AI 自动生成测试用例

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lids 2026-04-30 10:45:55 +08:00
parent 3b3119277e
commit 81ec962845
1 changed files with 138 additions and 226 deletions

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#include <vector>
#include <string>
// Mock for time to ensure deterministic tests
static uint32_t mock_timestamp = 1640995200; // 2022-01-01 00:00:00 UTC
using namespace std;
class MockTime {
public:
static uint32_t getTimestamp() { return mock_timestamp; }
static void setTimestamp(uint32_t t) { mock_timestamp = t; }
};
// Mock time function for deterministic testing
uint32_t mock_timestamp = 1640995200; // 2022-01-01 00:00:00 UTC
// 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 the time function to return a fixed value
uint32_t getMockTimestamp() {
return mock_timestamp;
}
// Test fixture
// 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 manager;
AlertManager alert_manager;
void SetUp() override {
// Reset timestamp
mock_timestamp = 1640995200;
manager.initialize();
// Initialize with default thresholds
alert_manager.initialize();
}
void TearDown() override {
manager.clearHistory();
// Clean up
alert_manager.resetAllAlerts();
}
};
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: 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_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: 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_F(AlertManagerTest, testCheckAltitudeAlertNormal) {
mock_timestamp = 1640995200;
manager.checkAltitudeAlert(105.0f, mock_timestamp);
auto alerts = manager.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 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_F(AlertManagerTest, testCheckAltitudeAlertBelowLower) {
mock_timestamp = 1640995200;
manager.checkAltitudeAlert(-55.0f, mock_timestamp);
auto alerts = manager.getActiveAlerts();
EXPECT_EQ(alerts.size(), 1);
EXPECT_EQ(alerts[0].type, AlertType::ALTITUDE_LOWER);
EXPECT_EQ(alerts[0].status, AlertStatus::ACTIVE);
// 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_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: 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_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: 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_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: 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_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: 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_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: 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;
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);
}
alert_manager.setAltitudeThresholds(upper, lower);
mock_timestamp += 100;
alert_manager.checkAltitudeAlert(altitude, mock_timestamp);
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);
}
// Now simulate normal altitude
mock_timestamp += 100;
alert_manager.checkAltitudeAlert(90.0f, mock_timestamp);
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());
}
auto active_alerts = alert_manager.getActiveAlerts();
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());
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;
});
EXPECT_TRUE(active_alerts.empty());
}