AI 自动生成测试用例

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lids 2026-05-11 11:14:49 +08:00
parent 3b3119277e
commit e5c2de94f0
1 changed files with 257 additions and 235 deletions

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#include "gtest/gtest.h" #include <gtest/gtest.h>
#include "alert_manager.hpp" #include "alert_manager.hpp"
#include <vector> #include <sstream>
#include <string> #include <iostream>
// Mock for time to ensure deterministic tests
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;
}
// Test fixture
class AlertManagerTest : public ::testing::Test { class AlertManagerTest : public ::testing::Test {
protected: protected:
AlertManager manager; AlertManager manager;
void SetUp() override { void SetUp() override {
mock_timestamp = 1640995200; // 重置阈值到默认值
manager.initialize(); manager.setAltitudeThresholds(100.0f, -50.0f);
// 清空预警
manager.resetAllAlerts();
} }
void TearDown() override { void TearDown() override {
manager.clearHistory(); // 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();
} }
}; };
TEST_F(AlertManagerTest, testAlertManagerDefaultInitialization) { // ==================== checkAltitudeAlert 测试 ====================
EXPECT_FLOAT_EQ(manager.getAltitudeThresholds().first, 100.0f);
EXPECT_FLOAT_EQ(manager.getAltitudeThresholds().second, -50.0f); // 正常输入测试:高度在阈值范围内,不应触发预警
EXPECT_TRUE(manager.getActiveAlerts().empty()); TEST_F(AlertManagerTest, testCheckAltitudeAlertNormalRange) {
EXPECT_TRUE(manager.getAlertHistory(10).empty()); manager.checkAltitudeAlert(50.0f, 1000);
EXPECT_FALSE(manager.hasActiveAlerts());
} }
TEST_F(AlertManagerTest, testInitialize) { // 正常输入测试:高度超过上限阈值,应触发上限预警
// No direct output assertion, but verify initialization logic TEST_F(AlertManagerTest, testCheckAltitudeAlertUpperThresholdExceeded) {
// This is tested implicitly via constructor manager.checkAltitudeAlert(150.0f, 1000);
EXPECT_NO_FATAL_FAILURE(manager.initialize()); 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);
} }
TEST_F(AlertManagerTest, testCheckAltitudeAlertNormal) { // 正常输入测试:高度低于下限阈值,应触发下限预警
mock_timestamp = 1640995200; TEST_F(AlertManagerTest, testCheckAltitudeAlertLowerThresholdExceeded) {
manager.checkAltitudeAlert(105.0f, mock_timestamp); manager.checkAltitudeAlert(-100.0f, 1000);
auto alerts = manager.getActiveAlerts(); EXPECT_TRUE(manager.hasActiveAlerts());
EXPECT_EQ(alerts.size(), 1); auto activeAlerts = manager.getActiveAlerts();
EXPECT_EQ(alerts[0].type, AlertType::ALTITUDE_UPPER); ASSERT_EQ(1, activeAlerts.size());
EXPECT_EQ(alerts[0].status, AlertStatus::ACTIVE); EXPECT_EQ(AlertType::ALTITUDE_LOWER, activeAlerts[0].type);
EXPECT_EQ(alerts[0].trigger_time, mock_timestamp); EXPECT_EQ(AlertStatus::ACTIVE, activeAlerts[0].status);
} }
TEST_F(AlertManagerTest, testCheckAltitudeAlertBelowLower) { // 边界值测试:高度等于上限阈值,不应触发预警
mock_timestamp = 1640995200; TEST_F(AlertManagerTest, testCheckAltitudeAlertAtUpperBoundary) {
manager.checkAltitudeAlert(-55.0f, mock_timestamp); manager.checkAltitudeAlert(100.0f, 1000);
auto alerts = manager.getActiveAlerts(); EXPECT_FALSE(manager.hasActiveAlerts());
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].type, AlertType::ALTITUDE_LOWER);
EXPECT_EQ(alerts[0].status, AlertStatus::ACTIVE);
} }
TEST_F(AlertManagerTest, testCheckAltitudeAlertResetWhenNormal) { // 边界值测试:高度等于下限阈值,不应触发预警
mock_timestamp = 1640995200; TEST_F(AlertManagerTest, testCheckAltitudeAlertAtLowerBoundary) {
manager.checkAltitudeAlert(105.0f, mock_timestamp); // Trigger upper manager.checkAltitudeAlert(-50.0f, 1000);
mock_timestamp = 1640995201; EXPECT_FALSE(manager.hasActiveAlerts());
manager.checkAltitudeAlert(90.0f, mock_timestamp); // Reset
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
} }
// 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) { TEST_F(AlertManagerTest, testSetAltitudeThresholdsValid) {
manager.setAltitudeThresholds(200.0f, -100.0f); 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_F(AlertManagerTest, testSetAltitudeThresholdsInvalid) { // 验证新阈值生效
EXPECT_NO_FATAL_FAILURE(manager.setAltitudeThresholds(50.0f, 100.0f)); manager.checkAltitudeAlert(150.0f, 1000);
// Should print error, but no crash
EXPECT_FLOAT_EQ(manager.getAltitudeThresholds().first, 100.0f);
EXPECT_FLOAT_EQ(manager.getAltitudeThresholds().second, -50.0f);
}
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_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_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_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_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());
}
TEST_F(AlertManagerTest, testResetAlert) {
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp);
manager.resetAlert(AlertType::SENSOR_FAILURE);
auto alerts = manager.getActiveAlerts();
EXPECT_TRUE(alerts.empty());
}
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()); EXPECT_FALSE(manager.hasActiveAlerts());
mock_timestamp = 1640995200;
manager.triggerSensorFailure(mock_timestamp); manager.checkAltitudeAlert(250.0f, 1001);
EXPECT_TRUE(manager.hasActiveAlerts()); EXPECT_TRUE(manager.hasActiveAlerts());
} }
TEST_F(AlertManagerTest, testHasUnacknowledgedAlerts) { // 正常输入测试:设置阈值后,旧预警应被重置
EXPECT_FALSE(manager.hasUnacknowledgedAlerts()); TEST_F(AlertManagerTest, testSetAltitudeThresholdsResetsOldAlerts) {
mock_timestamp = 1640995200; // 先触发预警
manager.triggerSensorFailure(mock_timestamp); manager.checkAltitudeAlert(150.0f, 1000);
EXPECT_TRUE(manager.hasUnacknowledgedAlerts()); EXPECT_TRUE(manager.hasActiveAlerts());
manager.acknowledgeAllAlerts(mock_timestamp + 1);
EXPECT_FALSE(manager.hasUnacknowledgedAlerts()); // 设置新阈值
manager.setAltitudeThresholds(200.0f, -100.0f);
EXPECT_FALSE(manager.hasActiveAlerts());
} }
TEST_F(AlertManagerTest, testGetActiveAlerts) { // 边界值测试:上下限相等,应输出错误并拒绝
mock_timestamp = 1640995200; TEST_F(AlertManagerTest, testSetAltitudeThresholdsEqual) {
manager.triggerSensorFailure(mock_timestamp); std::string errOutput = captureStderr([this]() {
auto alerts = manager.getActiveAlerts(); manager.setAltitudeThresholds(100.0f, 100.0f);
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;
}); });
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());
} }