public void Invoke () {
ArgumentConvertingMethodInvoker vkr = new ArgumentConvertingMethodInvoker ();
vkr.TargetObject = new Voker ();
vkr.TargetMethod = "Hi";
vkr.Arguments = new object [] {"Rick, Mark, Griffin, Si, Choy, Aleks"};
vkr.Prepare ();
string actual = vkr.Invoke () as string;
Assert.IsNotNull (actual);
Assert.AreEqual ("Hi Rick, Mark, Griffin, Si, Choy, Aleks", actual);
}