package runtimelogs

import (
	"testing"

	"evobgp/internal/store"
)

func TestPolicyFromSettingsDefaults(t *testing.T) {
	p := PolicyFromSettings(nil)
	if p.Enabled {
		t.Fatal("expected disabled by default")
	}
	if p.MaxFileBytes != int64(DefaultMaxFileMB)*1024*1024 {
		t.Fatalf("max bytes=%d", p.MaxFileBytes)
	}
	if p.Schedule != DefaultSchedule {
		t.Fatalf("schedule=%q", p.Schedule)
	}
	if p.Mode != store.RuntimeLogCleanupTruncate {
		t.Fatalf("mode=%q", p.Mode)
	}
}

func TestClampMaxFileMB(t *testing.T) {
	if ClampMaxFileMB(0) != DefaultMaxFileMB {
		t.Fatal("zero should default")
	}
	if ClampMaxFileMB(999) != 512 {
		t.Fatal("cap 512")
	}
}

func TestValidateRuntimeLogsSettingsPatch(t *testing.T) {
	body := map[string]any{
		KeyAutoEnabled:  true,
		KeyMaxFileMB:    64,
		KeyAutoSchedule: "0 3 * * *",
		KeyAutoMode:     "truncate",
	}
	if !ValidateRuntimeLogsSettingsPatch(body) {
		t.Fatal("expected valid patch")
	}
	if body[KeyMaxFileMB] != 64 {
		t.Fatalf("max mb=%v", body[KeyMaxFileMB])
	}

	bad := map[string]any{KeyAutoSchedule: "not a cron"}
	if ValidateRuntimeLogsSettingsPatch(bad) {
		t.Fatal("expected invalid cron")
	}
}

func TestValidAutoSchedule(t *testing.T) {
	if !ValidAutoSchedule("0 */6 * * *") {
		t.Fatal("expected valid schedule")
	}
	if ValidAutoSchedule("invalid") {
		t.Fatal("expected invalid schedule")
	}
}