Files
config/cmd/main.go

257 lines
8.4 KiB
Go

// Test program for the config package
package main
import (
"fmt"
"github.com/LixenWraith/config"
"os"
"path/filepath"
)
// LogConfig represents logging configuration parameters
type LogConfig struct {
// Basic settings
Level int64 `toml:"level"`
Name string `toml:"name"`
Directory string `toml:"directory"`
Format string `toml:"format"` // "txt" or "json"
Extension string `toml:"extension"`
// Formatting
ShowTimestamp bool `toml:"show_timestamp"`
ShowLevel bool `toml:"show_level"`
// Buffer and size limits
BufferSize int64 `toml:"buffer_size"` // Channel buffer size
MaxSizeMB int64 `toml:"max_size_mb"` // Max size per log file
MaxTotalSizeMB int64 `toml:"max_total_size_mb"` // Max total size of all logs in dir
MinDiskFreeMB int64 `toml:"min_disk_free_mb"` // Minimum free disk space required
// Timers
FlushIntervalMs int64 `toml:"flush_interval_ms"` // Interval for flushing file buffer
TraceDepth int64 `toml:"trace_depth"` // Default trace depth (0-10)
RetentionPeriodHrs float64 `toml:"retention_period_hrs"` // Hours to keep logs (0=disabled)
RetentionCheckMins float64 `toml:"retention_check_mins"` // How often to check retention
// Disk check settings
DiskCheckIntervalMs int64 `toml:"disk_check_interval_ms"` // Base interval for disk checks
EnableAdaptiveInterval bool `toml:"enable_adaptive_interval"` // Adjust interval based on log rate
MinCheckIntervalMs int64 `toml:"min_check_interval_ms"` // Minimum adaptive interval
MaxCheckIntervalMs int64 `toml:"max_check_interval_ms"` // Maximum adaptive interval
}
func main() {
// Create a temporary file path for our test
tempDir := os.TempDir()
configPath := filepath.Join(tempDir, "logconfig_test.toml")
// Clean up any existing file from previous runs
os.Remove(configPath)
fmt.Println("=== LogConfig Test Program ===")
fmt.Printf("Using temporary config file: %s\n\n", configPath)
// Initialize the Config instance
cfg := config.New()
// Register default values for all LogConfig fields
registerLogConfigDefaults(cfg)
// Load the configuration (will use defaults since file doesn't exist yet)
exists, err := cfg.Load(configPath, nil)
if err != nil {
fmt.Printf("Error loading config: %v\n", err)
os.Exit(1)
}
fmt.Printf("Config file exists: %v (expected: false)\n", exists)
// Unmarshal into LogConfig struct
var logConfig LogConfig
err = cfg.UnmarshalSubtree("log", &logConfig)
if err != nil {
fmt.Printf("Error unmarshaling config: %v\n", err)
os.Exit(1)
}
// Print current values
fmt.Println("\n=== Default Configuration Values ===")
printLogConfig(logConfig)
// Modify some values
fmt.Println("\n=== Modifying Configuration Values ===")
fmt.Println("Changing:")
fmt.Println(" - level: 1 → 2")
fmt.Println(" - name: default_logger → modified_logger")
fmt.Println(" - format: txt → json")
fmt.Println(" - max_size_mb: 10 → 50")
fmt.Println(" - retention_period_hrs: 24.0 → 72.0")
fmt.Println(" - enable_adaptive_interval: false → true")
cfg.Set("log.level", int64(2))
cfg.Set("log.name", "modified_logger")
cfg.Set("log.format", "json")
cfg.Set("log.max_size_mb", int64(50))
cfg.Set("log.retention_period_hrs", 72.0)
cfg.Set("log.enable_adaptive_interval", true)
// Save the configuration
err = cfg.Save(configPath)
if err != nil {
fmt.Printf("Error saving config: %v\n", err)
os.Exit(1)
}
fmt.Printf("\nSaved configuration to: %s\n", configPath)
// Read the file to verify it contains the expected values
fileBytes, err := os.ReadFile(configPath)
if err != nil {
fmt.Printf("Error reading config file: %v\n", err)
os.Exit(1)
}
fmt.Println("\n=== Generated TOML File Contents ===")
fmt.Println(string(fileBytes))
// Load the config again to verify it can be read back correctly
exists, err = cfg.Load(configPath, nil)
if err != nil {
fmt.Printf("Error reloading config: %v\n", err)
os.Exit(1)
}
fmt.Printf("\nConfig file exists: %v (expected: true)\n", exists)
// Unmarshal into a new LogConfig to verify loaded values
var loadedConfig LogConfig
err = cfg.UnmarshalSubtree("log", &loadedConfig)
if err != nil {
fmt.Printf("Error unmarshaling reloaded config: %v\n", err)
os.Exit(1)
}
fmt.Println("\n=== Loaded Configuration Values ===")
printLogConfig(loadedConfig)
// Verify specific values were changed correctly
fmt.Println("\n=== Verification ===")
verifyConfig(loadedConfig)
// Clean up
os.Remove(configPath)
fmt.Println("\nCleanup: Temporary file removed.")
fmt.Println("\n=== Test Complete ===")
}
// registerLogConfigDefaults registers all default values for the LogConfig struct
func registerLogConfigDefaults(cfg *config.Config) {
fmt.Println("Registering default values...")
// Basic settings
cfg.Register("log.level", int64(1))
cfg.Register("log.name", "default_logger")
cfg.Register("log.directory", "./logs")
cfg.Register("log.format", "txt")
cfg.Register("log.extension", ".log")
// Formatting
cfg.Register("log.show_timestamp", true)
cfg.Register("log.show_level", true)
// Buffer and size limits
cfg.Register("log.buffer_size", int64(1000))
cfg.Register("log.max_size_mb", int64(10))
cfg.Register("log.max_total_size_mb", int64(100))
cfg.Register("log.min_disk_free_mb", int64(500))
// Timers
cfg.Register("log.flush_interval_ms", int64(1000))
cfg.Register("log.trace_depth", int64(3))
cfg.Register("log.retention_period_hrs", 24.0)
cfg.Register("log.retention_check_mins", 15.0)
// Disk check settings
cfg.Register("log.disk_check_interval_ms", int64(60000))
cfg.Register("log.enable_adaptive_interval", false)
cfg.Register("log.min_check_interval_ms", int64(5000))
cfg.Register("log.max_check_interval_ms", int64(300000))
}
// printLogConfig prints the values of a LogConfig struct
func printLogConfig(cfg LogConfig) {
fmt.Println("Basic settings:")
fmt.Printf(" - Level: %d\n", cfg.Level)
fmt.Printf(" - Name: %s\n", cfg.Name)
fmt.Printf(" - Directory: %s\n", cfg.Directory)
fmt.Printf(" - Format: %s\n", cfg.Format)
fmt.Printf(" - Extension: %s\n", cfg.Extension)
fmt.Println("Formatting:")
fmt.Printf(" - ShowTimestamp: %t\n", cfg.ShowTimestamp)
fmt.Printf(" - ShowLevel: %t\n", cfg.ShowLevel)
fmt.Println("Buffer and size limits:")
fmt.Printf(" - BufferSize: %d\n", cfg.BufferSize)
fmt.Printf(" - MaxSizeMB: %d\n", cfg.MaxSizeMB)
fmt.Printf(" - MaxTotalSizeMB: %d\n", cfg.MaxTotalSizeMB)
fmt.Printf(" - MinDiskFreeMB: %d\n", cfg.MinDiskFreeMB)
fmt.Println("Timers:")
fmt.Printf(" - FlushIntervalMs: %d\n", cfg.FlushIntervalMs)
fmt.Printf(" - TraceDepth: %d\n", cfg.TraceDepth)
fmt.Printf(" - RetentionPeriodHrs: %.1f\n", cfg.RetentionPeriodHrs)
fmt.Printf(" - RetentionCheckMins: %.1f\n", cfg.RetentionCheckMins)
fmt.Println("Disk check settings:")
fmt.Printf(" - DiskCheckIntervalMs: %d\n", cfg.DiskCheckIntervalMs)
fmt.Printf(" - EnableAdaptiveInterval: %t\n", cfg.EnableAdaptiveInterval)
fmt.Printf(" - MinCheckIntervalMs: %d\n", cfg.MinCheckIntervalMs)
fmt.Printf(" - MaxCheckIntervalMs: %d\n", cfg.MaxCheckIntervalMs)
}
// verifyConfig checks if the modified values were set correctly
func verifyConfig(cfg LogConfig) {
allCorrect := true
// Check each modified value
if cfg.Level != 2 {
fmt.Printf("ERROR: Level is %d, expected 2\n", cfg.Level)
allCorrect = false
}
if cfg.Name != "modified_logger" {
fmt.Printf("ERROR: Name is %s, expected 'modified_logger'\n", cfg.Name)
allCorrect = false
}
if cfg.Format != "json" {
fmt.Printf("ERROR: Format is %s, expected 'json'\n", cfg.Format)
allCorrect = false
}
if cfg.MaxSizeMB != 50 {
fmt.Printf("ERROR: MaxSizeMB is %d, expected 50\n", cfg.MaxSizeMB)
allCorrect = false
}
if cfg.RetentionPeriodHrs != 72.0 {
fmt.Printf("ERROR: RetentionPeriodHrs is %.1f, expected 72.0\n", cfg.RetentionPeriodHrs)
allCorrect = false
}
if !cfg.EnableAdaptiveInterval {
fmt.Printf("ERROR: EnableAdaptiveInterval is %t, expected true\n", cfg.EnableAdaptiveInterval)
allCorrect = false
}
// Check that unmodified values retained their defaults
if cfg.Directory != "./logs" {
fmt.Printf("ERROR: Directory changed to %s, expected './logs'\n", cfg.Directory)
allCorrect = false
}
if cfg.BufferSize != 1000 {
fmt.Printf("ERROR: BufferSize changed to %d, expected 1000\n", cfg.BufferSize)
allCorrect = false
}
if allCorrect {
fmt.Println("SUCCESS: All configuration values match expected values!")
} else {
fmt.Println("FAILURE: Some configuration values don't match expected values!")
}
}