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 +1,289 @@
+#include <gtest/gtest.h>
+#include "alert_manager.hpp"
+#include <sstream>
+#include <iostream>
+
+class AlertManagerTest : public ::testing::Test {
+protected:
+    AlertManager manager;
+
+    void SetUp() override {
+        // 重置阈值到默认值
+        manager.setAltitudeThresholds(100.0f, -50.0f);
+        // 清空预警
+        manager.resetAllAlerts();
+    }
+
+    void TearDown() override {
+        // 清理
+    }
+
+    // 辅助函数：捕获标准输出
+    std::string captureStdout(std::function<void()> func) {
+        std::stringstream buffer;
+        std::streambuf* old = std::cout.rdbuf(buffer.rdbuf());
+        func();
+        std::cout.rdbuf(old);
+        return buffer.str();
+    }
+
+    // 辅助函数：捕获标准错误输出
+    std::string captureStderr(std::function<void()> func) {
+        std::stringstream buffer;
+        std::streambuf* old = std::cerr.rdbuf(buffer.rdbuf());
+        func();
+        std::cerr.rdbuf(old);
+        return buffer.str();
+    }
+};
+
+// ==================== checkAltitudeAlert 测试 ====================
+
+// 正常输入测试：高度在阈值范围内，不应触发预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertNormalRange) {
+    manager.checkAltitudeAlert(50.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}
+
+// 正常输入测试：高度超过上限阈值，应触发上限预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertUpperThresholdExceeded) {
+    manager.checkAltitudeAlert(150.0f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(AlertType::ALTITUDE_UPPER, activeAlerts[0].type);
+    EXPECT_EQ(AlertStatus::ACTIVE, activeAlerts[0].status);
+}
+
+// 正常输入测试：高度低于下限阈值，应触发下限预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertLowerThresholdExceeded) {
+    manager.checkAltitudeAlert(-100.0f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(AlertType::ALTITUDE_LOWER, activeAlerts[0].type);
+    EXPECT_EQ(AlertStatus::ACTIVE, activeAlerts[0].status);
+}
+
+// 边界值测试：高度等于上限阈值，不应触发预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertAtUpperBoundary) {
+    manager.checkAltitudeAlert(100.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}
+
+// 边界值测试：高度等于下限阈值，不应触发预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertAtLowerBoundary) {
+    manager.checkAltitudeAlert(-50.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}
+
+// 边界值测试：高度略高于上限阈值，应触发预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertJustAboveUpper) {
+    manager.checkAltitudeAlert(100.001f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(AlertType::ALTITUDE_UPPER, activeAlerts[0].type);
+}
+
+// 边界值测试：高度略低于下限阈值，应触发预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertJustBelowLower) {
+    manager.checkAltitudeAlert(-50.001f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(AlertType::ALTITUDE_LOWER, activeAlerts[0].type);
+}
+
+// 特殊场景测试：高度从超出上限恢复到正常范围，应解除预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertRecoverFromUpper) {
+    manager.checkAltitudeAlert(150.0f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    
+    manager.checkAltitudeAlert(50.0f, 1001);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}
+
+// 特殊场景测试：高度从超出下限恢复到正常范围，应解除预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertRecoverFromLower) {
+    manager.checkAltitudeAlert(-100.0f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    
+    manager.checkAltitudeAlert(0.0f, 1001);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}
+
+// 特殊场景测试：同时超出上下限（不可能，但测试逻辑），应触发上限预警
+TEST_F(AlertManagerTest, testCheckAltitudeAlertBothThresholdsExceeded) {
+    // 设置阈值使上下限重叠，测试逻辑
+    manager.setAltitudeThresholds(50.0f, -50.0f);
+    manager.checkAltitudeAlert(100.0f, 1000);
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(AlertType::ALTITUDE_UPPER, activeAlerts[0].type);
+}
+
+// 特殊场景测试：连续触发相同预警，不应重复触发
+TEST_F(AlertManagerTest, testCheckAltitudeAlertDuplicateTrigger) {
+    manager.checkAltitudeAlert(150.0f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    
+    // 再次触发相同预警
+    manager.checkAltitudeAlert(200.0f, 1001);
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(AlertType::ALTITUDE_UPPER, activeAlerts[0].type);
+}
+
+// 异常输入测试：高度为极大值
+TEST_F(AlertManagerTest, testCheckAltitudeAlertExtremeHigh) {
+    manager.checkAltitudeAlert(1e10f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(AlertType::ALTITUDE_UPPER, activeAlerts[0].type);
+}
+
+// 异常输入测试：高度为极小值
+TEST_F(AlertManagerTest, testCheckAltitudeAlertExtremeLow) {
+    manager.checkAltitudeAlert(-1e10f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(AlertType::ALTITUDE_LOWER, activeAlerts[0].type);
+}
+
+// 异常输入测试：高度为0
+TEST_F(AlertManagerTest, testCheckAltitudeAlertZero) {
+    manager.checkAltitudeAlert(0.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}
+
+// 异常输入测试：时间戳为0
+TEST_F(AlertManagerTest, testCheckAltitudeAlertTimestampZero) {
+    manager.checkAltitudeAlert(150.0f, 0);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    auto activeAlerts = manager.getActiveAlerts();
+    ASSERT_EQ(1, activeAlerts.size());
+    EXPECT_EQ(0, activeAlerts[0].trigger_time);
+}
+
+// ==================== setAltitudeThresholds 测试 ====================
+
+// 正常输入测试：设置有效的上下限阈值
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsValid) {
+    manager.setAltitudeThresholds(200.0f, -100.0f);
+    
+    // 验证新阈值生效
+    manager.checkAltitudeAlert(150.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+    
+    manager.checkAltitudeAlert(250.0f, 1001);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+}
+
+// 正常输入测试：设置阈值后，旧预警应被重置
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsResetsOldAlerts) {
+    // 先触发预警
+    manager.checkAltitudeAlert(150.0f, 1000);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+    
+    // 设置新阈值
+    manager.setAltitudeThresholds(200.0f, -100.0f);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}
+
+// 边界值测试：上下限相等，应输出错误并拒绝
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsEqual) {
+    std::string errOutput = captureStderr([this]() {
+        manager.setAltitudeThresholds(100.0f, 100.0f);
+    });
+    EXPECT_FALSE(errOutput.empty());
+    EXPECT_NE(std::string::npos, errOutput.find("错误"));
+    
+    // 验证阈值未改变
+    manager.checkAltitudeAlert(100.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+    
+    manager.checkAltitudeAlert(150.0f, 1001);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+}
+
+// 边界值测试：上限小于下限，应输出错误并拒绝
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsUpperLessThanLower) {
+    std::string errOutput = captureStderr([this]() {
+        manager.setAltitudeThresholds(-50.0f, 100.0f);
+    });
+    EXPECT_FALSE(errOutput.empty());
+    EXPECT_NE(std::string::npos, errOutput.find("错误"));
+    
+    // 验证阈值未改变
+    EXPECT_TRUE(manager.hasActiveAlerts() == false);
+}
+
+// 边界值测试：设置极大值
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsExtremeValues) {
+    manager.setAltitudeThresholds(1e10f, -1e10f);
+    
+    manager.checkAltitudeAlert(1e9f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+    
+    manager.checkAltitudeAlert(1e11f, 1001);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+}
+
+// 边界值测试：设置极小值
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsTinyValues) {
+    manager.setAltitudeThresholds(0.001f, -0.001f);
+    
+    manager.checkAltitudeAlert(0.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+    
+    manager.checkAltitudeAlert(0.002f, 1001);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+}
+
+// 特殊场景测试：多次设置阈值，验证最终生效
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsMultipleTimes) {
+    manager.setAltitudeThresholds(200.0f, -100.0f);
+    manager.setAltitudeThresholds(300.0f, -200.0f);
+    manager.setAltitudeThresholds(150.0f, -50.0f);
+    
+    // 验证最终阈值
+    manager.checkAltitudeAlert(100.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+    
+    manager.checkAltitudeAlert(200.0f, 1001);
+    EXPECT_TRUE(manager.hasActiveAlerts());
+}
+
+// 特殊场景测试：设置阈值后立即检查边界值
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsCheckBoundary) {
+    manager.setAltitudeThresholds(100.5f, -50.5f);
+    
+    // 边界值不应触发预警
+    manager.checkAltitudeAlert(100.5f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+    
+    manager.checkAltitudeAlert(-50.5f, 1001);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}
+
+// 异常输入测试：设置NaN值（如果编译器支持）
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsNaN) {
+    float nan = std::numeric_limits<float>::quiet_NaN();
+    // NaN比较总是false，所以upper <= lower可能为false，导致设置成功
+    manager.setAltitudeThresholds(nan, nan);
+    // 验证不会崩溃
+    manager.checkAltitudeAlert(50.0f, 1000);
+}
+
+// 异常输入测试：设置INF值
+TEST_F(AlertManagerTest, testSetAltitudeThresholdsInfinity) {
+    float inf = std::numeric_limits<float>::infinity();
+    manager.setAltitudeThresholds(inf, -inf);
+    
+    // 验证不会崩溃
+    manager.checkAltitudeAlert(50.0f, 1000);
+    EXPECT_FALSE(manager.hasActiveAlerts());
+}