PhpFrontendTest.php

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<?php
namespace TYPO3\CMS\Core\Tests\Unit\Cache\Frontend;

/*
 * 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!
 */
use TYPO3\CMS\Core\Cache\Exception\InvalidDataException;

class PhpFrontendTest extends \TYPO3\TestingFramework\Core\Unit\UnitTestCase
{
    public function setChecksIfTheIdentifierIsValid()
    {
        $this->expectException(\InvalidArgumentException::class);
        $this->expectExceptionCode(1233057566);

        $cache = $this->getMockBuilder(\TYPO3\CMS\Core\Cache\Frontend\StringFrontend::class)
            ->setMethods(['isValidEntryIdentifier'])
            ->disableOriginalConstructor()
            ->getMock();
        $cache->expects($this->once())->method('isValidEntryIdentifier')->with('foo')->will($this->returnValue(false));
        $cache->set('foo', 'bar');
    }

    public function setPassesPhpSourceCodeTagsAndLifetimeToBackend()
    {
        $originalSourceCode = 'return "hello world!";';
        $modifiedSourceCode = '<?php' . chr(10) . $originalSourceCode . chr(10) . '#';
        $mockBackend = $this->createMock(\TYPO3\CMS\Core\Cache\Backend\PhpCapableBackendInterface::class);
        $mockBackend->expects($this->once())->method('set')->with('Foo-Bar', $modifiedSourceCode, ['tags'], 1234);
        $cache = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Core\Cache\Frontend\PhpFrontend::class, 'PhpFrontend', $mockBackend);
        $cache->set('Foo-Bar', $originalSourceCode, ['tags'], 1234);
    }

    public function setThrowsInvalidDataExceptionOnNonStringValues()
    {
        $this->expectException(InvalidDataException::class);
        $this->expectExceptionCode(1264023824);

        $cache = $this->getMockBuilder(\TYPO3\CMS\Core\Cache\Frontend\PhpFrontend::class)
            ->setMethods(['dummy'])
            ->disableOriginalConstructor()
            ->getMock();
        $cache->set('Foo-Bar', []);
    }

    public function requireOnceCallsTheBackendsRequireOnceMethod()
    {
        $mockBackend = $this->createMock(\TYPO3\CMS\Core\Cache\Backend\PhpCapableBackendInterface::class);
        $mockBackend->expects($this->once())->method('requireOnce')->with('Foo-Bar')->will($this->returnValue('hello world!'));
        $cache = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Core\Cache\Frontend\PhpFrontend::class, 'PhpFrontend', $mockBackend);
        $result = $cache->requireOnce('Foo-Bar');
        $this->assertSame('hello world!', $result);
    }
}