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<?php
/**
 * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
 * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
 * SPDX-License-Identifier: AGPL-3.0-only
 */

namespace Test;

use OCP\ICache;

class FileChunkingTest extends \Test\TestCase {
	public function dataIsComplete() {
		return [
			[1, [], false],
			[1, [0], true],
			[2, [], false],
			[2, [0], false],
			[2, [1], false],
			[2, [0,1], true],
			[10, [], false],
			[10, [0,1,2,3,4,5,6,7,8], false],
			[10, [1,2,3,4,5,6,7,8,9], false],
			[10, [0,1,2,3,5,6,7,8,9], false],
			[10, [0,1,2,3,4,5,6,7,8,9], true],
		];
	}

	/**
	 * @dataProvider dataIsComplete
	 * @param $total
	 * @param array $present
	 * @param $expected
	 */
	public function testIsComplete($total, array $present, $expected) {
		$fileChunking = $this->getMockBuilder(\OC_FileChunking::class)
			->setMethods(['getCache'])
			->setConstructorArgs([[
				'name' => 'file',
				'transferid' => '42',
				'chunkcount' => $total,
			]])
			->getMock();

		$cache = $this->createMock(ICache::class);

		$cache->expects($this->atLeastOnce())
			->method('hasKey')
			->willReturnCallback(function ($key) use ($present) {
				$data = explode('-', $key);
				return in_array($data[3], $present);
			});

		$fileChunking->method('getCache')->willReturn($cache);

		$this->assertEquals($expected, $fileChunking->isComplete());
	}
}