Add test to describe null on processing#713.

sampottinger · sampottinger · commit cd313c61389b · 2023-05-09T18:26:15.000Z
diff --git a/java/test/processing/mode/java/debug/VariableNodeTests.java b/java/test/processing/mode/java/debug/VariableNodeTests.java
@@ -10,6 +10,12 @@
 
 public class VariableNodeTests {
 
+  @Test
+  public void describeNull() {
+    VariableNode node = new VariableNode("test", "null", null);
+    Assert.assertEquals(node.getStringValue(), "null");
+  }
+
   @Test
   public void describeInt() {
     Value value = buildMockValue("5");
