<?php

use PHPUnit\Framework\TestCase;

/**
 * Tests for modules-available/rebootcontrol/inc/sshkey.inc.php
 *
 */
class SSHKeyTest extends TestCase
{
    protected function setUp(): void
    {
        Database::resetSchema(); // not strictly needed here
        Property::reset();
        $_GET = $_POST = $_REQUEST = [];
        require_once __DIR__ . '/../../../modules-available/rebootcontrol/inc/sshkey.inc.php';
    }

    public function testGetPrivateKeyUsesExistingAndDoesNotRegen(): void
    {
        $existing = "-----BEGIN PRIVATE KEY-----\nTESTKEY\n-----END PRIVATE KEY-----\n";
        Property::set('rebootcontrol-private-key', $existing);
        $regen = null;
        $key = SSHKey::getPrivateKey($regen);
        $this->assertSame($existing, $key);
        $this->assertFalse($regen);
    }

    public function testGeneratePrivateAndPublicKeyWithOpenSSLIfAvailable(): void
    {
        if (!function_exists('openssl_pkey_new')) {
            $this->markTestSkipped('OpenSSL not available in this environment');
        }
        Property::reset();
        $regen = null;
        $priv = SSHKey::getPrivateKey($regen);
        $this->assertNotNull($priv);
        $this->assertTrue($regen);
        $this->assertStringContainsString('BEGIN', $priv);

        $pub = SSHKey::getPublicKey();
        $this->assertNotNull($pub);
        $this->assertStringStartsWith('ssh-rsa ', $pub);
    }
}