Index: dam clients/DamUI/trunk/src/Dam/Tests/DamEngineIo/FillDamUiFromXmlOutputTests.cs
===================================================================
diff -u -r645 -r726
--- dam clients/DamUI/trunk/src/Dam/Tests/DamEngineIo/FillDamUiFromXmlOutputTests.cs	(.../FillDamUiFromXmlOutputTests.cs)	(revision 645)
+++ dam clients/DamUI/trunk/src/Dam/Tests/DamEngineIo/FillDamUiFromXmlOutputTests.cs	(.../FillDamUiFromXmlOutputTests.cs)	(revision 726)
@@ -24,6 +24,7 @@
 using Deltares.Dam.Data.DamEngineIo;
 using Deltares.DamEngine.Io;
 using Deltares.DamEngine.Io.XmlOutput;
+using Deltares.Standard.Logging;
 using KellermanSoftware.CompareNetObjects;
 using NUnit.Framework;
 
@@ -33,6 +34,29 @@
     public class FillDamUiFromXmlOutputTests
     {
         [Test]
+        public void CanWriteAndReadOutputCalculationMessagesToXmlString()
+        {
+            var expectedDamProjectData = CreateDamProjectDataWithCalculationMessages();
+            var output = FillXmlOutputFromDamUi.CreateOutput(expectedDamProjectData);
+            var outputString = DamXmlSerialization.SaveOutputAsXmlString(output);
+
+            output = DamXmlSerialization.LoadOutputFromXmlString(outputString);
+            var actualDamProjectData = new DamProjectData();
+            actualDamProjectData = FillDamUiFromXmlOutput.AddOutputToDamProjectData(actualDamProjectData, output);
+            CompareDamProjectData(actualDamProjectData, expectedDamProjectData);
+
+        }
+
+        private static DamProjectData CreateDamProjectDataWithCalculationMessages()
+        {
+            DamProjectData damProjectData = new DamProjectData();
+            damProjectData.CalculationMessages = new List<LogMessage>();
+            damProjectData.CalculationMessages.Add(new LogMessage(LogMessageType.Error, null, "Error 1"));
+            damProjectData.CalculationMessages.Add(new LogMessage(LogMessageType.Error, null, "Error 2"));
+            damProjectData.CalculationMessages.Add(new LogMessage(LogMessageType.Warning, null, "Warning 1"));
+            return damProjectData;
+        }
+        [Test]
         public void SimpleTest()
         {
             var damProjectData = CreateInputProjectData();
@@ -178,5 +202,6 @@
             var result = compare.Compare(expected, actual);
             Assert.AreEqual(0, result.Differences.Count, "Differences found read/write Input object");
         }
+
     }
 }