public void TestVolatileSetAddExpired()
{
var clock = new MemoryClock();
var set = new VolatileSet<int>(clock);
set.Add(0, TimeSpan.FromSeconds(100));
clock.UtcNow += TimeSpan.FromSeconds(101);
set.Add(0, TimeSpan.FromSeconds(10)).Should().BeTrue("Adding for an expired entry should return true (as if the entry was missing)");
}
public void TestVolatileSet()
{
var clock = new MemoryClock();
var set = new VolatileSet<int>(clock);
set.Add(0, TimeSpan.FromSeconds(100));
set.Add(1, TimeSpan.FromSeconds(10));
set.Contains(1).Should().BeTrue();
// Increment time to invalidate item
clock.UtcNow += TimeSpan.FromSeconds(11);
// Item 1 should be invalidated, but 0 should remain
set.Contains(1).Should().BeFalse();
set.Contains(0).Should().BeTrue();
// Explicitly invalidating item should remove it
set.Invalidate(0);
set.Contains(0).Should().BeFalse();
set = new VolatileSet<int>(clock);
set.Add(1, TimeSpan.FromSeconds(10));
set.Add(2, TimeSpan.FromSeconds(20));
set.Add(3, TimeSpan.FromSeconds(30));
set.Add(4, TimeSpan.FromSeconds(40));
set.Add(5, TimeSpan.FromSeconds(50));
clock.UtcNow += TimeSpan.FromSeconds(25);
// Should only be able to remove items 1 and 2 since they have expired
set.CleanStaleItems(20).Should().Be(2);
set.Contains(1).Should().BeFalse();
set.Contains(2).Should().BeFalse();
set.Contains(3).Should().BeTrue();
set.Contains(4).Should().BeTrue();
set.Contains(5).Should().BeTrue();
// Move time past original timeout for 3 but add with 20 seconds from current time
// 3 should be retained
set.Add(3, TimeSpan.FromSeconds(20));
clock.UtcNow += TimeSpan.FromSeconds(10);
set.Contains(3).Should().BeTrue();
}
public async Task EmitIncidentAsync(IcmIncident incident)
{
if (incident.CacheTimeToLive is not null)
{
if (_cachedIcms.Contains(incident.Title))
{
// Update TTL and return.
_cachedIcms.Add(incident.Title, incident.CacheTimeToLive.Value);
return;
}
else
{
// Add to cached incidents.
_cachedIcms.Add(incident.Title, incident.CacheTimeToLive.Value);
}
}
var cert = await _keyVault.GetCertificateAsync(_connectorCertificateName);
var incidentToSend = GetIncidentToSend(incident);
using var client = ConnectorClientFactory.CreateClient(_uri, cert);
try
{
var result = client.AddOrUpdateIncident2(_connectorId, incidentToSend, RoutingOptions.None);
if (result.Status != IncidentAddUpdateStatus.AddedNew &&
// Discarded means that we're updating hit count or it was suppressed because it's too soon
// since we updated hit count last and the incident is still active.
result.Status != IncidentAddUpdateStatus.Discarded)
{
throw new Exception($"Result status does not indicate success: {result.Status}.");
}
}
catch (Exception e)
{
Console.WriteLine("Failed to submit incident to IcM:\n" + e.ToString());
throw;
}
}
public void TestVolatileWithShortHashSet()
{
var clock = new MemoryClock();
var set = new VolatileSet <ShortHash>(clock);
for (int i = 0; i < 500_000; i++)
{
var hash = ContentHash.Random(HashType.Vso0);
var shortHash = new ShortHash(hash);
set.Add(shortHash, TimeSpan.FromMinutes(30));
set.Contains(shortHash).Should().BeTrue();
}
}
