<?php
/**
 * SPDX-FileCopyrightText: 2019-2024 Nextcloud GmbH and Nextcloud contributors
 * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
 * SPDX-License-Identifier: AGPL-3.0-only
 */
namespace OCA\Files_External\Tests\Storage;

use OCA\Files_External\Lib\Storage\FTP;

/**
 * Class FtpTest
 *
 * @group DB
 *
 * @package OCA\Files_External\Tests\Storage
 */
class FtpTest extends \Test\Files\Storage\Storage {
	private $config;

	protected function setUp(): void {
		parent::setUp();

		$id = $this->getUniqueID();
		$this->config = include('files_external/tests/config.ftp.php');
		if (! is_array($this->config) or ! $this->config['run']) {
			$this->markTestSkipped('FTP backend not configured');
		}
		$rootInstance = new FTP($this->config);
		$rootInstance->mkdir($id);

		$this->config['root'] .= '/' . $id; //make sure we have an new empty folder to work in
		$this->instance = new FTP($this->config);
	}

	protected function tearDown(): void {
		if ($this->instance) {
			$this->instance->rmdir('');
		}
		$this->instance = null;

		parent::tearDown();
	}

	/**
	 * ftp has no proper way to handle spaces at the end of file names
	 */
	public function directoryProvider() {
		return array_filter(parent::directoryProvider(), function ($item) {
			return substr($item[0], -1) !== ' ';
		});
	}


	/**
	 * mtime for folders is only with a minute resolution
	 */
	public function testStat(): void {
		$textFile = \OC::$SERVERROOT . '/tests/data/lorem.txt';
		$ctimeStart = time();
		$this->instance->file_put_contents('/lorem.txt', file_get_contents($textFile));
		$this->assertTrue($this->instance->isReadable('/lorem.txt'));
		$ctimeEnd = time();
		$mTime = $this->instance->filemtime('/lorem.txt');
		$this->assertTrue($this->instance->hasUpdated('/lorem.txt', $ctimeStart - 5));
		$this->assertTrue($this->instance->hasUpdated('/', $ctimeStart - 61));

		// check that ($ctimeStart - 5) <= $mTime <= ($ctimeEnd + 1)
		$this->assertGreaterThanOrEqual(($ctimeStart - 5), $mTime);
		$this->assertLessThanOrEqual(($ctimeEnd + 1), $mTime);
		$this->assertEquals(filesize($textFile), $this->instance->filesize('/lorem.txt'));

		$stat = $this->instance->stat('/lorem.txt');
		//only size and mtime are required in the result
		$this->assertEquals($stat['size'], $this->instance->filesize('/lorem.txt'));
		$this->assertEquals($stat['mtime'], $mTime);

		if ($this->instance->touch('/lorem.txt', 100) !== false) {
			$mTime = $this->instance->filemtime('/lorem.txt');
			$this->assertEquals($mTime, 100);
		}

		$mtimeStart = time();

		$this->instance->unlink('/lorem.txt');
		$this->assertTrue($this->instance->hasUpdated('/', $mtimeStart - 61));
	}
}