CropViewHelperTest.php

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<?php
namespace TYPO3\CMS\Fluid\Tests\Unit\ViewHelpers\Format;

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use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Fluid\Core\Rendering\RenderingContext;
use TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer;

class CropViewHelperTest extends \TYPO3\CMS\Core\Tests\UnitTestCase
{
    protected $viewHelper;

    protected $mockContentObject;

    protected function setUp()
    {
        parent::setUp();
        $this->mockContentObject = $this->getMock(ContentObjectRenderer::class, [], [], '', false);
        $this->viewHelper = $this->getMock(\TYPO3\CMS\Fluid\ViewHelpers\Format\CropViewHelper::class, ['renderChildren']);

        $renderingContext = $this->getMock(RenderingContext::class);
        $this->viewHelper->setRenderingContext($renderingContext);
        $this->viewHelper->expects($this->once())->method('renderChildren')->will($this->returnValue('Some Content'));
    }

    public function viewHelperCallsCropHtmlByDefault()
    {
        $this->mockContentObject->expects($this->once())->method('cropHTML')->with('Some Content', '123|...|1')->will($this->returnValue('Cropped Content'));
        GeneralUtility::addInstance(ContentObjectRenderer::class, $this->mockContentObject);
        $actualResult = $this->viewHelper->render(123);
        $this->assertEquals('Cropped Content', $actualResult);
    }

    public function viewHelperCallsCropHtmlByDefault2()
    {
        $this->mockContentObject->expects($this->once())->method('cropHTML')->with('Some Content', '-321|custom suffix|1')->will($this->returnValue('Cropped Content'));
        GeneralUtility::addInstance(ContentObjectRenderer::class, $this->mockContentObject);
        $actualResult = $this->viewHelper->render(-321, 'custom suffix');
        $this->assertEquals('Cropped Content', $actualResult);
    }

    public function respectWordBoundariesCanBeDisabled()
    {
        $this->mockContentObject->expects($this->once())->method('cropHTML')->with('Some Content', '123|...|')->will($this->returnValue('Cropped Content'));
        GeneralUtility::addInstance(ContentObjectRenderer::class, $this->mockContentObject);
        $actualResult = $this->viewHelper->render(123, '...', false);
        $this->assertEquals('Cropped Content', $actualResult);
    }

    public function respectHtmlCanBeDisabled()
    {
        $this->mockContentObject->expects($this->once())->method('crop')->with('Some Content', '123|...|1')->will($this->returnValue('Cropped Content'));
        GeneralUtility::addInstance(ContentObjectRenderer::class, $this->mockContentObject);
        $actualResult = $this->viewHelper->render(123, '...', true, false);
        $this->assertEquals('Cropped Content', $actualResult);
    }
}