Adds missing Test

Author: FriedJannik

basyx.aasrepository/basyx.aasrepository-feature-discovery-integration/src/test/java/org/eclipse/digitaltwin/basyx/aasrepository/feature/discoveryintegration/AasRepositoryDiscoveryIntegrationTestSuite.java

@@ -114,6 +114,13 @@ public void updateAAS_withGlobalAndSpecificAssetId() {
         }
     }
 
+    @Test
+    public void updateAAS_withoutChange() {
+        executeCreateTestWithProperties(true, false);
+        executeUpdateTestWithProperties(true, false);
+        assertOnlyGlobalAssetIdIsSet(getDemoAAS(true,false));
+    }
+
     @Test
     public void updateAAS() throws IOException {
         AssetAdministrationShell aas = getDemoAAS(true, true);
@@ -213,6 +220,13 @@ private void assertNewAssetLinksAreSet(AssetAdministrationShell aas) {
         assertEquals("test-specific-asset-id-value-2", assetIds.get(1).getValue());
     }
 
+    private void assertOnlyGlobalAssetIdIsSet(AssetAdministrationShell aas) {
+        List<SpecificAssetId> assetIds = getDiscoveryService().getAllAssetLinksById(aas.getId());
+        assertEquals(1, assetIds.size());
+        assertEquals("globalAssetId", assetIds.get(0).getName());
+        assertEquals("test-global-asset-id", assetIds.get(0).getValue());
+    }
+
     private static void addAssetIdToAAS(AssetAdministrationShell aas) {
         AssetInformation info = aas.getAssetInformation();
         List<SpecificAssetId> assetIds = info.getSpecificAssetIds();