AI 自动生成测试用例

This commit is contained in:
lids 2026-04-29 11:27:10 +08:00
parent ddddb6f3b6
commit 039bccc80b
2 changed files with 164 additions and 236 deletions

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@ -1,5 +1,9 @@
# GoogleTest
cmake_minimum_required(VERSION 3.10.0)
project(CppGenerate_test)
include(FetchContent)
if (MSVC)
add_compile_options(/utf-8)
endif()
FetchContent_Declare(
googletest
URL https://github.com/google/googletest/archive/03597a01ee50ed33e9dfd640b249b4be3799d395.zip
@ -7,24 +11,15 @@ FetchContent_Declare(
# 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(${CMAKE_CURRENT_SOURCE_DIR}/../include)
#
include_directories(${CMAKE_SOURCE_DIR}/src)
include_directories(${CMAKE_SOURCE_DIR}/include)
#
include(CTest)
enable_testing()
# alert_manager
add_executable(test_alert_manager test_alert_manager.cpp ../src/alert_manager.cpp)
add_executable(CppGenerate_test test_alert_manager.cpp ../src/alert_manager.cpp)
# UTF-8
if(MSVC)
target_compile_options(test_alert_manager PRIVATE /utf-8)
endif()
target_link_libraries(test_alert_manager gtest gmock gtest_main)
#
target_link_libraries(CppGenerate_test gtest gmock gtest_main)
include(GoogleTest)
gtest_discover_tests(test_alert_manager)
gtest_discover_tests(CppGenerate_test)

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@ -1,267 +1,200 @@
#include "gtest/gtest.h"
#include "alert_manager.hpp"
#include <memory>
#include <vector>
#include <string>
// Mock for time to ensure deterministic tests
// Mock the time function for deterministic testing
static uint32_t mock_timestamp = 1640995200; // 2022-01-01 00:00:00 UTC
class MockTime {
public:
static uint32_t getTimestamp() { return mock_timestamp; }
static void setTimestamp(uint32_t t) { mock_timestamp = t; }
};
// Helper function to compare AlertInfo
bool operator==(const AlertInfo& a, const AlertInfo& b) {
return a.type == b.type &&
a.status == b.status &&
a.trigger_time == b.trigger_time &&
a.acknowledge_time == b.acknowledge_time &&
a.resolve_time == b.resolve_time &&
a.description == b.description;
// Mock function to replace std::time
uint32_t getMockTimestamp() {
return mock_timestamp;
}
// Test fixture
// Override the global function in alert_manager.cpp
extern "C" uint32_t get_current_timestamp() {
return getMockTimestamp();
}
// Test fixture for AlertManager
class AlertManagerTest : public ::testing::Test {
protected:
AlertManager manager;
AlertManager alert_manager;
void SetUp() override {
mock_timestamp = 1640995200;
manager.initialize();
alert_manager.initialize();
}
void TearDown() override {
manager.clearHistory();
void setMockTimestamp(uint32_t ts) {
mock_timestamp = ts;
}
std::vector<AlertInfo> getActiveAlerts() {
return alert_manager.getActiveAlerts();
}
bool hasActiveAlerts() const {
return alert_manager.hasActiveAlerts();
}
};
TEST_F(AlertManagerTest, testAlertManagerDefaultInitialization) {
EXPECT_FLOAT_EQ(manager.getAltitudeThresholds().first, 100.0f);
EXPECT_FLOAT_EQ(manager.getAltitudeThresholds().second, -50.0f);
EXPECT_TRUE(manager.getActiveAlerts().empty());
EXPECT_TRUE(manager.getAlertHistory(10).empty());
// Test case: checkAltitudeAlert - 正常输入测试 - 高度在阈值内
TEST_F(AlertManagerTest, testCheckAltitudeAlertNormalInputWithinThreshold) {
// Arrange
float altitude = 80.0f; // Within default range [-50, 100]
setMockTimestamp(1640995200);
// Act
alert_manager.checkAltitudeAlert(altitude, getMockTimestamp());
// Assert
EXPECT_FALSE(hasActiveAlerts()) << "不应触发任何预警";
}
TEST_F(AlertManagerTest, testInitialize) {
// No direct output assertion, but verify initialization logic
// This is tested implicitly via constructor
EXPECT_NO_FATAL_FAILURE(manager.initialize());
}
// Test case: checkAltitudeAlert - 正常输入测试 - 高度超过上限
TEST_F(AlertManagerTest, testCheckAltitudeAlertNormalInputAboveUpperThreshold) {
// Arrange
float altitude = 105.0f; // Above upper threshold (100)
setMockTimestamp(1640995200);
TEST_F(AlertManagerTest, testCheckAltitudeAlertNormal) {
mock_timestamp = 1640995200;
manager.checkAltitudeAlert(105.0f, mock_timestamp);
auto alerts = manager.getActiveAlerts();
// Act
alert_manager.checkAltitudeAlert(altitude, getMockTimestamp());
// Assert
EXPECT_TRUE(hasActiveAlerts()) << "应触发高度上限预警";
auto alerts = getActiveAlerts();
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].type, AlertType::ALTITUDE_UPPER);
EXPECT_EQ(alerts[0].status, AlertStatus::ACTIVE);
EXPECT_EQ(alerts[0].trigger_time, mock_timestamp);
}
TEST_F(AlertManagerTest, testCheckAltitudeAlertBelowLower) {
mock_timestamp = 1640995200;
manager.checkAltitudeAlert(-55.0f, mock_timestamp);
auto alerts = manager.getActiveAlerts();
// Test case: checkAltitudeAlert - 正常输入测试 - 高度低于下限
TEST_F(AlertManagerTest, testCheckAltitudeAlertNormalInputBelowLowerThreshold) {
// Arrange
float altitude = -55.0f; // Below lower threshold (-50)
setMockTimestamp(1640995200);
// Act
alert_manager.checkAltitudeAlert(altitude, getMockTimestamp());
// Assert
EXPECT_TRUE(hasActiveAlerts()) << "应触发高度下限预警";
auto alerts = getActiveAlerts();
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].type, AlertType::ALTITUDE_LOWER);
EXPECT_EQ(alerts[0].status, AlertStatus::ACTIVE);
}
TEST_F(AlertManagerTest, testCheckAltitudeAlertResetWhenNormal) {
mock_timestamp = 1640995200;
manager.checkAltitudeAlert(105.0f, mock_timestamp); // Trigger upper
mock_timestamp = 1640995201;
manager.checkAltitudeAlert(90.0f, mock_timestamp); // Reset
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
// Test case: checkAltitudeAlert - 边界值测试 - 高度等于上限阈值
TEST_F(AlertManagerTest, testCheckAltitudeAlertBoundaryAtUpperThreshold) {
// Arrange
float altitude = 100.0f; // Equal to upper threshold
setMockTimestamp(1640995200);
// Act
alert_manager.checkAltitudeAlert(altitude, getMockTimestamp());
// Assert
EXPECT_FALSE(hasActiveAlerts()) << "等于上限不应触发预警";
}
TEST_F(AlertManagerTest, testSetAltitudeThresholdsValid) {
manager.setAltitudeThresholds(200.0f, -100.0f);
auto thresholds = manager.getAltitudeThresholds();
EXPECT_FLOAT_EQ(thresholds.first, 200.0f);
EXPECT_FLOAT_EQ(thresholds.second, -100.0f);
// Test case: checkAltitudeAlert - 边界值测试 - 高度等于下限阈值
TEST_F(AlertManagerTest, testCheckAltitudeAlertBoundaryAtLowerThreshold) {
// Arrange
float altitude = -50.0f; // Equal to lower threshold
setMockTimestamp(1640995200);
// Act
alert_manager.checkAltitudeAlert(altitude, getMockTimestamp());
// Assert
EXPECT_FALSE(hasActiveAlerts()) << "等于下限不应触发预警";
}
TEST_F(AlertManagerTest, testSetAltitudeThresholdsInvalid) {
EXPECT_NO_FATAL_FAILURE(manager.setAltitudeThresholds(50.0f, 100.0f));
// Should print error, but no crash
EXPECT_FLOAT_EQ(manager.getAltitudeThresholds().first, 100.0f);
EXPECT_FLOAT_EQ(manager.getAltitudeThresholds().second, -50.0f);
// Test case: checkAltitudeAlert - 特殊场景测试 - 高度从超限恢复到正常
TEST_F(AlertManagerTest, testCheckAltitudeAlertSpecialScenarioRecoveryFromUpper) {
// Arrange
float above_threshold = 105.0f;
float normal = 90.0f;
setMockTimestamp(1640995200);
// First trigger upper alert
alert_manager.checkAltitudeAlert(above_threshold, getMockTimestamp());
EXPECT_TRUE(hasActiveAlerts());
// Reset timestamp and check recovery
setMockTimestamp(1640995201);
alert_manager.checkAltitudeAlert(normal, getMockTimestamp());
// Assert
EXPECT_FALSE(hasActiveAlerts()) << "恢复后应解除预警";
}
TEST_F(AlertManagerTest, testTriggerSensorFailure) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
auto alerts = manager.getActiveAlerts();
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].type, AlertType::SENSOR_FAILURE);
EXPECT_EQ(alerts[0].status, AlertStatus::ACTIVE);
EXPECT_EQ(alerts[0].trigger_time, mock_timestamp);
// Test case: setAltitudeThresholds - 正常输入测试 - 合法上下限设置
TEST_F(AlertManagerTest, testSetAltitudeThresholdsNormalInputValidRange) {
// Arrange
float upper = 150.0f;
float lower = -100.0f;
// Act
alert_manager.setAltitudeThresholds(upper, lower);
// Assert
EXPECT_EQ(alert_manager.getUpperThreshold(), upper);
EXPECT_EQ(alert_manager.getLowerThreshold(), lower);
EXPECT_FALSE(hasActiveAlerts()) << "设置阈值不应触发预警";
}
TEST_F(AlertManagerTest, testTriggerLowBattery) {
mock_timestamp = 1640995200;
manager.triggerLowBattery(mock_timestamp, 15.0f);
auto alerts = manager.getActiveAlerts();
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].type, AlertType::LOW_BATTERY);
EXPECT_EQ(alerts[0].status, AlertStatus::ACTIVE);
EXPECT_NE(alerts[0].description.find("15.0%"), std::string::npos);
// Test case: setAltitudeThresholds - 异常输入测试 - 上限不大于下限
TEST_F(AlertManagerTest, testSetAltitudeThresholdsInvalidInputUpperNotGreater) {
// Arrange
float upper = 50.0f;
float lower = 50.0f;
// Act & Assert
EXPECT_NO_THROW(alert_manager.setAltitudeThresholds(upper, lower));
// Error message is printed but no exception thrown
EXPECT_EQ(alert_manager.getUpperThreshold(), 100.0f); // Should remain unchanged
EXPECT_EQ(alert_manager.getLowerThreshold(), -50.0f);
}
TEST_F(AlertManagerTest, testTriggerCommunicationError) {
mock_timestamp = 1640995200;
manager.triggerCommunicationError(mock_timestamp);
auto alerts = manager.getActiveAlerts();
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].type, AlertType::COMMUNICATION_ERROR);
EXPECT_EQ(alerts[0].status, AlertStatus::ACTIVE);
// Test case: setAltitudeThresholds - 异常输入测试 - 上限小于下限
TEST_F(AlertManagerTest, testSetAltitudeThresholdsInvalidInputUpperLessThanLower) {
// Arrange
float upper = 50.0f;
float lower = 75.0f;
// Act & Assert
EXPECT_NO_THROW(alert_manager.setAltitudeThresholds(upper, lower));
// Error message is printed but no exception thrown
EXPECT_EQ(alert_manager.getUpperThreshold(), 100.0f); // Should remain unchanged
EXPECT_EQ(alert_manager.getLowerThreshold(), -50.0f);
}
TEST_F(AlertManagerTest, testAcknowledgeAllAlerts) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
manager.triggerLowBattery(mock_timestamp + 1, 10.0f);
mock_timestamp = 1640995202;
manager.acknowledgeAllAlerts(mock_timestamp);
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
EXPECT_EQ(alerts.size(), 0);
// Test case: setAltitudeThresholds - 特殊场景测试 - 阈值改变后重置预警
TEST_F(AlertManagerTest, testSetAltitudeThresholdsSpecialScenarioResetAlerts) {
// Arrange
float altitude = 105.0f; // Exceeds original upper threshold
setMockTimestamp(1640995200);
// Trigger an alert
alert_manager.checkAltitudeAlert(altitude, getMockTimestamp());
EXPECT_TRUE(hasActiveAlerts());
// Change thresholds to a higher value
setMockTimestamp(1640995201);
alert_manager.setAltitudeThresholds(200.0f, -100.0f);
// Assert
EXPECT_FALSE(hasActiveAlerts()) << "阈值更新后应重置相关预警";
}
TEST_F(AlertManagerTest, testAcknowledgeAlert) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
mock_timestamp = 1640995201;
manager.acknowledgeAlert(AlertType::SENSOR_FAILURE, mock_timestamp);
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
// Helper method to access private members for testing
float AlertManager::getUpperThreshold() const {
return upper_threshold_;
}
TEST_F(AlertManagerTest, testResetAlert) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
manager.resetAlert(AlertType::SENSOR_FAILURE);
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
float AlertManager::getLowerThreshold() const {
return lower_threshold_;
}
TEST_F(AlertManagerTest, testResetAllAlerts) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
manager.triggerLowBattery(mock_timestamp + 1, 10.0f);
manager.resetAllAlerts();
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
}
TEST_F(AlertManagerTest, testHasActiveAlerts) {
EXPECT_FALSE(manager.hasActiveAlerts());
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
EXPECT_TRUE(manager.hasActiveAlerts());
}
TEST_F(AlertManagerTest, testHasUnacknowledgedAlerts) {
EXPECT_FALSE(manager.hasUnacknowledgedAlerts());
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
EXPECT_TRUE(manager.hasUnacknowledgedAlerts());
manager.acknowledgeAllAlerts(mock_timestamp + 1);
EXPECT_FALSE(manager.hasUnacknowledgedAlerts());
}
TEST_F(AlertManagerTest, testGetActiveAlerts) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
auto alerts = manager.getActiveAlerts();
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].type, AlertType::SENSOR_FAILURE);
}
TEST_F(AlertManagerTest, testGetAlertHistoryMaxCount) {
mock_timestamp = 1640995200;
for (int i = 0; i < 15; ++i) {
manager.triggerSensorFailure(mock_timestamp + i);
}
auto history = manager.getAlertHistory(10);
EXPECT_EQ(history.size(), 10);
}
TEST_F(AlertManagerTest, testGetStatusDescriptionNoAlerts) {
std::string desc = manager.getStatusDescription();
EXPECT_EQ(desc, "系统状态:正常");
}
TEST_F(AlertManagerTest, testGetStatusDescriptionWithAlerts) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
std::string desc = manager.getStatusDescription();
EXPECT_NE(desc.find("有1个活动预警"), std::string::npos);
EXPECT_NE(desc.find("传感器故障"), std::string::npos);
}
TEST_F(AlertManagerTest, testClearHistory) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
manager.clearHistory();
EXPECT_TRUE(manager.getAlertHistory(10).empty());
}
TEST_F(AlertManagerTest, testAddToHistoryLimit) {
mock_timestamp = 1640995200;
for (int i = 0; i < 100; ++i) {
manager.triggerSensorFailure(mock_timestamp + i);
}
auto history = manager.getAlertHistory(10);
EXPECT_EQ(history.size(), 10);
}
TEST_F(AlertManagerTest, testTriggerAlert) {
mock_timestamp = 1640995200;
manager.triggerAlert(AlertType::SENSOR_FAILURE, mock_timestamp, "Test alert");
auto alerts = manager.getActiveAlerts();
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].description, "Test alert");
}
TEST_F(AlertManagerTest, testUpdateAlertStatusAcknowledged) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
mock_timestamp = 1640995201;
manager.updateAlertStatus(AlertType::SENSOR_FAILURE, AlertStatus::ACKNOWLEDGED, mock_timestamp);
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
}
TEST_F(AlertManagerTest, testUpdateAlertStatusResolved) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
mock_timestamp = 1640995201;
manager.updateAlertStatus(AlertType::SENSOR_FAILURE, AlertStatus::RESOLVED, mock_timestamp);
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
}
TEST_F(AlertManagerTest, testGetAlertTypeName) {
EXPECT_EQ(manager.getAlertTypeName(AlertType::ALTITUDE_UPPER), "高度上限预警");
EXPECT_EQ(manager.getAlertTypeName(AlertType::NONE), "");
EXPECT_EQ(manager.getAlertTypeName(static_cast<AlertType>(99)), "未知预警");
}
TEST_F(AlertManagerTest, testGetAlertStatusName) {
EXPECT_EQ(manager.getAlertStatusName(AlertStatus::ACTIVE), "预警中");
EXPECT_EQ(manager.getAlertStatusName(AlertStatus::INACTIVE), "未激活");
EXPECT_EQ(manager.getAlertStatusName(static_cast<AlertStatus>(99)), "未知状态");
}
TEST_F(AlertManagerTest, testDestructorDoesNotCrash) {
// Verify destructor doesn't throw or crash
EXPECT_NO_FATAL_FAILURE({
AlertManager* mgr = new AlertManager();
delete mgr;
});
}