Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/Kernels/UpliftVan/UpliftVanKernelStub.cs
===================================================================
diff -u -r98893373912f751309ca68fa432e3b9abd9ec2ce -r0b21aa321e05e40b31eb5ace3adc8bb9cebea68d
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/Kernels/UpliftVan/UpliftVanKernelStub.cs	(.../UpliftVanKernelStub.cs)	(revision 98893373912f751309ca68fa432e3b9abd9ec2ce)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/Kernels/UpliftVan/UpliftVanKernelStub.cs	(.../UpliftVanKernelStub.cs)	(revision 0b21aa321e05e40b31eb5ace3adc8bb9cebea68d)
@@ -20,6 +20,7 @@
 // All rights reserved.
 
 using System;
+using System.Collections.Generic;
 using Deltares.WTIStability;
 using Deltares.WTIStability.Data.Geo;
 using Ringtoets.MacroStabilityInwards.KernelWrapper.Kernels.UpliftVan;
@@ -37,10 +38,20 @@
         public bool Calculated { get; private set; }
 
         /// <summary>
+        /// Gets a value indicating whether <see cref="Validate"/> was called or not.
+        /// </summary>
+        public bool Validated { get; private set; }
+
+        /// <summary>
         /// Indicator whether an exception must be thrown when performing the calculation.
         /// </summary>
         public bool ThrowExceptionOnCalculate { get; set; }
 
+        /// <summary>
+        /// Indicator whether an exception must be thrown when performing the validation.
+        /// </summary>
+        public bool ThrowExceptionOnValidate { get; set; }
+
         public SoilModel SoilModel { get; set; }
 
         public SoilProfile2D SoilProfile { get; set; }
@@ -86,5 +97,16 @@
 
             Calculated = true;
         }
+
+        public List<string> Validate()
+        {
+            if (ThrowExceptionOnValidate)
+            {
+                throw new UpliftVanKernelWrapperException($"Message 1{Environment.NewLine}Message 2", new Exception());
+            }
+
+            Validated = true;
+            return new List<string>();
+        }
     }
 }
\ No newline at end of file