// Copyright 2026 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT

package git

import (
	"crypto/ed25519"
	"crypto/rand"
	"encoding/pem"
	"net/url"
	"os"
	"path/filepath"
	"testing"

	"github.com/stretchr/testify/require"
	"golang.org/x/crypto/ssh"
)

func TestGetAuthForURLSupportsEd25519PrivateKey(t *testing.T) {
	_, privateKey, err := ed25519.GenerateKey(rand.Reader)
	require.NoError(t, err)

	block, err := ssh.MarshalPrivateKey(privateKey, "")
	require.NoError(t, err)

	keyFile := filepath.Join(t.TempDir(), "id_ed25519")
	require.NoError(t, os.WriteFile(keyFile, pem.EncodeToMemory(block), 0o600))

	remoteURL, err := url.Parse("ssh://git@example.com/owner/repo")
	require.NoError(t, err)

	auth, err := GetAuthForURL(remoteURL, "", keyFile, nil)
	require.NoError(t, err)
	require.Equal(t, "ssh", auth.Scheme)
	require.Equal(t, keyFile, auth.KeyFile)
}