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Add unit tests

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This commit is contained in:
Christian Kratky
2017-10-07 19:51:51 +02:00
parent 9bca4aa53f
commit 4517d80704
3 changed files with 120 additions and 4 deletions
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Tests/MQTTnet.Core.Tests/MqttServerTests.cs
+118 -3
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@@ -81,7 +81,7 @@ namespace MQTTnet.Core.Tests
var receivedMessagesCount = 0;
c1.ApplicationMessageReceived += (_, __) => receivedMessagesCount++;
var message = new MqttApplicationMessage("a", new byte[0], MqttQualityOfServiceLevel.AtLeastOnce, false);
await c2.PublishAsync(message);
@@ -126,9 +126,124 @@ namespace MQTTnet.Core.Tests
await s.StopAsync();
Assert.AreEqual(1, receivedMessagesCount);
}
}
private async Task TestPublishAsync(
[TestMethod]
public async Task MqttServer_NoRetainedMessage()
{
var serverAdapter = new TestMqttServerAdapter();
var s = new MqttServer(new MqttServerOptions(), new List<IMqttServerAdapter> { serverAdapter });
await s.StartAsync();
var c1 = await serverAdapter.ConnectTestClient(s, "c1");
await c1.PublishAsync(new MqttApplicationMessage("retained", new byte[3], MqttQualityOfServiceLevel.AtLeastOnce, false));
await c1.DisconnectAsync();
var c2 = await serverAdapter.ConnectTestClient(s, "c2");
var receivedMessagesCount = 0;
c2.ApplicationMessageReceived += (_, __) => receivedMessagesCount++;
await c2.SubscribeAsync(new TopicFilter("retained", MqttQualityOfServiceLevel.AtLeastOnce));
await Task.Delay(500);
await s.StopAsync();
Assert.AreEqual(0, receivedMessagesCount);
}
[TestMethod]
public async Task MqttServer_RetainedMessage()
{
var serverAdapter = new TestMqttServerAdapter();
var s = new MqttServer(new MqttServerOptions(), new List<IMqttServerAdapter> { serverAdapter });
await s.StartAsync();
var c1 = await serverAdapter.ConnectTestClient(s, "c1");
await c1.PublishAsync(new MqttApplicationMessage("retained", new byte[3], MqttQualityOfServiceLevel.AtLeastOnce, true));
await c1.DisconnectAsync();
var c2 = await serverAdapter.ConnectTestClient(s, "c2");
var receivedMessagesCount = 0;
c2.ApplicationMessageReceived += (_, __) => receivedMessagesCount++;
await c2.SubscribeAsync(new TopicFilter("retained", MqttQualityOfServiceLevel.AtLeastOnce));
await Task.Delay(500);
await s.StopAsync();
Assert.AreEqual(1, receivedMessagesCount);
}
[TestMethod]
public async Task MqttServer_ClearRetainedMessage()
{
var serverAdapter = new TestMqttServerAdapter();
var s = new MqttServer(new MqttServerOptions(), new List<IMqttServerAdapter> { serverAdapter });
await s.StartAsync();
var c1 = await serverAdapter.ConnectTestClient(s, "c1");
await c1.PublishAsync(new MqttApplicationMessage("retained", new byte[3], MqttQualityOfServiceLevel.AtLeastOnce, true));
await c1.DisconnectAsync();
var c2 = await serverAdapter.ConnectTestClient(s, "c2");
var receivedMessagesCount = 0;
c2.ApplicationMessageReceived += (_, __) => receivedMessagesCount++;
await c2.SubscribeAsync(new TopicFilter("retained", MqttQualityOfServiceLevel.AtLeastOnce));
await Task.Delay(500);
await s.StopAsync();
Assert.AreEqual(1, receivedMessagesCount);
}
[TestMethod]
public async Task MqttServer_PersistRetainedMessage()
{
var storage = new TestStorage();
var serverAdapter = new TestMqttServerAdapter();
var s = new MqttServer(new MqttServerOptions { Storage = storage }, new List<IMqttServerAdapter> { serverAdapter });
await s.StartAsync();
var c1 = await serverAdapter.ConnectTestClient(s, "c1");
await c1.PublishAsync(new MqttApplicationMessage("retained", new byte[3], MqttQualityOfServiceLevel.AtLeastOnce, true));
await c1.DisconnectAsync();
await s.StopAsync();
s = new MqttServer(new MqttServerOptions { Storage = storage }, new List<IMqttServerAdapter> { serverAdapter });
await s.StartAsync();
var c2 = await serverAdapter.ConnectTestClient(s, "c2");
var receivedMessagesCount = 0;
c2.ApplicationMessageReceived += (_, __) => receivedMessagesCount++;
await c2.SubscribeAsync(new TopicFilter("retained", MqttQualityOfServiceLevel.AtLeastOnce));
await Task.Delay(500);
await s.StopAsync();
Assert.AreEqual(1, receivedMessagesCount);
}
private class TestStorage : IMqttServerStorage
{
private IList<MqttApplicationMessage> _messages = new List<MqttApplicationMessage>();
public Task SaveRetainedMessagesAsync(IList<MqttApplicationMessage> messages)
{
_messages = messages;
return Task.FromResult(0);
}
public Task<IList<MqttApplicationMessage>> LoadRetainedMessagesAsync()
{
return Task.FromResult(_messages);
}
}
private static async Task TestPublishAsync(
string topic,
MqttQualityOfServiceLevel qualityOfServiceLevel,
string topicFilter,