1 files changed, 66 insertions, 0 deletions
diff --git a/test/e2e-go/features/devmode/devmode_test.go b/test/e2e-go/features/devmode/devmode_test.go
new file mode 100644
index 000000000..95801258d
--- /dev/null
+++ b/test/e2e-go/features/devmode/devmode_test.go
@@ -0,0 +1,66 @@
+// Copyright (C) 2019-2021 Algorand, Inc.
+// This file is part of go-algorand
+//
+// go-algorand is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 of the
+// License, or (at your option) any later version.
+//
+// go-algorand 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with go-algorand.  If not, see <https://www.gnu.org/licenses/>.
+
+// Check that devmode is functioning as designed.
+package devmode
+
+import (
+	"path/filepath"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/algorand/go-algorand/crypto"
+	"github.com/algorand/go-algorand/data/basics"
+	"github.com/algorand/go-algorand/test/framework/fixtures"
+	"github.com/algorand/go-algorand/test/partitiontest"
+)
+
+func TestDevMode(t *testing.T) {
+	partitiontest.PartitionTest(t)
+
+	if testing.Short() {
+		t.Skip()
+	}
+
+	t.Parallel()
+
+	// Start devmode network, and make sure everything is primed by sending a transaction.
+	var fixture fixtures.RestClientFixture
+	fixture.SetupNoStart(t, filepath.Join("nettemplates", "DevModeNetwork.json"))
+	fixture.Start()
+	sender, err := fixture.GetRichestAccount()
+	require.NoError(t, err)
+	key := crypto.GenerateSignatureSecrets(crypto.Seed{})
+	receiver := basics.Address(key.SignatureVerifier)
+	txn := fixture.SendMoneyAndWait(0, 100000, 1000, sender.Address, receiver.String(), "")
+	firstRound := txn.ConfirmedRound + 1
+	start := time.Now()
+
+	// 2 transactions should be sent within one normal confirmation time.
+	for i := uint64(0); i < 2; i++ {
+		txn = fixture.SendMoneyAndWait(firstRound+i, 100000, 1000, sender.Address, receiver.String(), "")
+		require.Equal(t, firstRound+i, txn.FirstRound)
+	}
+	require.True(t, time.Since(start) < 2*time.Second, "Transactions should be quickly confirmed.")
+
+	// Without transactions there should be no rounds even after a normal confirmation time.
+	time.Sleep(10 * time.Second)
+	status, err := fixture.LibGoalClient.Status()
+	require.NoError(t, err)
+	require.Equal(t, txn.ConfirmedRound, status.LastRound, "There should be no rounds without a transaction.")
+}