Refactor parserTests so the class can be used by another script
[lhc/web/wiklou.git] / maintenance / parserTests.php
index e88d0de..6f08bf6 100644 (file)
 <?php
 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>
 # http://www.mediawiki.org/
-# 
+#
 # 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 
+# 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.,
 # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 # http://www.gnu.org/copyleft/gpl.html
 
 /**
- * @todo Make this more independent of the configuration (and if possible the database)
- * @todo document
  * @package MediaWiki
  * @subpackage Maintenance
  */
 
 /** */
-require_once( 'commandLine.inc' );
-include_once( 'InitialiseMessages.inc' );
-
-$wgTitle = Title::newFromText( 'Parser test script' );
-
-class ParserTest {
-       function runTestsFromFile( $filename ) {
-               $infile = fopen( $filename, 'rt' );
-               if( !$infile ) {
-                       die( "Couldn't open parserTests.txt\n" );
-               }
-               
-               $data = array();
-               $section = null;
-               $success = 0;
-               $total = 0;
-               $n = 0;
-               while( false !== ($line = fgets( $infile ) ) ) {
-                       $n++;
-                       if( preg_match( '/^!!\s*(\w+)/', $line, $matches ) ) {
-                               $section = strtolower( $matches[1] );
-                               if( $section == 'end' ) {
-                                       if  (isset ($data['disabled'])) {
-                                               # disabled test
-                                               $data = array();
-                                               $section = null;
-                                               continue;
-                                       }
-                                       if( !isset( $data['test'] ) ) {
-                                               die( "'end' without 'test' at line $n\n" );
-                                       }
-                                       if( !isset( $data['input'] ) ) {
-                                               die( "'end' without 'input' at line $n\n" );
-                                       }
-                                       if( !isset( $data['result'] ) ) {
-                                               die( "'end' without 'result' at line $n\n" );
-                                       }
-                                       if( $this->runTest(
-                                               rtrim( $data['test'] ),
-                                               rtrim( $data['input'] ),
-                                               rtrim( $data['result'] ) ) ) {
-                                               $success++;
-                                       }
-                                       $total++;
-                                       $data = array();
-                                       $section = null;
-                                       continue;
-                               }
-                               $data[$section] = '';
-                               continue;
-                       }
-                       if( $section ) {
-                               $data[$section] .= $line;
-                       }
-               }
-               if( $total > 0 ) {
-                       $ratio = IntVal( 100.0 * $success / $total );
-                       print "\nPassed $success of $total tests ($ratio%)\n";
-                       return ($success == $total);
-               } else {
-                       die( "No tests found.\n" );
-               }
-       }
-
-       /**
-        * @param string $input Wikitext to try rendering
-        * @param string $result Result to output
-        * @return bool
-        */
-       function runTest( $desc, $input, $result ) {
-               print "Running test $desc...";
-
-               $this->setupGlobals();
-               
-               $user =& new User();
-               $options =& ParserOptions::newFromUser( $user );
-               $parser =& new Parser();
-               $title =& Title::makeTitle( NS_MAIN, 'Parser_test' );
-
-               $output =& $parser->parse( $input, $title, $options );
-               
-               $html = $output->getText();
-               # $languageLinks = $output->getLanguageLinks();
-               # $categoryLinks = $output->getCategoryLinks();
-
-               $op = new OutputPage();
-               $op->replaceLinkHolders($html);
-
-               global $wgUseTidy;
-               if ($wgUseTidy) {
-                       # Using Parser here is probably theoretically
-                       # wrong, because we shouldn't use Parser to
-                       # validate itself, but this should be safe
-                       # in practice.
-                       $result = Parser::tidy($result);
-               }
-               
-               $this->teardownGlobals();
-               
-               if( rtrim($result) === rtrim($html) ) {
-                       return $this->showSuccess( $desc );
-               } else {
-                       return $this->showFailure( $desc, $result, $html );
-               }
-       }
-       
-       function setupGlobals() {
-               static $settings = array(
-                       'wgServer' => 'http://localhost',
-                       'wgScript' => '/index.php',
-                       'wgScriptPath' => '/',
-                       'wgArticlePath' => '/wiki/$1',
-                       );
-               $this->savedGlobals = array();
-               foreach( $settings as $var => $val ) {
-                       $this->savedGlobals[$var] = $GLOBALS[$var];
-                       $GLOBALS[$var] = $val;
-               }
-       }
-       
-       function teardownGlobals() {
-               foreach( $this->savedGlobals as $var => $val ) {
-                       $GLOBALS[$var] = $val;
-               }
-       }
-       
-       function showSuccess( $desc ) {
-               print "ok\n";
-               return true;
-       }
-       
-       function showFailure( $desc, $result, $html ) {
-               print "FAILED\n";
-               #print "!! Expected:\n$result\n";
-               #print "!! Received:\n$html\n!!\n";
-               print $this->quickDiff( $result, $html );
-               return false;
-       }
-       
-       function quickDiff( $input, $output ) {
-               $prefix = "/tmp/mwParser-" . mt_rand();
-               
-               $infile = "$prefix-in";
-               $this->dumpToFile( $input, $infile );
-               
-               $outfile = "$prefix-out";
-               $this->dumpToFile( $output, $outfile );
-               
-               $diff = `diff -u $infile $outfile`;
-               unlink( $infile );
-               unlink( $outfile );
-               
-               return $diff;
-       }
-       
-       function dumpToFile( $data, $filename ) {
-               $file = fopen( $filename, "wt" );
-               fwrite( $file, rtrim( $data ) . "\n" );
-               fclose( $file );
-       }
+require('parserTests.inc');
+
+if( isset( $options['help'] ) ) {
+    echo <<<END
+MediaWiki $wgVersion parser test suite
+Usage: php parserTests.php [--quick] [--quiet] [--color[=(yes|no|light)]]
+                           [--regex <expression>] [--help]
+Options:
+  --quick  Suppress diff output of failed tests
+  --quiet  Suppress notification of passed tests (shows only failed tests)
+  --color  Override terminal detection and force color output on or off
+           'light' option is similar to 'yes' but with color for dark backgrounds
+  --regex  Only run tests whose descriptions which match given regex
+  --help   Show this help message
+
+
+END;
+    exit( 0 );
 }
 
+# There is a convention that the parser should never
+# refer to $wgTitle directly, but instead use the title
+# passed to it.
+$wgTitle = Title::newFromText( 'Parser test script do not use' );
 $tester =& new ParserTest();
 
 # Note: the command line setup changes the current working directory
@@ -194,5 +54,4 @@ $tester =& new ParserTest();
 $ok = $tester->runTestsFromFile( 'maintenance/parserTests.txt' );
 
 exit ($ok ? 0 : -1);
-
 ?>