public async Task StreamProducerOnDroppedClientTest(string streamProviderName, string streamNamespace)
{
const int eventsProduced = 10;
Guid streamGuid = Guid.NewGuid();
await ProduceEventsFromClient(streamProviderName, streamGuid, streamNamespace, eventsProduced);
// Hard kill client
testHost.KillClient();
// make sure dead client has had time to drop
await Task.Delay(testHost.ClusterConfiguration.Globals.ClientDropTimeout + TimeSpan.FromSeconds(5));
// initialize new client
testHost.InitializeClient();
// run test again.
await ProduceEventsFromClient(streamProviderName, streamGuid, streamNamespace, eventsProduced);
}
public async Task StoresGrainStateWithReferencedGrainTest()
{
var grainId = Guid.NewGuid();
var grain = this.host.GrainFactory.GetGrain <ICouchBaseWithGrainReferenceStorageGrain>(grainId);
// Request grain to reference another grain
var referenceTag = $"Referenced by grain {grainId}";
await grain.ReferenceOtherGrain(referenceTag);
// Verify referenced grain values
var retrievedReferenceTag = await grain.GetReferencedTag();
Assert.Equal(referenceTag, retrievedReferenceTag);
var retrievedReferencedAt = await grain.GetReferencedAt();
Assert.NotEqual(default(DateTime), retrievedReferencedAt);
// Write state
await grain.Write();
// Restart all test silos
var silos = new[] { this.host.Primary }.Union(this.host.SecondarySilos).ToList();
foreach (var siloHandle in silos)
{
this.host.RestartSilo(siloHandle);
}
// Re-initialize client
host.KillClient();
host.InitializeClient();
// Revive persisted grain
var grainPostRestart = this.host.GrainFactory.GetGrain <ICouchBaseWithGrainReferenceStorageGrain>(grainId);
// Force read persisted state
await grainPostRestart.Read();
// Verify persisted state post restart
var retrievedReferenceTagPostWrite = await grainPostRestart.GetReferencedTag();
Assert.Equal(referenceTag, retrievedReferenceTagPostWrite);
var retrievedReferencedAtPostWrite = await grainPostRestart.GetReferencedAt();
Assert.Equal(retrievedReferencedAt, retrievedReferencedAtPostWrite);
}