1 files changed, 20 insertions, 1 deletions
diff --git a/config-model/src/test/java/com/yahoo/searchdefinition/derived/NameCollisionTestCase.java b/config-model/src/test/java/com/yahoo/searchdefinition/derived/NameCollisionTestCase.java
index 5fce5c06943..70f6187be12 100644
--- a/config-model/src/test/java/com/yahoo/searchdefinition/derived/NameCollisionTestCase.java
+++ b/config-model/src/test/java/com/yahoo/searchdefinition/derived/NameCollisionTestCase.java
@@ -2,7 +2,12 @@
 
 package com.yahoo.searchdefinition.derived;
 
+import com.yahoo.config.model.deploy.TestProperties;
+import com.yahoo.document.DocumentTypeManager;
+import com.yahoo.searchdefinition.ApplicationBuilder;
+
 import org.junit.Test;
+import static org.junit.Assert.assertThrows;
 
 /**
  * Verifies that a struct in a document type is preferred over another document type
@@ -14,7 +19,21 @@ public class NameCollisionTestCase extends AbstractExportingTestCase {
 
     @Test
     public void testNameCollision() throws Exception {
-        assertCorrectDeriving("namecollision", "collisionstruct", new TestableDeployLogger());
+        var ex = assertThrows(IllegalArgumentException.class, () -> {
+                assertCorrectDeriving("namecollision", "collisionstruct",
+                                      new TestProperties().setExperimentalSdParsing(false),
+                                      new TestableDeployLogger());
+                var docman = DocumentTypeManager.fromFile("temp/namecollision/documentmanager.cfg");
+            });
+        System.err.println("MSG 1: "+ex.getClass()+" -> "+ex.getMessage());
+        var ey = assertThrows(IllegalArgumentException.class, () -> {
+                assertCorrectDeriving("namecollision", "collisionstruct",
+                                      new TestProperties().setExperimentalSdParsing(true),
+                                      new TestableDeployLogger());
+                var docman = DocumentTypeManager.fromFile("temp/namecollision/documentmanager.cfg");
+            });
+        System.err.println("MSG 2: "+ey.getMessage());
+
     }
 
 }