From 592b8c4f4ad00bb9ee9ebc2571d4cffb2fb4927a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ra=C3=BAl=20Kripalani?= <raul@protocol.ai>
Date: Fri, 2 Jul 2021 17:04:13 +0100
Subject: [PATCH 1/2] add an incremental nonce itest.

---
 itests/nonce_test.go | 57 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 itests/nonce_test.go

diff --git a/itests/nonce_test.go b/itests/nonce_test.go
new file mode 100644
index 000000000..b50fcbe26
--- /dev/null
+++ b/itests/nonce_test.go
@@ -0,0 +1,57 @@
+package itests
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	"github.com/filecoin-project/go-state-types/big"
+	"github.com/filecoin-project/lotus/api"
+	"github.com/filecoin-project/lotus/chain/types"
+	"github.com/filecoin-project/lotus/itests/kit"
+	"github.com/stretchr/testify/require"
+)
+
+func TestNonceIncremental(t *testing.T) {
+	ctx := context.Background()
+
+	kit.QuietMiningLogs()
+
+	client, _, ens := kit.EnsembleMinimal(t, kit.MockProofs())
+	ens.InterconnectAll().BeginMining(10 * time.Millisecond)
+
+	// create a new address where to send funds.
+	addr, err := client.WalletNew(ctx, types.KTBLS)
+	require.NoError(t, err)
+
+	// get the existing balance from the default wallet to then split it.
+	bal, err := client.WalletBalance(ctx, client.DefaultKey.Address)
+	require.NoError(t, err)
+
+	const iterations = 100
+
+	// we'll send half our balance (saving the other half for gas),
+	// in `iterations` increments.
+	toSend := big.Div(bal, big.NewInt(2))
+	each := big.Div(toSend, big.NewInt(iterations))
+
+	var sms []*types.SignedMessage
+	for i := 0; i < iterations; i++ {
+		msg := &types.Message{
+			From:  client.DefaultKey.Address,
+			To:    addr,
+			Value: each,
+		}
+
+		sm, err := client.MpoolPushMessage(ctx, msg, nil)
+		require.NoError(t, err)
+		require.EqualValues(t, i, sm.Message.Nonce)
+
+		sms = append(sms, sm)
+	}
+
+	for _, sm := range sms {
+		_, err := client.StateWaitMsg(ctx, sm.Cid(), 3, api.LookbackNoLimit, true)
+		require.NoError(t, err)
+	}
+}

From ca402340318baa1268d126280596035c5f2a57a4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ra=C3=BAl=20Kripalani?= <raul@protocol.ai>
Date: Fri, 2 Jul 2021 17:04:57 +0100
Subject: [PATCH 2/2] update circleci config.

---
 .circleci/config.yml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 9f8f28b86..dd236e7fb 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -811,6 +811,11 @@ workflows:
           suite: itest-multisig
           target: "./itests/multisig_test.go"
       
+      - test:
+          name: test-itest-nonce
+          suite: itest-nonce
+          target: "./itests/nonce_test.go"
+      
       - test:
           name: test-itest-paych_api
           suite: itest-paych_api