public void AllMetrics_SampleData_Recorded()
{
const int NumberOfItems = 42;
var errors = new KeyValuePair <string, Exception>[]
{
new KeyValuePair <string, Exception>("1", new Exception()),
new KeyValuePair <string, Exception>("2", new ArgumentException()),
new KeyValuePair <string, Exception>("3", new KeyNotFoundException())
};
var statistics = new ThreadSafeTransferStatistics();
statistics.Start();
for (var index = 0; index < NumberOfItems; ++index)
{
statistics.AddTransferred();
}
foreach (var error in errors)
{
statistics.AddError(error.Key, error.Value);
}
statistics.Stop();
var result = statistics.GetSnapshot();
Assert.IsNotNull(result, TestResources.NullStatisticsSnapshot);
Assert.AreNotEqual(TimeSpan.Zero, result.ElapsedTime, TestResources.StatisticsElapsedTimeIsEmpty);
Assert.AreEqual(NumberOfItems, result.Transferred, TestResources.StatisticsInvalidTransferredCount);
CollectionAssert.AreEquivalent(errors, result.GetErrors().ToArray(), TestResources.StatisticsInvalidErrors);
}
public async Task ExecuteAsync_SampleData_NonFatalReadExceptionsSkipped()
{
const int NumberOfItems = 10;
const int ThrowAfter = 5;
var action = new DataTransferAction();
var sourceData = SampleData.GetSimpleDataItems(NumberOfItems);
var transferredCount = 0;
var sourceMock = new DataSourceAdapterMock(sourceData, i =>
{
if (ThrowAfter <= ++transferredCount && transferredCount < NumberOfItems)
{
throw new NonFatalReadException();
}
});
var sinkMock = new DataSinkAdapterMock();
var statistics = new ThreadSafeTransferStatistics();
using (var source = sourceMock)
using (var sink = sinkMock)
await action.ExecuteAsync(source, sink, statistics, CancellationToken.None);
var receivedData = sinkMock.ReceivedData;
Assert.IsNotNull(receivedData, TestResources.NullDataInSink);
Assert.AreEqual(ThrowAfter, receivedData.Count(), TestResources.InvalidNumberOfDataItems);
var resultStatistics = statistics.GetSnapshot();
Assert.AreEqual(ThrowAfter, resultStatistics.Transferred, TestResources.StatisticsInvalidTransferredCount);
Assert.AreNotEqual(TimeSpan.Zero, resultStatistics.ElapsedTime, TestResources.StatisticsElapsedTimeIsEmpty);
var resultExceptions = resultStatistics.GetErrors();
Assert.IsNotNull(resultExceptions, TestResources.NullTransferExceptions);
Assert.AreEqual(NumberOfItems - ThrowAfter, resultExceptions.Count, TestResources.InvalidNumberOfTransferExceptions);
}
