Index: Ringtoets/Revetment/test/Ringtoets.Revetment.Data.TestUtil/TestWaveConditionsCalculation.cs
===================================================================
diff -u -r741860b313c16e7a2f918c734c85180886665a80 -rb1e4bfbf29f9aab8b6728523368a8ca8821691f7
--- Ringtoets/Revetment/test/Ringtoets.Revetment.Data.TestUtil/TestWaveConditionsCalculation.cs	(.../TestWaveConditionsCalculation.cs)	(revision 741860b313c16e7a2f918c734c85180886665a80)
+++ Ringtoets/Revetment/test/Ringtoets.Revetment.Data.TestUtil/TestWaveConditionsCalculation.cs	(.../TestWaveConditionsCalculation.cs)	(revision b1e4bfbf29f9aab8b6728523368a8ca8821691f7)
@@ -31,23 +31,27 @@
     /// Creates a simple <see cref="ICalculation{T}"/> implementation for
     /// wave conditions, which can have an object set as output.
     /// </summary>
-    public class TestWaveConditionsCalculation : Observable, ICalculation<TestWaveConditionsInput>
+    /// <typeparam name="T">The type of the wave conditions input contained
+    /// by the calculation.</typeparam>
+    public class TestWaveConditionsCalculation<T> : Observable, ICalculation<T>
+        where T : WaveConditionsInput
     {
         /// <summary>
-        /// Creates a new instance of <see cref="TestWaveConditionsCalculation"/>.
+        /// Creates a new instance of <see cref="TestWaveConditionsCalculation{T}"/>.
         /// </summary>
-        public TestWaveConditionsCalculation()
+        /// <param name="input">The wave conditions input to set to the calculation.</param>
+        public TestWaveConditionsCalculation(T input)
         {
             Name = RingtoetsCommonDataResources.Calculation_DefaultName;
-            InputParameters = new TestWaveConditionsInput();
+            InputParameters = input;
         }
 
         /// <summary>
         /// Gets or sets an object that represents some output of this calculation.
         /// </summary>
         public object Output { get; set; }
 
-        public TestWaveConditionsInput InputParameters { get; }
+        public T InputParameters { get; }
 
         public bool HasOutput
         {