tests/qunit/suites/resources/jquery/jquery.tablesorter.test.js

   1 ( function () {
   2         var header = [ 'Planet', 'Radius (km)' ],
   3
   4                 // Data set "planets"
   5                 mercury = [ 'Mercury', '2439.7' ],
   6                 venus = [ 'Venus', '6051.8' ],
   7                 earth = [ 'Earth', '6371.0' ],
   8                 mars = [ 'Mars', '3390.0' ],
   9                 jupiter = [ 'Jupiter', '69911' ],
  10                 saturn = [ 'Saturn', '58232' ],
  11                 planets = [ mercury, venus, earth, mars, jupiter, saturn ],
  12                 planetsAscName = [ earth, jupiter, mars, mercury, saturn, venus ],
  13                 planetsAscRadius = [ mercury, mars, venus, earth, saturn, jupiter ],
  14                 planetsRowspan,
  15                 planetsRowspanII,
  16                 planetsAscNameLegacy,
  17
  18                 // Data set "simple"
  19                 a1 = [ 'A', '1' ],
  20                 a2 = [ 'A', '2' ],
  21                 a3 = [ 'A', '3' ],
  22                 b1 = [ 'B', '1' ],
  23                 b2 = [ 'B', '2' ],
  24                 b3 = [ 'B', '3' ],
  25                 simple = [ a2, b3, a1, a3, b2, b1 ],
  26                 simpleAsc = [ a1, a2, a3, b1, b2, b3 ],
  27                 simpleDescasc = [ b1, b2, b3, a1, a2, a3 ],
  28
  29                 // Data set "colspan"
  30                 header4 = [ 'column1a', 'column1b', 'column1c', 'column2' ],
  31                 aaa1 = [ 'A', 'A', 'A', '1' ],
  32                 aab5 = [ 'A', 'A', 'B', '5' ],
  33                 abc3 = [ 'A', 'B', 'C', '3' ],
  34                 bbc2 = [ 'B', 'B', 'C', '2' ],
  35                 caa4 = [ 'C', 'A', 'A', '4' ],
  36                 colspanInitial = [ aab5, aaa1, abc3, bbc2, caa4 ],
  37
  38                 // Data set "ipv4"
  39                 ipv4 = [
  40                         // Some randomly generated fake IPs
  41                         [ '45.238.27.109' ],
  42                         [ '44.172.9.22' ],
  43                         [ '247.240.82.209' ],
  44                         [ '204.204.132.158' ],
  45                         [ '170.38.91.162' ],
  46                         [ '197.219.164.9' ],
  47                         [ '45.68.154.72' ],
  48                         [ '182.195.149.80' ]
  49                 ],
  50                 ipv4Sorted = [
  51                         // Sort order should go octet by octet
  52                         [ '44.172.9.22' ],
  53                         [ '45.68.154.72' ],
  54                         [ '45.238.27.109' ],
  55                         [ '170.38.91.162' ],
  56                         [ '182.195.149.80' ],
  57                         [ '197.219.164.9' ],
  58                         [ '204.204.132.158' ],
  59                         [ '247.240.82.209' ]
  60                 ],
  61
  62                 // Data set "umlaut"
  63                 umlautWords = [
  64                         [ 'Günther' ],
  65                         [ 'Peter' ],
  66                         [ 'Björn' ],
  67                         [ 'ä' ],
  68                         [ 'z' ],
  69                         [ 'Bjorn' ],
  70                         [ 'BjÖrn' ],
  71                         [ 'apfel' ],
  72                         [ 'Apfel' ],
  73                         [ 'Äpfel' ],
  74                         [ 'Strasse' ],
  75                         [ 'Sträßschen' ]
  76                 ],
  77                 umlautWordsSortedEn = [
  78                         [ 'ä' ],
  79                         [ 'Äpfel' ],
  80                         [ 'apfel' ],
  81                         [ 'Apfel' ],
  82                         [ 'Björn' ],
  83                         [ 'BjÖrn' ],
  84                         [ 'Bjorn' ],
  85                         [ 'Günther' ],
  86                         [ 'Peter' ],
  87                         [ 'Sträßschen' ],
  88                         [ 'Strasse' ],
  89                         [ 'z' ]
  90                 ],
  91                 umlautWordsSortedSv = [
  92                         [ 'apfel' ],
  93                         [ 'Apfel' ],
  94                         [ 'Bjorn' ],
  95                         [ 'Björn' ],
  96                         [ 'BjÖrn' ],
  97                         [ 'Günther' ],
  98                         [ 'Peter' ],
  99                         [ 'Strasse' ],
 100                         [ 'Sträßschen' ],
 101                         [ 'z' ],
 102                         [ 'ä' ], // ä sorts after z in Swedish
 103                         [ 'Äpfel' ]
 104                 ],
 105
 106                 // Data set "digraph"
 107                 digraphWords = [
 108                         [ 'London' ],
 109                         [ 'Ljubljana' ],
 110                         [ 'Luxembourg' ],
 111                         [ 'Njivice' ],
 112                         [ 'Norwich' ],
 113                         [ 'New York' ]
 114                 ],
 115                 digraphWordsSorted = [
 116                         [ 'London' ],
 117                         [ 'Luxembourg' ],
 118                         [ 'Ljubljana' ],
 119                         [ 'New York' ],
 120                         [ 'Norwich' ],
 121                         [ 'Njivice' ]
 122                 ],
 123
 124                 complexMDYDates = [
 125                         [ 'January, 19 2010' ],
 126                         [ 'April 21 1991' ],
 127                         [ '04 22 1991' ],
 128                         [ '5.12.1990' ],
 129                         [ 'December 12 \'10' ]
 130                 ],
 131                 complexMDYSorted = [
 132                         [ '5.12.1990' ],
 133                         [ 'April 21 1991' ],
 134                         [ '04 22 1991' ],
 135                         [ 'January, 19 2010' ],
 136                         [ 'December 12 \'10' ]
 137                 ],
 138
 139                 currencyUnsorted = [
 140                         [ '1.02 $' ],
 141                         [ '$ 3.00' ],
 142                         [ '€ 2,99' ],
 143                         [ '$ 1.00' ],
 144                         [ '$3.50' ],
 145                         [ '$ 1.50' ],
 146                         [ '€ 0.99' ]
 147                 ],
 148                 currencySorted = [
 149                         [ '€ 0.99' ],
 150                         [ '$ 1.00' ],
 151                         [ '1.02 $' ],
 152                         [ '$ 1.50' ],
 153                         [ '$ 3.00' ],
 154                         [ '$3.50' ],
 155                         // Commas sort after dots
 156                         // Not intentional but test to detect changes
 157                         [ '€ 2,99' ]
 158                 ],
 159
 160                 numbers = [
 161                         [ '12' ],
 162                         [ '7' ],
 163                         [ '13,000' ],
 164                         [ '9' ],
 165                         [ '14' ],
 166                         [ '8.0' ]
 167                 ],
 168                 numbersAsc = [
 169                         [ '7' ],
 170                         [ '8.0' ],
 171                         [ '9' ],
 172                         [ '12' ],
 173                         [ '14' ],
 174                         [ '13,000' ]
 175                 ],
 176
 177                 correctDateSorting1 = [
 178                         [ '01 January 2010' ],
 179                         [ '05 February 2010' ],
 180                         [ '16 January 2010' ]
 181                 ],
 182                 correctDateSortingSorted1 = [
 183                         [ '01 January 2010' ],
 184                         [ '16 January 2010' ],
 185                         [ '05 February 2010' ]
 186                 ],
 187
 188                 correctDateSorting2 = [
 189                         [ 'January 01 2010' ],
 190                         [ 'February 05 2010' ],
 191                         [ 'January 16 2010' ]
 192                 ],
 193                 correctDateSortingSorted2 = [
 194                         [ 'January 01 2010' ],
 195                         [ 'January 16 2010' ],
 196                         [ 'February 05 2010' ]
 197                 ],
 198                 isoDateSorting = [
 199                         [ '2010-02-01' ],
 200                         [ '2009-12-25T12:30:45.001Z' ],
 201                         [ '2010-01-31' ],
 202                         [ '2009' ],
 203                         [ '2009-12-25T12:30:45' ],
 204                         [ '2009-12-25T12:30:45.111' ],
 205                         [ '2009-12-25T12:30:45+01:00' ]
 206                 ],
 207                 isoDateSortingSorted = [
 208                         [ '2009' ],
 209                         [ '2009-12-25T12:30:45+01:00' ],
 210                         [ '2009-12-25T12:30:45' ],
 211                         [ '2009-12-25T12:30:45.001Z' ],
 212                         [ '2009-12-25T12:30:45.111' ],
 213                         [ '2010-01-31' ],
 214                         [ '2010-02-01' ]
 215                 ];
 216
 217         QUnit.module( 'jquery.tablesorter', QUnit.newMwEnvironment( {
 218                 setup: function () {
 219                         this.liveMonths = mw.language.months;
 220                         mw.language.months = {
 221                                 keys: {
 222                                         names: [ 'january', 'february', 'march', 'april', 'may_long', 'june',
 223                                                 'july', 'august', 'september', 'october', 'november', 'december' ],
 224                                         genitive: [ 'january-gen', 'february-gen', 'march-gen', 'april-gen', 'may-gen', 'june-gen',
 225                                                 'july-gen', 'august-gen', 'september-gen', 'october-gen', 'november-gen', 'december-gen' ],
 226                                         abbrev: [ 'jan', 'feb', 'mar', 'apr', 'may', 'jun',
 227                                                 'jul', 'aug', 'sep', 'oct', 'nov', 'dec' ]
 228                                 },
 229                                 names: [ 'January', 'February', 'March', 'April', 'May', 'June',
 230                                         'July', 'August', 'September', 'October', 'November', 'December' ],
 231                                 genitive: [ 'January', 'February', 'March', 'April', 'May', 'June',
 232                                         'July', 'August', 'September', 'October', 'November', 'December' ],
 233                                 abbrev: [ 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
 234                                         'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec' ]
 235                         };
 236                 },
 237                 teardown: function () {
 238                         mw.language.months = this.liveMonths;
 239                 },
 240                 config: {
 241                         wgDefaultDateFormat: 'dmy',
 242                         wgSeparatorTransformTable: [ '', '' ],
 243                         wgDigitTransformTable: [ '', '' ],
 244                         wgPageContentLanguage: 'en'
 245                 }
 246         } ) );
 247
 248         /**
 249          * Create an HTML table from an array of row arrays containing text strings.
 250          * First row will be header row. No fancy rowspan/colspan stuff.
 251          *
 252          * @param {string[]} header
 253          * @param {string[][]} data
 254          * @return {jQuery}
 255          */
 256         function tableCreate( header, data ) {
 257                 var i,
 258                         $table = $( '<table class="sortable"><thead></thead><tbody></tbody></table>' ),
 259                         $thead = $table.find( 'thead' ),
 260                         $tbody = $table.find( 'tbody' ),
 261                         $tr = $( '<tr>' );
 262
 263                 header.forEach( function ( str ) {
 264                         var $th = $( '<th>' );
 265                         $th.text( str ).appendTo( $tr );
 266                 } );
 267                 $tr.appendTo( $thead );
 268
 269                 for ( i = 0; i < data.length; i++ ) {
 270                         $tr = $( '<tr>' );
 271                         // eslint-disable-next-line no-loop-func
 272                         data[ i ].forEach( function ( str ) {
 273                                 var $td = $( '<td>' );
 274                                 $td.text( str ).appendTo( $tr );
 275                         } );
 276                         $tr.appendTo( $tbody );
 277                 }
 278                 return $table;
 279         }
 280
 281         /**
 282          * Extract text from table.
 283          *
 284          * @param {jQuery} $table
 285          * @return {string[][]}
 286          */
 287         function tableExtract( $table ) {
 288                 var data = [];
 289
 290                 $table.find( 'tbody' ).find( 'tr' ).each( function ( i, tr ) {
 291                         var row = [];
 292                         $( tr ).find( 'td,th' ).each( function ( i, td ) {
 293                                 row.push( $( td ).text() );
 294                         } );
 295                         data.push( row );
 296                 } );
 297                 return data;
 298         }
 299
 300         /**
 301          * Run a table test by building a table with the given data,
 302          * running some callback on it, then checking the results.
 303          *
 304          * @param {string} msg text to pass on to qunit for the comparison
 305          * @param {string[]} header cols to make the table
 306          * @param {string[][]} data rows/cols to make the table
 307          * @param {string[][]} expected rows/cols to compare against at end
 308          * @param {function($table)} callback something to do with the table before we compare
 309          */
 310         function tableTest( msg, header, data, expected, callback ) {
 311                 QUnit.test( msg, function ( assert ) {
 312                         var extracted,
 313                                 $table = tableCreate( header, data );
 314
 315                         // Give caller a chance to set up sorting and manipulate the table.
 316                         callback( $table );
 317
 318                         // Table sorting is done synchronously; if it ever needs to change back
 319                         // to asynchronous, we'll need a timeout or a callback here.
 320                         extracted = tableExtract( $table );
 321                         assert.deepEqual( extracted, expected, msg );
 322                 } );
 323         }
 324
 325         /**
 326          * Run a table test by building a table with the given HTML,
 327          * running some callback on it, then checking the results.
 328          *
 329          * @param {string} msg text to pass on to qunit for the comparison
 330          * @param {string} html HTML to make the table
 331          * @param {string[][]} expected Rows/cols to compare against at end
 332          * @param {function($table)} callback Something to do with the table before we compare
 333          */
 334         function tableTestHTML( msg, html, expected, callback ) {
 335                 QUnit.test( msg, function ( assert ) {
 336                         var extracted,
 337                                 $table = $( html );
 338
 339                         // Give caller a chance to set up sorting and manipulate the table.
 340                         if ( callback ) {
 341                                 callback( $table );
 342                         } else {
 343                                 $table.tablesorter();
 344                                 $table.find( '#sortme' ).trigger( 'click' );
 345                         }
 346
 347                         // Table sorting is done synchronously; if it ever needs to change back
 348                         // to asynchronous, we'll need a timeout or a callback here.
 349                         extracted = tableExtract( $table );
 350                         assert.deepEqual( extracted, expected, msg );
 351                 } );
 352         }
 353
 354         function reversed( arr ) {
 355                 // Clone array
 356                 var arr2 = arr.slice( 0 );
 357
 358                 arr2.reverse();
 359
 360                 return arr2;
 361         }
 362
 363         // Sample data set using planets named and their radius
 364
 365         tableTest(
 366                 'Basic planet table: sorting initially - ascending by name',
 367                 header,
 368                 planets,
 369                 planetsAscName,
 370                 function ( $table ) {
 371                         $table.tablesorter( { sortList: [
 372                                 { 0: 'asc' }
 373                         ] } );
 374                 }
 375         );
 376         tableTest(
 377                 'Basic planet table: sorting initially - descending by radius',
 378                 header,
 379                 planets,
 380                 reversed( planetsAscRadius ),
 381                 function ( $table ) {
 382                         $table.tablesorter( { sortList: [
 383                                 { 1: 'desc' }
 384                         ] } );
 385                 }
 386         );
 387         tableTest(
 388                 'Basic planet table: ascending by name',
 389                 header,
 390                 planets,
 391                 planetsAscName,
 392                 function ( $table ) {
 393                         $table.tablesorter();
 394                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 395                 }
 396         );
 397         tableTest(
 398                 'Basic planet table: ascending by name a second time',
 399                 header,
 400                 planets,
 401                 planetsAscName,
 402                 function ( $table ) {
 403                         $table.tablesorter();
 404                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 405                 }
 406         );
 407         tableTest(
 408                 'Basic planet table: ascending by name (multiple clicks)',
 409                 header,
 410                 planets,
 411                 planetsAscName,
 412                 function ( $table ) {
 413                         $table.tablesorter();
 414                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 415                         $table.find( '.headerSort:eq(1)' ).trigger( 'click' );
 416                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 417                 }
 418         );
 419         tableTest(
 420                 'Basic planet table: descending by name',
 421                 header,
 422                 planets,
 423                 reversed( planetsAscName ),
 424                 function ( $table ) {
 425                         $table.tablesorter();
 426                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' ).trigger( 'click' );
 427                 }
 428         );
 429         tableTest(
 430                 'Basic planet table: ascending radius',
 431                 header,
 432                 planets,
 433                 planetsAscRadius,
 434                 function ( $table ) {
 435                         $table.tablesorter();
 436                         $table.find( '.headerSort:eq(1)' ).trigger( 'click' );
 437                 }
 438         );
 439         tableTest(
 440                 'Basic planet table: descending radius',
 441                 header,
 442                 planets,
 443                 reversed( planetsAscRadius ),
 444                 function ( $table ) {
 445                         $table.tablesorter();
 446                         $table.find( '.headerSort:eq(1)' ).trigger( 'click' ).trigger( 'click' );
 447                 }
 448         );
 449         tableTest(
 450                 'Sorting multiple columns by passing sort list',
 451                 header,
 452                 simple,
 453                 simpleAsc,
 454                 function ( $table ) {
 455                         $table.tablesorter(
 456                                 { sortList: [
 457                                         { 0: 'asc' },
 458                                         { 1: 'asc' }
 459                                 ] }
 460                         );
 461                 }
 462         );
 463         tableTest(
 464                 'Sorting multiple columns by programmatically triggering sort()',
 465                 header,
 466                 simple,
 467                 simpleDescasc,
 468                 function ( $table ) {
 469                         $table.tablesorter();
 470                         $table.data( 'tablesorter' ).sort(
 471                                 [
 472                                         { 0: 'desc' },
 473                                         { 1: 'asc' }
 474                                 ]
 475                         );
 476                 }
 477         );
 478         tableTest(
 479                 'Reset to initial sorting by triggering sort() without any parameters',
 480                 header,
 481                 simple,
 482                 simpleAsc,
 483                 function ( $table ) {
 484                         $table.tablesorter(
 485                                 { sortList: [
 486                                         { 0: 'asc' },
 487                                         { 1: 'asc' }
 488                                 ] }
 489                         );
 490                         $table.data( 'tablesorter' ).sort(
 491                                 [
 492                                         { 0: 'desc' },
 493                                         { 1: 'asc' }
 494                                 ]
 495                         );
 496                         $table.data( 'tablesorter' ).sort();
 497                 }
 498         );
 499         tableTest(
 500                 'Sort via click event after having initialized the tablesorter with initial sorting',
 501                 header,
 502                 simple,
 503                 simpleDescasc,
 504                 function ( $table ) {
 505                         $table.tablesorter(
 506                                 { sortList: [ { 0: 'asc' }, { 1: 'asc' } ] }
 507                         );
 508                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 509                 }
 510         );
 511         tableTest(
 512                 'Multi-sort via click event after having initialized the tablesorter with initial sorting',
 513                 header,
 514                 simple,
 515                 simpleAsc,
 516                 function ( $table ) {
 517                         var event;
 518                         $table.tablesorter(
 519                                 { sortList: [ { 0: 'desc' }, { 1: 'desc' } ] }
 520                         );
 521                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 522
 523                         // Pretend to click while pressing the multi-sort key
 524                         event = $.Event( 'click' );
 525                         event[ $table.data( 'tablesorter' ).config.sortMultiSortKey ] = true;
 526                         $table.find( '.headerSort:eq(1)' ).trigger( event );
 527                 }
 528         );
 529         QUnit.test( 'Reset sorting making table appear unsorted', function ( assert ) {
 530                 var $table = tableCreate( header, simple );
 531                 $table.tablesorter(
 532                         { sortList: [
 533                                 { 0: 'desc' },
 534                                 { 1: 'asc' }
 535                         ] }
 536                 );
 537                 $table.data( 'tablesorter' ).sort( [] );
 538
 539                 assert.strictEqual(
 540                         $table.find( 'th.headerSortUp' ).length + $table.find( 'th.headerSortDown' ).length,
 541                         0,
 542                         'No sort specific sort classes addign to header cells'
 543                 );
 544
 545                 assert.strictEqual(
 546                         $table.find( 'th' ).first().attr( 'title' ),
 547                         mw.msg( 'sort-ascending' ),
 548                         'First header cell has default title'
 549                 );
 550
 551                 assert.strictEqual(
 552                         $table.find( 'th' ).first().attr( 'title' ),
 553                         $table.find( 'th' ).last().attr( 'title' ),
 554                         'Both header cells\' titles match'
 555                 );
 556         } );
 557
 558         // Sorting with colspans
 559
 560         tableTest( 'Sorting with colspanned headers: spanned column',
 561                 header4,
 562                 colspanInitial,
 563                 [ aaa1, aab5, abc3, bbc2, caa4 ],
 564                 function ( $table ) {
 565                         // Make colspanned header for test
 566                         $table.find( 'tr:eq(0) th:eq(1), tr:eq(0) th:eq(2)' ).remove();
 567                         $table.find( 'tr:eq(0) th:eq(0)' ).attr( 'colspan', '3' );
 568
 569                         $table.tablesorter();
 570                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 571                 }
 572         );
 573         tableTest( 'Sorting with colspanned headers: sort spanned column twice',
 574                 header4,
 575                 colspanInitial,
 576                 [ caa4, bbc2, abc3, aab5, aaa1 ],
 577                 function ( $table ) {
 578                         // Make colspanned header for test
 579                         $table.find( 'tr:eq(0) th:eq(1), tr:eq(0) th:eq(2)' ).remove();
 580                         $table.find( 'tr:eq(0) th:eq(0)' ).attr( 'colspan', '3' );
 581
 582                         $table.tablesorter();
 583                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 584                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 585                 }
 586         );
 587         tableTest( 'Sorting with colspanned headers: subsequent column',
 588                 header4,
 589                 colspanInitial,
 590                 [ aaa1, bbc2, abc3, caa4, aab5 ],
 591                 function ( $table ) {
 592                         // Make colspanned header for test
 593                         $table.find( 'tr:eq(0) th:eq(1), tr:eq(0) th:eq(2)' ).remove();
 594                         $table.find( 'tr:eq(0) th:eq(0)' ).attr( 'colspan', '3' );
 595
 596                         $table.tablesorter();
 597                         $table.find( '.headerSort:eq(1)' ).trigger( 'click' );
 598                 }
 599         );
 600         tableTest( 'Sorting with colspanned headers: sort subsequent column twice',
 601                 header4,
 602                 colspanInitial,
 603                 [ aab5, caa4, abc3, bbc2, aaa1 ],
 604                 function ( $table ) {
 605                         // Make colspanned header for test
 606                         $table.find( 'tr:eq(0) th:eq(1), tr:eq(0) th:eq(2)' ).remove();
 607                         $table.find( 'tr:eq(0) th:eq(0)' ).attr( 'colspan', '3' );
 608
 609                         $table.tablesorter();
 610                         $table.find( '.headerSort:eq(1)' ).trigger( 'click' );
 611                         $table.find( '.headerSort:eq(1)' ).trigger( 'click' );
 612                 }
 613         );
 614
 615         QUnit.test( 'Basic planet table: one unsortable column', function ( assert ) {
 616                 var $table = tableCreate( header, planets ),
 617                         $cell;
 618                 $table.find( 'tr:eq(0) > th:eq(0)' ).addClass( 'unsortable' );
 619
 620                 $table.tablesorter();
 621                 $table.find( 'tr:eq(0) > th:eq(0)' ).trigger( 'click' );
 622
 623                 assert.deepEqual(
 624                         tableExtract( $table ),
 625                         planets,
 626                         'table not sorted'
 627                 );
 628
 629                 $cell = $table.find( 'tr:eq(0) > th:eq(0)' );
 630                 $table.find( 'tr:eq(0) > th:eq(1)' ).trigger( 'click' );
 631
 632                 assert.strictEqual(
 633                         $cell.hasClass( 'headerSortUp' ) || $cell.hasClass( 'headerSortDown' ),
 634                         false,
 635                         'after sort: no class headerSortUp or headerSortDown'
 636                 );
 637
 638                 assert.strictEqual(
 639                         $cell.attr( 'title' ),
 640                         undefined,
 641                         'after sort: no title tag added'
 642                 );
 643
 644         } );
 645
 646         // Regression tests!
 647         tableTest(
 648                 'T30775: German-style (dmy) short numeric dates',
 649                 [ 'Date' ],
 650                 [
 651                         // German-style dates are day-month-year
 652                         [ '11.11.2011' ],
 653                         [ '01.11.2011' ],
 654                         [ '02.10.2011' ],
 655                         [ '03.08.2011' ],
 656                         [ '09.11.2011' ]
 657                 ],
 658                 [
 659                         // Sorted by ascending date
 660                         [ '03.08.2011' ],
 661                         [ '02.10.2011' ],
 662                         [ '01.11.2011' ],
 663                         [ '09.11.2011' ],
 664                         [ '11.11.2011' ]
 665                 ],
 666                 function ( $table ) {
 667                         mw.config.set( 'wgDefaultDateFormat', 'dmy' );
 668                         mw.config.set( 'wgPageContentLanguage', 'de' );
 669
 670                         $table.tablesorter();
 671                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 672                 }
 673         );
 674
 675         tableTest(
 676                 'T30775: American-style (mdy) short numeric dates',
 677                 [ 'Date' ],
 678                 [
 679                         // American-style dates are month-day-year
 680                         [ '11.11.2011' ],
 681                         [ '01.11.2011' ],
 682                         [ '02.10.2011' ],
 683                         [ '03.08.2011' ],
 684                         [ '09.11.2011' ]
 685                 ],
 686                 [
 687                         // Sorted by ascending date
 688                         [ '01.11.2011' ],
 689                         [ '02.10.2011' ],
 690                         [ '03.08.2011' ],
 691                         [ '09.11.2011' ],
 692                         [ '11.11.2011' ]
 693                 ],
 694                 function ( $table ) {
 695                         mw.config.set( 'wgDefaultDateFormat', 'mdy' );
 696
 697                         $table.tablesorter();
 698                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 699                 }
 700         );
 701
 702         tableTest(
 703                 'T19141: IPv4 address sorting',
 704                 [ 'IP' ],
 705                 ipv4,
 706                 ipv4Sorted,
 707                 function ( $table ) {
 708                         $table.tablesorter();
 709                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 710                 }
 711         );
 712         tableTest(
 713                 'T19141: IPv4 address sorting (reverse)',
 714                 [ 'IP' ],
 715                 ipv4,
 716                 reversed( ipv4Sorted ),
 717                 function ( $table ) {
 718                         $table.tablesorter();
 719                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' ).trigger( 'click' );
 720                 }
 721         );
 722
 723         tableTest(
 724                 'Accented Characters with custom collation',
 725                 [ 'Name' ],
 726                 umlautWords,
 727                 umlautWordsSortedEn,
 728                 function ( $table ) {
 729                         mw.config.set( 'tableSorterCollation', {
 730                                 ä: 'ae',
 731                                 ö: 'oe',
 732                                 ß: 'ss',
 733                                 ü: 'ue'
 734                         } );
 735
 736                         $table.tablesorter();
 737                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 738                 }
 739         );
 740
 741         tableTest(
 742                 'Accented Characters Swedish locale',
 743                 [ 'Name' ],
 744                 umlautWords,
 745                 umlautWordsSortedSv,
 746                 function ( $table ) {
 747                         mw.config.set( 'wgPageContentLanguage', 'sv' );
 748
 749                         $table.tablesorter();
 750                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 751                 }
 752         );
 753
 754         tableTest(
 755                 'Digraphs with custom collation',
 756                 [ 'City' ],
 757                 digraphWords,
 758                 digraphWordsSorted,
 759                 function ( $table ) {
 760                         mw.config.set( 'tableSorterCollation', {
 761                                 lj: 'lzzzz',
 762                                 nj: 'nzzzz'
 763                         } );
 764
 765                         $table.tablesorter();
 766                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 767                 }
 768         );
 769
 770         QUnit.test( 'Rowspan not exploded on init', function ( assert ) {
 771                 var $table = tableCreate( header, planets );
 772
 773                 // Modify the table to have a multiple-row-spanning cell:
 774                 // - Remove 2nd cell of 4th row, and, 2nd cell or 5th row.
 775                 $table.find( 'tr:eq(3) td:eq(1), tr:eq(4) td:eq(1)' ).remove();
 776                 // - Set rowspan for 2nd cell of 3rd row to 3.
 777                 //   This covers the removed cell in the 4th and 5th row.
 778                 $table.find( 'tr:eq(2) td:eq(1)' ).attr( 'rowspan', '3' );
 779
 780                 $table.tablesorter();
 781
 782                 assert.strictEqual(
 783                         $table.find( 'tr:eq(2) td:eq(1)' ).prop( 'rowSpan' ),
 784                         3,
 785                         'Rowspan not exploded'
 786                 );
 787         } );
 788
 789         planetsRowspan = [
 790                 [ 'Earth', '6051.8' ],
 791                 jupiter,
 792                 [ 'Mars', '6051.8' ],
 793                 mercury,
 794                 saturn,
 795                 venus
 796         ];
 797         planetsRowspanII = [ jupiter, mercury, saturn, venus, [ 'Venus', '6371.0' ], [ 'Venus', '3390.0' ] ];
 798
 799         tableTest(
 800                 'Basic planet table: same value for multiple rows via rowspan',
 801                 header,
 802                 planets,
 803                 planetsRowspan,
 804                 function ( $table ) {
 805                         // Modify the table to have a multiple-row-spanning cell:
 806                         // - Remove 2nd cell of 4th row, and, 2nd cell or 5th row.
 807                         $table.find( 'tr:eq(3) td:eq(1), tr:eq(4) td:eq(1)' ).remove();
 808                         // - Set rowspan for 2nd cell of 3rd row to 3.
 809                         //   This covers the removed cell in the 4th and 5th row.
 810                         $table.find( 'tr:eq(2) td:eq(1)' ).attr( 'rowspan', '3' );
 811
 812                         $table.tablesorter();
 813                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 814                 }
 815         );
 816         tableTest(
 817                 'Basic planet table: same value for multiple rows via rowspan (sorting initially)',
 818                 header,
 819                 planets,
 820                 planetsRowspan,
 821                 function ( $table ) {
 822                         // Modify the table to have a multiple-row-spanning cell:
 823                         // - Remove 2nd cell of 4th row, and, 2nd cell or 5th row.
 824                         $table.find( 'tr:eq(3) td:eq(1), tr:eq(4) td:eq(1)' ).remove();
 825                         // - Set rowspan for 2nd cell of 3rd row to 3.
 826                         //   This covers the removed cell in the 4th and 5th row.
 827                         $table.find( 'tr:eq(2) td:eq(1)' ).attr( 'rowspan', '3' );
 828
 829                         $table.tablesorter( { sortList: [
 830                                 { 0: 'asc' }
 831                         ] } );
 832                 }
 833         );
 834         tableTest(
 835                 'Basic planet table: Same value for multiple rows via rowspan II',
 836                 header,
 837                 planets,
 838                 planetsRowspanII,
 839                 function ( $table ) {
 840                         // Modify the table to have a multiple-row-spanning cell:
 841                         // - Remove 1st cell of 4th row, and, 1st cell or 5th row.
 842                         $table.find( 'tr:eq(3) td:eq(0), tr:eq(4) td:eq(0)' ).remove();
 843                         // - Set rowspan for 1st cell of 3rd row to 3.
 844                         //   This covers the removed cell in the 4th and 5th row.
 845                         $table.find( 'tr:eq(2) td:eq(0)' ).attr( 'rowspan', '3' );
 846
 847                         $table.tablesorter();
 848                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 849                 }
 850         );
 851
 852         tableTest(
 853                 'Complex date parsing I',
 854                 [ 'date' ],
 855                 complexMDYDates,
 856                 complexMDYSorted,
 857                 function ( $table ) {
 858                         mw.config.set( 'wgDefaultDateFormat', 'mdy' );
 859
 860                         $table.tablesorter();
 861                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 862                 }
 863         );
 864
 865         tableTest(
 866                 'Currency parsing I',
 867                 [ 'currency' ],
 868                 currencyUnsorted,
 869                 currencySorted,
 870                 function ( $table ) {
 871                         $table.tablesorter();
 872                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 873                 }
 874         );
 875
 876         planetsAscNameLegacy = planetsAscName.slice( 0 );
 877         planetsAscNameLegacy[ 4 ] = planetsAscNameLegacy[ 5 ];
 878         planetsAscNameLegacy.pop();
 879
 880         tableTest(
 881                 'Legacy compat with .sortbottom',
 882                 header,
 883                 planets,
 884                 planetsAscNameLegacy,
 885                 function ( $table ) {
 886                         $table.find( 'tr:last' ).addClass( 'sortbottom' );
 887                         $table.tablesorter();
 888                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 889                 }
 890         );
 891
 892         QUnit.test( 'Test detection routine', function ( assert ) {
 893                 var $table;
 894                 $table = $(
 895                         '<table class="sortable">' +
 896                                 '<caption>CAPTION</caption>' +
 897                                 '<tr><th>THEAD</th></tr>' +
 898                                 '<tr><td>1</td></tr>' +
 899                                 '<tr class="sortbottom"><td>text</td></tr>' +
 900                                 '</table>'
 901                 );
 902                 $table.tablesorter();
 903                 $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
 904
 905                 assert.strictEqual(
 906                         $table.data( 'tablesorter' ).config.parsers[ 0 ].id,
 907                         'number',
 908                         'Correctly detected column content skipping sortbottom'
 909                 );
 910         } );
 911
 912         /** FIXME: the diff output is not very readeable. */
 913         QUnit.test( 'T34047 - caption must be before thead', function ( assert ) {
 914                 var $table;
 915                 $table = $(
 916                         '<table class="sortable">' +
 917                                 '<caption>CAPTION</caption>' +
 918                                 '<tr><th>THEAD</th></tr>' +
 919                                 '<tr><td>A</td></tr>' +
 920                                 '<tr><td>B</td></tr>' +
 921                                 '<tr class="sortbottom"><td>TFOOT</td></tr>' +
 922                                 '</table>'
 923                 );
 924                 $table.tablesorter();
 925
 926                 assert.strictEqual(
 927                         $table.children().get( 0 ).nodeName,
 928                         'CAPTION',
 929                         'First element after <thead> must be <caption> (T34047)'
 930                 );
 931         } );
 932
 933         QUnit.test( 'data-sort-value attribute, when available, should override sorting position', function ( assert ) {
 934                 var $table, data;
 935
 936                 // Example 1: All cells except one cell without data-sort-value,
 937                 // which should be sorted at it's text content value.
 938                 $table = $(
 939                         '<table class="sortable"><thead><tr><th>Data</th></tr></thead>' +
 940                                 '<tbody>' +
 941                                 '<tr><td>Cheetah</td></tr>' +
 942                                 '<tr><td data-sort-value="Apple">Bird</td></tr>' +
 943                                 '<tr><td data-sort-value="Bananna">Ferret</td></tr>' +
 944                                 '<tr><td data-sort-value="Drupe">Elephant</td></tr>' +
 945                                 '<tr><td data-sort-value="Cherry">Dolphin</td></tr>' +
 946                                 '</tbody></table>'
 947                 );
 948                 $table.tablesorter().find( '.headerSort:eq(0)' ).trigger( 'click' );
 949
 950                 data = [];
 951                 $table.find( 'tbody > tr' ).each( function ( i, tr ) {
 952                         $( tr ).find( 'td' ).each( function ( i, td ) {
 953                                 data.push( {
 954                                         data: $( td ).data( 'sortValue' ),
 955                                         text: $( td ).text()
 956                                 } );
 957                         } );
 958                 } );
 959
 960                 assert.deepEqual( data, [
 961                         {
 962                                 data: 'Apple',
 963                                 text: 'Bird'
 964                         },
 965                         {
 966                                 data: 'Bananna',
 967                                 text: 'Ferret'
 968                         },
 969                         {
 970                                 data: undefined,
 971                                 text: 'Cheetah'
 972                         },
 973                         {
 974                                 data: 'Cherry',
 975                                 text: 'Dolphin'
 976                         },
 977                         {
 978                                 data: 'Drupe',
 979                                 text: 'Elephant'
 980                         }
 981                 ], 'Order matches expected order (based on data-sort-value attribute values)' );
 982
 983                 // Example 2
 984                 $table = $(
 985                         '<table class="sortable"><thead><tr><th>Data</th></tr></thead>' +
 986                                 '<tbody>' +
 987                                 '<tr><td>D</td></tr>' +
 988                                 '<tr><td data-sort-value="E">A</td></tr>' +
 989                                 '<tr><td>B</td></tr>' +
 990                                 '<tr><td>G</td></tr>' +
 991                                 '<tr><td data-sort-value="F">C</td></tr>' +
 992                                 '<tr><td><span data-sort-value="D">H</span></td></tr>' +
 993                                 '</tbody></table>'
 994                 );
 995                 $table.tablesorter().find( '.headerSort:eq(0)' ).trigger( 'click' );
 996
 997                 data = [];
 998                 $table.find( 'tbody > tr' ).each( function ( i, tr ) {
 999                         $( tr ).find( 'td' ).each( function ( i, td ) {
1000                                 data.push( {
1001                                         data: $( td ).data( 'sortValue' ),
1002                                         text: $( td ).text()
1003                                 } );
1004                         } );
1005                 } );
1006
1007                 assert.deepEqual( data, [
1008                         {
1009                                 data: undefined,
1010                                 text: 'B'
1011                         },
1012                         {
1013                                 data: undefined,
1014                                 text: 'D'
1015                         },
1016                         {
1017                                 data: undefined,
1018                                 text: 'H'
1019                         },
1020                         {
1021                                 data: 'E',
1022                                 text: 'A'
1023                         },
1024                         {
1025                                 data: 'F',
1026                                 text: 'C'
1027                         },
1028                         {
1029                                 data: undefined,
1030                                 text: 'G'
1031                         }
1032                 ], 'Order matches expected order (based on data-sort-value attribute values)' );
1033
1034                 // Example 3: Test that live changes are used from data-sort-value,
1035                 // even if they change after the tablesorter is constructed (T40152).
1036                 $table = $(
1037                         '<table class="sortable"><thead><tr><th>Data</th></tr></thead>' +
1038                                 '<tbody>' +
1039                                 '<tr><td>D</td></tr>' +
1040                                 '<tr><td data-sort-value="1">A</td></tr>' +
1041                                 '<tr><td>B</td></tr>' +
1042                                 '<tr><td data-sort-value="2">G</td></tr>' +
1043                                 '<tr><td>C</td></tr>' +
1044                                 '</tbody></table>'
1045                 );
1046                 // initialize table sorter and sort once
1047                 $table
1048                         .tablesorter()
1049                         .find( '.headerSort:eq(0)' ).trigger( 'click' );
1050
1051                 // Change the sortValue data properties (T40152)
1052                 // - change data
1053                 $table.find( 'td:contains(A)' ).data( 'sortValue', 3 );
1054                 // - add data
1055                 $table.find( 'td:contains(B)' ).data( 'sortValue', 1 );
1056                 // - remove data, bring back attribute: 2
1057                 $table.find( 'td:contains(G)' ).removeData( 'sortValue' );
1058
1059                 // Now sort again (twice, so it is back at Ascending)
1060                 $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1061                 $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1062
1063                 data = [];
1064                 $table.find( 'tbody > tr' ).each( function ( i, tr ) {
1065                         $( tr ).find( 'td' ).each( function ( i, td ) {
1066                                 data.push( {
1067                                         data: $( td ).data( 'sortValue' ),
1068                                         text: $( td ).text()
1069                                 } );
1070                         } );
1071                 } );
1072
1073                 assert.deepEqual( data, [
1074                         {
1075                                 data: 1,
1076                                 text: 'B'
1077                         },
1078                         {
1079                                 data: 2,
1080                                 text: 'G'
1081                         },
1082                         {
1083                                 data: 3,
1084                                 text: 'A'
1085                         },
1086                         {
1087                                 data: undefined,
1088                                 text: 'C'
1089                         },
1090                         {
1091                                 data: undefined,
1092                                 text: 'D'
1093                         }
1094                 ], 'Order matches expected order, using the current sortValue in $.data()' );
1095
1096         } );
1097
1098         tableTest( 'T10115: sort numbers with commas (ascending)',
1099                 [ 'Numbers' ], numbers, numbersAsc,
1100                 function ( $table ) {
1101                         $table.tablesorter();
1102                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1103                 }
1104         );
1105
1106         tableTest( 'T10115: sort numbers with commas (descending)',
1107                 [ 'Numbers' ], numbers, reversed( numbersAsc ),
1108                 function ( $table ) {
1109                         $table.tablesorter();
1110                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' ).trigger( 'click' );
1111                 }
1112         );
1113         // TODO add numbers sorting tests for T10115 with a different language
1114
1115         QUnit.test( 'T34888 - Tables inside a tableheader cell', function ( assert ) {
1116                 var $table;
1117                 $table = $(
1118                         '<table class="sortable" id="mw-bug-32888">' +
1119                                 '<tr><th>header<table id="mw-bug-32888-2">' +
1120                                 '<tr><th>1</th><th>2</th></tr>' +
1121                                 '</table></th></tr>' +
1122                                 '<tr><td>A</td></tr>' +
1123                                 '<tr><td>B</td></tr>' +
1124                                 '</table>'
1125                 );
1126                 $table.tablesorter();
1127
1128                 assert.strictEqual(
1129                         $table.find( '> thead:eq(0) > tr > th.headerSort' ).length,
1130                         1,
1131                         'Child tables inside a headercell should not interfere with sortable headers (T34888)'
1132                 );
1133                 assert.strictEqual(
1134                         $( '#mw-bug-32888-2' ).find( 'th.headerSort' ).length,
1135                         0,
1136                         'The headers of child tables inside a headercell should not be sortable themselves (T34888)'
1137                 );
1138         } );
1139
1140         tableTest(
1141                 'Correct date sorting I',
1142                 [ 'date' ],
1143                 correctDateSorting1,
1144                 correctDateSortingSorted1,
1145                 function ( $table ) {
1146                         mw.config.set( 'wgDefaultDateFormat', 'mdy' );
1147
1148                         $table.tablesorter();
1149                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1150                 }
1151         );
1152
1153         tableTest(
1154                 'Correct date sorting II',
1155                 [ 'date' ],
1156                 correctDateSorting2,
1157                 correctDateSortingSorted2,
1158                 function ( $table ) {
1159                         mw.config.set( 'wgDefaultDateFormat', 'dmy' );
1160
1161                         $table.tablesorter();
1162                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1163                 }
1164         );
1165
1166         tableTest(
1167                 'ISO date sorting',
1168                 [ 'isoDate' ],
1169                 isoDateSorting,
1170                 isoDateSortingSorted,
1171                 function ( $table ) {
1172                         mw.config.set( 'wgDefaultDateFormat', 'dmy' );
1173
1174                         $table.tablesorter();
1175                         $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1176                 }
1177         );
1178
1179         QUnit.test( 'Sorting images using alt text', function ( assert ) {
1180                 var $table = $(
1181                         '<table class="sortable">' +
1182                                 '<tr><th>THEAD</th></tr>' +
1183                                 '<tr><td><img alt="2"/></td></tr>' +
1184                                 '<tr><td>1</td></tr>' +
1185                                 '</table>'
1186                 );
1187                 $table.tablesorter().find( '.headerSort:eq(0)' ).trigger( 'click' );
1188
1189                 assert.strictEqual(
1190                         $table.find( 'td' ).first().text(),
1191                         '1',
1192                         'Applied correct sorting order'
1193                 );
1194         } );
1195
1196         QUnit.test( 'Sorting images using alt text (complex)', function ( assert ) {
1197                 var $table = $(
1198                         '<table class="sortable">' +
1199                                 '<tr><th>THEAD</th></tr>' +
1200                                 '<tr><td><img alt="D" />A</td></tr>' +
1201                                 '<tr><td>CC</td></tr>' +
1202                                 '<tr><td><a><img alt="A" /></a>F</tr>' +
1203                                 '<tr><td><img alt="A" /><strong>E</strong></tr>' +
1204                                 '<tr><td><strong><img alt="A" />D</strong></tr>' +
1205                                 '<tr><td><img alt="A" />C</tr>' +
1206                                 '</table>'
1207                 );
1208                 $table.tablesorter().find( '.headerSort:eq(0)' ).trigger( 'click' );
1209
1210                 assert.strictEqual(
1211                         $table.find( 'td' ).text(),
1212                         'CDEFCCA',
1213                         'Applied correct sorting order'
1214                 );
1215         } );
1216
1217         QUnit.test( 'Sorting images using alt text (with format autodetection)', function ( assert ) {
1218                 var $table = $(
1219                         '<table class="sortable">' +
1220                                 '<tr><th>THEAD</th></tr>' +
1221                                 '<tr><td><img alt="1" />7</td></tr>' +
1222                                 '<tr><td>1<img alt="6" /></td></tr>' +
1223                                 '<tr><td>5</td></tr>' +
1224                                 '<tr><td>4</td></tr>' +
1225                                 '</table>'
1226                 );
1227                 $table.tablesorter().find( '.headerSort:eq(0)' ).trigger( 'click' );
1228
1229                 assert.strictEqual(
1230                         $table.find( 'td' ).text(),
1231                         '4517',
1232                         'Applied correct sorting order'
1233                 );
1234         } );
1235
1236         QUnit.test( 'T40911 - The row with the largest amount of columns should receive the sort indicators', function ( assert ) {
1237                 var $table = $(
1238                         '<table class="sortable">' +
1239                                 '<thead>' +
1240                                 '<tr><th rowspan="2" id="A1">A1</th><th colspan="2">B2a</th></tr>' +
1241                                 '<tr><th id="B2b">B2b</th><th id="C2b">C2b</th></tr>' +
1242                                 '</thead>' +
1243                                 '<tr><td>A</td><td>Aa</td><td>Ab</td></tr>' +
1244                                 '<tr><td>B</td><td>Ba</td><td>Bb</td></tr>' +
1245                                 '</table>'
1246                 );
1247                 $table.tablesorter();
1248
1249                 assert.strictEqual(
1250                         $table.find( '#A1' ).attr( 'class' ),
1251                         'headerSort',
1252                         'The first column of the first row should be sortable'
1253                 );
1254                 assert.strictEqual(
1255                         $table.find( '#B2b' ).attr( 'class' ),
1256                         'headerSort',
1257                         'The th element of the 2nd row of the 2nd column should be sortable'
1258                 );
1259                 assert.strictEqual(
1260                         $table.find( '#C2b' ).attr( 'class' ),
1261                         'headerSort',
1262                         'The th element of the 2nd row of the 3rd column should be sortable'
1263                 );
1264         } );
1265
1266         QUnit.test( 'rowspans in table headers should prefer the last row when rows are equal in length', function ( assert ) {
1267                 var $table = $(
1268                         '<table class="sortable">' +
1269                                 '<thead>' +
1270                                 '<tr><th rowspan="2" id="A1">A1</th><th>B2a</th></tr>' +
1271                                 '<tr><th id="B2b">B2b</th></tr>' +
1272                                 '</thead>' +
1273                                 '<tr><td>A</td><td>Aa</td></tr>' +
1274                                 '<tr><td>B</td><td>Ba</td></tr>' +
1275                                 '</table>'
1276                 );
1277                 $table.tablesorter();
1278
1279                 assert.strictEqual(
1280                         $table.find( '#A1' ).attr( 'class' ),
1281                         'headerSort',
1282                         'The first column of the first row should be sortable'
1283                 );
1284                 assert.strictEqual(
1285                         $table.find( '#B2b' ).attr( 'class' ),
1286                         'headerSort',
1287                         'The th element of the 2nd row of the 2nd column should be sortable'
1288                 );
1289         } );
1290
1291         QUnit.test( 'holes in the table headers should not throw JS errors', function ( assert ) {
1292                 var $table = $(
1293                         '<table class="sortable">' +
1294                                 '<thead>' +
1295                                 '<tr><th id="A1">A1</th><th>B1</th><th id="C1" rowspan="2">C1</th></tr>' +
1296                                 '<tr><th id="A2">A2</th></tr>' +
1297                                 '</thead>' +
1298                                 '<tr><td>A</td><td>Aa</td><td>Aaa</td></tr>' +
1299                                 '<tr><td>B</td><td>Ba</td><td>Bbb</td></tr>' +
1300                                 '</table>'
1301                 );
1302                 $table.tablesorter();
1303                 assert.strictEqual( $table.find( '#A2' ).data( 'headerIndex' ),
1304                         undefined,
1305                         'A2 should not be a sort header'
1306                 );
1307                 assert.strictEqual( $table.find( '#C1' ).data( 'headerIndex' ),
1308                         2,
1309                         'C1 should be a sort header'
1310                 );
1311         } );
1312
1313         // T55527
1314         QUnit.test( 'td cells in thead should not be taken into account for longest row calculation', function ( assert ) {
1315                 var $table = $(
1316                         '<table class="sortable">' +
1317                                 '<thead>' +
1318                                 '<tr><th id="A1">A1</th><th>B1</th><td id="C1">C1</td></tr>' +
1319                                 '<tr><th id="A2">A2</th><th>B2</th><th id="C2">C2</th></tr>' +
1320                                 '</thead>' +
1321                                 '</table>'
1322                 );
1323                 $table.tablesorter();
1324                 assert.strictEqual( $table.find( '#C2' ).data( 'headerIndex' ),
1325                         2,
1326                         'C2 should be a sort header'
1327                 );
1328                 assert.strictEqual( $table.find( '#C1' ).data( 'headerIndex' ),
1329                         undefined,
1330                         'C1 should not be a sort header'
1331                 );
1332         } );
1333
1334         // T43889 - exploding rowspans in more complex cases
1335         tableTestHTML(
1336                 'Rowspan exploding with row headers',
1337                 '<table class="sortable">' +
1338                         '<thead><tr><th id="sortme">n</th><th>foo</th><th>bar</th><th>baz</th></tr></thead>' +
1339                         '<tbody>' +
1340                         '<tr><td>1</td><th rowspan="2">foo</th><td rowspan="2">bar</td><td>baz</td></tr>' +
1341                         '<tr><td>2</td><td>baz</td></tr>' +
1342                         '</tbody></table>',
1343                 [
1344                         [ '1', 'foo', 'bar', 'baz' ],
1345                         [ '2', 'foo', 'bar', 'baz' ]
1346                 ]
1347         );
1348
1349         // T55211 - exploding rowspans in more complex cases
1350         QUnit.test(
1351                 'Rowspan exploding with row headers and colspans', function ( assert ) {
1352                         var $table = $( '<table class="sortable">' +
1353                                 '<thead><tr><th rowspan="2">n</th><th colspan="2">foo</th><th rowspan="2">baz</th></tr>' +
1354                                 '<tr><th>foo</th><th>bar</th></tr></thead>' +
1355                                 '<tbody>' +
1356                                 '<tr><td>1</td><td>foo</td><td>bar</td><td>baz</td></tr>' +
1357                                 '<tr><td>2</td><td>foo</td><td>bar</td><td>baz</td></tr>' +
1358                                 '</tbody></table>' );
1359
1360                         $table.tablesorter();
1361                         assert.strictEqual( $table.find( 'tr:eq(1) th:eq(1)' ).data( 'headerIndex' ),
1362                                 2,
1363                                 'Incorrect index of sort header'
1364                         );
1365                 }
1366         );
1367
1368         tableTestHTML(
1369                 'Rowspan exploding with colspanned cells',
1370                 '<table class="sortable">' +
1371                         '<thead><tr><th id="sortme">n</th><th>foo</th><th>bar</th><th>baz</th></tr></thead>' +
1372                         '<tbody>' +
1373                         '<tr><td>1</td><td>foo</td><td>bar</td><td rowspan="2">baz</td></tr>' +
1374                         '<tr><td>2</td><td colspan="2">foobar</td></tr>' +
1375                         '</tbody></table>',
1376                 [
1377                         [ '1', 'foo', 'bar', 'baz' ],
1378                         [ '2', 'foobar', 'baz' ]
1379                 ]
1380         );
1381
1382         tableTestHTML(
1383                 'Rowspan exploding with colspanned cells (2)',
1384                 '<table class="sortable">' +
1385                         '<thead><tr><th>n</th><th>foo</th><th>bar</th><th>baz</th><th id="sortme">n2</th></tr></thead>' +
1386                         '<tbody>' +
1387                         '<tr><td>1</td><td>foo</td><td>bar</td><td rowspan="2">baz</td><td>2</td></tr>' +
1388                         '<tr><td>2</td><td colspan="2">foobar</td><td>1</td></tr>' +
1389                         '</tbody></table>',
1390                 [
1391                         [ '2', 'foobar', 'baz', '1' ],
1392                         [ '1', 'foo', 'bar', 'baz', '2' ]
1393                 ]
1394         );
1395
1396         tableTestHTML(
1397                 'Rowspan exploding with rightmost rows spanning most',
1398                 '<table class="sortable">' +
1399                         '<thead><tr><th id="sortme">n</th><th>foo</th><th>bar</th></tr></thead>' +
1400                         '<tbody>' +
1401                         '<tr><td>1</td><td rowspan="2">foo</td><td rowspan="4">bar</td></tr>' +
1402                         '<tr><td>2</td></tr>' +
1403                         '<tr><td>3</td><td rowspan="2">foo</td></tr>' +
1404                         '<tr><td>4</td></tr>' +
1405                         '</tbody></table>',
1406                 [
1407                         [ '1', 'foo', 'bar' ],
1408                         [ '2', 'foo', 'bar' ],
1409                         [ '3', 'foo', 'bar' ],
1410                         [ '4', 'foo', 'bar' ]
1411                 ]
1412         );
1413
1414         tableTestHTML(
1415                 'Rowspan exploding with rightmost rows spanning most (2)',
1416                 '<table class="sortable">' +
1417                         '<thead><tr><th id="sortme">n</th><th>foo</th><th>bar</th><th>baz</th></tr></thead>' +
1418                         '<tbody>' +
1419                         '<tr><td>1</td><td rowspan="2">foo</td><td rowspan="4">bar</td><td>baz</td></tr>' +
1420                         '<tr><td>2</td><td>baz</td></tr>' +
1421                         '<tr><td>3</td><td rowspan="2">foo</td><td>baz</td></tr>' +
1422                         '<tr><td>4</td><td>baz</td></tr>' +
1423                         '</tbody></table>',
1424                 [
1425                         [ '1', 'foo', 'bar', 'baz' ],
1426                         [ '2', 'foo', 'bar', 'baz' ],
1427                         [ '3', 'foo', 'bar', 'baz' ],
1428                         [ '4', 'foo', 'bar', 'baz' ]
1429                 ]
1430         );
1431
1432         tableTestHTML(
1433                 'Rowspan exploding with row-and-colspanned cells',
1434                 '<table class="sortable">' +
1435                         '<thead><tr><th id="sortme">n</th><th>foo1</th><th>foo2</th><th>bar</th><th>baz</th></tr></thead>' +
1436                         '<tbody>' +
1437                         '<tr><td>1</td><td rowspan="2">foo1</td><td rowspan="2">foo2</td><td rowspan="4">bar</td><td>baz</td></tr>' +
1438                         '<tr><td>2</td><td>baz</td></tr>' +
1439                         '<tr><td>3</td><td colspan="2" rowspan="2">foo</td><td>baz</td></tr>' +
1440                         '<tr><td>4</td><td>baz</td></tr>' +
1441                         '</tbody></table>',
1442                 [
1443                         [ '1', 'foo1', 'foo2', 'bar', 'baz' ],
1444                         [ '2', 'foo1', 'foo2', 'bar', 'baz' ],
1445                         [ '3', 'foo', 'bar', 'baz' ],
1446                         [ '4', 'foo', 'bar', 'baz' ]
1447                 ]
1448         );
1449
1450         tableTestHTML(
1451                 'Rowspan exploding with uneven rowspan layout',
1452                 '<table class="sortable">' +
1453                         '<thead><tr><th id="sortme">n</th><th>foo1</th><th>foo2</th><th>foo3</th><th>bar</th><th>baz</th></tr></thead>' +
1454                         '<tbody>' +
1455                         '<tr><td>1</td><td rowspan="2">foo1</td><td rowspan="2">foo2</td><td rowspan="2">foo3</td><td>bar</td><td>baz</td></tr>' +
1456                         '<tr><td>2</td><td rowspan="3">bar</td><td>baz</td></tr>' +
1457                         '<tr><td>3</td><td rowspan="2">foo1</td><td rowspan="2">foo2</td><td rowspan="2">foo3</td><td>baz</td></tr>' +
1458                         '<tr><td>4</td><td>baz</td></tr>' +
1459                         '</tbody></table>',
1460                 [
1461                         [ '1', 'foo1', 'foo2', 'foo3', 'bar', 'baz' ],
1462                         [ '2', 'foo1', 'foo2', 'foo3', 'bar', 'baz' ],
1463                         [ '3', 'foo1', 'foo2', 'foo3', 'bar', 'baz' ],
1464                         [ '4', 'foo1', 'foo2', 'foo3', 'bar', 'baz' ]
1465                 ]
1466         );
1467
1468         QUnit.test( 'T105731 - incomplete rows in table body', function ( assert ) {
1469                 var $table, parsers;
1470                 $table = $(
1471                         '<table class="sortable">' +
1472                                 '<tr><th>A</th><th>B</th></tr>' +
1473                                 '<tr><td>3</td></tr>' +
1474                                 '<tr><td>1</td><td>2</td></tr>' +
1475                                 '</table>'
1476                 );
1477                 $table.tablesorter();
1478                 $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1479                 // now the first row have 2 columns
1480                 $table.find( '.headerSort:eq(1)' ).trigger( 'click' );
1481
1482                 parsers = $table.data( 'tablesorter' ).config.parsers;
1483
1484                 assert.strictEqual(
1485                         parsers.length,
1486                         2,
1487                         'detectParserForColumn() detect 2 parsers'
1488                 );
1489
1490                 assert.strictEqual(
1491                         parsers[ 1 ].id,
1492                         'number',
1493                         'detectParserForColumn() detect parser.id "number" for second column'
1494                 );
1495
1496                 assert.strictEqual(
1497                         parsers[ 1 ].format( $table.find( 'tbody > tr > td:eq(1)' ).text() ),
1498                         -Infinity,
1499                         'empty cell is sorted as number -Infinity'
1500                 );
1501         } );
1502
1503         QUnit.test( 'bug T114721 - use of expand-child class', function ( assert ) {
1504                 var $table, parsers;
1505                 $table = $(
1506                         '<table class="sortable">' +
1507                                 '<tr><th>A</th><th>B</th></tr>' +
1508                                 '<tr><td>b</td><td>4</td></tr>' +
1509                                 '<tr class="expand-child"><td colspan="2">some text follow b</td></tr>' +
1510                                 '<tr><td>a</td><td>2</td></tr>' +
1511                                 '<tr class="expand-child"><td colspan="2">some text follow a</td></tr>' +
1512                                 '<tr class="expand-child"><td colspan="2">more text</td></tr>' +
1513                                 '</table>'
1514                 );
1515                 $table.tablesorter();
1516                 $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1517
1518                 assert.deepEqual(
1519                         tableExtract( $table ),
1520                         [
1521                                 [ 'a', '2' ],
1522                                 [ 'some text follow a' ],
1523                                 [ 'more text' ],
1524                                 [ 'b', '4' ],
1525                                 [ 'some text follow b' ]
1526                         ],
1527                         'row with expand-child class follow above row'
1528                 );
1529
1530                 parsers = $table.data( 'tablesorter' ).config.parsers;
1531                 assert.strictEqual(
1532                         parsers[ 1 ].id,
1533                         'number',
1534                         'detectParserForColumn() detect parser.id "number" for second column'
1535                 );
1536         } );
1537         QUnit.test( 'T29745 - References ignored in sortkey', function ( assert ) {
1538                 var $table, parsers;
1539                 $table = $(
1540                         '<table class="sortable">' +
1541                                 '<tr><th>A</th></tr>' +
1542                                 '<tr><td>10</td></tr>' +
1543                                 '<tr><td>2<sup class="reference"><a href="#cite_note-1">[1]</a></sup></td></tr>' +
1544                                 '</table>'
1545                 );
1546                 $table.tablesorter();
1547                 $table.find( '.headerSort:eq(0)' ).trigger( 'click' );
1548
1549                 assert.deepEqual(
1550                         tableExtract( $table ),
1551                         [
1552                                 [ '2[1]' ],
1553                                 [ '10' ]
1554                         ],
1555                         'References ignored in sortkey'
1556                 );
1557
1558                 parsers = $table.data( 'tablesorter' ).config.parsers;
1559                 assert.strictEqual(
1560                         parsers[ 0 ].id,
1561                         'number',
1562                         'detectParserForColumn() detect parser.id "number"'
1563                 );
1564         } );
1565
1566 }() );