diff --git a/projects/Test/SequentialIntegration/TestConnectionBlockedChannelLeak.cs b/projects/Test/SequentialIntegration/TestConnectionBlockedChannelLeak.cs
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+++ b/projects/Test/SequentialIntegration/TestConnectionBlockedChannelLeak.cs
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+// This source code is dual-licensed under the Apache License, version
+// 2.0, and the Mozilla Public License, version 2.0.
+//
+// The APL v2.0:
+//
+//---------------------------------------------------------------------------
+//   Copyright (c) 2007-2020 VMware, Inc.
+//
+//   Licensed under the Apache License, Version 2.0 (the "License");
+//   you may not use this file except in compliance with the License.
+//   You may obtain a copy of the License at
+//
+//       https://www.apache.org/licenses/LICENSE-2.0
+//
+//   Unless required by applicable law or agreed to in writing, software
+//   distributed under the License is distributed on an "AS IS" BASIS,
+//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//   See the License for the specific language governing permissions and
+//   limitations under the License.
+//---------------------------------------------------------------------------
+//
+// The MPL v2.0:
+//
+//---------------------------------------------------------------------------
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at https://mozilla.org/MPL/2.0/.
+//
+//  Copyright (c) 2007-2020 VMware, Inc.  All rights reserved.
+//---------------------------------------------------------------------------
+
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using RabbitMQ.Client;
+using RabbitMQ.Client.Events;
+using Xunit;
+using Xunit.Abstractions;
+
+namespace Test.SequentialIntegration
+{
+    public class TestConnectionBlockedChannelLeak : SequentialIntegrationFixture
+    {
+        public TestConnectionBlockedChannelLeak(ITestOutputHelper output) : base(output)
+        {
+        }
+
+        public override async Task InitializeAsync()
+        {
+            await UnblockAsync();
+            _connFactory = new ConnectionFactory
+            {
+                AutomaticRecoveryEnabled = true,
+                ClientProvidedName = _testDisplayName,
+                ContinuationTimeout = TimeSpan.FromSeconds(2)
+            };
+            _conn = await _connFactory.CreateConnectionAsync();
+            _channel = await _conn.CreateChannelAsync();
+        }
+
+        public override async Task DisposeAsync()
+        {
+            await UnblockAsync();
+            await base.DisposeAsync();
+        }
+
+        [Fact]
+        public async Task TestConnectionBlockedChannelLeak_GH1573()
+        {
+            string exchangeName = GenerateExchangeName();
+
+            var tcs = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);
+            _conn.ConnectionBlocked += (object sender, ConnectionBlockedEventArgs args) =>
+            {
+                UnblockAsync();
+            };
+
+            _conn.ConnectionUnblocked += (object sender, EventArgs ea) =>
+            {
+                tcs.SetResult(true);
+            };
+
+            await BlockAsync(_channel);
+
+            using (IChannel publishChannel = await _conn.CreateChannelAsync())
+            {
+                await publishChannel.ExchangeDeclareAsync(exchangeName, ExchangeType.Direct, autoDelete: true);
+                await publishChannel.BasicPublishAsync(exchangeName, exchangeName, GetRandomBody(), mandatory: true);
+                await publishChannel.CloseAsync();
+            }
+
+            var channels = new List<IChannel>();
+            for (int i = 1; i <= 5; i++)
+            {
+                IChannel c = await _conn.CreateChannelAsync();
+                channels.Add(c);
+            }
+
+            await Task.Delay(TimeSpan.FromSeconds(5));
+
+            var rmq = new RabbitMQCtl(_output);
+            string output = await rmq.ExecRabbitMQCtlAsync("list_channels");
+            _output.WriteLine("CHANNELS 0: {0}", output);
+
+            await UnblockAsync();
+
+            output = await rmq.ExecRabbitMQCtlAsync("list_channels");
+            _output.WriteLine("CHANNELS 1: {0}", output);
+
+            await tcs.Task.WaitAsync(WaitSpan);
+            Assert.True(await tcs.Task, "Unblock notification not received.");
+        }
+    }
+}