diff --git a/OpenSim/Region/Framework/Scenes/Tests/ScenePresenceAgentTests.cs b/OpenSim/Region/Framework/Scenes/Tests/ScenePresenceAgentTests.cs
index f0bbf0bc2b..f6a3d1f148 100644
--- a/OpenSim/Region/Framework/Scenes/Tests/ScenePresenceAgentTests.cs
+++ b/OpenSim/Region/Framework/Scenes/Tests/ScenePresenceAgentTests.cs
@@ -103,11 +103,15 @@ namespace OpenSim.Region.Framework.Scenes.Tests
             ScenePresence sp = SceneHelpers.AddScenePresence(scene, TestHelpers.ParseTail(0x1));
 
             Assert.That(scene.AuthenticateHandler.GetAgentCircuitData(sp.UUID), Is.Not.Null);
+            Assert.That(scene.AuthenticateHandler.AgentCircuits.Count, Is.EqualTo(1));
+            Assert.That(scene.AuthenticateHandler.AgentCircuitsByUUID.Count, Is.EqualTo(1));
 
             scene.IncomingCloseAgent(sp.UUID);
 
             Assert.That(scene.GetScenePresence(sp.UUID), Is.Null);
             Assert.That(scene.AuthenticateHandler.GetAgentCircuitData(sp.UUID), Is.Null);
+            Assert.That(scene.AuthenticateHandler.AgentCircuits.Count, Is.EqualTo(0));
+            Assert.That(scene.AuthenticateHandler.AgentCircuitsByUUID.Count, Is.EqualTo(0));
         }
 
         /// <summary>