public async Task ProcessOnceAsync()
{
var mockLogProcessor = new Mock <ILogProcessor>();
var web3Mock = new Web3Mock();
var logs = new[] { new FilterLog() };
web3Mock.GetLogsMock
.Setup(p => p.SendRequestAsync(It.IsAny <NewFilterInput>(), null))
.ReturnsAsync(logs);
web3Mock.BlockNumberMock
.Setup(p => p.SendRequestAsync(null))
.ReturnsAsync(100.ToHexBigInteger());
var builder = new LogsProcessorBuilder(web3Mock.Mock.Object.Eth)
.Set(p => p.BlocksPerBatch = 1)
.Set(p => p.MinimumBlockNumber = 0)
.Add(mockLogProcessor.Object);
var processor = builder.Build();
var result = await processor.ProcessOnceAsync(new CancellationToken());
Assert.Equal(0, result.Value.From.Value);
Assert.Equal(0, result.Value.To.Value);
result = await processor.ProcessOnceAsync(new CancellationToken());
Assert.Equal(1, result.Value.From.Value);
Assert.Equal(1, result.Value.To.Value);
Assert.Equal((ulong)1, await builder.BlockProgressRepository.GetLastBlockNumberProcessedAsync());
}
public async Task RunInBackgroundAsync_Using_OnBatchProcessed()
{
LogBatchProcessedArgs lastBatchProcessedArgs = null;
var mockLogProcessor = new Mock <ILogProcessor>();
var web3Mock = new Web3Mock();
var logs = new[] { new FilterLog() };
web3Mock.GetLogsMock
.Setup(p => p.SendRequestAsync(It.IsAny <NewFilterInput>(), null))
.ReturnsAsync(logs);
web3Mock.BlockNumberMock
.Setup(p => p.SendRequestAsync(null))
.ReturnsAsync(100.ToHexBigInteger());
var cancellationTokenSource = new CancellationTokenSource(TimeSpan.FromSeconds(10));
var builder = new LogsProcessorBuilder(web3Mock.Eth)
.Set(p => p.BlocksPerBatch = 1)
.Set(p => p.MinimumBlockNumber = 0)
// escape hatch
.OnBatchProcessed((args) =>
{
lastBatchProcessedArgs = args;
cancellationTokenSource.Cancel();
})
.Add(mockLogProcessor.Object);
var processor = builder.Build();
var backgroundProcessingTask = processor.ProcessContinuallyInBackgroundAsync(cancellationTokenSource.Token);
//simulate doing some work until cancellation is requested
while (!backgroundProcessingTask.IsCompleted)
{
await Task.Delay(10);
}
Assert.Equal((uint)1, lastBatchProcessedArgs.BatchesProcessedSoFar);
Assert.Equal(0, lastBatchProcessedArgs.LastRangeProcessed.From.Value);
Assert.Equal(0, lastBatchProcessedArgs.LastRangeProcessed.To.Value);
Assert.Equal(0, await builder.BlockProgressRepository.GetLastBlockNumberProcessedAsync());
}
public async Task ProcessContinuallyAsync_Using_OnBatchProcessed()
{
LogBatchProcessedArgs lastBatchProcessedArgs = null;
var mockLogProcessor = new Mock <ILogProcessor>();
var web3Mock = new Web3Mock();
var logs = new[] { new FilterLog() };
web3Mock.GetLogsMock
.Setup(p => p.SendRequestAsync(It.IsAny <NewFilterInput>(), null))
.ReturnsAsync(logs);
web3Mock.BlockNumberMock
.Setup(p => p.SendRequestAsync(null))
.ReturnsAsync(100.ToHexBigInteger());
var cancellationTokenSource = new CancellationTokenSource(TimeSpan.FromSeconds(10));
var builder = new LogsProcessorBuilder(web3Mock.ContractServiceMock.Object)
.Set(p => p.BlocksPerBatch = 1)
.Set(p => p.MinimumBlockNumber = 0)
// escape hatch
.OnBatchProcessed((args) =>
{
lastBatchProcessedArgs = args;
cancellationTokenSource.Cancel();
})
.Add(mockLogProcessor.Object);
var processor = builder.Build();
var rangesProcessed = await processor.ProcessContinuallyAsync(cancellationTokenSource.Token);
Assert.Equal(1, rangesProcessed);
Assert.Equal((uint)1, lastBatchProcessedArgs.BatchesProcessedSoFar);
Assert.Equal(0, lastBatchProcessedArgs.LastRangeProcessed.From.Value);
Assert.Equal(0, lastBatchProcessedArgs.LastRangeProcessed.To.Value);
Assert.Equal(0, await builder.BlockProgressRepository.GetLastBlockNumberProcessedAsync());
}
