/**
  * Test getter/setter for maxFileSize property
  */
 public function testGetSetMaxFileSize()
 {
     $this->assertNull($this->attribute->getMaxFileSize());
     // Change value and assert new
     $size = 1.23;
     $this->assertEntity($this->attribute->setMaxFileSize($size));
     $this->assertEquals($size, $this->attribute->getMaxFileSize());
 }
 /**
  * {@inheritdoc}
  */
 public function guessConstraints(AbstractAttribute $attribute)
 {
     $constraints = array();
     $options = array();
     if ($maxSize = $attribute->getMaxFileSize()) {
         if ($maxSize == (int) $maxSize) {
             $maxSize = (int) $maxSize;
             $unit = self::MEGABYTE_UNIT;
         } else {
             $maxSize = intval($maxSize * self::KILOBYTE_MULTIPLIER);
             $unit = self::KILOBYTE_UNIT;
         }
         $options['maxSize'] = sprintf('%d%s', $maxSize, $unit);
     }
     if ($allowedExtensions = $attribute->getAllowedExtensions()) {
         $options['allowedExtensions'] = $allowedExtensions;
     }
     if ($options) {
         $constraints[] = new File($options);
     }
     return $constraints;
 }