public bool NoDownloadRequested(ConnectedHeaders connectedHeaders)
{
Assert.NotNull(connectedHeaders);
return((connectedHeaders.DownloadTo == null) &&
(connectedHeaders.DownloadFrom == null));
}
public void ConnectHeaders_HeadersFromTwoPeers_ShouldCreateTwoPeerTips()
{
var testContext = new TestContext();
ChainedHeaderTree chainedHeaderTree = testContext.CreateChainedHeaderTree();
ChainedHeader chainTip = testContext.ExtendAChain(10);
chainedHeaderTree.Initialize(chainTip);
List <BlockHeader> listOfExistingHeaders = testContext.ChainedHeaderToList(chainTip, 4);
ConnectedHeaders connectedHeaders1 = chainedHeaderTree.ConnectNewHeaders(1, listOfExistingHeaders);
ConnectedHeaders connectedHeaders2 = chainedHeaderTree.ConnectNewHeaders(2, listOfExistingHeaders);
Assert.Single(chainedHeaderTree.GetPeerIdsByTipHash());
Assert.Equal(11, chainedHeaderTree.GetChainedHeadersByHash().Count);
Assert.Equal(3, chainedHeaderTree.GetPeerIdsByTipHash().First().Value.Count);
Assert.Equal(ChainedHeaderTree.LocalPeerId, chainedHeaderTree.GetPeerIdsByTipHash().First().Value.ElementAt(0));
Assert.Equal(1, chainedHeaderTree.GetPeerIdsByTipHash().First().Value.ElementAt(1));
Assert.Equal(2, chainedHeaderTree.GetPeerIdsByTipHash().First().Value.ElementAt(2));
Assert.True(testContext.NoDownloadRequested(connectedHeaders1));
Assert.True(testContext.NoDownloadRequested(connectedHeaders2));
}
public void ConnectHeaders_NoNewHeadersToConnect_ShouldReturnNothingToDownload()
{
var testContext = new TestContext();
ChainedHeaderTree chainedHeaderTree = testContext.CreateChainedHeaderTree();
ChainedHeader chainTip = testContext.ExtendAChain(10);
chainedHeaderTree.Initialize(chainTip);
List <BlockHeader> listOfExistingHeaders = testContext.ChainedHeaderToList(chainTip, 4);
ConnectedHeaders connectedHeaders = chainedHeaderTree.ConnectNewHeaders(1, listOfExistingHeaders);
Assert.True(testContext.NoDownloadRequested(connectedHeaders));
Assert.Equal(11, chainedHeaderTree.GetChainedHeadersByHash().Count);
}
