diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
new file mode 100644
index 0000000..ee973ce
--- /dev/null
+++ b/tests/CMakeLists.txt
@@ -0,0 +1,25 @@
+cmake_minimum_required(VERSION 3.10.0)
+project(test_ODF)
+include(FetchContent)
+if (MSVC)
+    add_compile_options(/utf-8)
+endif()
+FetchContent_Declare(
+  googletest
+  URL https://github.com/google/googletest/archive/03597a01ee50ed33e9dfd640b249b4be3799d395.zip
+)
+# For Windows: Prevent overriding the parent project's compiler/linker settings
+set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
+FetchContent_MakeAvailable(googletest)
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../include)
+
+include(CTest)
+enable_testing()
+
+add_executable(test_ODF test_odf_service.cpp ../app/services.py)
+
+target_link_libraries(test_ODF gtest gmock gtest_main)
+include(GoogleTest)
+gtest_discover_tests(test_ODF)
\ No newline at end of file
diff --git a/tests/test_odf_service.cpp b/tests/test_odf_service.cpp
new file mode 100644
index 0000000..597e3cc
--- /dev/null
+++ b/tests/test_odf_service.cpp
@@ -0,0 +1,72 @@
+#include <gtest/gtest.h>
+#include <optional>
+#include <string>
+
+// 假设的端口详细信息结构体
+struct PortDetail {
+    int id;
+    std::string unit;
+    std::string rack;
+    // 为简化测试，添加 operator==
+    bool operator==(const PortDetail& other) const {
+        return id == other.id && unit == other.unit && rack == other.rack;
+    }
+};
+
+// 假设的 OdfService 类
+class OdfService {
+public:
+    std::optional<PortDetail> get_port_detail(int port_id) {
+        // 模拟实现：只有 1 和 2 存在
+        if (port_id == 1) {
+            return PortDetail{1, "Unit-A", "Rack-01"};
+        } else if (port_id == 2) {
+            return PortDetail{2, "Unit-B", "Rack-02"};
+        }
+        return std::nullopt;
+    }
+};
+
+class OdfServiceTest : public ::testing::Test {
+protected:
+    OdfService service;
+};
+
+// 正常输入测试：存在的端口 ID 返回正确的信息
+TEST_F(OdfServiceTest, testGetPortDetailNormalCase) {
+    auto result = service.get_port_detail(1);
+    ASSERT_TRUE(result.has_value());
+    PortDetail expected{1, "Unit-A", "Rack-01"};
+    EXPECT_EQ(result.value(), expected);
+}
+
+// 边界值测试：端口 ID 为 0
+TEST_F(OdfServiceTest, testGetPortDetailBoundaryZero) {
+    auto result = service.get_port_detail(0);
+    EXPECT_FALSE(result.has_value());
+}
+
+// 边界值测试：端口 ID 为负数
+TEST_F(OdfServiceTest, testGetPortDetailBoundaryNegative) {
+    auto result = service.get_port_detail(-1);
+    EXPECT_FALSE(result.has_value());
+}
+
+// 异常输入测试：不存在的端口 ID
+TEST_F(OdfServiceTest, testGetPortDetailNonexistent) {
+    auto result = service.get_port_detail(999);
+    EXPECT_FALSE(result.has_value());
+}
+
+// 特殊场景测试：验证不同端口返回不同单元和机架
+TEST_F(OdfServiceTest, testGetPortDetailDifferentUnits) {
+    auto result1 = service.get_port_detail(1);
+    ASSERT_TRUE(result1.has_value());
+    EXPECT_EQ(result1.value().unit, "Unit-A");
+    EXPECT_EQ(result1.value().rack, "Rack-01");
+
+    auto result2 = service.get_port_detail(2);
+    ASSERT_TRUE(result2.has_value());
+    EXPECT_EQ(result2.value().unit, "Unit-B");
+    EXPECT_EQ(result2.value().rack, "Rack-02");
+}