public async Task CanUseCustomGrainActivatorToReleaseGrains()
{
ISimpleDIGrain grain1 = this.fixture.GrainFactory.GetGrain <ISimpleDIGrain>(GetRandomGrainId(), grainClassNamePrefix: "UnitTests.Grains.ExplicitlyRegistered");
long initialReleasedInstances = await grain1.GetLongValue();
ISimpleDIGrain grain2 = this.fixture.GrainFactory.GetGrain <ISimpleDIGrain>(GetRandomGrainId(), grainClassNamePrefix: "UnitTests.Grains.ExplicitlyRegistered");
long secondReleasedInstances = await grain2.GetLongValue();
Assert.Equal(initialReleasedInstances, secondReleasedInstances);
await grain1.DoDeactivate();
await Task.Delay(250);
ISimpleDIGrain grain3 = this.fixture.GrainFactory.GetGrain <ISimpleDIGrain>(GetRandomGrainId(), grainClassNamePrefix: "UnitTests.Grains.ExplicitlyRegistered");
long finalReleasedInstances = await grain3.GetLongValue();
Assert.Equal(initialReleasedInstances + 1, finalReleasedInstances);
}
