mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-12-01 17:36:35 +00:00
561 lines
15 KiB
JavaScript
561 lines
15 KiB
JavaScript
/**
|
|
* Initial parser tests runner for experimental JS parser
|
|
*
|
|
* This pulls all the parserTests.txt items and runs them through the JS
|
|
* parser and JS HTML renderer. Currently no comparison is done on output,
|
|
* as a direct string comparison won't be very encouraging. :)
|
|
*
|
|
* Needs smarter compare, as well as search-y helpers.
|
|
*
|
|
* 2011-07-20 <brion@pobox.com>
|
|
*/
|
|
|
|
(function() {
|
|
//"use strict";
|
|
console.log( "Starting up JS parser tests" );
|
|
|
|
var fs = require('fs'),
|
|
path = require('path'),
|
|
jsDiff = require('diff'),
|
|
colors = require('colors'),
|
|
HTML5 = require('html5').HTML5;
|
|
|
|
// Name of file used to cache the parser tests cases
|
|
var cache_file = "parserTests.cache";
|
|
|
|
// XXX: avoid a global here!
|
|
global.PEG = require('pegjs');
|
|
|
|
// Handle options/arguments with optimist module
|
|
var optimist = require('optimist');
|
|
|
|
var argv = optimist.usage( 'Usage: $0', {
|
|
'quick': {
|
|
description: 'Suppress diff output of failed tests',
|
|
boolean: true,
|
|
default: false,
|
|
},
|
|
'quiet': {
|
|
description: 'Suppress notification of passed tests (shows only failed tests)',
|
|
boolean: true,
|
|
default: false,
|
|
},
|
|
'color': {
|
|
description: 'Enable color output Ex: --no-color',
|
|
boolean: true,
|
|
default: true,
|
|
},
|
|
'cache': {
|
|
description: 'Get tests cases from cache file ' + cache_file,
|
|
boolean: true,
|
|
default: false,
|
|
},
|
|
'filter': {
|
|
description: 'Only run tests whose descriptions which match given regex',
|
|
alias: 'regex',
|
|
},
|
|
'whitelist': {
|
|
description: 'Alternatively compare against manually verified parser output from whitelist',
|
|
default: true,
|
|
boolean: true,
|
|
},
|
|
'help': {
|
|
description: 'Show this help message',
|
|
alias: 'h',
|
|
},
|
|
'disabled': {
|
|
description: 'Run disabled tests (option not implemented)',
|
|
default: false,
|
|
boolean: true,
|
|
},
|
|
'printwhitelist': {
|
|
description: 'Print out a whitelist entry for failing tests. Default false.',
|
|
default: false,
|
|
boolean: true,
|
|
},
|
|
}
|
|
).check( function(argv) {
|
|
if( argv.filter === true ) {
|
|
throw "--filter need an argument";
|
|
}
|
|
}
|
|
).argv // keep that
|
|
;
|
|
|
|
|
|
if( argv.help ) {
|
|
optimist.showHelp();
|
|
process.exit( 0 );
|
|
}
|
|
var test_filter = null;
|
|
if( argv.filter ) { // null is the default by definition
|
|
try {
|
|
test_filter = new RegExp( argv.filter );
|
|
} catch(e) {
|
|
console.error( "\nERROR> --filter was given an invalid regular expression.");
|
|
console.error( "ERROR> See below for JS engine error:\n" + e + "\n" );
|
|
process.exit( 1 );
|
|
}
|
|
console.log( "Filtering title test using Regexp " + test_filter );
|
|
}
|
|
if( !argv.color ) {
|
|
colors.mode = 'none';
|
|
}
|
|
|
|
// @fixme wrap more or this setup in a common module
|
|
|
|
// track files imported / required
|
|
var fileDependencies = [];
|
|
|
|
// Fetch up some of our wacky parser bits...
|
|
|
|
var basePath = path.join(path.dirname(path.dirname(process.cwd())), 'modules');
|
|
function _require(filename) {
|
|
var fullpath = path.join( basePath, filename );
|
|
fileDependencies.push( fullpath );
|
|
return require( fullpath );
|
|
}
|
|
|
|
function _import(filename, symbols) {
|
|
var module = _require(filename);
|
|
symbols.forEach(function(symbol) {
|
|
global[symbol] = module[symbol];
|
|
});
|
|
}
|
|
|
|
|
|
// needed for html5 parser adapter
|
|
//var events = require('events');
|
|
|
|
// For now most modules only need this for $.extend and $.each :)
|
|
global.$ = require('jquery');
|
|
|
|
// hack for renderer
|
|
global.document = $('<div>')[0].ownerDocument;
|
|
|
|
var pj = path.join;
|
|
|
|
|
|
|
|
// Our code...
|
|
|
|
var testWhiteList = require('./parserTests-whitelist.js').testWhiteList;
|
|
|
|
_import(pj('parser', 'mediawiki.parser.peg.js'), ['PegParser']);
|
|
_import(pj('parser', 'mediawiki.parser.environment.js'), ['MWParserEnvironment']);
|
|
_import(pj('parser', 'ext.cite.taghook.ref.js'), ['MWRefTagHook']);
|
|
|
|
_import(pj('parser', 'mediawiki.html5TokenEmitter.js'), ['FauxHTML5']);
|
|
_import(pj('parser', 'mediawiki.DOMPostProcessor.js'), ['DOMPostProcessor']);
|
|
|
|
// WikiDom and serializers
|
|
_require(pj('es', 'es.js'));
|
|
_require(pj('es', 'es.Html.js'));
|
|
_require(pj('es', 'serializers', 'es.AnnotationSerializer.js'));
|
|
_require(pj('es', 'serializers', 'es.HtmlSerializer.js'));
|
|
_require(pj('es', 'serializers', 'es.WikitextSerializer.js'));
|
|
_require(pj('es', 'serializers', 'es.JsonSerializer.js'));
|
|
|
|
// Preload the grammar file...
|
|
PegParser.src = fs.readFileSync(path.join(basePath, 'parser', 'pegParser.pegjs.txt'), 'utf8');
|
|
|
|
var parser = new PegParser();
|
|
|
|
var testFileName = '../../../../phase3/tests/parser/parserTests.txt'; // default
|
|
var testFileName2 = '../../../../tests/parser/parserTests.txt'; // Fallback. Not everyone fetch at phase3 level
|
|
|
|
if (argv._[0]) {
|
|
// hack :D
|
|
testFileName = argv._[0] ;
|
|
testFileName2 = null;
|
|
}
|
|
|
|
try {
|
|
var testParser = PEG.buildParser(fs.readFileSync('parserTests.pegjs', 'utf8'));
|
|
} catch (e) {
|
|
console.log(e);
|
|
}
|
|
|
|
|
|
/**
|
|
* Get an object holding our tests cases. Eventually from a cache file
|
|
*/
|
|
function getTests() {
|
|
|
|
// Startup by loading .txt test file
|
|
var testFile;
|
|
try {
|
|
testFile = fs.readFileSync(testFileName, 'utf8');
|
|
fileDependencies.push( testFileName );
|
|
} catch (e) {
|
|
// Try opening fallback file
|
|
if( testFileName2 !== '' ) {
|
|
try {
|
|
testFile = fs.readFileSync( testFileName2, 'utf8' );
|
|
fileDependencies.push( testFileName2 );
|
|
}
|
|
catch(e) { console.log(e); }
|
|
}
|
|
}
|
|
if( !argv.cache ) {
|
|
// Cache not wanted, parse file and return object
|
|
return parseTestCase( testFile );
|
|
}
|
|
|
|
// Find out modification time of all files depencies and then hashes those
|
|
// as a unique value using sha1.
|
|
var mtimes = '';
|
|
fileDependencies.sort().forEach( function (file) {
|
|
mtimes += fs.statSync( file )['mtime'];
|
|
});
|
|
var sha1 = require('crypto').createHash('sha1')
|
|
.update( mtimes ).digest( 'hex' );
|
|
|
|
// Look for a cache_file
|
|
var cache_content;
|
|
var cache_file_digest;
|
|
try {
|
|
console.log( "Looking for cache file " + cache_file );
|
|
cache_content = fs.readFileSync( cache_file, 'utf8' );
|
|
// Fetch previous digest
|
|
cache_file_digest = cache_content.match( /^CACHE: (\w+)\n/ )[1];
|
|
} catch(e) {
|
|
// cache file does not exist
|
|
}
|
|
|
|
if( cache_file_digest === sha1 ) {
|
|
// cache file match our digest.
|
|
console.log( "Loaded tests cases from cache file" );
|
|
// Return contained object after removing first line (CACHE: <sha1>)
|
|
return JSON.parse( cache_content.replace( /.*\n/, '' ) );
|
|
} else {
|
|
// Write new file cache, content preprended with current digest
|
|
console.log( "Cache file either inexistant or outdated" );
|
|
var parse = parseTestCase( testFile )
|
|
console.log( "Writing parse result to " +cache_file );
|
|
fs.writeFileSync( cache_file,
|
|
"CACHE: " + sha1 + "\n" + JSON.stringify( parse ),
|
|
'utf8'
|
|
);
|
|
|
|
// We can now return the parsed object
|
|
return parse;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Parse given tests cases given as plaintext
|
|
*/
|
|
function parseTestCase( content ) {
|
|
console.log( "Parsing tests case from file, this takes a few seconds ..." );
|
|
try {
|
|
return testParser.parse(content);
|
|
console.log( "Done parsing." );
|
|
} catch (e) {
|
|
console.log(e);
|
|
}
|
|
}
|
|
|
|
var cases = getTests();
|
|
|
|
var articles = {};
|
|
|
|
function normalizeTitle(name) {
|
|
if (typeof name !== 'string') {
|
|
throw new Error('nooooooooo not a string');
|
|
}
|
|
name = name.replace(/[\s_]+/g, '_');
|
|
name = name.substr(0, 1).toUpperCase() + name.substr(1);
|
|
if (name === '') {
|
|
throw new Error('Invalid/empty title');
|
|
}
|
|
return name;
|
|
}
|
|
|
|
function fetchArticle(name) {
|
|
var norm = normalizeTitle(name);
|
|
if (norm in articles) {
|
|
return articles[norm];
|
|
}
|
|
}
|
|
|
|
function processArticle(item) {
|
|
var norm = normalizeTitle(item.title);
|
|
articles[norm] = item.text;
|
|
}
|
|
|
|
function nodeToHtml(node) {
|
|
return $('<div>').append(node).html();
|
|
}
|
|
|
|
var htmlparser = new HTML5.Parser();
|
|
|
|
/* Normalize the expected parser output by parsing it using a HTML5 parser and
|
|
* re-serializing it to HTML. Ideally, the parser would normalize inter-tag
|
|
* whitespace for us. For now, we fake that by simply stripping all newlines.
|
|
*/
|
|
function normalizeHTML(source) {
|
|
// TODO: Do not strip newlines in pre and nowiki blocks!
|
|
source = source.replace(/\n/g, '');
|
|
try {
|
|
htmlparser.parse('<body>' + source + '</body>');
|
|
return htmlparser.document
|
|
.getElementsByTagName('body')[0]
|
|
.innerHTML
|
|
// a few things we ignore for now..
|
|
.replace(/\/wiki\/Main_Page/g, 'Main Page')
|
|
.replace(/(title|class|rel)="[^"]+"/g, '')
|
|
// the expected html has some extra space in tags, strip it
|
|
.replace(/<a +href/g, '<a href')
|
|
.replace(/" +>/g, '">');
|
|
} catch(e) {
|
|
console.log("normalizeHTML failed on" +
|
|
source + " with the following error: " + e);
|
|
console.trace();
|
|
return source;
|
|
}
|
|
|
|
}
|
|
|
|
// Specialized normalization of the wiki parser output, mostly to ignore a few
|
|
// known-ok differences.
|
|
function normalizeOut ( out ) {
|
|
// TODO: Do not strip newlines in pre and nowiki blocks!
|
|
return out.replace(/\n| data-[a-zA-Z]+="[^">]+"/g, '')
|
|
.replace(/<!--.*?-->\n?/gm, '');
|
|
}
|
|
|
|
function formatHTML ( source ) {
|
|
// Quick hack to insert newlines before some block level start tags
|
|
return source.replace(/(?!^)<((div|dd|dt|li|p|table|tr|td|tbody|dl|ol|ul)[^>]*)>/g,
|
|
'\n<$1>');
|
|
}
|
|
|
|
var passedTests = 0,
|
|
passedTestsManual = 0,
|
|
failParseTests = 0,
|
|
failTreeTests = 0,
|
|
failOutputTests = 0;
|
|
|
|
function processTest(item) {
|
|
var tokenizer = new FauxHTML5.Tokenizer(),
|
|
postProcessor = new DOMPostProcessor();
|
|
if (!('title' in item)) {
|
|
console.log(item);
|
|
throw new Error('Missing title from test case.');
|
|
}
|
|
if (!('input' in item)) {
|
|
console.log(item);
|
|
throw new Error('Missing input from test case ' + item.title);
|
|
}
|
|
if (!('result' in item)) {
|
|
console.log(item);
|
|
throw new Error('Missing input from test case ' + item.title);
|
|
}
|
|
|
|
function printTitle( failure_only ) {
|
|
if( failure_only ) {
|
|
console.log('FAILED'.red + ': ' + item.title.yellow);
|
|
return;
|
|
}
|
|
console.log('=====================================================');
|
|
console.log('FAILED'.red + ': ' + item.title.yellow);
|
|
console.log(item.comments.join('\n'));
|
|
console.log("INPUT".cyan + ":");
|
|
console.log(item.input + "\n");
|
|
}
|
|
|
|
parser.parseToTree(item.input + "\n", function(tokens, err) {
|
|
if (err) {
|
|
printTitle();
|
|
failParseTests++;
|
|
console.log('PARSE FAIL', err);
|
|
} else {
|
|
var environment = new MWParserEnvironment({
|
|
tagHooks: {
|
|
'ref': MWRefTagHook,
|
|
'references': MWReferencesTagHook
|
|
}
|
|
});
|
|
//var res = es.HtmlSerializer.stringify(tokens,environment);
|
|
//console.log(JSON.stringify(tokens));
|
|
|
|
// Build a DOM tree from tokens using the HTML tree
|
|
// builder/parser.
|
|
processTokens(tokens, tokenizer);
|
|
|
|
// Perform post-processing on DOM.
|
|
postProcessor.doPostProcess(tokenizer.parser.document);
|
|
|
|
// And serialize the result.
|
|
var out = tokenizer.parser.document
|
|
.getElementsByTagName('body')[0]
|
|
.innerHTML;
|
|
|
|
if ( err ) {
|
|
printTitle();
|
|
failTreeTests++;
|
|
console.log('RENDER FAIL', err);
|
|
return;
|
|
}
|
|
|
|
var normalizedOut = normalizeOut(out);
|
|
var normalizedExpected = normalizeHTML(item.result);
|
|
if ( normalizedOut !== normalizedExpected ) {
|
|
if (argv.whitelist &&
|
|
item.title in testWhiteList &&
|
|
normalizeOut(testWhiteList[item.title]) === normalizedOut) {
|
|
if( !argv.quiet ) {
|
|
console.log( 'PASSED (whiteList)'.green + ': ' + item.title.yellow );
|
|
}
|
|
passedTestsManual++;
|
|
return;
|
|
}
|
|
printTitle( argv.quick );
|
|
failOutputTests++;
|
|
|
|
if( !argv.quick ) {
|
|
console.log('RAW EXPECTED'.cyan + ':');
|
|
console.log(item.result + "\n");
|
|
|
|
console.log('RAW RENDERED'.cyan + ':');
|
|
console.log(formatHTML(out) + "\n");
|
|
|
|
var a = formatHTML(normalizedExpected);
|
|
|
|
console.log('NORMALIZED EXPECTED'.magenta + ':');
|
|
console.log(a + "\n");
|
|
|
|
var b = formatHTML(normalizedOut);
|
|
|
|
console.log('NORMALIZED RENDERED'.magenta + ':')
|
|
console.log(formatHTML(normalizeOut(out)) + "\n");
|
|
var patch = jsDiff.createPatch('wikitext.txt', a, b, 'before', 'after');
|
|
|
|
console.log('DIFF'.cyan +': ');
|
|
|
|
// Strip the header from the patch, we know how diffs work..
|
|
patch = patch.replace(/^[^\n]*\n[^\n]*\n[^\n]*\n[^\n]*\n/, '');
|
|
|
|
var colored_diff = patch.split( '\n' ).map( function(line) {
|
|
// Add some colors to diff output
|
|
switch( line.charAt(0) ) {
|
|
case '-':
|
|
return line.red;
|
|
case '+':
|
|
return line.blue;
|
|
default:
|
|
return line;
|
|
}
|
|
}).join( "\n" );
|
|
|
|
|
|
console.log( colored_diff );
|
|
|
|
if(argv.printwhitelist) {
|
|
console.log("Whitelist entry:");
|
|
console.log("testWhiteList[" +
|
|
JSON.stringify(item.title) + "] = " +
|
|
JSON.stringify(out) +
|
|
";");
|
|
}
|
|
}
|
|
} else {
|
|
passedTests++;
|
|
if( !argv.quiet ) {
|
|
console.log( 'PASSED'.green + ': ' + item.title.yellow );
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
function processTokens ( tokens, tokenizer ) {
|
|
// push a body element, just to be sure to have one
|
|
tokenizer.processToken({type: 'TAG', name: 'body'});
|
|
// Process all tokens
|
|
for (var i = 0, length = tokens.length; i < length; i++) {
|
|
tokenizer.processToken(tokens[i]);
|
|
}
|
|
// And signal the end
|
|
tokenizer.processToken({type: 'END'});
|
|
}
|
|
|
|
var comments = [];
|
|
|
|
console.log( "Initialisation complete. Now launching tests." );
|
|
cases.forEach(function(item) {
|
|
if (typeof item == 'object') {
|
|
switch(item.type) {
|
|
case 'article':
|
|
//processArticle(item);
|
|
break;
|
|
case 'test':
|
|
if( test_filter && -1 === item.title.search( test_filter ) ) {
|
|
// Skip test whose title does not match --filter
|
|
break;
|
|
}
|
|
// Add comments to following test.
|
|
item.comments = comments;
|
|
comments = [];
|
|
processTest(item);
|
|
break;
|
|
case 'comment':
|
|
comments.push(item.comment);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
|
|
/**
|
|
* Colorize given number if <> 0
|
|
*
|
|
* @param count Integer: a number to colorize
|
|
* @param color String: 'green' or 'red'
|
|
*/
|
|
function ColorizeCount( count, color ) {
|
|
if( count === 0 ) {
|
|
return count;
|
|
}
|
|
|
|
// We need a string to use colors methods
|
|
count = count.toString();
|
|
// FIXME there must be a wait to call a method by its name
|
|
switch( color ) {
|
|
case 'green': return count.green;
|
|
case 'red': return count.red;
|
|
|
|
default: return count;
|
|
}
|
|
}
|
|
|
|
var failTotalTests = (failParseTests + failTreeTests + failOutputTests);
|
|
|
|
console.log( "==========================================================");
|
|
console.log( "SUMMARY: ");
|
|
|
|
if( failTotalTests !== 0 ) {
|
|
console.log( ColorizeCount( passedTests , 'green' ) + " passed");
|
|
console.log( ColorizeCount( passedTestsManual , 'green' ) + " passed from whitelist");
|
|
console.log( ColorizeCount( failParseTests , 'red' ) + " parse failures");
|
|
console.log( ColorizeCount( failTreeTests , 'red' ) + " tree build failures");
|
|
console.log( ColorizeCount( failOutputTests, 'red' ) + " output differences");
|
|
console.log( "\n" );
|
|
console.log( ColorizeCount( passedTests + passedTestsManual , 'green' ) +
|
|
' total passed tests, ' +
|
|
ColorizeCount( failTotalTests , 'red' ) + " total failures");
|
|
|
|
} else {
|
|
if( test_filter !== null ) {
|
|
console.log( "Passed " + passedTests + passedTestsManual + " of " + passedTests + " tests matching " + test_filter + "... " + "ALL TESTS PASSED!".green );
|
|
} else {
|
|
// Should not happen if it does: Champagne!
|
|
console.log( "Passed " + passedTests + " of " + passedTests + " tests... " + "ALL TESTS PASSED!".green );
|
|
}
|
|
}
|
|
console.log( "==========================================================");
|
|
|
|
})();
|