Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsFailureMechanismSectionResultRowTest.cs
===================================================================
diff -u -rc2c538a297cf459a535a8525ca0f3614bb0e7c39 -r67b735a8dce4a5cfc551f6e16446fe57a4c14622
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsFailureMechanismSectionResultRowTest.cs	(.../GrassCoverErosionOutwardsFailureMechanismSectionResultRowTest.cs)	(revision c2c538a297cf459a535a8525ca0f3614bb0e7c39)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsFailureMechanismSectionResultRowTest.cs	(.../GrassCoverErosionOutwardsFailureMechanismSectionResultRowTest.cs)	(revision 67b735a8dce4a5cfc551f6e16446fe57a4c14622)
@@ -21,6 +21,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Drawing;
 using Core.Common.Base;
 using Core.Common.Controls.DataGrid;
 using Core.Common.TestUtil;
@@ -405,6 +406,41 @@
             }
         }
 
+        [Test]
+        [TestCaseSource(typeof(FailureMechanismSectionResultRowTestHelper), nameof(FailureMechanismSectionResultRowTestHelper.CategoryGroupColorCases))]
+        public void Constructor_WithAssemblyCategoryGroupsSet_ExpectedColumnStates(FailureMechanismSectionAssemblyCategoryGroup assemblyCategoryGroup,
+                                                                                   Color expectedBackgroundColor)
+        {
+            // Setup
+            FailureMechanismSection section = FailureMechanismSectionTestFactory.CreateFailureMechanismSection();
+            var result = new GrassCoverErosionOutwardsFailureMechanismSectionResult(section);
+
+            using (new AssemblyToolCalculatorFactoryConfig())
+            {
+                var calculatorfactory = (TestAssemblyToolCalculatorFactory)AssemblyToolCalculatorFactory.Instance;
+                FailureMechanismSectionAssemblyCalculatorStub calculator = calculatorfactory.LastCreatedFailureMechanismSectionAssemblyCalculator;
+                calculator.SimpleAssessmentAssemblyOutput = new FailureMechanismSectionAssembly(0, assemblyCategoryGroup);
+                calculator.DetailedAssessmentAssemblyGroupOutput = assemblyCategoryGroup;
+                calculator.TailorMadeAssemblyCategoryOutput = assemblyCategoryGroup;
+                calculator.CombinedAssemblyCategoryOutput = assemblyCategoryGroup;
+
+                // Call
+                var row = new GrassCoverErosionOutwardsFailureMechanismSectionResultRow(result, ConstructionProperties);
+
+                // Assert
+                IDictionary<int, DataGridViewColumnStateDefinition> columnStateDefinitions = row.ColumnStateDefinitions;
+
+                FailureMechanismSectionResultRowTestHelper.AssertColumnWithColorState(columnStateDefinitions[ConstructionProperties.SimpleAssemblyCategoryGroupIndex],
+                                                                                      expectedBackgroundColor);
+                FailureMechanismSectionResultRowTestHelper.AssertColumnWithColorState(columnStateDefinitions[ConstructionProperties.DetailedAssemblyCategoryGroupIndex],
+                                                                                      expectedBackgroundColor);
+                FailureMechanismSectionResultRowTestHelper.AssertColumnWithColorState(columnStateDefinitions[ConstructionProperties.TailorMadeAssemblyCategoryGroupIndex],
+                                                                                      expectedBackgroundColor);
+                FailureMechanismSectionResultRowTestHelper.AssertColumnWithColorState(columnStateDefinitions[ConstructionProperties.CombinedAssemblyCategoryGroupIndex],
+                                                                                      expectedBackgroundColor);
+            }
+        }
+
         #endregion
 
         #region Registration