refactor(runtime): own teleport destination correlation

tests/AcDream.App.Tests/Streaming/RuntimeTeleportDestinationAdapterTests.cs

@@ -0,0 +1,50 @@
+using AcDream.App.Streaming;
+using AcDream.Core.Net;
+using AcDream.Core.Net.Messages;
+using AcDream.Runtime;
+
+namespace AcDream.App.Tests.Streaming;
+
+public sealed class RuntimeTeleportDestinationAdapterTests
+{
+    [Fact]
+    public void AcceptedPosition_PreservesExactIdentityCellFrameAndSequences()
+    {
+        var update = new WorldSession.EntityPositionUpdate(
+            Guid: 0x50000001u,
+            Position: new CreateObject.ServerPosition(
+                LandblockId: 0x30310123u,
+                PositionX: -12.5f,
+                PositionY: 8.25f,
+                PositionZ: 91.75f,
+                RotationW: 0.5f,
+                RotationX: 0.25f,
+                RotationY: -0.125f,
+                RotationZ: 0.75f),
+            Velocity: new System.Numerics.Vector3(1f, 2f, 3f),
+            PlacementId: 0x65u,
+            IsGrounded: false,
+            InstanceSequence: 0x1234,
+            PositionSequence: 0x2345,
+            TeleportSequence: 0x3456,
+            ForcePositionSequence: 0x4567);
+
+        RuntimeTeleportDestination destination =
+            RuntimeTeleportDestinationAdapter.FromAcceptedPosition(update);
+
+        Assert.Equal(update.Guid, destination.EntityGuid);
+        Assert.Equal(update.InstanceSequence, destination.InstanceSequence);
+        Assert.Equal(update.PositionSequence, destination.PositionSequence);
+        Assert.Equal(update.TeleportSequence, destination.TeleportSequence);
+        Assert.Equal(
+            update.ForcePositionSequence,
+            destination.ForcePositionSequence);
+        Assert.Equal(update.Position.LandblockId, destination.CellId);
+        Assert.Equal(
+            new System.Numerics.Vector3(-12.5f, 8.25f, 91.75f),
+            destination.Position.Frame.Origin);
+        Assert.Equal(
+            new System.Numerics.Quaternion(0.25f, -0.125f, 0.75f, 0.5f),
+            destination.Position.Frame.Orientation);
+    }
+}