[glib] GContextSpecificGroup: add testcase

[Allison Ryan Lortie <desrt src gnome org>]

commit 75589956a4ce3a78899ac9562dd43b431921108c
Author: Allison Ryan Lortie <desrt desrt ca>
Date:   Tue Apr 26 11:13:32 2016 +0200

    GContextSpecificGroup: add testcase
    
    Add a test case for unreffing an object from a GContextSpecificGroup
    immediately after firing a signal, before allowing the mainloop to run.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=762994

 gio/tests/contexts.c |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)
---
diff --git a/gio/tests/contexts.c b/gio/tests/contexts.c
index 4bed037..c6dc261 100644
--- a/gio/tests/contexts.c
+++ b/gio/tests/contexts.c
@@ -399,6 +399,19 @@ test_context_specific_emit (void)
   g_assert (!group.requested_state);
 }
 
+static void
+test_context_specific_emit_and_unref (void)
+{
+  gpointer obj;
+
+  obj = per_thread_thing_get ();
+  g_context_specific_group_emit (&group, g_signal_lookup ("changed", per_thread_thing_get_type ()));
+  g_object_unref (obj);
+
+  while (g_main_context_iteration (NULL, 0))
+    ;
+}
+
 int
 main (int argc, char **argv)
 {
@@ -416,6 +429,7 @@ main (int argc, char **argv)
   g_test_add_func ("/gio/contexts/context-independence", test_context_independence);
   g_test_add_func ("/gio/contexts/context-specific/identity", test_context_specific_identity);
   g_test_add_func ("/gio/contexts/context-specific/emit", test_context_specific_emit);
+  g_test_add_func ("/gio/contexts/context-specific/emit-and-unref", test_context_specific_emit_and_unref);
 
   ret = g_test_run();