diff --git a/src/main/java/walkingkooka/tree/expression/ExpressionEvaluationContextTesting.java b/src/main/java/walkingkooka/tree/expression/ExpressionEvaluationContextTesting.java
index 62564bbc..604c1430 100644
--- a/src/main/java/walkingkooka/tree/expression/ExpressionEvaluationContextTesting.java
+++ b/src/main/java/walkingkooka/tree/expression/ExpressionEvaluationContextTesting.java
@@ -125,7 +125,7 @@ default void testExpressionFunctionWithNullFunctionNameFails() {
     }
 
     @Test
-    default void testEvaluateFunctionNullFunctionNameFails() {
+    default void testEvaluateFunctionWithNullFunctionNameFails() {
         assertThrows(
             NullPointerException.class,
             () -> this.createContext()
@@ -137,7 +137,7 @@ default void testEvaluateFunctionNullFunctionNameFails() {
     }
 
     @Test
-    default void testEvaluateFunctionNullParametersFails() {
+    default void testEvaluateFunctionWithNullParametersFails() {
         assertThrows(
             NullPointerException.class,
             () -> this.createContext()
@@ -174,7 +174,7 @@ default <T> void evaluateFunctionAndCheck(final C context,
     // reference........................................................................................................
 
     @Test
-    default void testReferenceNullReferenceFails() {
+    default void testReferenceWithNullReferenceFails() {
         assertThrows(
             NullPointerException.class,
             () -> this.createContext()
diff --git a/src/test/java/walkingkooka/tree/select/BasicNodeSelectorExpressionEvaluationContextTest.java b/src/test/java/walkingkooka/tree/select/BasicNodeSelectorExpressionEvaluationContextTest.java
index 29972982..ada35289 100644
--- a/src/test/java/walkingkooka/tree/select/BasicNodeSelectorExpressionEvaluationContextTest.java
+++ b/src/test/java/walkingkooka/tree/select/BasicNodeSelectorExpressionEvaluationContextTest.java
@@ -100,7 +100,7 @@ public void testEvaluateExpressionString() {
     }
 
     @Override
-    public void testEvaluateFunctionNullParametersFails() {
+    public void testEvaluateFunctionWithNullParametersFails() {
         throw new UnsupportedOperationException();
     }