BitSharp.Core.Test.FakeHeaders.NextChained C# (CSharp) Method

        public ChainedHeader NextChained(UInt32? bits = null)
        {
            if (this.blockHeaders.Count == 0)
                throw new InvalidOperationException();

            var prevBlockHeader = this.blockHeaders.Last();

            var blockHeader = BlockHeader.Create(0, prevBlockHeader.Hash, UInt256.Zero, DateTimeOffset.FromUnixTimeSeconds(0), bits ?? this.bits, this.nonce);
            this.totalWork += blockHeader.CalculateWork().ToBigInteger();

            var chainedHeader = new ChainedHeader(blockHeader, this.blockHeaders.Count, this.totalWork, DateTimeOffset.Now);
            this.blockHeaders.Add(chainedHeader);

            return chainedHeader;
        }

        public void Init()
        {
            var fakeHeaders = new FakeHeaders();
            this.chainedHeader0 = fakeHeaders.GenesisChained();
            this.chainedHeader1 = fakeHeaders.NextChained();

            var fakeHeadersA = new FakeHeaders(fakeHeaders);
            this.chainedHeaderA2 = fakeHeadersA.NextChained();
            this.chainedHeaderA3 = fakeHeadersA.NextChained();
            this.chainedHeaderA4 = fakeHeadersA.NextChained();

            var fakeHeadersB = new FakeHeaders(fakeHeaders);
            this.chainedHeaderB2 = fakeHeadersB.NextChained();
            this.chainedHeaderB3 = fakeHeadersB.NextChained();
            this.chainedHeaderB4 = fakeHeadersB.NextChained();

            var fakeHeadersX = new FakeHeaders();
            this.chainedHeaderX0 = fakeHeadersX.GenesisChained();
            this.chainedHeaderX1 = fakeHeadersX.NextChained();

            this.chain = ImmutableDictionary.CreateRange(
                new[] { chainedHeader0, chainedHeader1, chainedHeaderA2, chainedHeaderA3, chainedHeaderA4, chainedHeaderB2, chainedHeaderB3, chainedHeaderB4, chainedHeaderX0, chainedHeaderX1 }
                .Select(x => new KeyValuePair<UInt256, ChainedHeader>(x.Hash, x)));

            this.getChainedHeader = blockHash => this.chain[blockHash];
        }