function MaximumFileSizeExceededUploadTest::testUploadFileExceedingMaximumFileSize

Tests that uploading files exceeding maximum size are handled correctly.

File

core/modules/file/tests/src/FunctionalJavascript/MaximumFileSizeExceededUploadTest.php, line 100

Class

MaximumFileSizeExceededUploadTest

Tests uploading a file that exceeds the maximum file size.

Namespace

Code

public function testUploadFileExceedingMaximumFileSize() : void {
    $session = $this->getSession();
    // Create a test file that exceeds the maximum POST size with 1 kilobyte.
    $post_max_size = (int) Bytes::toNumber(ini_get('post_max_size'));
    $invalid_file = 'public://exceeding_post_max_size.bin';
    $file = fopen($invalid_file, 'wb');
    fseek($file, $post_max_size + 1024);
    fwrite($file, '0');
    fclose($file);
    // Go to the node creation form and try to upload the test file.
    $this->drupalGet('node/add/article');
    $page = $session->getPage();
    $page->attachFileToField("files[field_file_0]", $this->fileSystem
        ->realpath($invalid_file));
    // An error message should appear informing the user that the file exceeded
    // the maximum file size. The error message includes the actual file size
    // limit which depends on the current environment, so we check for a part
    // of the message.
    $this->assertSession()
        ->statusMessageContainsAfterWait('An unrecoverable error occurred. The uploaded file likely exceeded the maximum file size', 'error');
    // Now upload a valid file and check that the error message disappears.
    $valid_file = $this->generateFile('not_exceeding_post_max_size', 8, 8);
    $page->attachFileToField("files[field_file_0]", $this->fileSystem
        ->realpath($valid_file));
    $this->assertSession()
        ->waitForElement('named', [
        'id_or_name',
        'field_file_0_remove_button',
    ]);
    $this->assertSession()
        ->statusMessageNotExistsAfterWait('error');
}