Add nix equality test and more

1 files changed, 8 insertions, 0 deletions

diff --git a/vespajlib/src/test/java/com/yahoo/slime/ValueTest.java b/vespajlib/src/test/java/com/yahoo/slime/ValueTest.java
index a0e3c8029ca..50d2e900720 100644
--- a/vespajlib/src/test/java/com/yahoo/slime/ValueTest.java
+++ b/vespajlib/src/test/java/com/yahoo/slime/ValueTest.java
@@ -104,6 +104,14 @@ public class ValueTest {
         assertNotEqualTo(left.get(), right.get());
     }
 
+    @Test
+    public void testNixEquality() {
+        assertEqualTo(NixValue.invalid(), NixValue.invalid());
+        assertEqualTo(NixValue.instance(), NixValue.instance());
+        assertNotEqualTo(NixValue.instance(), NixValue.invalid());
+        assertNotEqualTo(NixValue.invalid(), NixValue.instance());
+    }
+
     private void populateWithPrimitives(Cursor cursor, boolean enabled) {
         cursor.setBool("bool", enabled ? true : false);
         cursor.setNix("nix");