def onAutoIndentTriggered(self):
        """Indent current line or selected lines
        """
        cursor = self._qpart.textCursor()

        startBlock = self._qpart.document().findBlock(cursor.selectionStart())
        endBlock = self._qpart.document().findBlock(cursor.selectionEnd())

        if startBlock != endBlock:  # indent multiply lines
            stopBlock = endBlock.next()

            block = startBlock

            with self._qpart:
                while block != stopBlock:
                    self.autoIndentBlock(block, '')
                    block = block.next()
        else:  # indent 1 line
            self.autoIndentBlock(startBlock, '')
def test_pre_update_validate_change_new_value(self):
        expected_suggestion_dict = self.suggestion_dict
        suggestion = suggestion_registry.SuggestionEditStateContent(
            expected_suggestion_dict['suggestion_id'],
            expected_suggestion_dict['target_id'],
            expected_suggestion_dict['target_version_at_submission'],
            expected_suggestion_dict['status'], self.author_id,
            self.reviewer_id, expected_suggestion_dict['change'],
            expected_suggestion_dict['score_category'],
            expected_suggestion_dict['language_code'], False, self.fake_date)
        new_content = state_domain.SubtitledHtml(
            'content', '<p>new suggestion html</p>').to_dict()

        suggestion.change.new_value = new_content

        change = {
            'cmd': exp_domain.CMD_EDIT_STATE_PROPERTY,
            'property_name': exp_domain.STATE_PROPERTY_CONTENT,
            'state_name': suggestion.change.state_name,
            'new_value': new_content,
            'old_value': None
        }
        with self.assertRaisesRegex(
            utils.ValidationError, 'The new html must not match the old html'
        ):
            suggestion.pre_update_validate(exp_domain.ExplorationChange(change))