AutoLoaderTest.php

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<?php
class AutoLoaderTest extends MediaWikiTestCase {

        public function testAutoLoadConfig() {
                $results = self::checkAutoLoadConf();

                $this->assertEquals(
                        $results['expected'],
                        $results['actual']
                );
        }

        protected static function checkAutoLoadConf() {
                global $wgAutoloadLocalClasses, $wgAutoloadClasses, $IP;
                static $supportsParsekit;
                $supportsParsekit = function_exists( 'parsekit_compile_file' );

                // wgAutoloadLocalClasses has precedence, just like in includes/AutoLoader.php
                $expected = $wgAutoloadLocalClasses + $wgAutoloadClasses;
                $actual = array();

                $files = array_unique( $expected );

                foreach ( $files as $file ) {
                        // Only prefix $IP if it doesn't have it already.
                        // Generally local classes don't have it, and those from extensions and test suites do.
                        if ( substr( $file, 0, 1 ) != '/' && substr( $file, 1, 1 ) != ':' ) {
                                $filePath = "$IP/$file";
                        } else {
                                $filePath = $file;
                        }
                        if ( $supportsParsekit ) {
                                $parseInfo = parsekit_compile_file( "$filePath" );
                                $classes = array_keys( $parseInfo['class_table'] );
                        } else {
                                $contents = file_get_contents( "$filePath" );
                                $m = array();
                                preg_match_all( '/\n\s*(?:final)?\s*(?:abstract)?\s*(?:class|interface)\s+([a-zA-Z0-9_]+)/', $contents, $m, PREG_PATTERN_ORDER );
                                $classes = $m[1];
                        }
                        foreach ( $classes as $class ) {
                                $actual[$class] = $file;
                        }
                }

                return array(
                        'expected' => $expected,
                        'actual' => $actual,
                );
        }
}