test: wallet: check that labels are migrated to watchonly wallet

test/functional/wallet_migration.py

@@ -258,7 +258,7 @@ def test_other_watchonly(self):
         self.log.info("Test migration of a wallet with watchonly imports")
         imports0 = self.create_legacy_wallet("imports0")
 
-        # Exteranl address label
+        # External address label
         imports0.setlabel(default.getnewaddress(), "external")
 
         # Normal non-watchonly tx
@@ -311,6 +311,13 @@ def test_other_watchonly(self):
         assert_raises_rpc_error(-5, "Invalid or non-wallet transaction id", watchonly.gettransaction, received_txid)
         assert_equal(len(watchonly.listtransactions(include_watchonly=True)), 3)
 
+        # Check that labels were migrated and persisted to watchonly wallet
+        self.nodes[0].unloadwallet("imports0_watchonly")
+        self.nodes[0].loadwallet("imports0_watchonly")
+        labels = watchonly.listlabels()
+        assert "external" in labels
+        assert "imported" in labels
+
     def test_no_privkeys(self):
         default = self.nodes[0].get_wallet_rpc(self.default_wallet_name)