Esempio n. 1
0
        // This method is called by the xUnit test framework classes 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.
        public override async Task <RunSummary> RunAsync(IMessageSink diagnosticMessageSink,
                                                         IMessageBus messageBus,
                                                         object[] constructorArguments,
                                                         ExceptionAggregator aggregator,
                                                         CancellationTokenSource cancellationTokenSource)
        {
            var 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));

                var delayInMs = Math.Min((int)Math.Pow(2, runCount - 1) * this.exponentialBackoffMs, MaxDelayInMs);
                await Task.Delay(delayInMs);
            }
        }
Esempio n. 2
0
        // This method is called by the xUnit test framework classes 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.
        public override async Task <RunSummary> RunAsync(IMessageSink diagnosticMessageSink,
                                                         IMessageBus messageBus,
                                                         object[] constructorArguments,
                                                         ExceptionAggregator aggregator,
                                                         CancellationTokenSource cancellationTokenSource)
        {
            var 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));
                Xamarin.Forms.Mocks.MockForms.Init();
                Prism.Navigation.PageNavigationRegistry.ClearRegistrationCache();
                GC.Collect();
                await Task.Delay(100);
            }
        }