function FileFieldValidateTest::testFileExtension

Tests file extension checking.

File

core/modules/file/tests/src/Functional/FileFieldValidateTest.php, line 130

Class

FileFieldValidateTest

Tests file field validation functions.

Namespace

Code

public function testFileExtension() {
    $node_storage = $this->container
        ->get('entity_type.manager')
        ->getStorage('node');
    $type_name = 'article';
    $field_name = strtolower($this->randomMachineName());
    $this->createFileField($field_name, 'node', $type_name);
    $test_file = $this->getTestFile('image');
    [
        ,
        $test_file_extension,
    ] = explode('.', $test_file->getFilename());
    // Disable extension checking.
    $this->updateFileField($field_name, $type_name, [
        'file_extensions' => '',
    ]);
    // Check that the file can be uploaded with no extension checking.
    $nid = $this->uploadNodeFile($test_file, $field_name, $type_name);
    $node_storage->resetCache([
        $nid,
    ]);
    $node = $node_storage->load($nid);
    $node_file = File::load($node->{$field_name}->target_id);
    $this->assertFileExists($node_file->getFileUri());
    $this->assertFileEntryExists($node_file, 'File entry exists after uploading a file with no extension checking.');
    // Enable extension checking for text files.
    $this->updateFileField($field_name, $type_name, [
        'file_extensions' => 'txt',
    ]);
    // Check that the file with the wrong extension cannot be uploaded.
    $this->uploadNodeFile($test_file, $field_name, $type_name);
    $this->assertSession()
        ->pageTextContains("Only files with the following extensions are allowed: txt.");
    // Enable extension checking for text and image files.
    $this->updateFileField($field_name, $type_name, [
        'file_extensions' => "txt {$test_file_extension}",
    ]);
    // Check that the file can be uploaded with extension checking.
    $nid = $this->uploadNodeFile($test_file, $field_name, $type_name);
    $node_storage->resetCache([
        $nid,
    ]);
    $node = $node_storage->load($nid);
    $node_file = File::load($node->{$field_name}->target_id);
    $this->assertFileExists($node_file->getFileUri());
    $this->assertFileEntryExists($node_file, 'File entry exists after uploading a file with extension checking.');
}