Ejemplo n.º 1
0
        // This method is called by the xUnit test framework class es to run the test case. We will do the
        // loop here, forwarding on to the implementation in XunitTestCase to do the heavy lifting. We will
        // continue to re-run the test until the aggregator has an error (meaning that some internal error
        // condition happened), or the test runs without failure, or we've hit the maximum number of tries.
        /// <inheritdoc />
        public override async Task <RunSummary> RunAsync(
            IMessageSink diagnosticMessageSink,
            IMessageBus messageBus,
            object[] constructorArguments,
            ExceptionAggregator aggregator,
            CancellationTokenSource cancellationTokenSource)
        {
            int runCount = 0;

            while (true)
            {
                // This is really the only tricky bit: we need to capture and delay messages (since those will
                // contain run status) until we know we've decided to accept the final result;
                var delayedMessageBus = new DelayedMessageBus(messageBus);

                var summary = await base.RunAsync(
                    diagnosticMessageSink,
                    delayedMessageBus,
                    constructorArguments,
                    aggregator,
                    cancellationTokenSource);

                if (aggregator.HasExceptions || summary.Failed == 0 || ++runCount >= _maxRetries)
                {
                    delayedMessageBus.Dispose(); // Sends all the delayed messages
                    return(summary);
                }

                diagnosticMessageSink.OnMessage(
                    new DiagnosticMessage("Execution of '{0}' failed (attempt #{1}), retrying...", DisplayName,
                                          runCount));
                GC.Collect();
                await Task.Delay(100);
            }
        }
Ejemplo n.º 2
0
        // This method is called by the xUnit test framework class es to run the test case. We will do the
        // loop here, forwarding on to the implementation in XunitTestCase to do the heavy lifting. We will
        // continue to re-run the test until the aggregator has an error (meaning that some internal error
        // condition happened), or the test runs without failure, or we've hit the maximum number of tries.
        /// <inheritdoc />
        public override async Task <RunSummary> RunAsync(
            IMessageSink diagnosticMessageSink,
            IMessageBus messageBus,
            object[] constructorArguments,
            ExceptionAggregator aggregator,
            CancellationTokenSource cancellationTokenSource)
        {
            int runCount = 0;

            while (true)
            {
                // This is really the only tricky bit: we need to capture and delay messages (since those will
                // contain run status) until we know we've decided to accept the final result;
                var delayedMessageBus = new DelayedMessageBus(messageBus);

                try
                {
                    var summary = await base.RunAsync(
                        diagnosticMessageSink,
                        delayedMessageBus,
                        constructorArguments,
                        aggregator,
                        cancellationTokenSource).WithTimeout(30_000);

                    if (aggregator.HasExceptions || summary.Failed == 0 || ++runCount >= _maxRetries)
                    {
                        delayedMessageBus.Dispose(); // Sends all the delayed messages
                        return(summary);
                    }
                }
                catch (TimeoutException ex)
                {
                    if (++runCount >= _maxRetries)
                    {
                        var runSummary = new RunSummary {
                            Total = 1, Failed = 1
                        };
                        aggregator.Add(ex);

                        if (!delayedMessageBus.QueueMessage(new TestCleanupFailure(
                                                                new XunitTest(this, DisplayName),
                                                                aggregator.ToException() !)))
                        {
                            cancellationTokenSource.Cancel();
                        }
                        delayedMessageBus.Dispose(); // Sends all the delayed messages

                        return(runSummary);
                    }
                }

                diagnosticMessageSink.OnMessage(
                    new DiagnosticMessage("Execution of '{0}' failed (attempt #{1}), retrying...", DisplayName,
                                          runCount));
                GC.Collect();
                await Task.Delay(100);
            }
        }