public void ModelFileHandler_SaveToModelFile()
{
TreeView treeView = new TreeView();
TestObjectNurse rootNurse = TestObjectNurse.FromTree(treeView);
AppModel model = ModelFileHandler.LoadModelFile("UnitTestObjectModel1.json", rootNurse);
TestObjectNurse nurseNode = (TestObjectNurse)rootNurse.FindRecursive(DescriptorKeys.NodeName, "Test Explorer");
string imageFilePath = AppEnvironment.GetModelResourceFilePath("TestObjectNurseTest.png");
CacheHandler.EnsureFileDirectoryExists(imageFilePath);
Snapshot.CaptureImageToFile(new Rectangle(0, 0, 100, 200), imageFilePath);
Assert.IsTrue(File.Exists(imageFilePath));
nurseNode.ImageFile = "TestObjectNurseTest.png";
//remove from root
nurseNode.Remove();
AppEnvironment.DumpRecyclingBin(rootNurse);
}