wiki.techinc.nl/tests/phpunit/includes/api/ApiTestContext.php

<?php

use MediaWiki\Permissions\Authority;
use MediaWiki\Request\WebRequest;

class ApiTestContext extends RequestContext {

	/**
	 * Returns a DerivativeContext with the request variables in place
	 *
	 * @param WebRequest $request MediaWiki\Request\WebRequest request object including parameters and session
	 * @param Authority|null $performer
	 * @return DerivativeContext
	 */
	public function newTestContext( WebRequest $request, Authority $performer = null ) {
		$context = new DerivativeContext( $this );
		$context->setRequest( $request );
		if ( $performer !== null ) {
			$context->setAuthority( $performer );
		}

		return $context;
	}
}