public async Task Should_GetDataChangedLogsForBlockNumberRange() { var web3 = _deployedContractFixture.GetWeb3(); var workService = GetWorkService(web3); var worksService = new StandardDataService(web3); var blockNumber = await web3.Eth.Blocks.GetBlockNumber.SendRequestAsync(); var receipt = await _txHelper.SendAndMineTransactionAsync(web3, DefaultSettings.AddressFrom, DefaultSettings.Password, () => workService.SetAttributeAsync(DefaultSettings.AddressFrom, WorkSchema.name, "Hello", true, _defaultGas)); var logs = await worksService.GetDataChangedEventsAsync((ulong)blockNumber.Value); Assert.True(logs.Count == 0); var newBlockNumber = await web3.Eth.Blocks.GetBlockNumber.SendRequestAsync(); logs = await worksService.GetDataChangedEventsAsync((ulong)blockNumber.Value, (ulong)newBlockNumber.Value); Assert.True(logs.Count == 1); }