Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapperTests.cs
===================================================================
diff -u -r5702 -r5720
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapperTests.cs	(.../MacroStabilityInwardsKernelWrapperTests.cs)	(revision 5702)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapperTests.cs	(.../MacroStabilityInwardsKernelWrapperTests.cs)	(revision 5720)
@@ -501,16 +501,24 @@
         });
     }
 
+    /// <summary>
+    /// For a given search method and a given grid determination method, expected is that tangent lines Automatic give a lower
+    /// safety factor than On boundary lines because there are extra tangent lines.
+    /// </summary>
     [Test]
     [TestCase(MStabSearchMethod.Grid, GridSizeDetermination.Specified, TangentLinesDefinition.OnBoundaryLines, 1.2812, 4)]
-    [TestCase(MStabSearchMethod.Grid, GridSizeDetermination.Automatic, TangentLinesDefinition.OnBoundaryLines, 1.4752, 3)]
-    [TestCase(MStabSearchMethod.BeeSwarm, GridSizeDetermination.Specified, TangentLinesDefinition.OnBoundaryLines, 2.2763, 3)]
-    [TestCase(MStabSearchMethod.BeeSwarm, GridSizeDetermination.Automatic, TangentLinesDefinition.OnBoundaryLines, 1.1205, 926)]
+    [TestCase(MStabSearchMethod.Grid, GridSizeDetermination.Specified, TangentLinesDefinition.Automatic, 1.2360, 2)]
     [TestCase(MStabSearchMethod.Grid, GridSizeDetermination.Specified, TangentLinesDefinition.Specified, 0.4909, 24)]
+    [TestCase(MStabSearchMethod.Grid, GridSizeDetermination.Automatic, TangentLinesDefinition.OnBoundaryLines, 1.4752, 3)]
+    [TestCase(MStabSearchMethod.Grid, GridSizeDetermination.Automatic, TangentLinesDefinition.Automatic, 1.1437, 3)]
     [TestCase(MStabSearchMethod.Grid, GridSizeDetermination.Automatic, TangentLinesDefinition.Specified, 1.1475, 3)]
+    [TestCase(MStabSearchMethod.BeeSwarm, GridSizeDetermination.Specified, TangentLinesDefinition.OnBoundaryLines, 2.2763, 3)]
+    [TestCase(MStabSearchMethod.BeeSwarm, GridSizeDetermination.Specified, TangentLinesDefinition.Automatic, 2.0267, 3)]
     [TestCase(MStabSearchMethod.BeeSwarm, GridSizeDetermination.Specified, TangentLinesDefinition.Specified, 1.7680, 3)]
+    [TestCase(MStabSearchMethod.BeeSwarm, GridSizeDetermination.Automatic, TangentLinesDefinition.OnBoundaryLines, 1.1205, 926)]
+    [TestCase(MStabSearchMethod.BeeSwarm, GridSizeDetermination.Automatic, TangentLinesDefinition.Automatic, 1.1123, 800)]
     [TestCase(MStabSearchMethod.BeeSwarm, GridSizeDetermination.Automatic, TangentLinesDefinition.Specified, 1.1146, 826)]
-    public void TestFullCalculationSucceedsWithUpliftVan(MStabSearchMethod searchMethod, GridSizeDetermination gridSizeDetermination, TangentLinesDefinition tangentLinesDefinition, double expectedSafetyFactor, int expectedLogMessageCount)
+    public void GivenUpliftVanModel_WhenCalculatingWithDifferentSearchAreaSettings_ReturnsLogicalResults(MStabSearchMethod searchMethod, GridSizeDetermination gridSizeDetermination, TangentLinesDefinition tangentLinesDefinition, double expectedSafetyFactor, int expectedLogMessageCount)
     {
         // Prepare the wrapper. Result is input for the calculation dll
         DamKernelInput kernelInput = CreateDamKernelInputForTest(MStabModelType.UpliftVan, searchMethod, gridSizeDetermination, tangentLinesDefinition);