// Package logging tests — behavioral tests for ServiceLogger.
// Since ServiceLogger delegates to ja4common/logger.ComponentLogger,
// we test behavior (no-panic, interface satisfaction, level filtering)
// rather than internal output buffering.
package logging_test

import (
"testing"

"github.com/antitbone/ja4/sentinel/api"
"github.com/antitbone/ja4/sentinel/internal/logging"
)

func TestNewServiceLogger_NonNil(t *testing.T) {
logger := logging.NewServiceLogger("info")
if logger == nil {
t.Fatal("expected non-nil logger")
}
}

func TestServiceLogger_ImplementsApiLogger(t *testing.T) {
logger := logging.NewServiceLogger("debug")
var _ api.Logger = logger // compile-time check
}

func TestServiceLogger_AllLevels_NoPanic(t *testing.T) {
levels := []string{"debug", "info", "warn", "error", "invalid"}
for _, level := range levels {
t.Run(level, func(t *testing.T) {
logger := logging.NewServiceLogger(level)
logger.Debug("comp", "debug msg", map[string]string{"k": "v"})
logger.Info("comp", "info msg", nil)
logger.Warn("comp", "warn msg", map[string]string{"x": "y"})
logger.Error("comp", "error msg", nil)
})
}
}

func TestServiceLogger_WithDetails(t *testing.T) {
logger := logging.NewServiceLogger("debug")
details := map[string]string{"error": "test error", "trace_id": "abc123"}
logger.Info("service", "test message", details)
}

func TestServiceLogger_NilDetails(t *testing.T) {
logger := logging.NewServiceLogger("debug")
logger.Info("service", "test message", nil)
}

func TestServiceLogger_ConcurrentLogging(t *testing.T) {
logger := logging.NewServiceLogger("debug")
done := make(chan bool)
for i := 0; i < 10; i++ {
go func(id int) {
logger.Info("service", "concurrent message", map[string]string{"id": string(rune('0'+id))})
done <- true
}(i)
}
for i := 0; i < 10; i++ {
<-done
}
}

func TestLoggerFactory(t *testing.T) {
factory := &logging.LoggerFactory{}
levels := []string{"debug", "info", "warn", "error"}
for _, level := range levels {
t.Run(level, func(t *testing.T) {
logger := factory.NewLogger(level)
if logger == nil {
t.Fatalf("NewLogger(%q) returned nil", level)
}
})
}
logger := factory.NewDefaultLogger()
if logger == nil {
t.Fatal("NewDefaultLogger() returned nil")
}
}