diff --git a/csharp/tests/Facebook.CSSLayout/CSSNodeTest.cs b/csharp/tests/Facebook.CSSLayout/CSSNodeTest.cs
index f46ef24d..badf4639 100644
--- a/csharp/tests/Facebook.CSSLayout/CSSNodeTest.cs
+++ b/csharp/tests/Facebook.CSSLayout/CSSNodeTest.cs
@@ -161,6 +161,30 @@ namespace Facebook.CSSLayout
             Assert.AreEqual(150, (int)node.LayoutHeight);
         }
 
+        [Test]
+        [ExpectedException("System.InvalidOperationException")]
+        public void TestChildWithMeasureFunc()
+        {
+            CSSNode node = new CSSNode();
+            node.SetMeasureFunction((_, width, widthMode, height, heightMode) => {
+                return MeasureOutput.Make(100, 150);
+            });
+            CSSNode child = new CSSNode();
+            node.Insert(0, child);
+        }
+
+        [Test]
+        [ExpectedException("System.InvalidOperationException")]
+        public void TestMeasureFuncWithChild()
+        {
+            CSSNode node = new CSSNode();
+            CSSNode child = new CSSNode();
+            node.Insert(0, child);
+            node.SetMeasureFunction((_, width, widthMode, height, heightMode) => {
+                return MeasureOutput.Make(100, 150);
+            });
+        }
+
         [Test]
         public void TestPrint()
         {