Contao\CoreBundle\Test\Contao\PictureTest::testGetTemplateDataWithSources PHP Method

    public function testGetTemplateDataWithSources()
    {
        $picture = new Picture(new \File('dummy.jpg'));
        $picture->setImageSize((object) ['width' => 100, 'height' => 100, 'resizeMode' => 'crop', 'zoom' => 0]);
        $picture->setImageSizeItems([(object) ['width' => 50, 'height' => 50, 'resizeMode' => 'crop', 'zoom' => 0, 'media' => '(max-width: 900px)'], (object) ['width' => 25, 'height' => 25, 'resizeMode' => 'crop', 'zoom' => 0, 'media' => '(max-width: 600px)']]);
        $pictureData = $picture->getTemplateData();
        $this->assertEquals(100, $pictureData['img']['width']);
        $this->assertEquals(100, $pictureData['img']['height']);
        $this->assertEquals($pictureData['img']['src'], $pictureData['img']['srcset'], 'Attributes src and srcset should be equal');
        $this->assertEquals(50, $pictureData['sources'][0]['width']);
        $this->assertEquals(50, $pictureData['sources'][0]['height']);
        $this->assertEquals('(max-width: 900px)', $pictureData['sources'][0]['media']);
        $this->assertEquals($pictureData['sources'][0]['src'], $pictureData['sources'][0]['srcset'], 'Attributes src and srcset should be equal');
        $this->assertEquals(25, $pictureData['sources'][1]['width']);
        $this->assertEquals(25, $pictureData['sources'][1]['height']);
        $this->assertEquals('(max-width: 600px)', $pictureData['sources'][1]['media']);
        $this->assertEquals($pictureData['sources'][1]['src'], $pictureData['sources'][1]['srcset'], 'Attributes src and srcset should be equal');
    }