diff --git a/test/DynamoCoreWpfTests/ViewExtensions/GraphNodeManagerViewExtensionTests.cs b/test/DynamoCoreWpfTests/ViewExtensions/GraphNodeManagerViewExtensionTests.cs
index a964df9eee3..331eaf28a93 100644
--- a/test/DynamoCoreWpfTests/ViewExtensions/GraphNodeManagerViewExtensionTests.cs
+++ b/test/DynamoCoreWpfTests/ViewExtensions/GraphNodeManagerViewExtensionTests.cs
@@ -22,6 +22,15 @@ namespace DynamoCoreWpfTests
 {
     public class GraphNodeManagerViewExtensionTests : DynamoTestUIBase
     {
+        protected override void GetLibrariesToPreload(List<string> libraries)
+        {
+            libraries.Add("VMDataBridge.dll");
+            libraries.Add("DesignScriptBuiltin.dll");
+            libraries.Add("DSCoreNodes.dll");
+            base.GetLibrariesToPreload(libraries);
+        }
+
+
         private string PackagesDirectory { get { return Path.Combine(GetTestDirectory(this.ExecutingDirectory), "pkgs"); } }
 
         protected override DynamoModel.IStartConfiguration CreateStartConfiguration(IPathResolver pathResolver)
@@ -59,7 +68,6 @@ private void LoadExtension(GraphNodeManagerViewExtension v)
         [Test]
         public void ViewExtensionOpenTest()
         {
-            RaiseLoadedEvent(this.View);
             var extensionManager = View.viewExtensionManager;
             var viewExtension = extensionManager.ViewExtensions
                     .FirstOrDefault(x => x as GraphNodeManagerViewExtension != null)
@@ -82,7 +90,6 @@ public void ViewExtensionOpenTest()
         [Test]
         public void CorrectNumberNodeItemsTest()
         {
-            RaiseLoadedEvent(this.View);
             var extensionManager = View.viewExtensionManager;
             var viewExt = extensionManager.ViewExtensions
                     .FirstOrDefault(x => x as GraphNodeManagerViewExtension != null)
@@ -102,7 +109,6 @@ public void CorrectNumberNodeItemsTest()
             Open(@"pkgs\Dynamo Samples\extra\ZoomNodeColorStates.dyn");
 
             hwm = this.ViewModel.CurrentSpace as HomeWorkspaceModel;
-            Utility.DispatcherUtil.DoEvents();
 
             int loadedGraphNodes = hwm.Nodes.Count();
             int loadedExtensionNodes = dataGridItems.Count;
@@ -121,13 +127,13 @@ public void CorrectNumberNodeItemsTest()
             Assert.AreEqual(loadedGraphNodes, loadedExtensionNodes);
             Assert.AreEqual(deleteGraphNodes, deleteExtensionNodes);
         }
+
         /// <summary>
         /// Test if using the IsFrozen filter yields correct results
         /// </summary>
         [Test]
         public void FilterFrozenItemsTest()
         {
-            RaiseLoadedEvent(this.View);
             var extensionManager = View.viewExtensionManager;
             var viewExt = extensionManager.ViewExtensions
                     .FirstOrDefault(x => x as GraphNodeManagerViewExtension != null)
@@ -136,8 +142,7 @@ public void FilterFrozenItemsTest()
             // Arrange
             LoadExtension(viewExt);
 
-            Open(@"pkgs\Dynamo Samples\extra\ZoomNodeColorStates.dyn");
-            Utility.DispatcherUtil.DoEvents();
+            OpenAndRun(@"pkgs\Dynamo Samples\extra\ZoomNodeColorStates.dyn");
 
             // Get number of frozen Nodes in the graph
             var hwm = this.ViewModel.CurrentSpace as HomeWorkspaceModel;
@@ -174,28 +179,23 @@ public void FilterFrozenItemsTest()
         [Test]
         public void ContainsEmptyListOrNullTest()
         {
-            RaiseLoadedEvent(this.View);
             var extensionManager = View.viewExtensionManager;
             var viewExt = extensionManager.ViewExtensions
                     .FirstOrDefault(x => x as GraphNodeManagerViewExtension != null)
                 as GraphNodeManagerViewExtension;
 
-            var hwm = this.ViewModel.CurrentSpace as HomeWorkspaceModel;
-
-            // Arrange
             LoadExtension(viewExt);
 
+            var hwm = this.ViewModel.CurrentSpace as HomeWorkspaceModel;
+
             var view = viewExt.ManagerView;
 
-            Open(@"pkgs\Dynamo Samples\extra\GraphNodeManagerTestGraph_NullsEmptyLists.dyn");
+            OpenAndRun(@"pkgs\Dynamo Samples\extra\GraphNodeManagerTestGraph_NullsEmptyLists.dyn");
 
-            hwm = this.ViewModel.CurrentSpace as HomeWorkspaceModel;
-            hwm.Run();
+            var images = WpfUtilities.ChildrenOfType<Image>(view.NodesInfoDataGrid);
 
             Utility.DispatcherUtil.DoEvents();
 
-            var images = WpfUtilities.ChildrenOfType<Image>(view.NodesInfoDataGrid);
-            
             int nullNodesImageCount = GetImageCount(images, "Null");
             int emptyListNodesImageCount = GetImageCount(images, "EmptyList"); 
 
@@ -214,7 +214,6 @@ public void ContainsEmptyListOrNullTest()
         [Test]
         public void ViewExtensionOpensWithDynamoWhenRememberedTest()
         {
-            RaiseLoadedEvent(this.View);
             ViewModel.PreferenceSettings.EnablePersistExtensions = true;
 
             //assert that option is enabled
@@ -247,7 +246,6 @@ public void ViewExtensionOpensWithDynamoWhenRememberedTest()
         [Test]
         public void ViewExtensionDoesNotOpensWithDynamoWhenClosedTest()
         {
-            RaiseLoadedEvent(this.View);
             ViewModel.PreferenceSettings.EnablePersistExtensions = true;
 
             //assert that option is enabled
@@ -284,7 +282,6 @@ public void ViewExtensionDoesNotOpensWithDynamoWhenClosedTest()
         [Test]
         public void ViewExtensionDoesNotOpenWhenNotRememberedTest()
         {
-            RaiseLoadedEvent(this.View);
             ViewModel.PreferenceSettings.EnablePersistExtensions = false;
 
             //assert that option is disabled