[glib] GVariant: support comparing booleans

[Ryan Lortie <ryanl src gnome org>]

commit f66052fc87caada2552f651e9a21f1daac86b2a1
Author: Ryan Lortie <desrt desrt ca>
Date:   Fri Jul 6 17:27:54 2012 -0400

    GVariant: support comparing booleans
    
    g_variant_compare() is documented as working on booleans but somehow
    this case was missed.  Add it and test it.
    
    Problem discovered by Charles Kerr.

 glib/gvariant.c       |    4 ++++
 glib/tests/gvariant.c |    5 +++++
 2 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/glib/gvariant.c b/glib/gvariant.c
index 6ff7714..5f2337c 100644
--- a/glib/gvariant.c
+++ b/glib/gvariant.c
@@ -2748,6 +2748,10 @@ g_variant_compare (gconstpointer one,
 
   switch (g_variant_classify (a))
     {
+    case G_VARIANT_CLASS_BOOLEAN:
+      return g_variant_get_boolean (a) -
+             g_variant_get_boolean (b);
+
     case G_VARIANT_CLASS_BYTE:
       return ((gint) g_variant_get_byte (a)) -
              ((gint) g_variant_get_byte (b));
diff --git a/glib/tests/gvariant.c b/glib/tests/gvariant.c
index 7f7d56c..d3d8aa2 100644
--- a/glib/tests/gvariant.c
+++ b/glib/tests/gvariant.c
@@ -4079,6 +4079,11 @@ test_compare (void)
   g_assert (g_variant_compare (a, b) < 0);
   g_variant_unref (a);
   g_variant_unref (b);
+  a = g_variant_new_boolean (FALSE);
+  b = g_variant_new_boolean (TRUE);
+  g_assert (g_variant_compare (a, b) < 0);
+  g_variant_unref (a);
+  g_variant_unref (b);
 }
 
 static void