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FunctionsTest.php
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FunctionsTest.php
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<?php
declare(strict_types=1);
/*
* @copyright 2021 Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @author 2021 Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace OCA\Mail\Tests\Unit;
use ChristophWurst\Nextcloud\Testing\TestCase;
use Horde_Imap_Client_Ids;
use function OCA\Mail\array_flat_map;
use function OCA\Mail\chunk_uid_sequence;
class FunctionsTest extends TestCase {
public function testFlatMapEmpty(): void {
$map = function () {
};
$result = array_flat_map($map, []);
self::assertEmpty($result);
}
public function testFlatMap(): void {
$double = function ($x) {
return [$x, $x];
};
$data = [
1,
2,
3,
];
$result = array_flat_map($double, $data);
self::assertEquals(
[
1,
1,
2,
2,
3,
3,
],
$result
);
}
public function testChunkEmptyUidRange(): void {
$uids = [];
$chunks = chunk_uid_sequence($uids, 100);
self::assertEquals([], $chunks);
}
public function testChunkShortByteRange(): void {
$uids = [100, 101]; // 100:101 -> 7 chars
$chunks = chunk_uid_sequence($uids, 10);
self::assertEquals([
new Horde_Imap_Client_Ids('100:101'),
], $chunks);
}
public function testChunkLongByteRange(): void {
$uids = [100, 101, 103, 105, 106, 201, 203, 204]; // 100:101, 103, 105:106, 201, 203:2.3 -> 35 chars
$chunks = chunk_uid_sequence($uids, 10);
self::assertEquals([
new Horde_Imap_Client_Ids('100:101'),
new Horde_Imap_Client_Ids('103, 105'),
new Horde_Imap_Client_Ids('106, 201'),
new Horde_Imap_Client_Ids('203:204'),
], $chunks);
}
}