BitSharp.Core.Test.Builders.ChainBuilderTest.TestToImmutable C# (CSharp) Method

        public void TestToImmutable()
        {
            var fakeHeaders = new FakeHeaders();
            var header0 = fakeHeaders.GenesisChained();
            var header1 = fakeHeaders.NextChained();

            var chainBuilder = new ChainBuilder();

            // verify to builder with 0 blocks
            var chainEmpty = chainBuilder.ToImmutable();
            Assert.AreEqual(0, chainEmpty.Blocks.Count);
            Assert.AreEqual(0, chainEmpty.BlocksByHash.Count);

            // verify to builder with 1 block
            chainBuilder.AddBlock(header0);
            var chain0 = chainBuilder.ToImmutable();
            CollectionAssert.AreEqual(new[] { header0 }, chain0.Blocks);
            CollectionAssert.AreEquivalent(new Dictionary<UInt256, ChainedHeader> { { header0.Hash, header0 } }, chain0.BlocksByHash);

            // verify to builder with 2 blocks
            chainBuilder.AddBlock(header1);
            var chain1 = chainBuilder.ToImmutable();
            CollectionAssert.AreEqual(new[] { header0, header1 }, chain1.Blocks);
            CollectionAssert.AreEquivalent(new Dictionary<UInt256, ChainedHeader> { { header0.Hash, header0 }, { header1.Hash, header1 } }, chain1.BlocksByHash);
        }
    }