public void TestListAdd()
{
Variant v = new Variant(Variant.EnumType.List);
Assert.Throws<VariantException>(delegate { v.Add("key", new Variant()); });
Assert.Throws<VariantException>(delegate { v.Add(new DateTime(0), new Variant()); });
v.Add(new Variant("value1"));
v.Add(new Variant(2.0));
Assert.AreEqual(v.Count, 2);
Assert.IsFalse(v.Empty);
Assert.AreEqual(Variant.EnumType.String, v[0].Type);
Assert.AreEqual("value1", v[0].As<string>());
Assert.AreEqual(Variant.EnumType.Double, v[1].Type);
Assert.AreEqual(2.0, v[1].As<double>());
Assert.Throws<VariantException>(delegate { Variant w = v[-1]; });
Assert.Throws<VariantException>(delegate { Variant w = v[2]; });
v[0] = new Variant("other");
Assert.AreEqual(v[0].As<string>(), "other");
v.Clear();
Assert.AreEqual(v.Count, 0);
Assert.IsTrue(v.Empty);
}