package secret

import (
	"fmt"
	"path/filepath"
	"testing"
	"time"

	"github.com/spf13/afero"
	"github.com/stretchr/testify/require"
)

func TestGenerateVersionNameMaxSerial(t *testing.T) {
	t.Parallel()

	fs := afero.NewMemMapFs()
	secretDir := "/test/secret"
	versionsDir := filepath.Join(secretDir, "versions")

	// Create 999 versions
	today := time.Now().Format("20060102")
	for i := 1; i <= 999; i++ {
		versionName := fmt.Sprintf("%s.%03d", today, i)
		err := fs.MkdirAll(filepath.Join(versionsDir, versionName), 0o755)
		require.NoError(t, err)
	}

	// Try to create one more - should fail
	_, err := GenerateVersionName(fs, secretDir)
	require.ErrorIs(t, err, errMaxVersionsPerDay)
}