public void CommonTipCalculatedCorrectlyWhenProvidersAreOnDifferentChains()
{
// Chain that forks at block 12
List <ChainedHeader> altChainHeaders = ChainedHeadersHelper.CreateConsecutiveHeaders(5, this.mainChainHeaders[12]);
this.tipsManager.Initialize(this.mainChainHeaders.Last());
var provider1 = new testTipProvider();
var provider2 = new testTipProvider();
var provider3 = new testTipProvider();
this.tipsManager.RegisterTipProvider(provider1);
this.tipsManager.RegisterTipProvider(provider2);
this.tipsManager.RegisterTipProvider(provider3);
this.tipsManager.CommitTipPersisted(provider1, this.mainChainHeaders[15]);
this.tipsManager.CommitTipPersisted(provider2, this.mainChainHeaders[15]);
this.tipsManager.CommitTipPersisted(provider3, altChainHeaders[4]);
Assert.Equal(this.mainChainHeaders[12], this.tipsManager.GetLastCommonTip());
this.tipsManager.CommitTipPersisted(provider3, this.mainChainHeaders[18]);
Assert.Equal(this.mainChainHeaders[15], this.tipsManager.GetLastCommonTip());
this.tipsManager.CommitTipPersisted(provider1, altChainHeaders[2]);
this.tipsManager.CommitTipPersisted(provider2, altChainHeaders[3]);
this.tipsManager.CommitTipPersisted(provider3, altChainHeaders[4]);
Assert.Equal(altChainHeaders[2], this.tipsManager.GetLastCommonTip());
}
public async Task InitializesAtLastSavedValueAsync()
{
this.tipsManager.Initialize(this.mainChainHeaders.Last());
var tipProvider = new testTipProvider();
this.tipsManager.RegisterTipProvider(tipProvider);
this.tipsManager.CommitTipPersisted(tipProvider, this.mainChainHeaders[10]);
Assert.Equal(this.mainChainHeaders[10], this.tipsManager.GetLastCommonTip());
// Give it some time to save tip in bg.
await Task.Delay(500);
this.tipsManager.Dispose();
var newTipsManager = new TipsManager(this.keyValueRepo, this.loggerFactory);
newTipsManager.Initialize(this.mainChainHeaders.Last());
Assert.Equal(this.mainChainHeaders[10], newTipsManager.GetLastCommonTip());
}
public void CommonTipCalculatedCorrectlyWhenProvidersAreOnTheSameChain()
{
this.tipsManager.Initialize(this.mainChainHeaders.Last());
var provider1 = new testTipProvider();
var provider2 = new testTipProvider();
var provider3 = new testTipProvider();
this.tipsManager.RegisterTipProvider(provider1);
this.tipsManager.RegisterTipProvider(provider2);
this.tipsManager.RegisterTipProvider(provider3);
this.tipsManager.CommitTipPersisted(provider1, this.mainChainHeaders[10]);
this.tipsManager.CommitTipPersisted(provider2, this.mainChainHeaders[9]);
// genesis is common because only 2\3 providers commited anything.
Assert.Equal(this.mainChainHeaders[0], this.tipsManager.GetLastCommonTip());
this.tipsManager.CommitTipPersisted(provider3, this.mainChainHeaders[5]);
// 3rd provider is lowest, therefore it's tip is the common.
Assert.Equal(this.mainChainHeaders[5], this.tipsManager.GetLastCommonTip());
this.tipsManager.CommitTipPersisted(provider1, this.mainChainHeaders[2]);
// First provider rewinded before everyone else. Now it's tip is the lowest and common.
Assert.Equal(this.mainChainHeaders[2], this.tipsManager.GetLastCommonTip());
this.tipsManager.CommitTipPersisted(provider2, this.mainChainHeaders[15]);
this.tipsManager.CommitTipPersisted(provider3, this.mainChainHeaders[15]);
// Nothing changes after rest of providers advance.
Assert.Equal(this.mainChainHeaders[2], this.tipsManager.GetLastCommonTip());
this.tipsManager.CommitTipPersisted(provider1, this.mainChainHeaders[14]);
Assert.Equal(this.mainChainHeaders[14], this.tipsManager.GetLastCommonTip());
}