/** * Tests the setSize() method. */ public function testSetSize() { $config = new PictureConfiguration(); $configItem = $this->getMock('Contao\\Image\\PictureConfigurationItemInterface'); $this->assertInstanceOf('Contao\\Image\\PictureConfigurationItemInterface', $config->getSize()); $this->assertSame($config, $config->setSize($configItem)); $this->assertSame($configItem, $config->getSize()); }