Index: Ringtoets/Revetment/test/Ringtoets.Revetment.Data.Test/WaveConditionsInputTest.cs
===================================================================
diff -u -rde24943cc5de951dd42ba93671c9816046ae7607 -r68004dbc5a33be0b6343844bb6706ab2931cbe5c
--- Ringtoets/Revetment/test/Ringtoets.Revetment.Data.Test/WaveConditionsInputTest.cs	(.../WaveConditionsInputTest.cs)	(revision de24943cc5de951dd42ba93671c9816046ae7607)
+++ Ringtoets/Revetment/test/Ringtoets.Revetment.Data.Test/WaveConditionsInputTest.cs	(.../WaveConditionsInputTest.cs)	(revision 68004dbc5a33be0b6343844bb6706ab2931cbe5c)
@@ -395,6 +395,21 @@
         }
 
         [Test]
+        [TestCase(-50.005)]
+        [TestCase(-100)]
+        public void LowerBoundaryRevetment_BoundarySmallerThanValid_SetValueToValidBoundary(double newValue)
+        {
+            // Setup
+            var input = new WaveConditionsInput();
+
+            // Call
+            input.LowerBoundaryRevetment = (RoundedDouble) newValue;
+
+            // Assert
+            Assert.AreEqual(-50, input.LowerBoundaryRevetment, input.LowerBoundaryRevetment.GetAccuracy());
+        }
+
+        [Test]
         public void UpperBoundaryRevetment_SetNewValue_ValueIsRounded()
         {
             // Setup
@@ -452,6 +467,21 @@
         }
 
         [Test]
+        [TestCase(1000.005)]
+        [TestCase(1030)]
+        public void UpperBoundaryRevetment_BoundaryLargerThanValid_SetValueToValidBoundary(double newValue)
+        {
+            // Setup
+            var input = new WaveConditionsInput();
+
+            // Call
+            input.UpperBoundaryRevetment = (RoundedDouble)newValue;
+
+            // Assert
+            Assert.AreEqual(1000, input.UpperBoundaryRevetment, input.UpperBoundaryRevetment.GetAccuracy());
+        }
+
+        [Test]
         public void LowerBoundaryWaterLevels_SetNewValue_ValueIsRounded()
         {
             // Setup
@@ -509,6 +539,21 @@
         }
 
         [Test]
+        [TestCase(-50.005)]
+        [TestCase(-100)]
+        public void LowerBoundaryWaterLevels_BoundarySmallerThanValid_SetValueToValidBoundary(double newValue)
+        {
+            // Setup
+            var input = new WaveConditionsInput();
+
+            // Call
+            input.LowerBoundaryWaterLevels = (RoundedDouble)newValue;
+
+            // Assert
+            Assert.AreEqual(-50, input.LowerBoundaryWaterLevels, input.LowerBoundaryWaterLevels.GetAccuracy());
+        }
+
+        [Test]
         public void UpperBoundaryWaterLevels_SetNewValue_ValueIsRounded()
         {
             // Setup
@@ -566,6 +611,21 @@
         }
 
         [Test]
+        [TestCase(1000.005)]
+        [TestCase(1030)]
+        public void UpperBoundaryWaterLevels_BoundaryLargerThanValid_SetValueToValidBoundary(double newValue)
+        {
+            // Setup
+            var input = new WaveConditionsInput();
+
+            // Call
+            input.UpperBoundaryWaterLevels = (RoundedDouble)newValue;
+
+            // Assert
+            Assert.AreEqual(1000, input.UpperBoundaryWaterLevels, input.UpperBoundaryWaterLevels.GetAccuracy());
+        }
+
+        [Test]
         [TestCase(double.NaN, 10.0, 12.0)]
         [TestCase(1.0, double.NaN, 12.0)]
         [TestCase(1.0, 10.0, double.NaN)]