class CKEditor5UpgradeTestCase

class CKEditor5UpgradeTestCase extends BackdropWebTestCase {
  /**
   * @var User
   */
  protected $adminUser;

  /**
   * @var string
   */
  protected $profile = 'testing';

  /**
   * {@inheritdoc}
   */
  protected function setUp() {
    // The CKEditor 4 test text formats are created by installing the
    // "ckeditor5_upgrade_test" module.
    parent::setUp(array('ckeditor', 'ckeditor5', 'ckeditor5_upgrade_test'));

    // Create and log in as the admin user.
    $this->adminUser = $this->backdropCreateUser(array(
      'administer filters',
      'access administration pages',
      'access content',
      'administer nodes',
    ));
    $this->backdropLogin($this->adminUser);
  }

  /**
   * Test upgrading a CKEditor 4 text format to CKEditor 5.
   */
  protected function testUpgrade() {
    // The first text format has all buttons enabled and has the Filtered HTML
    // filter applied.
    $ckeditor4_format1 = filter_format_load('ckeditor_upgrade1');
    $this->backdropGet('admin/config/content/formats/ckeditor_upgrade1');
    $this->assertRaw(t('This text format uses CKEditor 4, which is unsupported. It can be upgraded using the <a href="!url">CKEditor 5 upgrade page</a>.', array('!url' => url('admin/config/content/formats/ckeditor_upgrade1/ckeditor5-upgrade'))));
    $this->clickLink(t('CKEditor 5 upgrade page'));

    $elements = $this->xpath('//ul[contains(@class, :class)]/li', array(':class' => 'ckeditor5-removed-buttons-list'));
    $this->assertEqual(count($elements), 6, 'Expected number of removed buttons shown.');

    // Execute the upgrade.
    $this->backdropPost(NULL, array(), t('Confirm upgrade'));
    $this->assertRaw(t('The %label text format has been upgraded from CKEditor 4 to CKEditor 5. Verify the CKEditor 5 toolbar and settings.', array('%label' => $ckeditor4_format1->name)));

    backdrop_static_reset('filter_formats');
    $ckeditor5_format1 = filter_format_load('ckeditor_upgrade1');

    // Note that the original text format had 3 rows, the new one should only
    // have two. Confirm no empty groups are left.
    $this->assertFieldByName('editor_settings[toolbar]', '["bold","italic","blockQuote","style","heading","|","bulletedList","numberedList","|","alignment:left","alignment:center","alignment:right","alignment:justify","|","backdropLink","|","backdropImage","|","sourceEditing","removeFormat","maximize","-","underline","strikethrough","|","superscript","subscript","|","undo","redo","|","horizontalLine","showBlocks","specialCharacters","insertTable"]', 'Toolbar settings upgraded as expected.');

    $this->assertFieldChecked('edit-editor-settings-image-upload-status');
    $this->assertFieldChecked('edit-editor-settings-image-upload-orientate');
    $this->assertFieldChecked('edit-editor-settings-image-upload-alt-required');

    $this->assertFieldByName('editor_settings[image_upload][directory]', 'inline-images/test');
    $this->assertFieldByName('editor_settings[image_upload][max_size]', '10MB');
    $this->assertFieldByName('editor_settings[image_upload][max_dimensions][width]', '800');
    $this->assertFieldByName('editor_settings[image_upload][max_dimensions][height]', '1024');

    $this->assertFieldChecked('edit-editor-settings-file-upload-status');
    $this->assertFieldByName('editor_settings[file_upload][directory]', 'inline-files/test');
    $this->assertFieldByName('editor_settings[file_upload][max_size]', '12MB');
    $this->assertFieldByName('editor_settings[file_upload][file_extensions]', 'pdf docx');

    $this->assertFieldByName('editor_settings[style_list]', "h3.big|H3 Big\nh3.small|H3 Small\n");

    $this->assertNoFieldChecked('edit-editor-settings-heading-list-h1');
    $this->assertNoFieldChecked('edit-editor-settings-heading-list-h2');
    $this->assertFieldChecked('edit-editor-settings-heading-list-h3');
    $this->assertFieldChecked('edit-editor-settings-heading-list-h4');
    $this->assertFieldChecked('edit-editor-settings-heading-list-h5');
    $this->assertNoFieldChecked('edit-editor-settings-heading-list-h6');

    // Check that <u> was added to the list of tags.
    $old_tag_list = $ckeditor4_format1->filters['filter_html']->settings['allowed_html'];
    $new_tag_list1 = $old_tag_list . ' <u>';
    $new_tag_list2 = $ckeditor5_format1->filters['filter_html']->settings['allowed_html'];
    $this->assertEqual($new_tag_list1, $new_tag_list2);
    $this->assertRaw(t('Allowed HTML tags: @tags', array('@tags' => $new_tag_list1)), 'Complete new tag list found.');
    $this->assertNoRaw(check_plain('<u> <u>'), check_plain('Newly added <u> tag only added once.'));

    // Upgrade the second text format. This text format is the same as the first
    // one, except it has the Filtered HTML filter disabled. This affects the
    // list of headings applied.
    $ckeditor4_format2 = filter_format_load('ckeditor_upgrade2');
    $this->backdropGet('admin/config/content/formats/ckeditor_upgrade2/ckeditor5-upgrade');
    $this->backdropPost(NULL, array(), t('Confirm upgrade'));
    $this->assertRaw(t('The %label text format has been upgraded from CKEditor 4 to CKEditor 5. Verify the CKEditor 5 toolbar and settings.', array('%label' => $ckeditor4_format2->name)));

    // All heading types should be enabled to match CKEditor 4's behavior of
    // showing all allowed headings.
    $this->assertFieldChecked('edit-editor-settings-heading-list-h1');
    $this->assertFieldChecked('edit-editor-settings-heading-list-h2');
    $this->assertFieldChecked('edit-editor-settings-heading-list-h3');
    $this->assertFieldChecked('edit-editor-settings-heading-list-h4');
    $this->assertFieldChecked('edit-editor-settings-heading-list-h5');
    $this->assertFieldChecked('edit-editor-settings-heading-list-h6');

    // Upgrade the third text format. This text format contains a "TestButton"
    // button in the toolbar and will be modified by the alter hooks in the
    // ckeditor5_upgrade_test.module.
    $ckeditor4_format3 = filter_format_load('ckeditor_upgrade3');
    $this->backdropGet('admin/config/content/formats/ckeditor_upgrade3/ckeditor5-upgrade');
    $this->backdropPost(NULL, array(), t('Confirm upgrade'));
    $this->assertRaw(t('The %label text format has been upgraded from CKEditor 4 to CKEditor 5. Verify the CKEditor 5 toolbar and settings.', array('%label' => $ckeditor4_format3->name)));

    // All heading types should be enabled to match CKEditor 4's behavior of
    // showing all allowed headings.
    $this->assertFieldByName('editor_settings[toolbar]', '["bold","italic","blockQuote","heading","|","bulletedList","numberedList","|","alignment:left","alignment:center","alignment:right","|","backdropLink","|","backdropImage","|","sourceEditing","maximize","testButton"]', 'Toolbar includes the testButton provided by alter hook.');
    $old_tag_list = $ckeditor4_format3->filters['filter_html']->settings['allowed_html'];
    $new_tag_list1 = $old_tag_list . ' <test-tag>';
    $this->assertRaw(t('Allowed HTML tags: @tags', array('@tags' => $new_tag_list1)), check_plain('Alter list of tags includes the added <test-tag>.'));
  }
}