function FileManagedFileElementTestCase::testManagedFile

Tests the managed_file element type.

File

core/modules/file/tests/file.test, line 614

Tests for file.module.

Class

FileManagedFileElementTestCase

Tests the 'managed_file' element type.

Code

function testManagedFile() {
  // Check that $element['#size'] is passed to the child upload element.
  $this->backdropGet('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.
        $this->backdropPost($path, array(), t('Save'));
        $this->assertRaw(t('The file ids are %fids.', array('%fids' => implode(',', array()))), t('Submitted without a file.'));

        // Submit with a file, but with an invalid form token. Ensure the file
        // was not saved.
        $last_fid_prior = $this->getLastFileId();
        $files_field_field = $multiple ? 'files[' . $input_base_name . '][]' : 'files[' . $input_base_name . ']';
        $edit = array(
          $files_field_field => backdrop_realpath($test_file->uri),
          'form_token' => 'invalid token',
        );
        $this->backdropPost($path, $edit, t('Save'));
        $this->assertText('The form has become outdated.');
        $last_fid = $this->getLastFileId();
        $this->assertEqual($last_fid_prior, $last_fid, 'File was not saved when uploaded with an invalid form token.');

        // Submit a new file, without using the Upload button.
        $last_fid_prior = $this->getLastFileId();
        $edit = array($file_field_name => backdrop_realpath($test_file->uri));
        $this->backdropPost($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.
        $this->backdropPost($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();
          $this->backdropGet($path);
          $edit = array($file_field_name => backdrop_realpath($test_file->uri));
          if ($ajax) {
            $this->backdropPostAJAX(NULL, $edit, $input_base_name . '_upload_button');
          }
          else {
            $this->backdropPost(NULL, $edit, t('Upload'));
          }
          $last_fid = $this->getLastFileId();
          $this->assertTrue($last_fid > $last_fid_prior, t('New file got uploaded.'));
          $this->backdropPost(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');
          }
          $this->backdropGet($path . '/' . $last_fid);
          if ($ajax) {
            $this->backdropPostAJAX(NULL, $remove_edit, $input_base_name . '_remove_button');
          }
          else {
            $this->backdropPost(NULL, $remove_edit, $remove_button_title);
          }
          $this->backdropPost(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.
          $this->backdropGet($path);
          $edit = array($file_field_name => backdrop_realpath($test_file->uri));
          if ($ajax) {
            $this->backdropPostAJAX(NULL, $edit, $input_base_name . '_upload_button');
          }
          else {
            $this->backdropPost(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->backdropPostAJAX(NULL, $remove_edit, $input_base_name . '_remove_button');
          }
          else {
            $this->backdropPost(NULL, $remove_edit, $remove_button_title);
          }

          $this->backdropPost(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';
    $edit = array('files[nested_file][]' => backdrop_realpath($test_file->uri));
    $fid_list = array();

    $this->backdropGet($path);

    // Add a single file to the upload field.
    $this->backdropPost(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->backdropPost(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->backdropPost(NULL, array(), t('Save'));
    $this->assertRaw(t('The file ids are %fids.', array('%fids' => implode(',', array_reverse($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',
    );
    $this->backdropPost($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.');
  }
}