maintenance/parserTests.php

   1 <?php
   2 /**
   3  * @todo document
   4  * @package MediaWiki
   5  * @subpackage Maintenance
   6  */
   7
   8 /** */
   9 require_once( 'commandLine.inc' );
  10 include_once( 'InitialiseMessages.inc' );
  11
  12 $wgTitle = Title::newFromText( 'Parser test script' );
  13
  14 class ParserTest {
  15         function runTestsFromFile( $filename ) {
  16                 $infile = fopen( $filename, 'rt' );
  17                 if( !$infile ) {
  18                         die( "Couldn't open parserTests.txt\n" );
  19                 }
  20
  21                 $data = array();
  22                 $section = null;
  23                 $success = 0;
  24                 $total = 0;
  25                 $n = 0;
  26                 while( false !== ($line = fgets( $infile ) ) ) {
  27                         $n++;
  28                         if( preg_match( '/^!!\s*(\w+)/', $line, $matches ) ) {
  29                                 $section = strtolower( $matches[1] );
  30                                 if( $section == 'end' ) {
  31                                         if  (isset ($data['disabled'])) {
  32                                                 # disabled test
  33                                                 $data = array();
  34                                                 $section = null;
  35                                                 continue;
  36                                         }
  37                                         if( !isset( $data['test'] ) ) {
  38                                                 die( "'end' without 'test' at line $n\n" );
  39                                         }
  40                                         if( !isset( $data['input'] ) ) {
  41                                                 die( "'end' without 'input' at line $n\n" );
  42                                         }
  43                                         if( !isset( $data['result'] ) ) {
  44                                                 die( "'end' without 'result' at line $n\n" );
  45                                         }
  46                                         if( $this->runTest(
  47                                                 rtrim( $data['test'] ),
  48                                                 rtrim( $data['input'] ),
  49                                                 $this->resultTransform(rtrim( $data['result'] ) ) ) ) {
  50                                                 $success++;
  51                                         }
  52                                         $total++;
  53                                         $data = array();
  54                                         $section = null;
  55                                         continue;
  56                                 }
  57                                 $data[$section] = '';
  58                                 continue;
  59                         }
  60                         if( $section ) {
  61                                 $data[$section] .= $line;
  62                         }
  63                 }
  64                 if( $total > 0 ) {
  65                         $ratio = IntVal( 100.0 * $success / $total );
  66                         print "\nPassed $success of $total tests ($ratio%)\n";
  67                 }
  68         }
  69
  70         /**
  71          * Substitute simple variables to allow for slightly more
  72          * sophisticated tests.
  73          * @access private
  74          */
  75         function resultTransform($text) {
  76                 $rep = array (
  77                         '__SCRIPT__' => $GLOBALS['wgScript']
  78                 );
  79                 $text = str_replace(array_keys($rep), array_values($rep), $text);
  80                 return $text;
  81         }
  82
  83         /**
  84          * @param string $input Wikitext to try rendering
  85          * @param string $result Result to output
  86          * @return bool
  87          */
  88         function runTest( $desc, $input, $result ) {
  89                 print "Running test $desc...";
  90
  91                 $user =& new User();
  92                 $options =& ParserOptions::newFromUser( $user );
  93                 $parser =& new Parser();
  94                 $title =& Title::makeTitle( NS_MAIN, 'Parser_test' );
  95
  96                 $output =& $parser->parse( $input, $title, $options );
  97
  98                 $html = $output->getText();
  99                 # $languageLinks = $output->getLanguageLinks();
 100                 # $categoryLinks = $output->getCategoryLinks();
 101
 102                 $op = new OutputPage();
 103                 $op->replaceLinkHolders($html);
 104
 105                 global $wgUseTidy;
 106                 if ($wgUseTidy) {
 107                         # Using Parser here is probably theoretically
 108                         # wrong, because we shouldn't use Parser to
 109                         # validate itself, but this should be safe
 110                         # in practice.
 111                         $result = Parser::tidy($result);
 112                 }
 113
 114                 if( rtrim($result) === rtrim($html) ) {
 115                         return $this->showSuccess( $desc );
 116                 } else {
 117                         return $this->showFailure( $desc, $result, $html );
 118                 }
 119         }
 120
 121         function showSuccess( $desc ) {
 122                 print "ok\n";
 123                 return true;
 124         }
 125
 126         function showFailure( $desc, $result, $html ) {
 127                 print "FAILED\n";
 128                 print "!! Expected:\n$result\n";
 129                 print "!! Received:\n$html\n!!\n";
 130                 return false;
 131         }
 132 }
 133
 134 $tester =& new ParserTest();
 135 $tester->runTestsFromFile( 'maintenance/parserTests.txt' );
 136
 137 ?>