Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Configurations/FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter.cs
===================================================================
diff -u -rcabc2b86c92f510eb4afcf6889e7464630507fb3 -r89376e2e2629c1e722515a852b455b3810d0d98f
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Configurations/FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter.cs	(.../FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter.cs)	(revision cabc2b86c92f510eb4afcf6889e7464630507fb3)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Configurations/FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter.cs	(.../FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter.cs)	(revision 89376e2e2629c1e722515a852b455b3810d0d98f)
@@ -33,7 +33,7 @@
     /// Exports a failure mechanism category wave conditions calculation configuration and stores it as an XML file.
     /// </summary>
     public class FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter : WaveConditionsCalculationConfigurationExporter<
-        FailureMechanismCategoryWaveConditionsCalculationConfigurationWriter,
+        GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter,
         GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration,
         ICalculation<FailureMechanismCategoryWaveConditionsInput>>
     {
@@ -47,9 +47,9 @@
         public FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter(IEnumerable<ICalculationBase> calculations, string filePath)
             : base(calculations, filePath) {}
 
-        protected override FailureMechanismCategoryWaveConditionsCalculationConfigurationWriter CreateWriter(string filePath)
+        protected override GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter CreateWriter(string filePath)
         {
-            return new FailureMechanismCategoryWaveConditionsCalculationConfigurationWriter(filePath);
+            return new GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter(filePath);
         }
 
         protected override GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration ToConfiguration(ICalculation<FailureMechanismCategoryWaveConditionsInput> calculation)
Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Configurations/GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter.cs
===================================================================
diff -u
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Configurations/GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter.cs	(revision 0)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Configurations/GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter.cs	(revision 89376e2e2629c1e722515a852b455b3810d0d98f)
@@ -0,0 +1,65 @@
+// Copyright (C) Stichting Deltares 2017. All rights reserved.
+//
+// This file is part of Ringtoets.
+//
+// Ringtoets is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.Xml;
+using Ringtoets.GrassCoverErosionOutwards.IO.Configurations.Converters;
+using Ringtoets.Revetment.Data;
+using Ringtoets.Revetment.IO.Configurations;
+
+namespace Ringtoets.GrassCoverErosionOutwards.IO.Configurations
+{
+    /// <summary>
+    /// Writer for calculations that contain <see cref="FailureMechanismCategoryWaveConditionsInput"/> as input,
+    /// to XML format.
+    /// </summary>
+    public class GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter
+        : WaveConditionsCalculationConfigurationWriter<GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration>
+    {
+        /// <summary>
+        /// Creates a new instance of <see cref="GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter"/>.
+        /// </summary>
+        /// <param name="filePath">The path of the file to write to.</param>
+        /// <exception cref="ArgumentException">Thrown when <paramref name="filePath"/> is invalid.</exception>
+        /// <remarks>A valid path:
+        /// <list type="bullet">
+        /// <item>is not empty or <c>null</c>,</item>
+        /// <item>does not consist out of only whitespace characters,</item>
+        /// <item>does not contain an invalid character,</item>
+        /// <item>does not end with a directory or path separator (empty file name).</item>
+        /// </list></remarks>
+        public GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter(string filePath)
+            : base(filePath) {}
+
+        protected override void WriteConfigurationCategoryTypeWhenAvailable(
+            XmlWriter writer, GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration configuration)
+        {
+            if (!configuration.CategoryType.HasValue)
+            {
+                return;
+            }
+
+            var converter = new ConfigurationGrassCoverErosionOutwardsCategoryTypeConverter();
+            writer.WriteElementString(WaveConditionsCalculationConfigurationSchemaIdentifiers.CategoryType,
+                                      converter.ConvertToInvariantString(configuration.CategoryType.Value));
+        }
+    }
+}
\ No newline at end of file
Fisheye: Tag 89376e2e2629c1e722515a852b455b3810d0d98f refers to a dead (removed) revision in file `Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Configurations/failureMechanismCategoryWaveConditionsCalculationConfigurationWriter.cs'.
Fisheye: No comparison available.  Pass `N' to diff?
Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Ringtoets.GrassCoverErosionOutwards.IO.csproj
===================================================================
diff -u -rcabc2b86c92f510eb4afcf6889e7464630507fb3 -r89376e2e2629c1e722515a852b455b3810d0d98f
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Ringtoets.GrassCoverErosionOutwards.IO.csproj	(.../Ringtoets.GrassCoverErosionOutwards.IO.csproj)	(revision cabc2b86c92f510eb4afcf6889e7464630507fb3)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.IO/Ringtoets.GrassCoverErosionOutwards.IO.csproj	(.../Ringtoets.GrassCoverErosionOutwards.IO.csproj)	(revision 89376e2e2629c1e722515a852b455b3810d0d98f)
@@ -20,7 +20,7 @@
     <Compile Include="Configurations\Converters\ConfigurationGrassCoverErosionOutwardsCategoryTypeConverter.cs" />
     <Compile Include="Configurations\GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration.cs" />
     <Compile Include="Configurations\FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter.cs" />
-    <Compile Include="Configurations\failureMechanismCategoryWaveConditionsCalculationConfigurationWriter.cs" />
+    <Compile Include="Configurations\GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter.cs" />
     <Compile Include="Exporters\GrassCoverErosionOutwardsHydraulicBoundaryLocationExportMetaDataAttributeNameProvider.cs" />
     <Compile Include="Exporters\GrassCoverErosionOutwardsHydraulicBoundaryLocationsExporter.cs" />
     <Compile Include="Exporters\GrassCoverErosionOutwardsHydraulicBoundaryLocationsWriter.cs" />
Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Configurations/FailureMechanismCategoryWaveConditionsCalculationConfigurationExporterTest.cs
===================================================================
diff -u -rcabc2b86c92f510eb4afcf6889e7464630507fb3 -r89376e2e2629c1e722515a852b455b3810d0d98f
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Configurations/FailureMechanismCategoryWaveConditionsCalculationConfigurationExporterTest.cs	(.../FailureMechanismCategoryWaveConditionsCalculationConfigurationExporterTest.cs)	(revision cabc2b86c92f510eb4afcf6889e7464630507fb3)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Configurations/FailureMechanismCategoryWaveConditionsCalculationConfigurationExporterTest.cs	(.../FailureMechanismCategoryWaveConditionsCalculationConfigurationExporterTest.cs)	(revision 89376e2e2629c1e722515a852b455b3810d0d98f)
@@ -38,7 +38,7 @@
     public class FailureMechanismCategoryWaveConditionsCalculationConfigurationExporterTest
         : CustomCalculationConfigurationExporterDesignGuidelinesTestFixture<
             FailureMechanismCategoryWaveConditionsCalculationConfigurationExporter,
-            FailureMechanismCategoryWaveConditionsCalculationConfigurationWriter,
+            GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter,
             ICalculation<FailureMechanismCategoryWaveConditionsInput>,
             GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration>
     {
Fisheye: Tag 89376e2e2629c1e722515a852b455b3810d0d98f refers to a dead (removed) revision in file `Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Configurations/FailureMechanismCategoryWaveConditionsCalculationConfigurationWriterTest.cs'.
Fisheye: No comparison available.  Pass `N' to diff?
Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Configurations/GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriterTest.cs
===================================================================
diff -u
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Configurations/GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriterTest.cs	(revision 0)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Configurations/GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriterTest.cs	(revision 89376e2e2629c1e722515a852b455b3810d0d98f)
@@ -0,0 +1,155 @@
+// Copyright (C) Stichting Deltares 2017. All rights reserved.
+//
+// This file is part of Ringtoets.
+//
+// Ringtoets is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System.ComponentModel;
+using System.IO;
+using Core.Common.Base.Data;
+using Core.Common.IO.Exceptions;
+using Core.Common.TestUtil;
+using NUnit.Framework;
+using Ringtoets.Common.IO.Configurations;
+using Ringtoets.Common.IO.TestUtil;
+using Ringtoets.GrassCoverErosionOutwards.IO.Configurations;
+using Ringtoets.Revetment.IO.Configurations;
+
+namespace Ringtoets.GrassCoverErosionOutwards.IO.Test.Configurations
+{
+    [TestFixture]
+    public class GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriterTest : CustomCalculationConfigurationWriterDesignGuidelinesTestFixture<
+        GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter,
+        GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration>
+    {
+        [Test]
+        public void Write_SparseCalculation_WritesSparseConfigurationToFile()
+        {
+            // Setup
+            string filePath = TestHelper.GetScratchPadPath(
+                $"{nameof(Write_SparseCalculation_WritesSparseConfigurationToFile)}.xml");
+
+            string expectedXmlFilePath = TestHelper.GetTestDataPath(
+                TestDataPath.Ringtoets.Revetment.IO,
+                Path.Combine(nameof(GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter), "sparseConfiguration.xml"));
+
+            var calculation = new GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration("Berekening 1");
+
+            try
+            {
+                var writer = new GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter(filePath);
+
+                // Call
+                writer.Write(new[]
+                {
+                    calculation
+                });
+
+                // Assert
+                string actualXml = File.ReadAllText(filePath);
+                string expectedXml = File.ReadAllText(expectedXmlFilePath);
+
+                Assert.AreEqual(expectedXml, actualXml);
+            }
+            finally
+            {
+                File.Delete(filePath);
+            }
+        }
+
+        [Test]
+        public void Write_CompleteCalculation_WritesCompleteConfigurationToFile()
+        {
+            // Setup
+            string filePath = TestHelper.GetScratchPadPath(
+                $"{nameof(Write_CompleteCalculation_WritesCompleteConfigurationToFile)}.xml");
+
+            string expectedXmlFilePath = TestHelper.GetTestDataPath(
+                TestDataPath.Ringtoets.Revetment.IO,
+                Path.Combine(nameof(GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter), "completeConfiguration.xml"));
+
+            var calculation = new GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration("Berekening 1")
+            {
+                HydraulicBoundaryLocationName = "Locatie1",
+                CategoryType = ConfigurationGrassCoverErosionOutwardsCategoryType.LowerLimitNorm,
+                UpperBoundaryRevetment = (RoundedDouble) 1.5,
+                LowerBoundaryRevetment = (RoundedDouble) 0.5,
+                UpperBoundaryWaterLevels = (RoundedDouble) 1.4,
+                LowerBoundaryWaterLevels = (RoundedDouble) 0.6,
+                StepSize = ConfigurationWaveConditionsInputStepSize.One,
+                ForeshoreProfileId = "profiel1",
+                Orientation = (RoundedDouble) 67.1,
+                WaveReduction = new WaveReductionConfiguration
+                {
+                    UseForeshoreProfile = true,
+                    UseBreakWater = true,
+                    BreakWaterHeight = (RoundedDouble) 1.23,
+                    BreakWaterType = ConfigurationBreakWaterType.Dam
+                }
+            };
+
+            try
+            {
+                var writer = new GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter(filePath);
+
+                // Call
+                writer.Write(new[]
+                {
+                    calculation
+                });
+
+                // Assert
+                string actualXml = File.ReadAllText(filePath);
+                string expectedXml = File.ReadAllText(expectedXmlFilePath);
+
+                Assert.AreEqual(expectedXml, actualXml);
+            }
+            finally
+            {
+                File.Delete(filePath);
+            }
+        }
+
+        [Test]
+        public void Write_InvalidCategoryType_ThrowsCriticalFileWriteException()
+        {
+            // Setup
+            var configuration = new GrassCoverErosionOutwardsWaveConditionsCalculationConfiguration("fail")
+            {
+                CategoryType = (ConfigurationGrassCoverErosionOutwardsCategoryType?) 99
+            };
+
+            var writer = new GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter("valid");
+
+            // Call
+            TestDelegate call = () => writer.Write(new[]
+            {
+                configuration
+            });
+
+            // Assert
+            var exception = Assert.Throws<CriticalFileWriteException>(call);
+            Assert.IsInstanceOf<InvalidEnumArgumentException>(exception.InnerException);
+        }
+
+        protected override GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter CreateWriterInstance(string filePath)
+        {
+            return new GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriter(filePath);
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Ringtoets.GrassCoverErosionOutwards.IO.Test.csproj
===================================================================
diff -u -rcabc2b86c92f510eb4afcf6889e7464630507fb3 -r89376e2e2629c1e722515a852b455b3810d0d98f
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Ringtoets.GrassCoverErosionOutwards.IO.Test.csproj	(.../Ringtoets.GrassCoverErosionOutwards.IO.Test.csproj)	(revision cabc2b86c92f510eb4afcf6889e7464630507fb3)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.IO.Test/Ringtoets.GrassCoverErosionOutwards.IO.Test.csproj	(.../Ringtoets.GrassCoverErosionOutwards.IO.Test.csproj)	(revision 89376e2e2629c1e722515a852b455b3810d0d98f)
@@ -22,7 +22,7 @@
     <Compile Include="Configurations\Converters\ConfigurationGrassCoverErosionOutwardsCategoryTypeConverterTest.cs" />
     <Compile Include="Configurations\FailureMechanismCategoryWaveConditionsCalculationConfigurationExporterTest.cs" />
     <Compile Include="Configurations\GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationTest.cs" />
-    <Compile Include="Configurations\FailureMechanismCategoryWaveConditionsCalculationConfigurationWriterTest.cs" />
+    <Compile Include="Configurations\GrassCoverErosionOutwardsWaveConditionsCalculationConfigurationWriterTest.cs" />
     <Compile Include="Exporters\GrassCoverErosionOutwardsHydraulicBoundaryLocationExportMetaDataAttributeNameProviderTest.cs" />
     <Compile Include="Exporters\GrassCoverErosionOutwardsHydraulicBoundaryLocationsExporterTest.cs" />
     <Compile Include="Exporters\GrassCoverErosionOutwardsHydraulicBoundaryLocationsWriterTest.cs" />