source: TFP-WebServer/CommandExtensions/src/Commands/TestLogSpam.cs@ 500

using System.Collections;
using System.Collections.Generic;
using JetBrains.Annotations;
using UnityEngine;

namespace CommandExtensions.Commands {
        [UsedImplicitly]
        public class TestLogSpam : ConsoleCmdAbstract {
                public override string[] getCommands () {
                        return new[] { "tls" };
                }

                public override bool AllowedInMainMenu => true;

                public override bool IsExecuteOnClient => true;

                public override string getDescription () {
                        return "Spams the log with until stopped";
                }

                public override string getHelp () {
                        return @"
                        |Usage:
                        |  1. tls <N> ['second']
                        |  2. tls stop
                        |1. Start spamming with N messages per frame - or per second if the second argument is the word 'second'
                        |2. Stop spamming
                        ".Unindent ();
                }

                private Coroutine spamCoroutine;
                private WaitForSeconds waitObj;

                public override void Execute (List<string> _params, CommandSenderInfo _senderInfo) {
                        if (_params.Count != 1 && _params.Count != 2) {
                                SdtdConsole.Instance.Output ($"Wrong number of arguments, expected 1 or 2, found {_params.Count}.");
                                return;
                        }

                        if (_params [0].EqualsCaseInsensitive ("stop")) {
                                if (spamCoroutine == null) {
                                        SdtdConsole.Instance.Output ("Not spamming.");
                                        return;
                                }

                                ThreadManager.StopCoroutine (spamCoroutine);
                                spamCoroutine = null;
                                SdtdConsole.Instance.Output ("Spam stopped.");
                                return;
                        }

                        if (!int.TryParse (_params [0], out int count)) {
                                SdtdConsole.Instance.Output ("The given spam number is not a valid integer");
                                return;
                        }

                        bool perSecond = _params.Count > 1 && _params [1] == "second";

                        waitObj = perSecond ? new WaitForSeconds (1f) : null;

                        SdtdConsole.Instance.Output ($"Started spamming {count} messages per {(perSecond ? "second" : "frame")}");
                        spamCoroutine = ThreadManager.StartCoroutine (SpamCo (count));
                }

                private IEnumerator SpamCo (int _count) {
                        do {
                                for (int i = 0; i < _count; i++) {
                                        Log.Out ("This is a spam log message.");
                                }

                                yield return waitObj;
                        } while (spamCoroutine != null);
                }
        }
}