[perl-GStreamer] Fix a test failure in t/GstBuffer.t

[Torsten Schönfeld <tsch src gnome org>]

commit 90aa35436811dd7cb93b7abe83c23ae81c97790c
Author: Jeff King <peff peff net>
Date:   Sat May 14 12:21:01 2011 +0200

    Fix a test failure in t/GstBuffer.t
    
    https://bugzilla.gnome.org/show_bug.cgi?id=649615
    https://rt.cpan.org/Public/Bug/Display.html?id=66736

 t/GstBuffer.t |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/t/GstBuffer.t b/t/GstBuffer.t
index f9160f9..0aab997 100644
--- a/t/GstBuffer.t
+++ b/t/GstBuffer.t
@@ -14,7 +14,8 @@ isa_ok($buffer, "GStreamer::MiniObject");
 $buffer -> set_data("urgs");
 $buffer -> stamp(GStreamer::Buffer -> new());
 
-my $caps = GStreamer::Caps::Empty -> new();
+my $caps = GStreamer::Caps::Simple -> new("audio/mpeg",
+                                          foo => "Glib::String" => "bar");
 $buffer -> set_caps($caps);
 is($buffer -> get_caps(), $caps);