public void Logging_LinesLogTest()
{
IActionLinesLog log = new LinesLog(NullLogWriter.Instance);
log.WriteAsync(MessageCategory.Error, "message1").Wait();
log.WriteLineAsync(MessageCategory.Error, " message2").Wait();
log.WriteFormatAsync(MessageCategory.Error, "message3 {0}\r\n", 1).Wait();
log.WriteLineAsync(MessageCategory.Error, "message4").Wait();
log.Content.Should().Be("message1 message2\r\nmessage3 1\r\nmessage4\r\n");
log.Lines.Should().Equal("message1 message2", "message3 1", "message4", string.Empty);
}
public async Task Run(CancellationToken ct = default(CancellationToken))
{
TaskUtilities.AssertIsOnBackgroundThread();
if (_runTask != null)
{
throw new InvalidOperationException("This host is already running.");
}
ct = CancellationTokenSource.CreateLinkedTokenSource(ct, _cts.Token).Token;
try {
_runTask = RunWorker(ct);
await _runTask;
} catch (OperationCanceledException) when(ct.IsCancellationRequested)
{
// Expected cancellation, do not propagate, just exit process
} catch (MessageTransportException ex) when(ct.IsCancellationRequested)
{
// Network errors during cancellation are expected, but should not be exposed to clients.
throw new OperationCanceledException(new OperationCanceledException().Message, ex);
} catch (Exception ex) {
var message = "Exception in RHost run loop:\n" + ex;
_log.WriteLineAsync(MessageCategory.Error, message).DoNotWait();
Debug.Fail(message);
throw;
} finally {
_requests.Clear();
}
}