SimplePaginationTest.php

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<?php
 
declare(strict_types=1);
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Core\Tests\Unit\Pagination;
 
use PHPUnit\Framework\Attributes\Test;
use ‪TYPO3\CMS\Core\Pagination\ArrayPaginator;
use ‪TYPO3\CMS\Core\Pagination\SimplePagination;
use TYPO3\TestingFramework\Core\Unit\UnitTestCase;
 
final class ‪SimplePaginationTest extends UnitTestCase
{
    protected ‪$paginator = [];
 
    protected function ‪setUp(): void
    {
        parent::setUp();
 
        $this->paginator = new ‪ArrayPaginator(range(1, 14, 1));
    }
 
    #[Test]
    public function ‪checkSimplePaginationWithAPaginatorWithDefaultSettings(): void
    {
        $pagination = new ‪SimplePagination($this->paginator);
 
        self::assertSame(1, $pagination->getStartRecordNumber());
        self::assertSame(10, $pagination->getEndRecordNumber());
        self::assertSame(1, $pagination->getFirstPageNumber());
        self::assertSame(2, $pagination->getLastPageNumber());
        self::assertNull($pagination->getPreviousPageNumber());
        self::assertSame(2, $pagination->getNextPageNumber());
        self::assertSame([1, 2], $pagination->getAllPageNumbers());
    }
 
    #[Test]
    public function ‪checkSimplePaginationWithAnIncreasedCurrentPageNumber(): void
    {
        ‪$paginator = $this->paginator
            ->withCurrentPageNumber(2)
        ;
 
        $pagination = new ‪SimplePagination(‪$paginator);
 
        self::assertSame(11, $pagination->getStartRecordNumber());
        self::assertSame(14, $pagination->getEndRecordNumber());
        self::assertSame(1, $pagination->getFirstPageNumber());
        self::assertSame(2, $pagination->getLastPageNumber());
        self::assertSame(1, $pagination->getPreviousPageNumber());
        self::assertNull($pagination->getNextPageNumber());
        self::assertSame([1, 2], $pagination->getAllPageNumbers());
    }
 
    #[Test]
    public function ‪checkSimplePaginationWithAnIncreasedCurrentPageNumberAndItemsPerPage(): void
    {
        ‪$paginator = $this->paginator
            ->withItemsPerPage(3)
            ->withCurrentPageNumber(2)
        ;
        $pagination = new ‪SimplePagination(‪$paginator);
 
        self::assertSame(4, $pagination->getStartRecordNumber());
        self::assertSame(6, $pagination->getEndRecordNumber());
        self::assertSame(1, $pagination->getFirstPageNumber());
        self::assertSame(5, $pagination->getLastPageNumber());
        self::assertSame(1, $pagination->getPreviousPageNumber());
        self::assertSame(3, $pagination->getNextPageNumber());
        self::assertSame([1, 2, 3, 4, 5], $pagination->getAllPageNumbers());
    }
 
    #[Test]
    public function ‪checkPaginationWithAPaginatorThatOnlyHasOnePage(): void
    {
        ‪$paginator = $this->paginator
            ->withItemsPerPage(50)
        ;
        $pagination = new ‪SimplePagination(‪$paginator);
 
        self::assertSame(1, $pagination->getStartRecordNumber());
        self::assertSame(14, $pagination->getEndRecordNumber());
        self::assertSame(1, $pagination->getFirstPageNumber());
        self::assertSame(1, $pagination->getLastPageNumber());
        self::assertNull($pagination->getPreviousPageNumber());
        self::assertNull($pagination->getNextPageNumber());
        self::assertSame([1], $pagination->getAllPageNumbers());
    }
 
    #[Test]
    public function ‪checkPaginatorWithOutOfBoundsCurrentPage(): void
    {
        ‪$paginator = $this->paginator
            ->withItemsPerPage(5)
            ->withCurrentPageNumber(100)
        ;
        $pagination = new ‪SimplePagination(‪$paginator);
 
        self::assertSame(11, $pagination->getStartRecordNumber());
        self::assertSame(14, $pagination->getEndRecordNumber());
        self::assertSame(3, ‪$paginator->getCurrentPageNumber());
        self::assertSame(1, $pagination->getFirstPageNumber());
        self::assertSame(2, $pagination->getPreviousPageNumber());
        self::assertNull($pagination->getNextPageNumber());
        self::assertSame(3, $pagination->getLastPageNumber());
        self::assertSame([1, 2, 3], $pagination->getAllPageNumbers());
    }
}