tests/phpunit/structure/AutoLoaderTest.php

   1 <?php
   2 class AutoLoaderTest extends MediaWikiTestCase {
   3
   4         /**
   5          * Assert that there were no classes loaded that are not registered with the AutoLoader.
   6          *
   7          * For example foo.php having class Foo and class Bar but only registering Foo.
   8          * This is important because we should not be relying on Foo being used before Bar.
   9          */
  10         public function testAutoLoadConfig() {
  11                 $results = self::checkAutoLoadConf();
  12
  13                 $this->assertEquals(
  14                         $results['expected'],
  15                         $results['actual']
  16                 );
  17         }
  18
  19         protected static function checkAutoLoadConf() {
  20                 global $wgAutoloadLocalClasses, $wgAutoloadClasses, $IP;
  21                 $supportsParsekit = function_exists( 'parsekit_compile_file' );
  22
  23                 // wgAutoloadLocalClasses has precedence, just like in includes/AutoLoader.php
  24                 $expected = $wgAutoloadLocalClasses + $wgAutoloadClasses;
  25                 $actual = array();
  26
  27                 $files = array_unique( $expected );
  28
  29                 foreach ( $files as $file ) {
  30                         // Only prefix $IP if it doesn't have it already.
  31                         // Generally local classes don't have it, and those from extensions and test suites do.
  32                         if ( substr( $file, 0, 1 ) != '/' && substr( $file, 1, 1 ) != ':' ) {
  33                                 $filePath = "$IP/$file";
  34                         } else {
  35                                 $filePath = $file;
  36                         }
  37                         if ( $supportsParsekit ) {
  38                                 $parseInfo = parsekit_compile_file( "$filePath" );
  39                                 $classes = array_keys( $parseInfo['class_table'] );
  40                         } else {
  41                                 $contents = file_get_contents( "$filePath" );
  42                                 $m = array();
  43                                 preg_match_all( '/\n\s*(?:final)?\s*(?:abstract)?\s*(?:class|interface)\s+([a-zA-Z0-9_]+)/', $contents, $m, PREG_PATTERN_ORDER );
  44                                 $classes = $m[1];
  45                         }
  46                         foreach ( $classes as $class ) {
  47                                 $actual[$class] = $file;
  48                         }
  49                 }
  50
  51                 return array(
  52                         'expected' => $expected,
  53                         'actual' => $actual,
  54                 );
  55         }
  56 }