woocommerce/tests/php/includes/settings/class-wc-settings-example.php

<?php
/**
 * Class WC_Settings_Example file.
 *
 * @package WooCommerce\Tests\Settings
 */

/**
 * Helper class to test base functionality of WC_Settings_Page.
 */
class WC_Settings_Example extends WC_Settings_Page {
	// phpcs:disable Squiz.Commenting.FunctionComment.Missing

	public function __construct() {
		$this->id    = 'example';
		$this->label = 'Example';
		parent::__construct();
	}

	protected function get_settings_for_default_section() {
		return array( 'key' => 'value' );
	}

	protected function get_settings_for_foobar_section() {
		return array( 'foo' => 'bar' );
	}

	protected function get_settings_for_section_core( $section_id ) {
		return array( "${section_id}_key" => "${section_id}_value" );
	}

	protected function get_own_sections() {
		$sections                = parent::get_own_sections();
		$sections['new_section'] = 'New Section';
		return $sections;
	}

	// phpcs:enable Squiz.Commenting.FunctionComment.Missing
}