public void DecodingTest()
        {
            //Arrange
            var            bytes    = new byte[] { 0x82, 0x88, 0x83, 0x80, 0x85, 0x85, 0x82, 0x82, 0x8A, 0x85 };
            List <Posting> expected = new List <Posting>();

            expected.Add(new Posting(8, new List <int>()
            {
                0, 5, 10
            }));
            expected.Add(new Posting(10, new List <int>()
            {
                10, 15
            }));

            //Act
            var encoder = new PostingListEncoderDecoder();
            var actual  = encoder.Decoding(bytes);

            //Assert
            actual.Should().BeEquivalentTo(expected);
        }