+<?php
+
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+/**
+ * Edit phpunit.xml to speed up code coverage generation.
+ *
+ * Usage: composer phpunit:coverage-edit -- extensions/ExtensionName
+ *
+ * This class runs *outside* of the normal MediaWiki
+ * environment and cannot depend upon any MediaWiki
+ * code.
+ */
+class ComposerPhpunitXmlCoverageEdit {
+
+ public static function onEvent( $event ) {
+ $IP = dirname( dirname( __DIR__ ) );
+ // TODO: Support passing arbitrary directories for core (or extensions/skins).
+ $args = $event->getArguments();
+ if ( count( $args ) !== 1 ) {
+ throw new InvalidArgumentException( 'Pass extensions/$extensionName as an argument, ' .
+ 'e.g. "composer phpunit:coverage-edit -- extensions/BoilerPlate"' );
+ }
+ $project = current( $args );
+ $phpunitXml = \PHPUnit\Util\Xml::loadFile( $IP . '/phpunit.xml.dist' );
+ $whitelist = iterator_to_array( $phpunitXml->getElementsByTagName( 'whitelist' ) );
+ /** @var DOMNode $childNode */
+ foreach ( $whitelist as $childNode ) {
+ $childNode->parentNode->removeChild( $childNode );
+ }
+ $whitelistElement = $phpunitXml->createElement( 'whitelist' );
+ $whitelistElement->setAttribute( 'addUncoveredFilesFromWhitelist', 'false' );
+ // TODO: Use AutoloadClasses from extension.json to load the relevant directories
+ foreach ( [ 'includes', 'src', 'maintenance' ] as $dir ) {
+ $dirElement = $phpunitXml->createElement( 'directory', $project . '/' . $dir );
+ $dirElement->setAttribute( 'suffix', '.php' );
+ $whitelistElement->appendChild( $dirElement );
+
+ }
+ $phpunitXml->getElementsByTagName( 'filter' )->item( 0 )
+ ->appendChild( $whitelistElement );
+ $phpunitXml->formatOutput = true;
+ $phpunitXml->save( $IP . '/phpunit.xml' );
+ }
+}