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34 changes: 33 additions & 1 deletion test/Multicaster.Distributed.Nats.Tests/NatsGroupTest.cs
Original file line number Diff line number Diff line change
Expand Up @@ -652,7 +652,7 @@ public async Task KeysAreNotGuid()
group2.Single(receiverC.Id.ToString()).Parameter_One(5432);
group2.Except([receiverA.Id.ToString(), receiverB.Id.ToString(), receiverC.Id.ToString()]).Parameter_One(7654);

// We need to wait to receive the message from Redis.
// We need to wait to receive the message from NATS.
await Task.Delay(500);

// Assert
Expand All @@ -676,6 +676,8 @@ public async Task UseSameNameGroupAfterDispose()
{
var group = groupProvider.GetOrAddSynchronousGroup<string, ITestReceiver>("MyGroup");
group.Add(receiverA.Id.ToString(), receiverA.Proxy);
// Wait for subscriptions to be established.
await Task.Delay(250);

group.All.Parameter_One(1234);
// We need to wait to receive the message from NATS.
Expand Down Expand Up @@ -705,4 +707,34 @@ public async Task UseSameNameGroupAfterDispose()
group.Dispose();
}
}

[Fact]
public async Task InvokeViaLocalEmptyGroup()
{
// Arrange
var proxyFactory = DynamicRemoteProxyFactory.Instance;
var serializer = new TestJsonRemoteSerializer();
IMulticastGroupProvider groupProvider = new NatsGroupProvider(proxyFactory, serializer, new NatsGroupOptions() { Url = _natsContainer.GetConnectionString() });
var receiverA = TestNatsReceiverHelper.CreateReceiverSet(proxyFactory, serializer);
var receiverB = TestNatsReceiverHelper.CreateReceiverSet(proxyFactory, serializer);

// Act
using var group1 = groupProvider.GetOrAddSynchronousGroup<string, ITestReceiver>("MyGroup");
group1.Add(receiverA.Id.ToString(), receiverA.Proxy);
group1.Add(receiverB.Id.ToString(), receiverB.Proxy);

// Wait for subscriptions to be established.
await Task.Delay(250);

using var group2 = groupProvider.GetOrAddSynchronousGroup<string, ITestReceiver>("MyGroup");

group2.All.Parameter_One(1234); // This group is empty, so the message will be sent to backplane.

// We need to wait to receive the message from NATS.
await Task.Delay(550);

// Assert
Assert.Equal([CreateJsonSerializedInvocation(nameof(ITestReceiver.Parameter_One), [1234])], receiverA.Writer.Written);
Assert.Equal([CreateJsonSerializedInvocation(nameof(ITestReceiver.Parameter_One), [1234])], receiverB.Writer.Written);
}
}
26 changes: 26 additions & 0 deletions test/Multicaster.Distributed.Redis.Tests/RedisGroupTest.cs
Original file line number Diff line number Diff line change
Expand Up @@ -657,4 +657,30 @@ public async Task UseSameNameGroupAfterDispose()
group.Dispose();
}
}

[Fact]
public async Task InvokeViaLocalEmptyGroup()
{
// Arrange
var proxyFactory = DynamicRemoteProxyFactory.Instance;
var serializer = new TestJsonRemoteSerializer();
IMulticastGroupProvider groupProvider = new RedisGroupProvider(proxyFactory, serializer, new RedisGroupOptions() { ConnectionString = _redisContainer.GetConnectionString() });
var receiverA = TestRedisReceiverHelper.CreateReceiverSet(proxyFactory, serializer);
var receiverB = TestRedisReceiverHelper.CreateReceiverSet(proxyFactory, serializer);

// Act
using var group1 = groupProvider.GetOrAddSynchronousGroup<string, ITestReceiver>("MyGroup");
group1.Add(receiverA.Id.ToString(), receiverA.Proxy);
group1.Add(receiverB.Id.ToString(), receiverB.Proxy);
using var group2 = groupProvider.GetOrAddSynchronousGroup<string, ITestReceiver>("MyGroup");

group2.All.Parameter_One(1234); // This group is empty, so the message will be sent to backplane.

// We need to wait to receive the message from Redis.
await Task.Delay(100);

// Assert
Assert.Equal([CreateJsonSerializedInvocation(nameof(ITestReceiver.Parameter_One), [1234])], receiverA.Writer.Written);
Assert.Equal([CreateJsonSerializedInvocation(nameof(ITestReceiver.Parameter_One), [1234])], receiverB.Writer.Written);
}
}