From 3c9e2260c8ae6d10ae08cad68a0a98cee17b682a Mon Sep 17 00:00:00 2001
From: tqcq <99722391+tqcq@users.noreply.github.com>
Date: Tue, 15 Oct 2024 10:59:42 +0800
Subject: [PATCH] feat: chrono update duration=1ms

---
 CMakeLists.txt           |  1 +
 tile/base/chrono.h       |  2 +-
 tile/base/chrono_test.cc | 13 +++++++------
 tile/tile_cpu_test.cc    |  5 +++++
 4 files changed, 14 insertions(+), 7 deletions(-)
 create mode 100644 tile/tile_cpu_test.cc

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e2d0272..551351e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -331,6 +331,7 @@ endfunction(add_test_group)
   add_test_group(${CMAKE_CURRENT_SOURCE_DIR}/tile/net  net)
   add_test_group(${CMAKE_CURRENT_SOURCE_DIR}/tile/rpc  rpc)
   tile_add_custom_test("custom_http_client_test" "tests/http_client_test.cc")
+  tile_add_custom_test("tile_cpu_test" "tile/tile_cpu_test.cc")
 endif(TILE_BUILD_TESTS)
 
 if(TILE_BUILD_BENCHMARKS)
diff --git a/tile/base/chrono.h b/tile/base/chrono.h
index 415ff10..5dc4e23 100644
--- a/tile/base/chrono.h
+++ b/tile/base/chrono.h
@@ -17,7 +17,7 @@ namespace chrono {
 
 class CoarseClockInitializer {
 public:
-    static constexpr auto kAccuracy = std::chrono::microseconds(500);
+    static constexpr auto kAccuracy = std::chrono::microseconds(1000);
     static CoarseClockInitializer *Instance();
 
     // for `tile::Start()`
diff --git a/tile/base/chrono_test.cc b/tile/base/chrono_test.cc
index 6bee577..cbdaa97 100644
--- a/tile/base/chrono_test.cc
+++ b/tile/base/chrono_test.cc
@@ -4,8 +4,9 @@
 
 namespace tile {
 
-static constexpr auto one_ms = std::chrono::milliseconds(1);
-static constexpr auto kTestN = 1000;
+static constexpr auto one_ms  = std::chrono::milliseconds(1);
+static constexpr auto diff_ms = 10;
+static constexpr auto kTestN  = 1000;
 
 long
 AvageTime(std::function<long()> f, std::size_t n = kTestN)
@@ -21,24 +22,24 @@ AvageTime(std::function<long()> f, std::size_t n = kTestN)
 TEST(SystemClock, Compare)
 {
     auto diff = AvageTime([] { return (ReadSystemClock() - std::chrono::system_clock::now()) / one_ms; });
-    ASSERT_NEAR(diff, 0, 5);
+    ASSERT_NEAR(diff, 0, diff_ms);
 }
 
 TEST(SteadyClock, Compare)
 {
     auto diff = AvageTime([] { return (ReadSteadyClock() - std::chrono::steady_clock::now()) / one_ms; });
-    ASSERT_NEAR(diff, 0, 5);
+    ASSERT_NEAR(diff, 0, diff_ms);
 }
 
 TEST(CoarseSystemClock, Compare)
 {
     auto diff = AvageTime([] { return (ReadCoarseSystemClock() - std::chrono::system_clock::now()) / one_ms; });
-    ASSERT_NEAR(diff, 0, kTestN);
+    ASSERT_NEAR(diff, 0, kTestN * diff_ms);
 }
 
 TEST(CoarseSteadyClock, Compare)
 {
     auto diff = AvageTime([] { return (ReadCoarseSteadyClock() - std::chrono::steady_clock::now()) / one_ms; });
-    ASSERT_NEAR(diff, 0, kTestN);
+    ASSERT_NEAR(diff, 0, kTestN * diff_ms);
 }
 }// namespace tile
diff --git a/tile/tile_cpu_test.cc b/tile/tile_cpu_test.cc
new file mode 100644
index 0000000..46a1852
--- /dev/null
+++ b/tile/tile_cpu_test.cc
@@ -0,0 +1,5 @@
+#include "tile/tile.h"
+
+#include "gtest/gtest.h"
+
+TEST(CPU, Base) { std::this_thread::sleep_for(std::chrono::seconds(30)); }