Index: Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/StochasticSoilModelCreateExtensionsTest.cs
===================================================================
diff -u -r4478bdf539df278f9e2aac0f9fe683c34ac55335 -r6a9a423fddb189769e43cc9d69d4dd828a6f68e2
--- Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/StochasticSoilModelCreateExtensionsTest.cs	(.../StochasticSoilModelCreateExtensionsTest.cs)	(revision 4478bdf539df278f9e2aac0f9fe683c34ac55335)
+++ Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/StochasticSoilModelCreateExtensionsTest.cs	(.../StochasticSoilModelCreateExtensionsTest.cs)	(revision 6a9a423fddb189769e43cc9d69d4dd828a6f68e2)
@@ -21,6 +21,7 @@
 
 using System;
 using Application.Ringtoets.Storage.Create;
+using Application.Ringtoets.Storage.DbContext;
 
 using Core.Common.Base.Geometry;
 
@@ -110,5 +111,21 @@
             Assert.IsNotNull(entity);
             Assert.AreEqual(2, entity.StochasticSoilModelSegmentPointEntities.Count);
         }
+
+        [Test]
+        public void Create_SameModelCreatedMultipleTimes_ReturnSameEntity()
+        {
+            // Setup
+            var soilModel = new StochasticSoilModel(1, "A", "B");
+
+            var registry = new PersistenceRegistry();
+
+            // Call
+            StochasticSoilModelEntity entity1 = soilModel.Create(registry);
+            StochasticSoilModelEntity entity2 = soilModel.Create(registry);
+
+            // Assert
+            Assert.AreSame(entity1, entity2);
+        }
     }
 }
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