LocalPreviewHelperTest.php

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<?php
namespace TYPO3\CMS\Core\Tests\Unit\Resource\Processing;

/*
 * 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\Tests\UnitTestCase;

class LocalPreviewHelperTest extends UnitTestCase {

    public function processProvidesDefaultSizeIfNotConfigured() {
        $file = $this->getMockBuilder('TYPO3\\CMS\\Core\\Resource\\File')
            ->disableOriginalConstructor()
            ->getMock();
        // Use size slightly larger than default size to ensure processing
        $file->expects($this->any())->method('getProperty')->will($this->returnValueMap(array(
            array('width', 65),
            array('height', 65),
        )));

        $task = $this->getMock('TYPO3\\CMS\\Core\\Resource\\Processing\\TaskInterface');
        $task->expects($this->once())->method('getSourceFile')->willReturn($file);
        $task->expects($this->once())->method('getConfiguration')->willReturn(array());

        $localPreviewHelper = $this->getMockBuilder('TYPO3\\CMS\\Core\\Resource\\Processing\\LocalPreviewHelper')
            ->disableOriginalConstructor()
            ->setMethods(array('getTemporaryFilePath', 'generatePreviewFromFile'))
            ->getMock();
        $localPreviewHelper->expects($this->once())->method('getTemporaryFilePath')->willReturn('test/file');
        // Assert that by default 64x64 is used as preview size
        $localPreviewHelper->expects($this->once())->method('generatePreviewFromFile')
            ->with($file, array('width' => 64, 'height' => 64), 'test/file');

        $localPreviewHelper->process($task);
    }

    public function processDoesNotScaleUpImages() {
        $file = $this->getMockBuilder('TYPO3\\CMS\\Core\\Resource\\File')
            ->disableOriginalConstructor()
            ->getMock();
        $file->expects($this->any())->method('getProperty')->will($this->returnValueMap(array(
            array('width', 20),
            array('height', 20),
        )));

        $localPreviewHelper = $this->getMockBuilder('TYPO3\\CMS\\Core\\Resource\\Processing\\LocalPreviewHelper')
            ->disableOriginalConstructor()
            ->setMethods(array('dummy'))
            ->getMock();

        $task = $this->getMock('TYPO3\\CMS\\Core\\Resource\\Processing\\TaskInterface');
        $task->expects($this->once())->method('getSourceFile')->willReturn($file);
        $task->expects($this->once())->method('getConfiguration')->willReturn(array('width' => 30, 'height' => 30));

        $this->assertNull($localPreviewHelper->process($task));
    }

    public function processGeneratesPreviewEvenIfSourceFileHasNoSize() {
        $file = $this->getMockBuilder('TYPO3\\CMS\\Core\\Resource\\File')
            ->disableOriginalConstructor()
            ->getMock();
        $file->expects($this->any())->method('getProperty')->will($this->returnValueMap(array(
            array('width', 0),
            array('height', 0),
        )));

        $task = $this->getMock('TYPO3\\CMS\\Core\\Resource\\Processing\\TaskInterface');
        $task->expects($this->once())->method('getSourceFile')->willReturn($file);
        $task->expects($this->once())->method('getConfiguration')->willReturn(array());

        $localPreviewHelper = $this->getMockBuilder('TYPO3\\CMS\\Core\\Resource\\Processing\\LocalPreviewHelper')
            ->disableOriginalConstructor()
            ->setMethods(array('getTemporaryFilePath', 'generatePreviewFromFile'))
            ->getMock();
        $expectedResult = array('width' => 20, 'height' => 20, 'filePath' => 'test/file');
        $localPreviewHelper->expects($this->once())->method('generatePreviewFromFile')->willReturn($expectedResult);

        $this->assertEquals($expectedResult, $localPreviewHelper->process($task));
    }
}