package config

import (
	"testing"
	"time"
)

func TestLoadDevelopmentDefaults(t *testing.T) {
	for _, name := range []string{
		"SCOUT_ENV", "SCOUT_ADDR", "SCOUT_DATA_DIR", "SCOUT_PUBLIC_URL",
		"SCOUT_ADMIN_EMAIL", "SCOUT_ADMIN_NAME", "SCOUT_ADMIN_PASSWORD",
		"SCOUT_DEVELOPER_TOKEN", "SCOUT_ALLOWED_ORIGINS", "SCOUT_ALLOWED_HOSTS",
		"SCOUT_FORCE_HTTPS", "SCOUT_TRUST_PROXY", "SCOUT_SESSION_DURATION",
		"SCOUT_MAX_UPLOAD_BYTES", "SCOUT_RATE_LIMIT_PER_MINUTE", "SCOUT_LOG_LEVEL",
		"SCOUT_SMTP_HOST", "SCOUT_SMTP_FROM",
	} {
		t.Setenv(name, "")
	}
	cfg, err := Load()
	if err != nil {
		t.Fatal(err)
	}
	if cfg.Environment != "development" || cfg.SessionDuration != 24*time.Hour || cfg.MaxUploadBytes != 512<<20 {
		t.Fatalf("开发环境默认配置错误: %+v", cfg)
	}
	if !cfg.AllowLegacyToken {
		t.Fatal("开发环境默认应兼容旧版开发者令牌")
	}
}

func TestLoadProductionRequiresDeploymentSettings(t *testing.T) {
	t.Setenv("SCOUT_ENV", "production")
	if _, err := Load(); err == nil {
		t.Fatal("生产环境缺少安全配置时不应启动")
	}
}

func TestLoadProductionWithDeploymentSettings(t *testing.T) {
	t.Setenv("SCOUT_ENV", "production")
	t.Setenv("SCOUT_ADMIN_EMAIL", "admin@example.com")
	t.Setenv("SCOUT_ADMIN_PASSWORD", "a-strong-production-password")
	t.Setenv("SCOUT_PUBLIC_URL", "https://packages.example.com")
	t.Setenv("SCOUT_ALLOWED_ORIGINS", "https://packages.example.com")
	t.Setenv("SCOUT_ALLOWED_HOSTS", "packages.example.com")
	t.Setenv("SCOUT_SMTP_HOST", "smtp.example.com")
	t.Setenv("SCOUT_SMTP_FROM", "Scout <noreply@example.com>")
	t.Setenv("SCOUT_ALLOW_LEGACY_TOKEN", "false")
	cfg, err := Load()
	if err != nil {
		t.Fatal(err)
	}
	if cfg.AllowLegacyToken {
		t.Fatal("生产环境默认不应启用兼容令牌")
	}
	if !cfg.ForceHTTPS || cfg.TrustProxy {
		t.Fatal("生产环境 HTTPS 默认配置错误")
	}
}