINDOW_POPUP);
@@ -202,8 +227,11 @@ test_resize_popup (void)
 
   gtk_widget_show (window);
 
-  g_timeout_add (200, stop_main, NULL);
-  gtk_main ();
+  done = FALSE;
+  if (!interactive)
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   gtk_window_get_size (GTK_WINDOW (window), &w, &h);
   g_assert_cmpint (w, ==, 1);
@@ -217,6 +245,7 @@ test_show_hide (void)
 {
   GtkWidget *window;
   gint w, h, w1, h1;
+  gboolean done;
 
   /*http://bugzilla.gnome.org/show_bug.cgi?id=696882 */
 
@@ -226,15 +255,21 @@ test_show_hide (void)
 
   gtk_widget_show (window);
 
-  g_timeout_add (100, stop_main, NULL);
-  gtk_main ();
+  done = FALSE;
+  if (!interactive)
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   gtk_window_get_size (GTK_WINDOW (window), &w, &h);
 
   gtk_widget_hide (window);
 
-  g_timeout_add (100, stop_main, NULL);
-  gtk_main ();
+  done = FALSE;
+  if (!interactive)
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   gtk_window_get_size (GTK_WINDOW (window), &w1, &h1);
   g_assert_cmpint (w, ==, w1);
@@ -242,8 +277,11 @@ test_show_hide (void)
 
   gtk_widget_show (window);
 
-  g_timeout_add (100, stop_main, NULL);
-  gtk_main ();
+  done = FALSE;
+  if (!interactive)
+    g_timeout_add (200, stop_main, &done);
+  while (!done)
+    g_main_context_iteration (NULL, TRUE);
 
   gtk_window_get_size (GTK_WINDOW (window), &w1, &h1);
   g_assert_cmpint (w, ==, w1);