public static async Task AssertAsync(
this IExpectExceptionScenarioBuilder builder,
ScenarioRunner runner,
CancellationToken ct = default(CancellationToken))
{
var scenario = builder.Build();
var result = await runner.RunAsync(scenario, ct);
switch (result)
{
case ScenarioExpectedExceptionButThrewNoException _:
throw new XunitException("Expected exception but threw no exception");
case ScenarioExpectedExceptionButThrewOtherException threw:
throw new XunitException($"Expected exception but threw {threw.Actual}");
case ScenarioExpectedExceptionButRecordedEvents recorded:
var messageBuilder = new StringBuilder();
messageBuilder.AppendLine("Expected exception but recorded these events:");
foreach (var recordedEvent in recorded.Actual)
{
messageBuilder.AppendLine($"\t{recordedEvent.Stream} - {recordedEvent.Event.GetType().Name} - {JsonConvert.SerializeObject(recordedEvent.Event)}");
}
throw new XunitException(messageBuilder.ToString());
}
}
public static async Task AssertAsync(
this IExpectEventsScenarioBuilder builder,
ScenarioRunner runner,
CancellationToken ct = default(CancellationToken))
{
var scenario = builder.Build();
var result = await runner.RunAsync(scenario, ct);
switch (result)
{
case ScenarioExpectedEventsButThrewException threw:
throw new XunitException($"Expected events but threw {threw.Actual}");
case ScenarioExpectedEventsButRecordedOtherEvents recorded:
var messageBuilder = new StringBuilder();
if (recorded.Scenario.Thens.Length != recorded.Actual.Length)
{
messageBuilder.AppendFormat("Expected {0} events ({1}) but recorded {2} events ({3}).",
recorded.Scenario.Thens.Length,
string.Join(",",
recorded.Scenario.Thens.Select(given => $"{given.Stream} - {given.Event.GetType().Name}")),
recorded.Actual.Length,
string.Join(",",
recorded.Actual.Select(actual => $"{actual.Stream} - {actual.Event.GetType().Name}")));
}
else
{
messageBuilder.AppendLine("Expected events to match but found the following differences:");
//foreach (var difference in recorded.Differences)
//{
// messageBuilder.AppendLine("\t" + difference);
//}
}
throw new XunitException(messageBuilder.ToString());
}
}