private static void InitializePlacements()
{
RandomPlacement.InitializeClass();
PreferLocalPlacement.InitializeClass();
StatelessWorkerPlacement.InitializeClass(NodeConfiguration.DEFAULT_MAX_LOCAL_ACTIVATIONS);
SystemPlacement.InitializeClass();
ActivationCountBasedPlacement.InitializeClass();
}
public async Task LocallyPlacedGrainShouldCreateActivationsOnLocalSilo()
{
await this.HostedCluster.WaitForLivenessToStabilizeAsync();
logger.Info("********************** Starting the test LocallyPlacedGrainShouldCreateActivationsOnLocalSilo ******************************");
TestSilosStarted(2);
const int sampleSize = 5;
var placement = new StatelessWorkerPlacement(sampleSize);
var proxy = GrainClient.GrainFactory.GetGrain<IRandomPlacementTestGrain>(Guid.NewGuid());
await proxy.StartLocalGrains(new List<Guid> { Guid.Empty });
var expected = await proxy.GetEndpoint();
// locally placed grains are multi-activation and stateless. this means that we have to sample the value of
// the result, rather than simply ask for it once in order to get a consensus of the result.
var actual = await proxy.SampleLocalGrainEndpoint(Guid.Empty, sampleSize);
Assert.True(actual.All(expected.Equals),
"A grain instantiated with the local placement strategy should create activations on the local silo.");
}
