public void DeployNavigationViewModel_RefreshCommand_CallsConnectControlRefresh()
{
// base case
Init(false, true);
PrivateObject pvt = new PrivateObject(_vm);
var con = new Mock<IConnectControlSingleton>();
pvt.SetField("_connectControlSingleton", con.Object);
_vm.RefreshMenuCommand.Execute(null);
con.Verify(a => a.Refresh(_vm.Environment.ID),Times.Once());
}