From 0b5085db82c06b4dfd9d46dafeee8e3a3e4b21ce Mon Sep 17 00:00:00 2001
From: Yuqian Yang <crupest@crupest.life>
Date: Sun, 7 Sep 2025 21:57:02 +0800
Subject: Base test for event loop.

---
 include/cru/base/platform/unix/EventLoop.h |  3 +--
 src/base/platform/unix/EventLoop.cpp       | 13 ++-----------
 2 files changed, 3 insertions(+), 13 deletions(-)

diff --git a/include/cru/base/platform/unix/EventLoop.h b/include/cru/base/platform/unix/EventLoop.h
index 9def8c7b..a3fac176 100644
--- a/include/cru/base/platform/unix/EventLoop.h
+++ b/include/cru/base/platform/unix/EventLoop.h
@@ -48,7 +48,6 @@ class UnixEventLoop : public Object2 {
   CRU_DEFINE_CLASS_LOG_TAG("cru::platform::unix::UnixEventLoop")
  public:
   UnixEventLoop();
-  ~UnixEventLoop() override;
 
   int Run();
   void RequestQuit(int exit_code = 0);
@@ -97,7 +96,7 @@ class UnixEventLoop : public Object2 {
   void RemoveTimer(int id);
 
  private:
-  std::thread::id running_thread_;
+  std::optional<std::thread::id> running_thread_;
 
   std::vector<pollfd> polls_;
   std::vector<
diff --git a/src/base/platform/unix/EventLoop.cpp b/src/base/platform/unix/EventLoop.cpp
index 8fe3b7ad..c6a80835 100644
--- a/src/base/platform/unix/EventLoop.cpp
+++ b/src/base/platform/unix/EventLoop.cpp
@@ -1,6 +1,5 @@
 #include "cru/base/platform/unix/EventLoop.h"
 #include "cru/base/Exception.h"
-#include "cru/base/log/Logger.h"
 
 #include <poll.h>
 #include <algorithm>
@@ -10,7 +9,7 @@
 namespace cru::platform::unix {
 int UnixTimerFile::GetReadFd() const { return this->read_fd_; }
 
-UnixEventLoop::UnixEventLoop() : timer_tag_(1), polls_(1), poll_actions_(1) {
+UnixEventLoop::UnixEventLoop() : polls_(1), poll_actions_(1), timer_tag_(1) {
   auto timer_pipe = OpenUniDirectionalPipe(UnixPipeFlags::NonBlock);
   timer_pipe_read_end_ = std::move(timer_pipe.read);
   timer_pipe_write_end_ = std::move(timer_pipe.write);
@@ -19,11 +18,7 @@ UnixEventLoop::UnixEventLoop() : timer_tag_(1), polls_(1), poll_actions_(1) {
   poll_actions_[0] = [](auto _) {};
 }
 
-UnixEventLoop::~UnixEventLoop() { CRU_LOG_TAG_DEBUG("Event loop destroyed."); }
-
 int UnixEventLoop::Run() {
-  CRU_LOG_TAG_DEBUG("Event loop started.");
-
   running_thread_ = std::this_thread::get_id();
 
   while (!exit_code_) {
@@ -135,8 +130,6 @@ bool UnixEventLoop::CheckTimer() {
     return false;
   }
 
-  CRU_LOG_TAG_INFO("A timer is to be executed.");
-
   auto &timer = *iter;
   if (timer.repeat) {
     while (timer.timeout <= std::chrono::milliseconds::zero()) {
@@ -156,7 +149,7 @@ bool UnixEventLoop::ReadTimerPipe() {
   TimerData *pointer;
   constexpr size_t pointer_size = sizeof(decltype(pointer));
   auto rest = pointer_size;
-  while (true) {
+  while (rest > 0) {
     auto result = timer_pipe_read_end_.Read(&pointer, rest);
 
     if (result == -1) {  // If no data.
@@ -178,8 +171,6 @@ bool UnixEventLoop::ReadTimerPipe() {
   timers_.push_back(std::move(*pointer));
   delete pointer;
 
-  CRU_LOG_TAG_INFO("A timer from pipe is received.");
-
   return true;
 }
 
-- 
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