VersionedImageTest

Complexity

Total Complexity

5

Size/Duplication

Total Lines	86
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	setUp()	0	28	1
A	tearDown()	0	9	2
A	testVersionChangeResamplesImage()	0	20	1
A	resampleProvider()	0	10	1

<?php
/**
 * @package    silverstripe-versionedfiles
 * @subpackage tests
 */
class VersionedImageTest extends FunctionalTest
{
    protected $usesDatabase = true;

    protected $image;
    
    protected $reference;

    public function setUp()
    {
        parent::setUp();

        $path = ASSETS_PATH . '/test-image.png';
        $referencePath = ASSETS_PATH . '/test-image-reference.png';

        // Create two base images, A and B.
        $first = imagecreatetruecolor(200, 100);
        imagefill($first, 0, 0, imagecolorallocate($first, 0, 0, 0));
        imagepng($first, $path);
        imagepng($first, $referencePath);

        $this->image = new Image();
        $this->image->Filename = 'assets/test-image.png';
        $this->image->write();

        $this->reference = new Image();
        $this->reference->Filename = 'assets/test-image-reference.png';
        $this->reference->write();

        // Add version #2 to image A.
        $second = imagecreatetruecolor(100, 200);
        imagefill($second, 0, 0, imagecolorallocate($first, 255, 255, 255));
        imagepng($second, $path);

        $this->image->createVersion();
    }

    public function tearDown()
    {
        $this->image->delete();
        if ($this->reference) {
            $this->reference->delete();
        }

        parent::tearDown();
    }

    /**
     * Reverting the file should also regenerate all the transformed files.
     * We check this here by applying the transform to both the tested file and the reference file,
     * then reverting and checking if the transform still applies.
     *
     * @dataProvider resampleProvider
     */
    public function testVersionChangeResamplesImage($method, array $arguments)
    {
        // Ensure files exist
        call_user_func_array(array($this->image, $method), $arguments);
        $referenceImage = call_user_func_array(array($this->reference, $method), $arguments);

        $this->image->setVersionNumber(1);
        $this->image->write();

        // Get reference and tested cache name
        $referenceFilename = $referenceImage->getFullPath();
        $testedFilename = str_replace($this->reference->Name, $this->image->Name, $referenceFilename);

        $this->assertNotEquals($testedFilename, $referenceFilename);

The method assertNotEquals() does not seem to exist on object<VersionedImageTest>.

        $this->assertFileEquals(

The method assertFileEquals() does not seem to exist on object<VersionedImageTest>.

            $referenceFilename,
            $testedFilename,
            'Reverting an image version re-applies all transforms already in place.'
        );
    }

    public function resampleProvider()
    {
        return array(
            array('SetSize',      array(50, 50)),
            array('PaddedImage',  array(500, 200, '999999')),
            array('SetWidth',     array(80)),
            array('SetHeight',    array(80)),
            array('SetRatioSize', array(150, 300))
        );
    }
}