using Microsoft.VisualStudio.TestTools.UnitTesting; using System; using System.Text; namespace NTMiner { [TestClass] public class EncodingTests { [TestMethod] [ExpectedException(typeof(ArgumentNullException))] public void Test1() { _ = Encoding.UTF8.GetString(null); } [TestMethod] public void Test2() { string s = Encoding.UTF8.GetString(new byte[0]); Assert.AreEqual(string.Empty, s); } } }