From e71bc9c49324e172df0a2af9762585021ff19ffa Mon Sep 17 00:00:00 2001
From: Greg Zaitsev <greg.zaitsev@gmail.com>
Date: Wed, 14 Sep 2022 12:52:18 +0000
Subject: [PATCH] Re-add CheckTxVersion signed extension and a test


---
--- a/runtime/common/mod.rs
+++ b/runtime/common/mod.rs
@@ -79,7 +79,7 @@
 
 pub type SignedExtra = (
 	frame_system::CheckSpecVersion<Runtime>,
-	// system::CheckTxVersion<Runtime>,
+	frame_system::CheckTxVersion<Runtime>,
 	frame_system::CheckGenesis<Runtime>,
 	frame_system::CheckEra<Runtime>,
 	frame_system::CheckNonce<Runtime>,
--- /dev/null
+++ b/tests/src/tx-version-presence.test.ts
@@ -0,0 +1,32 @@
+// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
+// This file is part of Unique Network.
+
+// Unique Network is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Unique Network is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
+
+import { Metadata } from '@polkadot/types';
+import {itSub, usingPlaygrounds, expect} from './util/playgrounds';
+
+let metadata: Metadata;
+
+describe('TxVersion is present', () => {
+  before(async () => {
+    await usingPlaygrounds(async helper => {
+      metadata = await helper.api!.rpc.state.getMetadata();
+    });
+  });
+
+  itSub('Signed extension CheckTxVersion is present', async () => {
+    expect(metadata.asLatest.extrinsic.signedExtensions.map(se => se.identifier.toString())).to.include('CheckTxVersion');
+  });
+});

-- 
gitstuff