function FileManagedFileElementTest::testManagedFile

Tests the managed_file element type.

File

drupal/core/modules/file/lib/Drupal/file/Tests/FileManagedFileElementTest.php, line 28

Definition of Drupal\file\Tests\FileManagedFileElementTest.

Class

FileManagedFileElementTest

Tests the 'managed_file' element type.

Namespace

Code

function testManagedFile() {

  // Check that $element['#size'] is passed to the child upload element.
  $this
    ->drupalGet('file/test');
  $this
    ->assertFieldByXpath('//input[@name="files[nested_file]" and @size="13"]', NULL, 'The custom #size attribute is passed to the child upload element.');

  // Perform the tests with all permutations of $form['#tree'],
  // $element['#extended'], and $element['#multiple'].
  $test_file = $this
    ->getTestFile('text');
  foreach (array(
    0,
    1,
  ) as $tree) {
    foreach (array(
      0,
      1,
    ) as $extended) {
      foreach (array(
        0,
        1,
      ) as $multiple) {
        $path = 'file/test/' . $tree . '/' . $extended . '/' . $multiple;
        $input_base_name = $tree ? 'nested_file' : 'file';
        $file_field_name = $multiple ? 'files[' . $input_base_name . '][]' : 'files[' . $input_base_name . ']';

        // Submit without a file.
        $this
          ->drupalPost($path, array(), t('Save'));
        $this
          ->assertRaw(t('The file ids are %fids.', array(
          '%fids' => implode(',', array()),
        )), t('Submitted without a file.'));

        // Submit a new file, without using the Upload button.
        $last_fid_prior = $this
          ->getLastFileId();
        $edit = array(
          $file_field_name => drupal_realpath($test_file->uri),
        );
        $this
          ->drupalPost($path, $edit, t('Save'));
        $last_fid = $this
          ->getLastFileId();
        $this
          ->assertTrue($last_fid > $last_fid_prior, t('New file got saved.'));
        $this
          ->assertRaw(t('The file ids are %fids.', array(
          '%fids' => implode(',', array(
            $last_fid,
          )),
        )), t('Submit handler has correct file info.'));

        // Submit no new input, but with a default file.
        $this
          ->drupalPost($path . '/' . $last_fid, array(), t('Save'));
        $this
          ->assertRaw(t('The file ids are %fids.', array(
          '%fids' => implode(',', array(
            $last_fid,
          )),
        )), t('Empty submission did not change an existing file.'));

        // Now, test the Upload and Remove buttons, with and without Ajax.
        foreach (array(
          FALSE,
          TRUE,
        ) as $ajax) {

          // Upload, then Submit.
          $last_fid_prior = $this
            ->getLastFileId();
          $this
            ->drupalGet($path);
          $edit = array(
            $file_field_name => drupal_realpath($test_file->uri),
          );
          if ($ajax) {
            $this
              ->drupalPostAJAX(NULL, $edit, $input_base_name . '_upload_button');
          }
          else {
            $this
              ->drupalPost(NULL, $edit, t('Upload'));
          }
          $last_fid = $this
            ->getLastFileId();
          $this
            ->assertTrue($last_fid > $last_fid_prior, t('New file got uploaded.'));
          $this
            ->drupalPost(NULL, array(), t('Save'));
          $this
            ->assertRaw(t('The file ids are %fids.', array(
            '%fids' => implode(',', array(
              $last_fid,
            )),
          )), t('Submit handler has correct file info.'));

          // Remove, then Submit.
          $remove_button_title = $multiple ? t('Remove selected') : t('Remove');
          $remove_edit = array();
          if ($multiple) {
            $selected_checkbox = ($tree ? 'nested[file]' : 'file') . '[file_' . $last_fid . '][selected]';
            $remove_edit = array(
              $selected_checkbox => '1',
            );
          }
          $this
            ->drupalGet($path . '/' . $last_fid);
          if ($ajax) {
            $this
              ->drupalPostAJAX(NULL, $remove_edit, $input_base_name . '_remove_button');
          }
          else {
            $this
              ->drupalPost(NULL, $remove_edit, $remove_button_title);
          }
          $this
            ->drupalPost(NULL, array(), t('Save'));
          $this
            ->assertRaw(t('The file ids are %fids.', array(
            '%fids' => '',
          )), t('Submission after file removal was successful.'));

          // Upload, then Remove, then Submit.
          $this
            ->drupalGet($path);
          $edit = array(
            $file_field_name => drupal_realpath($test_file->uri),
          );
          if ($ajax) {
            $this
              ->drupalPostAJAX(NULL, $edit, $input_base_name . '_upload_button');
          }
          else {
            $this
              ->drupalPost(NULL, $edit, t('Upload'));
          }
          $remove_edit = array();
          if ($multiple) {
            $selected_checkbox = ($tree ? 'nested[file]' : 'file') . '[file_' . $this
              ->getLastFileId() . '][selected]';
            $remove_edit = array(
              $selected_checkbox => '1',
            );
          }
          if ($ajax) {
            $this
              ->drupalPostAJAX(NULL, $remove_edit, $input_base_name . '_remove_button');
          }
          else {
            $this
              ->drupalPost(NULL, $remove_edit, $remove_button_title);
          }
          $this
            ->drupalPost(NULL, array(), t('Save'));
          $this
            ->assertRaw(t('The file ids are %fids.', array(
            '%fids' => '',
          )), t('Submission after file upload and removal was successful.'));
        }
      }
    }
  }

  // The multiple file upload has additional conditions that need checking.
  $path = 'file/test/1/1/1';
  $edit = array(
    'files[nested_file][]' => drupal_realpath($test_file->uri),
  );
  $fid_list = array();
  $this
    ->drupalGet($path);

  // Add a single file to the upload field.
  $this
    ->drupalPost(NULL, $edit, t('Upload'));
  $fid_list[] = $this
    ->getLastFileId();
  $this
    ->assertFieldByXpath('//input[@name="nested[file][file_' . $fid_list[0] . '][selected]"]', NULL, 'First file successfully uploaded to multiple file element.');

  // Add another file to the same upload field.
  $this
    ->drupalPost(NULL, $edit, t('Upload'));
  $fid_list[] = $this
    ->getLastFileId();
  $this
    ->assertFieldByXpath('//input[@name="nested[file][file_' . $fid_list[1] . '][selected]"]', NULL, 'Second file successfully uploaded to multiple file element.');

  // Save the entire form.
  $this
    ->drupalPost(NULL, array(), t('Save'));
  $this
    ->assertRaw(t('The file ids are %fids.', array(
    '%fids' => implode(',', $fid_list),
  )), t('Two files saved into a single multiple file element.'));

  // Delete only the first file.
  $edit = array(
    'nested[file][file_' . $fid_list[0] . '][selected]' => '1',
  );
  $this
    ->drupalPost($path . '/' . implode(',', $fid_list), $edit, t('Remove selected'));

  // Check that the first file has been deleted but not the second.
  $this
    ->assertNoFieldByXpath('//input[@name="nested[file][file_' . $fid_list[0] . '][selected]"]', NULL, 'An individual file can be deleted from a multiple file element.');
  $this
    ->assertFieldByXpath('//input[@name="nested[file][file_' . $fid_list[1] . '][selected]"]', NULL, 'Second individual file not deleted when the first file is deleted from a multiple file element.');
}