System.Text.UnicodeEncoding.GetCharCount C# (CSharp) Method

        public unsafe override int GetCharCount(byte* bytes, int count)
        {
            throw null;
        }

        public void PosTest4()
        {
            Char[] chars = GetCharArray(10);
            Byte[] bytes = new Byte[20];
            UnicodeEncoding uEncoding = new UnicodeEncoding();
            int byteCount = uEncoding.GetBytes(chars, 0, 10, bytes, 0);
            int actualValue;

            actualValue = uEncoding.GetCharCount(bytes, 20, 0);
            Assert.Equal(0, actualValue);
        }