[gimp] app: Add gimp_test_run_mainloop_until_idle()

[Martin Nordholts <martinn src gnome org>]

commit 049de90d812a7b5a33f52a5635ce0fa381e70f10
Author: Martin Nordholts <martinn src gnome org>
Date:   Wed Dec 23 23:44:33 2009 +0100

    app: Add gimp_test_run_mainloop_until_idle()
    
    Add function that runs a main loop until it is idle. Useful for test
    cases.

 app/tests.c |   16 ++++++++++++++++
 app/tests.h |    9 +++++----
 2 files changed, 21 insertions(+), 4 deletions(-)
---
diff --git a/app/tests.c b/app/tests.c
index 6e0cd85..fdbfe7d 100644
--- a/app/tests.c
+++ b/app/tests.c
@@ -136,4 +136,20 @@ gimp_test_run_temp_mainloop (guint32 running_time)
   g_main_loop_unref (loop);
 }
 
+/**
+ * gimp_test_run_mainloop_until_idle:
+ *
+ * Creates and runs a main loop until it is idle, i.e. has no more
+ * work to do.
+ **/
+void
+gimp_test_run_mainloop_until_idle (void)
+{
+  GMainLoop *loop = g_main_loop_new (NULL, FALSE);
 
+  g_idle_add ((GSourceFunc) gimp_tests_quit_mainloop, loop);
+
+  g_main_loop_run (loop);
+
+  g_main_loop_unref (loop);
+}
diff --git a/app/tests.h b/app/tests.h
index d4e2fcd..7ec8608 100644
--- a/app/tests.h
+++ b/app/tests.h
@@ -19,10 +19,11 @@
 #define __TESTS_H__
 
 
-Gimp * gimp_init_for_testing       (gboolean use_cpu_accel);
-Gimp * gimp_init_for_gui_testing   (gboolean use_cpu_accel,
-                                    gboolean show_gui);
-void   gimp_test_run_temp_mainloop (guint32  running_time);
+Gimp * gimp_init_for_testing             (gboolean use_cpu_accel);
+Gimp * gimp_init_for_gui_testing         (gboolean use_cpu_accel,
+                                          gboolean show_gui);
+void   gimp_test_run_temp_mainloop       (guint32  running_time);
+void   gimp_test_run_mainloop_until_idle (void);
 
 
 #endif /* __TESTS_H__ */