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Merge pull request #1083 from milbrandt/bugfix/noUsername

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Test for Regression: No exception on ConnectAsync(null, password) [MQTT-3.1.2-22]
This commit is contained in:
Christian
2021-02-06 13:38:04 +01:00
committed by GitHub
parent 18cc454842 e342a51d50
commit 0976fa682a
1 changed files with 50 additions and 0 deletions
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Tests/MQTTnet.Core.Tests/Server_Tests.cs
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@@ -6,6 +6,7 @@ using MQTTnet.Client.Disconnecting;
using MQTTnet.Client.Options;
using MQTTnet.Client.Receiving;
using MQTTnet.Client.Subscribing;
using MQTTnet.Exceptions;
using MQTTnet.Protocol;
using MQTTnet.Server;
using MQTTnet.Tests.Mockups;
@@ -25,6 +26,55 @@ namespace MQTTnet.Tests
{
public TestContext TestContext { get; set; }
[TestMethod]
[DataRow("", null)]
[DataRow("", "")]
[DataRow(null, null)]
public async Task Use_Admissible_Credentials(string username, string password)
{
using (var testEnvironment = new TestEnvironment())
{
await testEnvironment.StartServerAsync();
var client = testEnvironment.CreateClient();
var clientOptions = new MqttClientOptionsBuilder()
.WithTcpServer("localhost", testEnvironment.ServerPort)
.WithCredentials(username, password)
.Build();
var connectResult = await client.ConnectAsync(clientOptions);
Assert.IsFalse(connectResult.IsSessionPresent);
Assert.IsTrue(client.IsConnected);
}
}
[TestMethod]
public async Task Use_Username_Null_Password_Empty()
{
string username = null;
string password = string.Empty;
using (var testEnvironment = new TestEnvironment())
{
testEnvironment.IgnoreClientLogErrors = true;
await testEnvironment.StartServerAsync();
var client = testEnvironment.CreateClient();
var clientOptions = new MqttClientOptionsBuilder()
.WithTcpServer("localhost", testEnvironment.ServerPort)
.WithCredentials(username, password)
.Build();
var ex = await Assert.ThrowsExceptionAsync<MqttCommunicationException>(async () => await client.ConnectAsync(clientOptions));
Assert.IsInstanceOfType(ex.InnerException, typeof(MqttProtocolViolationException));
Assert.AreEqual("If the User Name Flag is set to 0, the Password Flag MUST be set to 0 [MQTT-3.1.2-22].", ex.Message, false);
}
}
[TestMethod]
public async Task Use_Empty_Client_ID()
{