Add coverage

Author: Kaliumhexacyanoferrat

Modules/Websockets/Handler/WebsocketDispatcher.cs

@@ -29,7 +29,7 @@ public static void Schedule(Func<Task> work)
             }
             catch (Exception e)
             {
-                FleckLog.Error("Failed to run asynchronous event handler", e);
+                FleckLog.Error("Failed to run asynchronous event handler.", e);
             }
         });
     }

Testing/Acceptance/Modules/Websockets/ErrorHandlingTests.cs

@@ -1,5 +1,6 @@
 using System.Net;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+using Websocket.Client;
 
 using WS = GenHTTP.Modules.Websockets.Websocket;
 
@@ -19,4 +20,19 @@ public async Task TestInvalidRequest()
         Assert.AreEqual(HttpStatusCode.BadRequest, response.StatusCode);
     }
 
+    [TestMethod]
+    public async Task TestErrorHandling()
+    {
+        var server = WS.Create()
+                       .OnOpen(_ => throw new InvalidOperationException("Ooops"));
+
+        await using var host = await TestHost.RunAsync(server);
+
+        using var client = new WebsocketClient(new Uri("ws://localhost:" + host.Port));
+
+        await client.Start();
+
+        await Task.Delay(1000);
+    }
+
 }

Testing/Acceptance/Modules/Websockets/IntegrationTest.cs

@@ -1,6 +1,7 @@
 using GenHTTP.Testing.Acceptance.Utilities;
+
 using WS = GenHTTP.Modules.Websockets;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
+
 using Websocket.Client;
 
 namespace GenHTTP.Testing.Acceptance.Modules.Websockets;