Index: Riskeer/Piping/test/Riskeer.Piping.Plugin.Test/PipingPluginTest.cs
===================================================================
diff -u -r8ee8544364a73f0e573137a30b3c9bfb192db153 -ra71cdd12d04c8804ee6164023af781ef6d136ac3
--- Riskeer/Piping/test/Riskeer.Piping.Plugin.Test/PipingPluginTest.cs	(.../PipingPluginTest.cs)	(revision 8ee8544364a73f0e573137a30b3c9bfb192db153)
+++ Riskeer/Piping/test/Riskeer.Piping.Plugin.Test/PipingPluginTest.cs	(.../PipingPluginTest.cs)	(revision a71cdd12d04c8804ee6164023af781ef6d136ac3)
@@ -243,8 +243,17 @@
         public void GetUpdateInfos_ReturnsSupportedUpdateInfos()
         {
             // Setup
-            using (var plugin = new PipingPlugin())
+            var mocks = new MockRepository();
+            var mainWindow = mocks.Stub<IMainWindow>();
+            var gui = mocks.Stub<IGui>();
+            gui.Stub(g => g.MainWindow).Return(mainWindow);
+            mocks.ReplayAll();
+
+            using (var plugin = new PipingPlugin
             {
+                Gui = gui
+            })
+            {
                 // Call
                 UpdateInfo[] updateInfos = plugin.GetUpdateInfos().ToArray();
 
@@ -254,6 +263,8 @@
                 Assert.AreEqual(1, updateInfos.Count(updateInfo => updateInfo.DataType == typeof(PipingStochasticSoilModelCollectionContext)));
                 Assert.AreEqual(1, updateInfos.Count(updateInfo => updateInfo.DataType == typeof(PipingFailureMechanismSectionsContext)));
             }
+            
+            mocks.VerifyAll();
         }
 
         [Test]