public async Task ShouldNotRequestIfHeadBehind() { // Arrange IServiceCollection testServiceCollection = TestSystem.BuildTestServiceCollection(useStore: true); INetworkPeering mockNetworkPeering = Substitute.For <INetworkPeering>(); testServiceCollection.AddSingleton <INetworkPeering>(mockNetworkPeering); ServiceProvider testServiceProvider = testServiceCollection.BuildServiceProvider(); BeaconState state = TestState.PrepareTestState(testServiceProvider); IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); // Get genesis store initialise MemoryStoreProvider with the state IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); // Move forward time TimeParameters timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; ulong targetTime = 2 * 6; // slot 2 for (ulong timeSinceGenesis = 1; timeSinceGenesis <= targetTime; timeSinceGenesis++) { ulong time = state.GenesisTime + timeSinceGenesis; await forkChoice.OnTickAsync(store, time); if (timeSinceGenesis % timeParameters.SecondsPerSlot == 0) { BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, BlsSignature.Zero); SignedBeaconBlock signedBlock = TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); await forkChoice.OnBlockAsync(store, signedBlock); } } // Act PeeringStatus peeringStatus = new PeeringStatus( new ForkVersion(new byte[4] { 0, 0, 0, 0 }), Root.Zero, Epoch.Zero, new Root(Enumerable.Repeat((byte)0x56, 32).ToArray()), new Slot(1)); ISynchronizationManager synchronizationManager = testServiceProvider.GetService <ISynchronizationManager>(); await synchronizationManager.OnStatusResponseReceived("peer", peeringStatus); // Assert await mockNetworkPeering.DidNotReceive() .RequestBlocksAsync("peer", Arg.Any <Root>(), Arg.Any <Slot>(), Arg.Any <Slot>()); await mockNetworkPeering.DidNotReceive().DisconnectPeerAsync("peer"); }
public async Task ShouldRequestBlocksFromAheadFinalizedCheckpoint() { // Arrange IServiceCollection testServiceCollection = TestSystem.BuildTestServiceCollection(useStore: true); INetworkPeering mockNetworkPeering = Substitute.For <INetworkPeering>(); testServiceCollection.AddSingleton <INetworkPeering>(mockNetworkPeering); ServiceProvider testServiceProvider = testServiceCollection.BuildServiceProvider(); BeaconState state = TestState.PrepareTestState(testServiceProvider); IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); // Get genesis store initialise MemoryStoreProvider with the state IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); // Act PeeringStatus peeringStatus = new PeeringStatus( new ForkVersion(new byte[4] { 0, 0, 0, 0 }), new Root(Enumerable.Repeat((byte)0x34, 32).ToArray()), Epoch.One, new Root(Enumerable.Repeat((byte)0x56, 32).ToArray()), new Slot(2)); ISynchronizationManager synchronizationManager = testServiceProvider.GetService <ISynchronizationManager>(); await synchronizationManager.OnStatusResponseReceived("peer", peeringStatus); // Assert await mockNetworkPeering.Received(1) .RequestBlocksAsync("peer", Arg.Any <Root>(), Arg.Any <Slot>(), Arg.Any <Slot>()); await mockNetworkPeering.DidNotReceive().DisconnectPeerAsync("peer"); }