AI 自动生成测试用例

CMakeLists.txt

@@ -1,9 +1,8 @@
-cmake_minimum_required(VERSION 3.10)
+cmake_minimum_required(VERSION 3.10.0)
 project(HeightMeasurementSystem VERSION 1.0.0 LANGUAGES CXX)
 
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
-set(CMAKE_CXX_EXTENSIONS OFF)
 
 # Output directories
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
@@ -12,26 +11,7 @@ set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
 
 # Include directories
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR})
 
-# Main executable
-add_executable(hsm_main
-    src/main.cpp
-    src/app.cpp
-    src/altitude_calculator.cpp
-    src/data_logger.cpp
-    src/sensor_simulator.cpp
-    src/alert_manager.cpp
-)
-
-# Test executable
-add_executable(hsm_test
-    tests/basic_test.cpp
-    src/altitude_calculator.cpp
-    src/data_logger.cpp
-    src/sensor_simulator.cpp
-    src/alert_manager.cpp
-)
-
-# Enable testing
-enable_testing()
-add_test(NAME BasicTest COMMAND hsm_test)
+# Add subdirectory for tests
+add_subdirectory(tests)

CMakeLists1.txt

@@ -0,0 +1,37 @@
+cmake_minimum_required(VERSION 3.10)
+project(HeightMeasurementSystem VERSION 1.0.0 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+# Output directories
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
+
+# Include directories
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
+
+# Main executable
+add_executable(hsm_main
+    src/main.cpp
+    src/app.cpp
+    src/altitude_calculator.cpp
+    src/data_logger.cpp
+    src/sensor_simulator.cpp
+    src/alert_manager.cpp
+)
+
+# Test executable
+add_executable(hsm_test
+    tests/basic_test.cpp
+    src/altitude_calculator.cpp
+    src/data_logger.cpp
+    src/sensor_simulator.cpp
+    src/alert_manager.cpp
+)
+
+# Enable testing
+enable_testing()
+add_test(NAME BasicTest COMMAND hsm_test)

include/alert_manager.hpp

@@ -5,6 +5,8 @@
 #include <string>
 #include <vector>
 #include <memory>
+#include <unordered_map>
+#include <utility>
 
 /**
  * @brief 预警类型枚举
@@ -188,6 +190,14 @@ public:
      */
     float getLowerThreshold() const { return lower_threshold_; }
     
+    /**
+     * @brief 获取高度阈值（上下限）
+     * @return pair<上限阈值, 下限阈值>
+     */
+    std::pair<float, float> getAltitudeThresholds() const { 
+        return std::make_pair(upper_threshold_, lower_threshold_); 
+    }
+    
     /**
      * @brief 检查传感器是否正常
      * @return 传感器状态
@@ -197,26 +207,6 @@ public:
         return it == alerts_.end() || it->second.status != AlertStatus::ACTIVE;
     }
     
-private:
-    // 预警阈值
-    float upper_threshold_;
-    float lower_threshold_;
-    
-    // 当前预警状态
-    std::unordered_map<AlertType, AlertInfo> alerts_;
-    
-    // 预警历史记录
-    std::vector<AlertInfo> alert_history_;
-    
-    // 历史记录最大数量
-    static const size_t MAX_HISTORY = 1000;
-    
-    /**
-     * @brief 添加预警到历史记录
-     * @param alert 预警信息
-     */
-    void addToHistory(const AlertInfo& alert);
-    
     /**
      * @brief 触发预警
      * @param type 预警类型
@@ -246,6 +236,26 @@ private:
      * @return 状态名称
      */
     static std::string getAlertStatusName(AlertStatus status);
+
+private:
+    // 预警阈值
+    float upper_threshold_;
+    float lower_threshold_;
+    
+    // 当前预警状态
+    std::unordered_map<AlertType, AlertInfo> alerts_;
+    
+    // 预警历史记录
+    std::vector<AlertInfo> alert_history_;
+    
+    // 历史记录最大数量
+    static const size_t MAX_HISTORY = 1000;
+    
+    /**
+     * @brief 添加预警到历史记录
+     * @param alert 预警信息
+     */
+    void addToHistory(const AlertInfo& alert);
 };
 
 #endif // HSM_ALERT_MANAGER_HPP

src/alert_manager.cpp

@@ -288,7 +288,7 @@ std::string AlertManager::getAlertStatusName(AlertStatus status) {
         case AlertStatus::INACTIVE: return "未激活";
         case AlertStatus::ACTIVE: return "预警中";
         case AlertStatus::ACKNOWLEDGED: return "已确认";
-        case AlertType::RESOLVED: return "已解决";
+        case AlertStatus::RESOLVED: return "已解决";
         default: return "未知状态";
     }
 }

tests/CMakeLists.txt

@@ -0,0 +1,25 @@
+cmake_minimum_required(VERSION 3.10.0)
+project(test_CppGenerate)
+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 14)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../include)
+
+include(CTest)
+enable_testing()
+
+add_executable(test_CppGenerate test_alert_manager.cpp ../src/alert_manager.cpp)
+
+target_link_libraries(test_CppGenerate gtest gmock gtest_main)
+include(GoogleTest)
+gtest_discover_tests(test_CppGenerate)

tests/CMakeLists2.txt

@@ -0,0 +1,30 @@
+# GoogleTest配置
+include(FetchContent)
+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)
+
+# 包含目录
+include_directories(${CMAKE_SOURCE_DIR}/src)
+include_directories(${CMAKE_SOURCE_DIR}/include)
+
+# 启用测试
+enable_testing()
+
+# 添加alert_manager的单元测试
+add_executable(test_alert_manager test_alert_manager.cpp ../src/alert_manager.cpp)
+
+# 设置UTF-8编码支持
+if(MSVC)
+    target_compile_options(test_alert_manager PRIVATE /utf-8)
+endif()
+
+target_link_libraries(test_alert_manager gtest gmock gtest_main)
+
+# 注册测试
+include(GoogleTest)
+gtest_discover_tests(test_alert_manager)

tests/test_alert_manager.cpp

@@ -0,0 +1,179 @@
+#include "gtest/gtest.h"
+#include "alert_manager.hpp"
+#include <vector>
+#include <string>
+
+using namespace std;
+
+// Mock time function for deterministic testing
+uint32_t mock_timestamp = 1640995200; // 2022-01-01 00:00:00 UTC
+
+// Mock the time function to return a fixed value
+uint32_t getMockTimestamp() {
+    return mock_timestamp;
+}
+
+// Override the global time function in AlertManager
+namespace {
+    uint32_t (*original_time_func)() = nullptr;
+    uint32_t mock_time_func() { return mock_timestamp; }
+}
+
+// Test fixture for AlertManager
+class AlertManagerTest : public ::testing::Test {
+protected:
+    AlertManager alert_manager;
+
+    void SetUp() override {
+        // Reset timestamp
+        mock_timestamp = 1640995200;
+        // Initialize with default thresholds
+        alert_manager.initialize();
+    }
+
+    void TearDown() override {
+        // Clean up
+        alert_manager.resetAllAlerts();
+    }
+};
+
+// Test case: 正常输入测试 - 设置合法的上下限阈值
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsNormalInput) {
+    const float upper = 200.0f;
+    const float lower = -100.0f;
+
+    alert_manager.setAltitudeThresholds(upper, lower);
+
+    EXPECT_FLOAT_EQ(alert_manager.getUpperThreshold(), upper);
+    EXPECT_FLOAT_EQ(alert_manager.getLowerThreshold(), lower);
+
+    // Verify that active alerts are reset
+    auto active_alerts = alert_manager.getActiveAlerts();
+    EXPECT_TRUE(active_alerts.empty());
+}
+
+// Test case: 边界值测试 - 上限等于下限（非法输入）
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsBoundaryEqual) {
+    const float upper = 100.0f;
+    const float lower = 100.0f;
+
+    // Capture stderr output
+    testing::internal::CaptureStderr();
+    alert_manager.setAltitudeThresholds(upper, lower);
+    string stderr_output = testing::internal::GetCapturedStderr();
+
+    EXPECT_NE(stderr_output.find("错误：上限阈值必须大于下限阈值"), string::npos);
+    EXPECT_FLOAT_EQ(alert_manager.getUpperThreshold(), 100.0f); // Should not change
+    EXPECT_FLOAT_EQ(alert_manager.getLowerThreshold(), -50.0f); // Default value
+}
+
+// Test case: 异常输入测试 - 上限小于下限（非法输入）
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsInvalidInput) {
+    const float upper = 50.0f;
+    const float lower = 100.0f;
+
+    // Capture stderr output
+    testing::internal::CaptureStderr();
+    alert_manager.setAltitudeThresholds(upper, lower);
+    string stderr_output = testing::internal::GetCapturedStderr();
+
+    EXPECT_NE(stderr_output.find("错误：上限阈值必须大于下限阈值"), string::npos);
+    EXPECT_FLOAT_EQ(alert_manager.getUpperThreshold(), 100.0f); // Should remain unchanged
+    EXPECT_FLOAT_EQ(alert_manager.getLowerThreshold(), -50.0f);
+}
+
+// Test case: 特殊场景测试 - 阈值更新后，高度越界触发预警
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsAndTriggerAlert) {
+    const float upper = 150.0f;
+    const float lower = -80.0f;
+    const float altitude = 160.0f; // Exceeds upper threshold
+
+    alert_manager.setAltitudeThresholds(upper, lower);
+
+    // Simulate check
+    mock_timestamp += 100;
+    alert_manager.checkAltitudeAlert(altitude, mock_timestamp);
+
+    auto active_alerts = alert_manager.getActiveAlerts();
+    EXPECT_EQ(active_alerts.size(), 1);
+    EXPECT_EQ(active_alerts[0].type, AlertType::ALTITUDE_UPPER);
+    EXPECT_EQ(active_alerts[0].status, AlertStatus::ACTIVE);
+    EXPECT_EQ(active_alerts[0].trigger_time, mock_timestamp);
+    EXPECT_TRUE(active_alerts[0].description.find("超过上限阈值") != string::npos);
+}
+
+// Test case: 正常输入测试 - 获取活动预警信息
+TEST_F(AlertManagerTest, testGetActiveAlertsNormalInput) {
+    const float upper = 100.0f;
+    const float lower = -50.0f;
+    const float altitude = 120.0f; // Above upper threshold
+
+    alert_manager.setAltitudeThresholds(upper, lower);
+    mock_timestamp += 100;
+    alert_manager.checkAltitudeAlert(altitude, mock_timestamp);
+
+    auto active_alerts = alert_manager.getActiveAlerts();
+
+    EXPECT_EQ(active_alerts.size(), 1);
+    EXPECT_EQ(active_alerts[0].type, AlertType::ALTITUDE_UPPER);
+    EXPECT_EQ(active_alerts[0].status, AlertStatus::ACTIVE);
+    EXPECT_EQ(active_alerts[0].trigger_time, mock_timestamp);
+}
+
+// Test case: 边界值测试 - 无活动预警时获取空列表
+TEST_F(AlertManagerTest, testGetActiveAlertsNoActiveAlerts) {
+    auto active_alerts = alert_manager.getActiveAlerts();
+
+    EXPECT_TRUE(active_alerts.empty());
+}
+
+// Test case: 特殊场景测试 - 多个预警同时存在
+TEST_F(AlertManagerTest, testGetActiveAlertsMultipleAlerts) {
+    const float upper = 100.0f;
+    const float lower = -50.0f;
+    const float altitude_high = 120.0f;  // Above upper
+    const float altitude_low = -70.0f;   // Below lower
+
+    alert_manager.setAltitudeThresholds(upper, lower);
+
+    mock_timestamp += 100;
+    alert_manager.checkAltitudeAlert(altitude_high, mock_timestamp);
+    mock_timestamp += 100;
+    alert_manager.checkAltitudeAlert(altitude_low, mock_timestamp);
+
+    auto active_alerts = alert_manager.getActiveAlerts();
+
+    EXPECT_EQ(active_alerts.size(), 2);
+    EXPECT_EQ(active_alerts[0].type, AlertType::ALTITUDE_UPPER);
+    EXPECT_EQ(active_alerts[1].type, AlertType::ALTITUDE_LOWER);
+    EXPECT_EQ(active_alerts[0].status, AlertStatus::ACTIVE);
+    EXPECT_EQ(active_alerts[1].status, AlertStatus::ACTIVE);
+}
+
+// Test case: 异常输入测试 - 空值处理（虽然函数无参数，但验证状态）
+TEST_F(AlertManagerTest, testGetActiveAlertsEmptyState) {
+    // Ensure no prior state
+    alert_manager.resetAllAlerts();
+    auto active_alerts = alert_manager.getActiveAlerts();
+
+    EXPECT_TRUE(active_alerts.empty());
+}
+
+// Test case: 特殊场景测试 - 预警解除后不再返回
+TEST_F(AlertManagerTest, testGetActiveAlertsAfterResolution) {
+    const float upper = 100.0f;
+    const float lower = -50.0f;
+    const float altitude = 120.0f;
+
+    alert_manager.setAltitudeThresholds(upper, lower);
+    mock_timestamp += 100;
+    alert_manager.checkAltitudeAlert(altitude, mock_timestamp);
+
+    // Now simulate normal altitude
+    mock_timestamp += 100;
+    alert_manager.checkAltitudeAlert(90.0f, mock_timestamp);
+
+    auto active_alerts = alert_manager.getActiveAlerts();
+
+    EXPECT_TRUE(active_alerts.empty());
+}