Files
AUTO-MAS-test/Go_Updater/logger/logger_test.go
AoXuan 228e66315c feat(Go_Updater): 添加全新 Go 语言实现的自动更新器
- 新增多个源文件和目录,包括 app.rc、assets、build 脚本等
- 实现了与 MirrorChyan API 交互的客户端逻辑
- 添加了版本检查、更新检测和下载 URL 生成等功能
- 嵌入了配置模板和资源文件系统
- 提供了完整的构建和发布流程
2025-07-20 16:30:14 +08:00

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package logger
import (
"bytes"
"os"
"path/filepath"
"strings"
"testing"
)
func TestLogLevel_String(t *testing.T) {
tests := []struct {
level LogLevel
expected string
}{
{DEBUG, "DEBUG"},
{INFO, "INFO"},
{WARN, "WARN"},
{ERROR, "ERROR"},
{LogLevel(999), "UNKNOWN"},
}
for _, tt := range tests {
t.Run(tt.expected, func(t *testing.T) {
if got := tt.level.String(); got != tt.expected {
t.Errorf("LogLevel.String() = %v, want %v", got, tt.expected)
}
})
}
}
func TestDefaultLoggerConfig(t *testing.T) {
config := DefaultLoggerConfig()
if config.Level != INFO {
t.Errorf("Expected default level INFO, got %v", config.Level)
}
if config.MaxSize != 10*1024*1024 {
t.Errorf("Expected default max size 10MB, got %v", config.MaxSize)
}
if config.MaxBackups != 5 {
t.Errorf("Expected default max backups 5, got %v", config.MaxBackups)
}
if config.Filename != "updater.log" {
t.Errorf("Expected default filename 'updater.log', got %v", config.Filename)
}
}
func TestConsoleLogger(t *testing.T) {
var buf bytes.Buffer
logger := NewConsoleLogger(&buf)
t.Run("log levels", func(t *testing.T) {
logger.SetLevel(DEBUG)
logger.Debug("debug message")
logger.Info("info message")
logger.Warn("warn message")
logger.Error("error message")
output := buf.String()
if !strings.Contains(output, "DEBUG debug message") {
t.Error("Expected debug message in output")
}
if !strings.Contains(output, "INFO info message") {
t.Error("Expected info message in output")
}
if !strings.Contains(output, "WARN warn message") {
t.Error("Expected warn message in output")
}
if !strings.Contains(output, "ERROR error message") {
t.Error("Expected error message in output")
}
})
t.Run("log level filtering", func(t *testing.T) {
buf.Reset()
logger.SetLevel(WARN)
logger.Debug("debug message")
logger.Info("info message")
logger.Warn("warn message")
logger.Error("error message")
output := buf.String()
if strings.Contains(output, "DEBUG") {
t.Error("Debug message should be filtered out")
}
if strings.Contains(output, "INFO") {
t.Error("Info message should be filtered out")
}
if !strings.Contains(output, "WARN warn message") {
t.Error("Expected warn message in output")
}
if !strings.Contains(output, "ERROR error message") {
t.Error("Expected error message in output")
}
})
t.Run("formatted messages", func(t *testing.T) {
buf.Reset()
logger.SetLevel(DEBUG)
logger.Info("formatted message: %s %d", "test", 42)
output := buf.String()
if !strings.Contains(output, "formatted message: test 42") {
t.Error("Expected formatted message in output")
}
})
}
func TestFileLogger(t *testing.T) {
// 创建临时目录
tempDir := t.TempDir()
config := &LoggerConfig{
Level: DEBUG,
MaxSize: 1024, // 1KB for testing rotation
MaxBackups: 3,
LogDir: tempDir,
Filename: "test.log",
}
logger, err := NewFileLogger(config)
if err != nil {
t.Fatalf("Failed to create file logger: %v", err)
}
defer logger.Close()
t.Run("basic logging", func(t *testing.T) {
logger.Info("test message")
logger.Error("error message with %s", "formatting")
// 读取日志文件
logPath := filepath.Join(tempDir, "test.log")
content, err := os.ReadFile(logPath)
if err != nil {
t.Fatalf("Failed to read log file: %v", err)
}
output := string(content)
if !strings.Contains(output, "INFO test message") {
t.Error("Expected info message in log file")
}
if !strings.Contains(output, "ERROR error message with formatting") {
t.Error("Expected formatted error message in log file")
}
})
t.Run("log rotation", func(t *testing.T) {
// 写入大量数据触发轮转
longMessage := strings.Repeat("a", 200)
for i := 0; i < 10; i++ {
logger.Info("Long message %d: %s", i, longMessage)
}
// 检查是否创建了备份文件
logPath := filepath.Join(tempDir, "test.log")
backupPath := filepath.Join(tempDir, "test.log.1")
if _, err := os.Stat(logPath); os.IsNotExist(err) {
t.Error("Main log file should exist")
}
if _, err := os.Stat(backupPath); os.IsNotExist(err) {
t.Error("Backup log file should exist after rotation")
}
})
}
func TestMultiLogger(t *testing.T) {
var buf1, buf2 bytes.Buffer
logger1 := NewConsoleLogger(&buf1)
logger2 := NewConsoleLogger(&buf2)
multiLogger := NewMultiLogger(logger1, logger2)
multiLogger.SetLevel(INFO)
multiLogger.Info("test message")
multiLogger.Error("error message")
// 检查两个logger都收到了消息
output1 := buf1.String()
output2 := buf2.String()
if !strings.Contains(output1, "INFO test message") {
t.Error("Expected info message in first logger")
}
if !strings.Contains(output1, "ERROR error message") {
t.Error("Expected error message in first logger")
}
if !strings.Contains(output2, "INFO test message") {
t.Error("Expected info message in second logger")
}
if !strings.Contains(output2, "ERROR error message") {
t.Error("Expected error message in second logger")
}
}
func TestFileLoggerRotation(t *testing.T) {
tempDir := t.TempDir()
config := &LoggerConfig{
Level: DEBUG,
MaxSize: 100, // Very small for testing
MaxBackups: 2,
LogDir: tempDir,
Filename: "rotation_test.log",
}
logger, err := NewFileLogger(config)
if err != nil {
t.Fatalf("Failed to create file logger: %v", err)
}
defer logger.Close()
// 写入足够的数据触发多次轮转
for i := 0; i < 20; i++ {
logger.Info("Message %d: %s", i, strings.Repeat("x", 50))
}
// 检查文件存在性
logPath := filepath.Join(tempDir, "rotation_test.log")
backup1Path := filepath.Join(tempDir, "rotation_test.log.1")
backup2Path := filepath.Join(tempDir, "rotation_test.log.2")
backup3Path := filepath.Join(tempDir, "rotation_test.log.3")
if _, err := os.Stat(logPath); os.IsNotExist(err) {
t.Error("Main log file should exist")
}
if _, err := os.Stat(backup1Path); os.IsNotExist(err) {
t.Error("First backup should exist")
}
if _, err := os.Stat(backup2Path); os.IsNotExist(err) {
t.Error("Second backup should exist")
}
// 第三个备份不应该存在MaxBackups=2
if _, err := os.Stat(backup3Path); !os.IsNotExist(err) {
t.Error("Third backup should not exist (exceeds MaxBackups)")
}
}
func TestGlobalLoggerFunctions(t *testing.T) {
// 这个测试比较简单主要确保全局函数不会panic
Debug("debug message")
Info("info message")
Warn("warn message")
Error("error message")
SetLevel(ERROR)
// 这些调用不应该panic
Debug("filtered debug")
Info("filtered info")
Error("visible error")
}
func TestFileLoggerErrorHandling(t *testing.T) {
t.Run("invalid directory", func(t *testing.T) {
// 使用一个真正无效的路径
config := &LoggerConfig{
Level: INFO,
MaxSize: 1024,
MaxBackups: 3,
LogDir: string([]byte{0}), // 无效的路径字符
Filename: "test.log",
}
_, err := NewFileLogger(config)
if err == nil {
t.Error("Expected error when creating logger with invalid directory")
}
})
}
func TestLoggerFormatting(t *testing.T) {
var buf bytes.Buffer
logger := NewConsoleLogger(&buf)
logger.SetLevel(DEBUG)
// 测试时间戳格式
logger.Info("test message")
output := buf.String()
lines := strings.Split(strings.TrimSpace(output), "\n")
if len(lines) == 0 {
t.Fatal("Expected at least one log line")
}
// 检查格式:[HH:MM:SS] LEVEL message
line := lines[0]
if !strings.Contains(line, "INFO test message") {
t.Errorf("Expected 'INFO test message' in output, got: %s", line)
}
// 检查时间戳格式(简单检查)
if !strings.HasPrefix(line, "[") {
t.Error("Expected log line to start with timestamp in brackets")
}
}