Index: Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/HydraulicBoundaryCalculationSettingsTestFactoryTest.cs
===================================================================
diff -u
--- Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/HydraulicBoundaryCalculationSettingsTestFactoryTest.cs	(revision 0)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/HydraulicBoundaryCalculationSettingsTestFactoryTest.cs	(revision aa7331d7072b48e96c923dc10d349ba0731b918b)
@@ -0,0 +1,21 @@
+using NUnit.Framework;
+using Ringtoets.Common.Data.Hydraulics;
+
+namespace Ringtoets.Common.Data.TestUtil.Test
+{
+    [TestFixture]
+    public class HydraulicBoundaryCalculationSettingsTestFactoryTest
+    {
+        [Test]
+        public void CreateSettings_Always_ReturnsExpectedValues()
+        {
+            // Call
+            HydraulicBoundaryCalculationSettings settings = HydraulicBoundaryCalculationSettingsTestFactory.CreateSettings();
+
+            // Assert
+            Assert.AreEqual("D:\\HydraulicBoundaryLocationDataBase\\HBL.sqlite", settings.HydraulicBoundaryDatabaseFilePath);
+            Assert.AreEqual("D:\\HydraulicBoundaryLocationDataBase\\HLCD.sqlite", settings.HlcdFilePath);
+            Assert.IsEmpty(settings.PreprocessorDirectory);
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/Ringtoets.Common.Data.TestUtil.Test.csproj
===================================================================
diff -u -r64f733a626e721e8d87c0bbe56ea36060301b35d -raa7331d7072b48e96c923dc10d349ba0731b918b
--- Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/Ringtoets.Common.Data.TestUtil.Test.csproj	(.../Ringtoets.Common.Data.TestUtil.Test.csproj)	(revision 64f733a626e721e8d87c0bbe56ea36060301b35d)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/Ringtoets.Common.Data.TestUtil.Test.csproj	(.../Ringtoets.Common.Data.TestUtil.Test.csproj)	(revision aa7331d7072b48e96c923dc10d349ba0731b918b)
@@ -25,6 +25,7 @@
     <Compile Include="FailureMechanismSectionResultTestFactoryTest.cs" />
     <Compile Include="FailureMechanismSectionTestFactoryTest.cs" />
     <Compile Include="ForeshoreProfilePermutationHelperTest.cs" />
+    <Compile Include="HydraulicBoundaryCalculationSettingsTestFactoryTest.cs" />
     <Compile Include="IllustrationPoints\FaultTreeIllustrationPointTestFactoryTest.cs" />
     <Compile Include="IllustrationPoints\TestGeneralResultFaultTreeIllustrationPointTest.cs" />
     <Compile Include="IllustrationPoints\TestGeneralResultSubMechanismIllustrationPointTest.cs" />
Index: Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/HydraulicBoundaryCalculationSettingsTestFactory.cs
===================================================================
diff -u
--- Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/HydraulicBoundaryCalculationSettingsTestFactory.cs	(revision 0)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/HydraulicBoundaryCalculationSettingsTestFactory.cs	(revision aa7331d7072b48e96c923dc10d349ba0731b918b)
@@ -0,0 +1,24 @@
+using Ringtoets.Common.Data.Hydraulics;
+
+namespace Ringtoets.Common.Data.TestUtil
+{
+    /// <summary>
+    /// Factory which creates valid instances of <see cref="HydraulicBoundaryCalculationSettings"/>
+    /// which can be used for testing.
+    /// </summary>
+    public static class HydraulicBoundaryCalculationSettingsTestFactory
+    {
+        /// <summary>
+        /// Creates a <see cref="HydraulicBoundaryCalculationSettings"/> with valid values and
+        /// without a preprocessor directory.
+        /// </summary>
+        /// <returns>A <see cref="HydraulicBoundaryCalculationSettings"/>.</returns>
+        public static HydraulicBoundaryCalculationSettings CreateSettings()
+        {
+            const string directory = "D:\\HydraulicBoundaryLocationDataBase\\";
+            return new HydraulicBoundaryCalculationSettings($"{directory}HBL.sqlite",
+                                                            $"{directory}HLCD.sqlite",
+                                                            string.Empty);
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/Ringtoets.Common.Data.TestUtil.csproj
===================================================================
diff -u -r64f733a626e721e8d87c0bbe56ea36060301b35d -raa7331d7072b48e96c923dc10d349ba0731b918b
--- Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/Ringtoets.Common.Data.TestUtil.csproj	(.../Ringtoets.Common.Data.TestUtil.csproj)	(revision 64f733a626e721e8d87c0bbe56ea36060301b35d)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/Ringtoets.Common.Data.TestUtil.csproj	(.../Ringtoets.Common.Data.TestUtil.csproj)	(revision aa7331d7072b48e96c923dc10d349ba0731b918b)
@@ -32,6 +32,7 @@
     <Compile Include="FailureMechanismSectionResultTestFactory.cs" />
     <Compile Include="FailureMechanismSectionTestFactory.cs" />
     <Compile Include="ForeshoreProfilePermutationHelper.cs" />
+    <Compile Include="HydraulicBoundaryCalculationSettingsTestFactory.cs" />
     <Compile Include="IllustrationPoints\FaultTreeIllustrationPointTestFactory.cs" />
     <Compile Include="IllustrationPoints\TestGeneralResultFaultTreeIllustrationPoint.cs" />
     <Compile Include="IllustrationPoints\TestIllustrationPoint.cs" />
Index: Ringtoets/Common/test/Ringtoets.Common.Service.TestUtil/HydraRingCalculationSettingsTestHelper.cs
===================================================================
diff -u
--- Ringtoets/Common/test/Ringtoets.Common.Service.TestUtil/HydraRingCalculationSettingsTestHelper.cs	(revision 0)
+++ Ringtoets/Common/test/Ringtoets.Common.Service.TestUtil/HydraRingCalculationSettingsTestHelper.cs	(revision aa7331d7072b48e96c923dc10d349ba0731b918b)
@@ -0,0 +1,32 @@
+using NUnit.Framework;
+using Ringtoets.Common.Data.Hydraulics;
+using Ringtoets.HydraRing.Calculation.Data.Input;
+
+namespace Ringtoets.Common.Service.TestUtil
+{
+    /// <summary>
+    /// A test helper which can be used to assert instances of <see cref="HydraRingCalculationSettings"/>
+    /// </summary>
+    public static class HydraRingCalculationSettingsTestHelper
+    {
+        /// <summary>
+        /// Asserts whether the <see cref="HydraRingCalculationSettings"/> contains the correct
+        /// data from <see cref="HydraulicBoundaryCalculationSettings"/>.
+        /// </summary>
+        /// <param name="expectedSettings">The <see cref="HydraulicBoundaryCalculationSettings"/>
+        /// to assert against.</param>
+        /// <param name="actualSettings">The <see cref="HydraRingCalculationSettings"/> to be asserted.</param>
+        /// <exception cref="AssertionException">Thrown when:
+        /// <list type="bullet">
+        /// <item>The hlcd file paths do not match.</item>
+        /// <item>The preprocessor directories do not match.</item>
+        /// </list>
+        /// </exception>
+        public static void AssertHydraRingCalculationSettings(HydraulicBoundaryCalculationSettings expectedSettings,
+                                                              HydraRingCalculationSettings actualSettings)
+        {
+            Assert.AreEqual(expectedSettings.HlcdFilePath, actualSettings.HlcdFilePath);
+            Assert.AreEqual(expectedSettings.PreprocessorDirectory, actualSettings.PreprocessorDirectory);
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/Common/test/Ringtoets.Common.Service.TestUtil/Ringtoets.Common.Service.TestUtil.csproj
===================================================================
diff -u -r63fc151e9cf722527465c1eddfa6567a90feb5e6 -raa7331d7072b48e96c923dc10d349ba0731b918b
--- Ringtoets/Common/test/Ringtoets.Common.Service.TestUtil/Ringtoets.Common.Service.TestUtil.csproj	(.../Ringtoets.Common.Service.TestUtil.csproj)	(revision 63fc151e9cf722527465c1eddfa6567a90feb5e6)
+++ Ringtoets/Common/test/Ringtoets.Common.Service.TestUtil/Ringtoets.Common.Service.TestUtil.csproj	(.../Ringtoets.Common.Service.TestUtil.csproj)	(revision aa7331d7072b48e96c923dc10d349ba0731b918b)
@@ -17,6 +17,7 @@
   <ItemGroup>
     <Compile Include="BreakWaterTypeHelper.cs" />
     <Compile Include="CalculationServiceTestHelper.cs" />
+    <Compile Include="HydraRingCalculationSettingsTestHelper.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="TestStructureValidationRulesRegistry.cs" />
   </ItemGroup>
@@ -31,6 +32,10 @@
       <Project>{3bbfd65b-b277-4e50-ae6d-bd24c3434609}</Project>
       <Name>Core.Common.Base</Name>
     </ProjectReference>
+    <ProjectReference Include="..\..\..\HydraRing\src\Ringtoets.HydraRing.Calculation\Ringtoets.HydraRing.Calculation.csproj">
+      <Project>{888D4097-8BC2-4703-9FB1-8744C94D525E}</Project>
+      <Name>Ringtoets.HydraRing.Calculation</Name>
+    </ProjectReference>
     <ProjectReference Include="..\..\src\Ringtoets.Common.Data\Ringtoets.Common.Data.csproj">
       <Project>{d4200f43-3f72-4f42-af0a-8ced416a38ec}</Project>
       <Name>Ringtoets.Common.Data</Name>