Test xcm message export is disabled

chains/orchestrator-relays/runtime/dancelight/src/tests/common/xcm/mod.rs

@@ -17,4 +17,5 @@
 mod constants;
 mod mocknets;
 mod reserver_transfers_polkadot_xcm;
+mod xcm_message_exporter;
 pub use xcm_emulator::{bx, TestExt};

chains/orchestrator-relays/runtime/dancelight/src/tests/common/xcm/xcm_message_exporter.rs

@@ -0,0 +1,36 @@
+use {
+    super::{
+        super::{AccountId, ExtBuilder, ALICE},
+        mocknets::{DancelightRelay as Dancelight, DancelightRelayPallet},
+    },
+    frame_support::weights::Weight,
+    pallet_xcm::Error,
+    sp_runtime::DispatchError,
+    xcm::{latest::prelude::*, VersionedXcm},
+    xcm_emulator::Chain,
+};
+
+#[test]
+fn test_message_export_disabled() {
+    ExtBuilder::default().build().execute_with(|| {
+        // The only test we can do is with signed runtime origins since we are ensuring local origin in xcm config
+        let origin = <Dancelight as Chain>::RuntimeOrigin::signed(AccountId::from(ALICE));
+
+        let message = Xcm(vec![Instruction::ExportMessage {
+            network: NetworkId::Ethereum { chain_id: 1 },
+            destination: Junctions::Here.into(),
+            xcm: Xcm(vec![]),
+        }]);
+
+        assert_eq!(
+            <Dancelight as DancelightRelayPallet>::XcmPallet::execute(
+                origin,
+                Box::new(VersionedXcm::V4(message)),
+                Weight::from_parts(0, 0)
+            )
+            .unwrap_err()
+            .error,
+            DispatchError::from(Error::<<Dancelight as Chain>::Runtime>::LocalExecutionIncomplete)
+        );
+    });
+}