public async Task HostedServiceBase_WhenStartAndStopThrows_ShouldFireEvents()
{
// arrange
var hostedService = new HostedServiceTest {
StopShouldFail = true
};
var host = HostHelper.Build(hostedService);
List <TelemetryEvent> events = new List <TelemetryEvent>();
// act
var hostStart = host.StartAsync();
var start = await hostedService.WaitStart;
ApplicationEventSource.Log.Listen(listener =>
{
var hostStop = host.StopAsync();
Task.Delay(100).GetAwaiter().GetResult();
events.AddRange(listener
.OrderedEvents
.Select(e => e.Map("test"))
.ToArray());
});
// assert
Assert.True(start);
Assert.NotNull(events
.FirstOrDefault(e => e.Message == "Unhandled exception occurred."));
}
public async Task HostedServiceBase_WhenStartAndStop_ShouldPass()
{
// arrange
var hostedService = new HostedServiceTest();
var host = HostHelper.Build(hostedService);
// act
var hostStart = host.StartAsync();
var start = await hostedService.WaitStart;
var hostStop = host.StopAsync();
var stop = await hostedService.WaitStop;
// assert
Assert.True(start);
Assert.True(stop);
}