[smuxi] Engine-Tests: fixed Db4oMessageBufferTests.Reopen() test-case

[Mirco M. M. Bauer <mmmbauer src gnome org>]

commit 1d600ee8819395ee6a8170b05d66a714e2ad2a64
Author: Mirco Bauer <meebey meebey net>
Date:   Wed Feb 26 22:37:59 2014 +0100

    Engine-Tests: fixed Db4oMessageBufferTests.Reopen() test-case

 src/Engine-Tests/Db4oMessageBufferTests.cs |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/Engine-Tests/Db4oMessageBufferTests.cs b/src/Engine-Tests/Db4oMessageBufferTests.cs
index 4ee199a..eabadd8 100644
--- a/src/Engine-Tests/Db4oMessageBufferTests.cs
+++ b/src/Engine-Tests/Db4oMessageBufferTests.cs
@@ -51,7 +51,8 @@ namespace Smuxi.Engine
         public void Reopen()
         {
             Buffer.Dispose();
-            OpenBuffer();
+
+            Buffer = OpenBuffer();
             Enumerator();
         }