Index: src/Deltares.DSoilModel.Forms.Tests/SosSoilProfile1DControlTest.cs
===================================================================
diff -u -r315 -r323
--- src/Deltares.DSoilModel.Forms.Tests/SosSoilProfile1DControlTest.cs	(.../SosSoilProfile1DControlTest.cs)	(revision 315)
+++ src/Deltares.DSoilModel.Forms.Tests/SosSoilProfile1DControlTest.cs	(.../SosSoilProfile1DControlTest.cs)	(revision 323)
@@ -18,6 +18,7 @@
         [TearDown]
         public void TearDown()
         {
+            control.Dispose();
             control = null;
         }
 
@@ -41,8 +42,6 @@
 
             control.SelectedObject = profile;
 
-            Assert.IsTrue(control.IsVisible);
-
             TestTextEditVisibleEnabledValue(control, "NameEdit", true, true, profile, p => p.Name, "NewName");
             TestLabelControlVisibleValue(control, "NameLabel", true, "Naam");
             
@@ -90,5 +89,21 @@
             control.SelectedObject = layer;
             Assert.AreSame(profile, control.SelectedObject);
         }
+        
+        [Test]
+        public void TestIsVisible()
+        {
+            Assert.IsFalse(control.IsVisible);
+            control.SelectedObject = new SoilProfile1D();
+            Assert.IsTrue(control.IsVisible);
+        }
+
+        [Test]
+        public void TestClearControl()
+        {
+            control.SelectedObject = new SoilProfile1D();   
+            control.ClearControl();
+            Assert.IsNull(control.SelectedObject);
+        }
     }
 }