diff --git a/localization/localization_util/src/util_func.cpp b/localization/localization_util/src/util_func.cpp
index ae6f0b61f063c..133442df68dcd 100644
--- a/localization/localization_util/src/util_func.cpp
+++ b/localization/localization_util/src/util_func.cpp
@@ -28,11 +28,11 @@ std_msgs::msg::ColorRGBA exchange_color_crc(double x)
     color.b = 1.0;
     color.g = static_cast<float>(std::sin(x * 2.0 * M_PI));
     color.r = 0;
-  } else if (x > 0.25 && x <= 0.5) {
+  } else if (x <= 0.5) {
     color.b = static_cast<float>(std::sin(x * 2 * M_PI));
     color.g = 1.0;
     color.r = 0;
-  } else if (x > 0.5 && x <= 0.75) {
+  } else if (x <= 0.75) {
     color.b = 0;
     color.g = 1.0;
     color.r = static_cast<float>(-std::sin(x * 2.0 * M_PI));
diff --git a/localization/localization_util/test/test_smart_pose_buffer.cpp b/localization/localization_util/test/test_smart_pose_buffer.cpp
index 2520e458f2d33..a8ed6d98b6064 100644
--- a/localization/localization_util/test/test_smart_pose_buffer.cpp
+++ b/localization/localization_util/test/test_smart_pose_buffer.cpp
@@ -42,15 +42,7 @@ bool compare_pose(
          pose_a.pose.pose.orientation.w == pose_b.pose.pose.orientation.w;
 }
 
-class TestSmartPoseBuffer : public ::testing::Test
-{
-protected:
-  void SetUp() override {}
-
-  void TearDown() override {}
-};
-
-TEST_F(TestSmartPoseBuffer, interpolate_pose)  // NOLINT
+TEST(TestSmartPoseBuffer, interpolate_pose)  // NOLINT
 {
   rclcpp::Logger logger = rclcpp::get_logger("test_logger");
   const double pose_timeout_sec = 10.0;