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<?php
namespace Drupal\Tests\file\Kernel;
use Drupal\file\Entity\File;
/**
* Tests the functions used to validate uploaded files.
*
* @group file
*/
class ValidatorTest extends FileManagedUnitTestBase {
/**
* An image file.
*
* @var \Drupal\file\FileInterface
*/
protected $image;
/**
* A file which is not an image.
*
* @var \Drupal\file\Entity\File
*/
protected $nonImage;
protected function setUp() {
parent::setUp();
$this->image = File::create();
$this->image->setFileUri('core/misc/druplicon.png');
$this->image->setFilename(drupal_basename($this->image->getFileUri()));
$this->nonImage = File::create();
$this->nonImage->setFileUri('core/assets/vendor/jquery/jquery.min.js');
$this->nonImage->setFilename(drupal_basename($this->nonImage->getFileUri()));
}
/**
* Test the file_validate_extensions() function.
*/
public function testFileValidateExtensions() {
$file = File::create(['filename' => 'asdf.txt']);
$errors = file_validate_extensions($file, 'asdf txt pork');
$this->assertEqual(count($errors), 0, 'Valid extension accepted.', 'File');
$file->setFilename('asdf.txt');
$errors = file_validate_extensions($file, 'exe png');
$this->assertEqual(count($errors), 1, 'Invalid extension blocked.', 'File');
}
/**
* This ensures a specific file is actually an image.
*/
public function testFileValidateIsImage() {
$this->assertTrue(file_exists($this->image->getFileUri()), 'The image being tested exists.', 'File');
$errors = file_validate_is_image($this->image);
$this->assertEqual(count($errors), 0, 'No error reported for our image file.', 'File');
$this->assertTrue(file_exists($this->nonImage->getFileUri()), 'The non-image being tested exists.', 'File');
$errors = file_validate_is_image($this->nonImage);
$this->assertEqual(count($errors), 1, 'An error reported for our non-image file.', 'File');
}
/**
* This ensures the resolution of a specific file is within bounds.
*
* The image will be resized if it's too large.
*/
public function testFileValidateImageResolution() {
// Non-images.
$errors = file_validate_image_resolution($this->nonImage);
$this->assertEqual(count($errors), 0, 'Should not get any errors for a non-image file.', 'File');
$errors = file_validate_image_resolution($this->nonImage, '50x50', '100x100');
$this->assertEqual(count($errors), 0, 'Do not check the resolution on non files.', 'File');
// Minimum size.
$errors = file_validate_image_resolution($this->image);
$this->assertEqual(count($errors), 0, 'No errors for an image when there is no minimum or maximum resolution.', 'File');
$errors = file_validate_image_resolution($this->image, 0, '200x1');
$this->assertEqual(count($errors), 1, 'Got an error for an image that was not wide enough.', 'File');
$errors = file_validate_image_resolution($this->image, 0, '1x200');
$this->assertEqual(count($errors), 1, 'Got an error for an image that was not tall enough.', 'File');
$errors = file_validate_image_resolution($this->image, 0, '200x200');
$this->assertEqual(count($errors), 1, 'Small images report an error.', 'File');
// Maximum size.
if ($this->container->get('image.factory')->getToolkitId()) {
// Copy the image so that the original doesn't get resized.
copy('core/misc/druplicon.png', 'temporary://druplicon.png');
$this->image->setFileUri('temporary://druplicon.png');
$errors = file_validate_image_resolution($this->image, '10x5');
$this->assertEqual(count($errors), 0, 'No errors should be reported when an oversized image can be scaled down.', 'File');
$image = $this->container->get('image.factory')->get($this->image->getFileUri());
$this->assertTrue($image->getWidth() <= 10, 'Image scaled to correct width.', 'File');
$this->assertTrue($image->getHeight() <= 5, 'Image scaled to correct height.', 'File');
// Once again, now with negative width and height to force an error.
copy('core/misc/druplicon.png', 'temporary://druplicon.png');
$this->image->setFileUri('temporary://druplicon.png');
$errors = file_validate_image_resolution($this->image, '-10x-5');
$this->assertEqual(count($errors), 1, 'An error reported for an oversized image that can not be scaled down.', 'File');
drupal_unlink('temporary://druplicon.png');
}
else {
// TODO: should check that the error is returned if no toolkit is available.
$errors = file_validate_image_resolution($this->image, '5x10');
$this->assertEqual(count($errors), 1, 'Oversize images that cannot be scaled get an error.', 'File');
}
}
/**
* This will ensure the filename length is valid.
*/
public function testFileValidateNameLength() {
// Create a new file entity.
$file = File::create();
// Add a filename with an allowed length and test it.
$file->setFilename(str_repeat('x', 240));
$this->assertEqual(strlen($file->getFilename()), 240);
$errors = file_validate_name_length($file);
$this->assertEqual(count($errors), 0, 'No errors reported for 240 length filename.', 'File');
// Add a filename with a length too long and test it.
$file->setFilename(str_repeat('x', 241));
$errors = file_validate_name_length($file);
$this->assertEqual(count($errors), 1, 'An error reported for 241 length filename.', 'File');
// Add a filename with an empty string and test it.
$file->setFilename('');
$errors = file_validate_name_length($file);
$this->assertEqual(count($errors), 1, 'An error reported for 0 length filename.', 'File');
}
/**
* Test file_validate_size().
*/
public function testFileValidateSize() {
// Create a file with a size of 1000 bytes, and quotas of only 1 byte.
$file = File::create(['filesize' => 1000]);
$errors = file_validate_size($file, 0, 0);
$this->assertEqual(count($errors), 0, 'No limits means no errors.', 'File');
$errors = file_validate_size($file, 1, 0);
$this->assertEqual(count($errors), 1, 'Error for the file being over the limit.', 'File');
$errors = file_validate_size($file, 0, 1);
$this->assertEqual(count($errors), 1, 'Error for the user being over their limit.', 'File');
$errors = file_validate_size($file, 1, 1);
$this->assertEqual(count($errors), 2, 'Errors for both the file and their limit.', 'File');
}
}