tests/phpunit/includes/HtmlTest.php

   1 <?php
   2
   3 class HtmlTest extends MediaWikiTestCase {
   4         private $restoreWarnings;
   5
   6         protected function setUp() {
   7                 parent::setUp();
   8
   9                 $this->setMwGlobals( [
  10                         'wgUseMediaWikiUIEverywhere' => false,
  11                 ] );
  12
  13                 $contLangObj = Language::factory( 'en' );
  14
  15                 // Hardcode namespaces during test runs,
  16                 // so that html output based on existing namespaces
  17                 // can be properly evaluated.
  18                 $contLangObj->setNamespaces( [
  19                         -2 => 'Media',
  20                         -1 => 'Special',
  21                         0 => '',
  22                         1 => 'Talk',
  23                         2 => 'User',
  24                         3 => 'User_talk',
  25                         4 => 'MyWiki',
  26                         5 => 'MyWiki_Talk',
  27                         6 => 'File',
  28                         7 => 'File_talk',
  29                         8 => 'MediaWiki',
  30                         9 => 'MediaWiki_talk',
  31                         10 => 'Template',
  32                         11 => 'Template_talk',
  33                         14 => 'Category',
  34                         15 => 'Category_talk',
  35                         100 => 'Custom',
  36                         101 => 'Custom_talk',
  37                 ] );
  38                 $this->setContentLang( $contLangObj );
  39
  40                 $userLangObj = Language::factory( 'es' );
  41                 $userLangObj->setNamespaces( [
  42                         -2 => "Medio",
  43                         -1 => "Especial",
  44                         0 => "",
  45                         1 => "Discusión",
  46                         2 => "Usuario",
  47                         3 => "Usuario discusión",
  48                         4 => "Wiki",
  49                         5 => "Wiki discusión",
  50                         6 => "Archivo",
  51                         7 => "Archivo discusión",
  52                         8 => "MediaWiki",
  53                         9 => "MediaWiki discusión",
  54                         10 => "Plantilla",
  55                         11 => "Plantilla discusión",
  56                         12 => "Ayuda",
  57                         13 => "Ayuda discusión",
  58                         14 => "Categoría",
  59                         15 => "Categoría discusión",
  60                         100 => "Personalizado",
  61                         101 => "Personalizado discusión",
  62                 ] );
  63                 $this->setUserLang( $userLangObj );
  64
  65                 $this->restoreWarnings = false;
  66         }
  67
  68         protected function tearDown() {
  69                 Language::factory( 'en' )->resetNamespaces();
  70
  71                 if ( $this->restoreWarnings ) {
  72                         $this->restoreWarnings = false;
  73                         Wikimedia\restoreWarnings();
  74                 }
  75
  76                 parent::tearDown();
  77         }
  78
  79         /**
  80          * @expectedException PHPUnit_Framework_Error_Notice
  81          * @expectedExceptionMessage given element name with space
  82          * @covers Html::openElement
  83          */
  84         public function testOpenElement() {
  85                 Html::openElement( 'span id="x"' );
  86         }
  87
  88         /**
  89          * @covers Html::element
  90          * @covers Html::rawElement
  91          * @covers Html::openElement
  92          * @covers Html::closeElement
  93          */
  94         public function testElementBasics() {
  95                 $this->assertEquals(
  96                         '<img/>',
  97                         Html::element( 'img', null, '' ),
  98                         'Self-closing tag for short-tag elements'
  99                 );
 100
 101                 $this->assertEquals(
 102                         '<element></element>',
 103                         Html::element( 'element', null, null ),
 104                         'Close tag for empty element (null, null)'
 105                 );
 106
 107                 $this->assertEquals(
 108                         '<element></element>',
 109                         Html::element( 'element', [], '' ),
 110                         'Close tag for empty element (array, string)'
 111                 );
 112         }
 113
 114         public function dataXmlMimeType() {
 115                 return [
 116                         // ( $mimetype, $isXmlMimeType )
 117                         # HTML is not an XML MimeType
 118                         [ 'text/html', false ],
 119                         # XML is an XML MimeType
 120                         [ 'text/xml', true ],
 121                         [ 'application/xml', true ],
 122                         # XHTML is an XML MimeType
 123                         [ 'application/xhtml+xml', true ],
 124                         # Make sure other +xml MimeTypes are supported
 125                         # SVG is another random MimeType even though we don't use it
 126                         [ 'image/svg+xml', true ],
 127                         # Complete random other MimeTypes are not XML
 128                         [ 'text/plain', false ],
 129                 ];
 130         }
 131
 132         /**
 133          * @dataProvider dataXmlMimeType
 134          * @covers Html::isXmlMimeType
 135          */
 136         public function testXmlMimeType( $mimetype, $isXmlMimeType ) {
 137                 $this->assertEquals( $isXmlMimeType, Html::isXmlMimeType( $mimetype ) );
 138         }
 139
 140         /**
 141          * @covers Html::expandAttributes
 142          */
 143         public function testExpandAttributesSkipsNullAndFalse() {
 144                 # ## EMPTY ########
 145                 $this->assertEmpty(
 146                         Html::expandAttributes( [ 'foo' => null ] ),
 147                         'skip keys with null value'
 148                 );
 149                 $this->assertEmpty(
 150                         Html::expandAttributes( [ 'foo' => false ] ),
 151                         'skip keys with false value'
 152                 );
 153                 $this->assertEquals(
 154                         ' foo=""',
 155                         Html::expandAttributes( [ 'foo' => '' ] ),
 156                         'keep keys with an empty string'
 157                 );
 158         }
 159
 160         /**
 161          * @covers Html::expandAttributes
 162          */
 163         public function testExpandAttributesForBooleans() {
 164                 $this->assertSame(
 165                         '',
 166                         Html::expandAttributes( [ 'selected' => false ] ),
 167                         'Boolean attributes do not generates output when value is false'
 168                 );
 169                 $this->assertSame(
 170                         '',
 171                         Html::expandAttributes( [ 'selected' => null ] ),
 172                         'Boolean attributes do not generates output when value is null'
 173                 );
 174
 175                 $this->assertEquals(
 176                         ' selected=""',
 177                         Html::expandAttributes( [ 'selected' => true ] ),
 178                         'Boolean attributes have no value when value is true'
 179                 );
 180                 $this->assertEquals(
 181                         ' selected=""',
 182                         Html::expandAttributes( [ 'selected' ] ),
 183                         'Boolean attributes have no value when value is true (passed as numerical array)'
 184                 );
 185         }
 186
 187         /**
 188          * @covers Html::expandAttributes
 189          */
 190         public function testExpandAttributesForNumbers() {
 191                 $this->assertEquals(
 192                         ' value="1"',
 193                         Html::expandAttributes( [ 'value' => 1 ] ),
 194                         'Integer value is cast to a string'
 195                 );
 196                 $this->assertEquals(
 197                         ' value="1.1"',
 198                         Html::expandAttributes( [ 'value' => 1.1 ] ),
 199                         'Float value is cast to a string'
 200                 );
 201         }
 202
 203         /**
 204          * @covers Html::expandAttributes
 205          */
 206         public function testExpandAttributesForObjects() {
 207                 $this->assertEquals(
 208                         ' value="stringValue"',
 209                         Html::expandAttributes( [ 'value' => new HtmlTestValue() ] ),
 210                         'Object value is converted to a string'
 211                 );
 212         }
 213
 214         /**
 215          * Please note it output a string prefixed with a space!
 216          * @covers Html::expandAttributes
 217          */
 218         public function testExpandAttributesVariousExpansions() {
 219                 # ## NOT EMPTY ####
 220                 $this->assertEquals(
 221                         ' empty_string=""',
 222                         Html::expandAttributes( [ 'empty_string' => '' ] ),
 223                         'Empty string is always quoted'
 224                 );
 225                 $this->assertEquals(
 226                         ' key="value"',
 227                         Html::expandAttributes( [ 'key' => 'value' ] ),
 228                         'Simple string value needs no quotes'
 229                 );
 230                 $this->assertEquals(
 231                         ' one="1"',
 232                         Html::expandAttributes( [ 'one' => 1 ] ),
 233                         'Number 1 value needs no quotes'
 234                 );
 235                 $this->assertEquals(
 236                         ' zero="0"',
 237                         Html::expandAttributes( [ 'zero' => 0 ] ),
 238                         'Number 0 value needs no quotes'
 239                 );
 240         }
 241
 242         /**
 243          * Html::expandAttributes has special features for HTML
 244          * attributes that use space separated lists and also
 245          * allows arrays to be used as values.
 246          * @covers Html::expandAttributes
 247          */
 248         public function testExpandAttributesListValueAttributes() {
 249                 # ## STRING VALUES
 250                 $this->assertEquals(
 251                         ' class="redundant spaces here"',
 252                         Html::expandAttributes( [ 'class' => ' redundant  spaces  here  ' ] ),
 253                         'Normalization should strip redundant spaces'
 254                 );
 255                 $this->assertEquals(
 256                         ' class="foo bar"',
 257                         Html::expandAttributes( [ 'class' => 'foo bar foo bar bar' ] ),
 258                         'Normalization should remove duplicates in string-lists'
 259                 );
 260                 # ## "EMPTY" ARRAY VALUES
 261                 $this->assertEquals(
 262                         ' class=""',
 263                         Html::expandAttributes( [ 'class' => [] ] ),
 264                         'Value with an empty array'
 265                 );
 266                 $this->assertEquals(
 267                         ' class=""',
 268                         Html::expandAttributes( [ 'class' => [ null, '', ' ', '  ' ] ] ),
 269                         'Array with null, empty string and spaces'
 270                 );
 271                 # ## NON-EMPTY ARRAY VALUES
 272                 $this->assertEquals(
 273                         ' class="foo bar"',
 274                         Html::expandAttributes( [ 'class' => [
 275                                 'foo',
 276                                 'bar',
 277                                 'foo',
 278                                 'bar',
 279                                 'bar',
 280                         ] ] ),
 281                         'Normalization should remove duplicates in the array'
 282                 );
 283                 $this->assertEquals(
 284                         ' class="foo bar"',
 285                         Html::expandAttributes( [ 'class' => [
 286                                 'foo bar',
 287                                 'bar foo',
 288                                 'foo',
 289                                 'bar bar',
 290                         ] ] ),
 291                         'Normalization should remove duplicates in string-lists in the array'
 292                 );
 293         }
 294
 295         /**
 296          * Test feature added by r96188, let pass attributes values as
 297          * a PHP array. Restricted to class,rel, accesskey.
 298          * @covers Html::expandAttributes
 299          */
 300         public function testExpandAttributesSpaceSeparatedAttributesWithBoolean() {
 301                 $this->assertEquals(
 302                         ' class="booltrue one"',
 303                         Html::expandAttributes( [ 'class' => [
 304                                 'booltrue' => true,
 305                                 'one' => 1,
 306
 307                                 # Method use isset() internally, make sure we do discard
 308                                 # attributes values which have been assigned well known values
 309                                 'emptystring' => '',
 310                                 'boolfalse' => false,
 311                                 'zero' => 0,
 312                                 'null' => null,
 313                         ] ] )
 314                 );
 315         }
 316
 317         /**
 318          * How do we handle duplicate keys in HTML attributes expansion?
 319          * We could pass a "class" the values: 'GREEN' and [ 'GREEN' => false ]
 320          * The latter will take precedence.
 321          *
 322          * Feature added by r96188
 323          * @covers Html::expandAttributes
 324          */
 325         public function testValueIsAuthoritativeInSpaceSeparatedAttributesArrays() {
 326                 $this->assertEquals(
 327                         ' class=""',
 328                         Html::expandAttributes( [ 'class' => [
 329                                 'GREEN',
 330                                 'GREEN' => false,
 331                                 'GREEN',
 332                         ] ] )
 333                 );
 334         }
 335
 336         /**
 337          * @covers Html::expandAttributes
 338          * @expectedException MWException
 339          */
 340         public function testExpandAttributes_ArrayOnNonListValueAttribute_ThrowsException() {
 341                 // Real-life test case found in the Popups extension (see Gerrit cf0fd64),
 342                 // when used with an outdated BetaFeatures extension (see Gerrit deda1e7)
 343                 Html::expandAttributes( [
 344                         'src' => [
 345                                 'ltr' => 'ltr.svg',
 346                                 'rtl' => 'rtl.svg'
 347                         ]
 348                 ] );
 349         }
 350
 351         /**
 352          * @covers Html::namespaceSelector
 353          * @covers Html::namespaceSelectorOptions
 354          */
 355         public function testNamespaceSelector() {
 356                 $this->assertEquals(
 357                         '<select id="namespace" name="namespace">' . "\n" .
 358                                 '<option value="0">(Principal)</option>' . "\n" .
 359                                 '<option value="1">Talk</option>' . "\n" .
 360                                 '<option value="2">User</option>' . "\n" .
 361                                 '<option value="3">User talk</option>' . "\n" .
 362                                 '<option value="4">MyWiki</option>' . "\n" .
 363                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 364                                 '<option value="6">File</option>' . "\n" .
 365                                 '<option value="7">File talk</option>' . "\n" .
 366                                 '<option value="8">MediaWiki</option>' . "\n" .
 367                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 368                                 '<option value="10">Template</option>' . "\n" .
 369                                 '<option value="11">Template talk</option>' . "\n" .
 370                                 '<option value="14">Category</option>' . "\n" .
 371                                 '<option value="15">Category talk</option>' . "\n" .
 372                                 '<option value="100">Custom</option>' . "\n" .
 373                                 '<option value="101">Custom talk</option>' . "\n" .
 374                                 '</select>',
 375                         Html::namespaceSelector(),
 376                         'Basic namespace selector without custom options'
 377                 );
 378
 379                 $this->assertEquals(
 380                         '<label for="mw-test-namespace">Select a namespace:</label>' . "\u{00A0}" .
 381                                 '<select id="mw-test-namespace" name="wpNamespace">' . "\n" .
 382                                 '<option value="all">todos</option>' . "\n" .
 383                                 '<option value="0">(Principal)</option>' . "\n" .
 384                                 '<option value="1">Talk</option>' . "\n" .
 385                                 '<option value="2" selected="">User</option>' . "\n" .
 386                                 '<option value="3">User talk</option>' . "\n" .
 387                                 '<option value="4">MyWiki</option>' . "\n" .
 388                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 389                                 '<option value="6">File</option>' . "\n" .
 390                                 '<option value="7">File talk</option>' . "\n" .
 391                                 '<option value="8">MediaWiki</option>' . "\n" .
 392                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 393                                 '<option value="10">Template</option>' . "\n" .
 394                                 '<option value="11">Template talk</option>' . "\n" .
 395                                 '<option value="14">Category</option>' . "\n" .
 396                                 '<option value="15">Category talk</option>' . "\n" .
 397                                 '<option value="100">Custom</option>' . "\n" .
 398                                 '<option value="101">Custom talk</option>' . "\n" .
 399                                 '</select>',
 400                         Html::namespaceSelector(
 401                                 [ 'selected' => '2', 'all' => 'all', 'label' => 'Select a namespace:' ],
 402                                 [ 'name' => 'wpNamespace', 'id' => 'mw-test-namespace' ]
 403                         ),
 404                         'Basic namespace selector with custom values'
 405                 );
 406
 407                 $this->assertEquals(
 408                         '<label for="namespace">Select a namespace:</label>' . "\u{00A0}" .
 409                                 '<select id="namespace" name="namespace">' . "\n" .
 410                                 '<option value="0">(Principal)</option>' . "\n" .
 411                                 '<option value="1">Talk</option>' . "\n" .
 412                                 '<option value="2">User</option>' . "\n" .
 413                                 '<option value="3">User talk</option>' . "\n" .
 414                                 '<option value="4">MyWiki</option>' . "\n" .
 415                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 416                                 '<option value="6">File</option>' . "\n" .
 417                                 '<option value="7">File talk</option>' . "\n" .
 418                                 '<option value="8">MediaWiki</option>' . "\n" .
 419                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 420                                 '<option value="10">Template</option>' . "\n" .
 421                                 '<option value="11">Template talk</option>' . "\n" .
 422                                 '<option value="14">Category</option>' . "\n" .
 423                                 '<option value="15">Category talk</option>' . "\n" .
 424                                 '<option value="100">Custom</option>' . "\n" .
 425                                 '<option value="101">Custom talk</option>' . "\n" .
 426                                 '</select>',
 427                         Html::namespaceSelector(
 428                                 [ 'label' => 'Select a namespace:' ]
 429                         ),
 430                         'Basic namespace selector with a custom label but no id attribtue for the <select>'
 431                 );
 432
 433                 $this->assertEquals(
 434                         '<select id="namespace" name="namespace">' . "\n" .
 435                                 '<option value="0">(Principal)</option>' . "\n" .
 436                                 '<option value="1">Discusión</option>' . "\n" .
 437                                 '<option value="2">Usuario</option>' . "\n" .
 438                                 '<option value="3">Usuario discusión</option>' . "\n" .
 439                                 '<option value="4">Wiki</option>' . "\n" .
 440                                 '<option value="5">Wiki discusión</option>' . "\n" .
 441                                 '<option value="6">Archivo</option>' . "\n" .
 442                                 '<option value="7">Archivo discusión</option>' . "\n" .
 443                                 '<option value="8">MediaWiki</option>' . "\n" .
 444                                 '<option value="9">MediaWiki discusión</option>' . "\n" .
 445                                 '<option value="10">Plantilla</option>' . "\n" .
 446                                 '<option value="11">Plantilla discusión</option>' . "\n" .
 447                                 '<option value="12">Ayuda</option>' . "\n" .
 448                                 '<option value="13">Ayuda discusión</option>' . "\n" .
 449                                 '<option value="14">Categoría</option>' . "\n" .
 450                                 '<option value="15">Categoría discusión</option>' . "\n" .
 451                                 '<option value="100">Personalizado</option>' . "\n" .
 452                                 '<option value="101">Personalizado discusión</option>' . "\n" .
 453                                 '</select>',
 454                         Html::namespaceSelector(
 455                                 [ 'in-user-lang' => true ]
 456                         ),
 457                         'Basic namespace selector in user language'
 458                 );
 459         }
 460
 461         /**
 462          * @covers Html::namespaceSelector
 463          */
 464         public function testCanFilterOutNamespaces() {
 465                 $this->assertEquals(
 466                         '<select id="namespace" name="namespace">' . "\n" .
 467                                 '<option value="2">User</option>' . "\n" .
 468                                 '<option value="4">MyWiki</option>' . "\n" .
 469                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 470                                 '<option value="6">File</option>' . "\n" .
 471                                 '<option value="7">File talk</option>' . "\n" .
 472                                 '<option value="8">MediaWiki</option>' . "\n" .
 473                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 474                                 '<option value="10">Template</option>' . "\n" .
 475                                 '<option value="11">Template talk</option>' . "\n" .
 476                                 '<option value="14">Category</option>' . "\n" .
 477                                 '<option value="15">Category talk</option>' . "\n" .
 478                                 '</select>',
 479                         Html::namespaceSelector(
 480                                 [ 'exclude' => [ 0, 1, 3, 100, 101 ] ]
 481                         ),
 482                         'Namespace selector namespace filtering.'
 483                 );
 484                 $this->assertEquals(
 485                         '<select id="namespace" name="namespace">' . "\n" .
 486                                 '<option value="" selected="">todos</option>' . "\n" .
 487                                 '<option value="2">User</option>' . "\n" .
 488                                 '<option value="4">MyWiki</option>' . "\n" .
 489                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 490                                 '<option value="6">File</option>' . "\n" .
 491                                 '<option value="7">File talk</option>' . "\n" .
 492                                 '<option value="8">MediaWiki</option>' . "\n" .
 493                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 494                                 '<option value="10">Template</option>' . "\n" .
 495                                 '<option value="11">Template talk</option>' . "\n" .
 496                                 '<option value="14">Category</option>' . "\n" .
 497                                 '<option value="15">Category talk</option>' . "\n" .
 498                                 '</select>',
 499                         Html::namespaceSelector(
 500                                 [ 'exclude' => [ 0, 1, 3, 100, 101 ], 'all' => '' ]
 501                         ),
 502                         'Namespace selector namespace filtering with empty custom "all" option.'
 503                 );
 504         }
 505
 506         /**
 507          * @covers Html::namespaceSelector
 508          */
 509         public function testCanDisableANamespaces() {
 510                 $this->assertEquals(
 511                         '<select id="namespace" name="namespace">' . "\n" .
 512                                 '<option disabled="" value="0">(Principal)</option>' . "\n" .
 513                                 '<option disabled="" value="1">Talk</option>' . "\n" .
 514                                 '<option disabled="" value="2">User</option>' . "\n" .
 515                                 '<option disabled="" value="3">User talk</option>' . "\n" .
 516                                 '<option disabled="" value="4">MyWiki</option>' . "\n" .
 517                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 518                                 '<option value="6">File</option>' . "\n" .
 519                                 '<option value="7">File talk</option>' . "\n" .
 520                                 '<option value="8">MediaWiki</option>' . "\n" .
 521                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 522                                 '<option value="10">Template</option>' . "\n" .
 523                                 '<option value="11">Template talk</option>' . "\n" .
 524                                 '<option value="14">Category</option>' . "\n" .
 525                                 '<option value="15">Category talk</option>' . "\n" .
 526                                 '<option value="100">Custom</option>' . "\n" .
 527                                 '<option value="101">Custom talk</option>' . "\n" .
 528                                 '</select>',
 529                         Html::namespaceSelector( [
 530                                 'disable' => [ 0, 1, 2, 3, 4 ]
 531                         ] ),
 532                         'Namespace selector namespace disabling'
 533                 );
 534         }
 535
 536         /**
 537          * @dataProvider provideHtml5InputTypes
 538          * @covers Html::element
 539          */
 540         public function testHtmlElementAcceptsNewHtml5TypesInHtml5Mode( $HTML5InputType ) {
 541                 $this->assertEquals(
 542                         '<input type="' . $HTML5InputType . '"/>',
 543                         Html::element( 'input', [ 'type' => $HTML5InputType ] ),
 544                         'In HTML5, Html::element() should accept type="' . $HTML5InputType . '"'
 545                 );
 546         }
 547
 548         /**
 549          * @covers Html::warningBox
 550          * @covers Html::messageBox
 551          */
 552         public function testWarningBox() {
 553                 $this->assertEquals(
 554                         Html::warningBox( 'warn' ),
 555                         '<div class="warningbox">warn</div>'
 556                 );
 557         }
 558
 559         /**
 560          * @covers Html::errorBox
 561          * @covers Html::messageBox
 562          */
 563         public function testErrorBox() {
 564                 $this->assertEquals(
 565                         Html::errorBox( 'err' ),
 566                         '<div class="errorbox">err</div>'
 567                 );
 568                 $this->assertEquals(
 569                         Html::errorBox( 'err', 'heading' ),
 570                         '<div class="errorbox"><h2>heading</h2>err</div>'
 571                 );
 572                 $this->assertEquals(
 573                         Html::errorBox( 'err', '0' ),
 574                         '<div class="errorbox"><h2>0</h2>err</div>'
 575                 );
 576         }
 577
 578         /**
 579          * @covers Html::successBox
 580          * @covers Html::messageBox
 581          */
 582         public function testSuccessBox() {
 583                 $this->assertEquals(
 584                         Html::successBox( 'great' ),
 585                         '<div class="successbox">great</div>'
 586                 );
 587                 $this->assertEquals(
 588                         Html::successBox( '<script>beware no escaping!</script>' ),
 589                         '<div class="successbox"><script>beware no escaping!</script></div>'
 590                 );
 591         }
 592
 593         /**
 594          * List of input element types values introduced by HTML5
 595          * Full list at https://www.w3.org/TR/html-markup/input.html
 596          */
 597         public static function provideHtml5InputTypes() {
 598                 $types = [
 599                         'datetime',
 600                         'datetime-local',
 601                         'date',
 602                         'month',
 603                         'time',
 604                         'week',
 605                         'number',
 606                         'range',
 607                         'email',
 608                         'url',
 609                         'search',
 610                         'tel',
 611                         'color',
 612                 ];
 613                 $cases = [];
 614                 foreach ( $types as $type ) {
 615                         $cases[] = [ $type ];
 616                 }
 617
 618                 return $cases;
 619         }
 620
 621         /**
 622          * Test out Html::element drops or enforces default value
 623          * @covers Html::dropDefaults
 624          * @dataProvider provideElementsWithAttributesHavingDefaultValues
 625          */
 626         public function testDropDefaults( $expected, $element, $attribs, $message = '' ) {
 627                 $this->assertEquals( $expected, Html::element( $element, $attribs ), $message );
 628         }
 629
 630         public static function provideElementsWithAttributesHavingDefaultValues() {
 631                 # Use cases in a concise format:
 632                 # <expected>, <element name>, <array of attributes> [, <message>]
 633                 # Will be mapped to Html::element()
 634                 $cases = [];
 635
 636                 # ## Generic cases, match $attribDefault static array
 637                 $cases[] = [ '<area/>',
 638                         'area', [ 'shape' => 'rect' ]
 639                 ];
 640
 641                 $cases[] = [ '<button type="submit"></button>',
 642                         'button', [ 'formaction' => 'GET' ]
 643                 ];
 644                 $cases[] = [ '<button type="submit"></button>',
 645                         'button', [ 'formenctype' => 'application/x-www-form-urlencoded' ]
 646                 ];
 647
 648                 $cases[] = [ '<canvas></canvas>',
 649                         'canvas', [ 'height' => '150' ]
 650                 ];
 651                 $cases[] = [ '<canvas></canvas>',
 652                         'canvas', [ 'width' => '300' ]
 653                 ];
 654                 # Also check with numeric values
 655                 $cases[] = [ '<canvas></canvas>',
 656                         'canvas', [ 'height' => 150 ]
 657                 ];
 658                 $cases[] = [ '<canvas></canvas>',
 659                         'canvas', [ 'width' => 300 ]
 660                 ];
 661
 662                 $cases[] = [ '<form></form>',
 663                         'form', [ 'action' => 'GET' ]
 664                 ];
 665                 $cases[] = [ '<form></form>',
 666                         'form', [ 'autocomplete' => 'on' ]
 667                 ];
 668                 $cases[] = [ '<form></form>',
 669                         'form', [ 'enctype' => 'application/x-www-form-urlencoded' ]
 670                 ];
 671
 672                 $cases[] = [ '<input/>',
 673                         'input', [ 'formaction' => 'GET' ]
 674                 ];
 675                 $cases[] = [ '<input/>',
 676                         'input', [ 'type' => 'text' ]
 677                 ];
 678
 679                 $cases[] = [ '<keygen/>',
 680                         'keygen', [ 'keytype' => 'rsa' ]
 681                 ];
 682
 683                 $cases[] = [ '<link/>',
 684                         'link', [ 'media' => 'all' ]
 685                 ];
 686
 687                 $cases[] = [ '<menu></menu>',
 688                         'menu', [ 'type' => 'list' ]
 689                 ];
 690
 691                 $cases[] = [ '<script></script>',
 692                         'script', [ 'type' => 'text/javascript' ]
 693                 ];
 694
 695                 $cases[] = [ '<style></style>',
 696                         'style', [ 'media' => 'all' ]
 697                 ];
 698                 $cases[] = [ '<style></style>',
 699                         'style', [ 'type' => 'text/css' ]
 700                 ];
 701
 702                 $cases[] = [ '<textarea></textarea>',
 703                         'textarea', [ 'wrap' => 'soft' ]
 704                 ];
 705
 706                 # ## SPECIFIC CASES
 707
 708                 # <link type="text/css">
 709                 $cases[] = [ '<link/>',
 710                         'link', [ 'type' => 'text/css' ]
 711                 ];
 712
 713                 # <input> specific handling
 714                 $cases[] = [ '<input type="checkbox"/>',
 715                         'input', [ 'type' => 'checkbox', 'value' => 'on' ],
 716                         'Default value "on" is stripped of checkboxes',
 717                 ];
 718                 $cases[] = [ '<input type="radio"/>',
 719                         'input', [ 'type' => 'radio', 'value' => 'on' ],
 720                         'Default value "on" is stripped of radio buttons',
 721                 ];
 722                 $cases[] = [ '<input type="submit" value="Submit"/>',
 723                         'input', [ 'type' => 'submit', 'value' => 'Submit' ],
 724                         'Default value "Submit" is kept on submit buttons (for possible l10n issues)',
 725                 ];
 726                 $cases[] = [ '<input type="color"/>',
 727                         'input', [ 'type' => 'color', 'value' => '' ],
 728                 ];
 729                 $cases[] = [ '<input type="range"/>',
 730                         'input', [ 'type' => 'range', 'value' => '' ],
 731                 ];
 732
 733                 # <button> specific handling
 734                 # see remarks on https://msdn.microsoft.com/library/ms535211(v=vs.85).aspx
 735                 $cases[] = [ '<button type="submit"></button>',
 736                         'button', [ 'type' => 'submit' ],
 737                         'According to standard the default type is "submit". '
 738                                 . 'Depending on compatibility mode IE might use "button", instead.',
 739                 ];
 740
 741                 # <select> specific handling
 742                 $cases[] = [ '<select multiple=""></select>',
 743                         'select', [ 'size' => '4', 'multiple' => true ],
 744                 ];
 745                 # .. with numeric value
 746                 $cases[] = [ '<select multiple=""></select>',
 747                         'select', [ 'size' => 4, 'multiple' => true ],
 748                 ];
 749                 $cases[] = [ '<select></select>',
 750                         'select', [ 'size' => '1', 'multiple' => false ],
 751                 ];
 752                 # .. with numeric value
 753                 $cases[] = [ '<select></select>',
 754                         'select', [ 'size' => 1, 'multiple' => false ],
 755                 ];
 756
 757                 # Passing an array as value
 758                 $cases[] = [ '<a class="css-class-one css-class-two"></a>',
 759                         'a', [ 'class' => [ 'css-class-one', 'css-class-two' ] ],
 760                         "dropDefaults accepts values given as an array"
 761                 ];
 762
 763                 # FIXME: doDropDefault should remove defaults given in an array
 764                 # Expected should be '<a></a>'
 765                 $cases[] = [ '<a class=""></a>',
 766                         'a', [ 'class' => [ '', '' ] ],
 767                         "dropDefaults accepts values given as an array"
 768                 ];
 769
 770                 # Craft the Html elements
 771                 $ret = [];
 772                 foreach ( $cases as $case ) {
 773                         $ret[] = [
 774                                 $case[0],
 775                                 $case[1], $case[2],
 776                                 $case[3] ?? ''
 777                         ];
 778                 }
 779
 780                 return $ret;
 781         }
 782
 783         /**
 784          * @covers Html::input
 785          */
 786         public function testWrapperInput() {
 787                 $this->assertEquals(
 788                         '<input type="radio" value="testval" name="testname"/>',
 789                         Html::input( 'testname', 'testval', 'radio' ),
 790                         'Input wrapper with type and value.'
 791                 );
 792                 $this->assertEquals(
 793                         '<input name="testname"/>',
 794                         Html::input( 'testname' ),
 795                         'Input wrapper with all default values.'
 796                 );
 797         }
 798
 799         /**
 800          * @covers Html::check
 801          */
 802         public function testWrapperCheck() {
 803                 $this->assertEquals(
 804                         '<input type="checkbox" value="1" name="testname"/>',
 805                         Html::check( 'testname' ),
 806                         'Checkbox wrapper unchecked.'
 807                 );
 808                 $this->assertEquals(
 809                         '<input checked="" type="checkbox" value="1" name="testname"/>',
 810                         Html::check( 'testname', true ),
 811                         'Checkbox wrapper checked.'
 812                 );
 813                 $this->assertEquals(
 814                         '<input type="checkbox" value="testval" name="testname"/>',
 815                         Html::check( 'testname', false, [ 'value' => 'testval' ] ),
 816                         'Checkbox wrapper with a value override.'
 817                 );
 818         }
 819
 820         /**
 821          * @covers Html::radio
 822          */
 823         public function testWrapperRadio() {
 824                 $this->assertEquals(
 825                         '<input type="radio" value="1" name="testname"/>',
 826                         Html::radio( 'testname' ),
 827                         'Radio wrapper unchecked.'
 828                 );
 829                 $this->assertEquals(
 830                         '<input checked="" type="radio" value="1" name="testname"/>',
 831                         Html::radio( 'testname', true ),
 832                         'Radio wrapper checked.'
 833                 );
 834                 $this->assertEquals(
 835                         '<input type="radio" value="testval" name="testname"/>',
 836                         Html::radio( 'testname', false, [ 'value' => 'testval' ] ),
 837                         'Radio wrapper with a value override.'
 838                 );
 839         }
 840
 841         /**
 842          * @covers Html::label
 843          */
 844         public function testWrapperLabel() {
 845                 $this->assertEquals(
 846                         '<label for="testid">testlabel</label>',
 847                         Html::label( 'testlabel', 'testid' ),
 848                         'Label wrapper'
 849                 );
 850         }
 851
 852         public static function provideSrcSetImages() {
 853                 return [
 854                         [ [], '', 'when there are no images, return empty string' ],
 855                         [
 856                                 [ '1x' => '1x.png', '1.5x' => '1_5x.png', '2x' => '2x.png' ],
 857                                 '1x.png 1x, 1_5x.png 1.5x, 2x.png 2x',
 858                                 'pixel depth keys may include a trailing "x"'
 859                         ],
 860                         [
 861                                 [ '1'  => '1x.png', '1.5' => '1_5x.png', '2'  => '2x.png' ],
 862                                 '1x.png 1x, 1_5x.png 1.5x, 2x.png 2x',
 863                                 'pixel depth keys may omit a trailing "x"'
 864                         ],
 865                         [
 866                                 [ '1'  => 'small.png', '1.5' => 'large.png', '2'  => 'large.png' ],
 867                                 'small.png 1x, large.png 1.5x',
 868                                 'omit larger duplicates'
 869                         ],
 870                         [
 871                                 [ '1'  => 'small.png', '2'  => 'large.png', '1.5' => 'large.png' ],
 872                                 'small.png 1x, large.png 1.5x',
 873                                 'omit larger duplicates in irregular order'
 874                         ],
 875                 ];
 876         }
 877
 878         /**
 879          * @dataProvider provideSrcSetImages
 880          * @covers Html::srcSet
 881          */
 882         public function testSrcSet( $images, $expected, $message ) {
 883                 $this->assertEquals( Html::srcSet( $images ), $expected, $message );
 884         }
 885
 886         public static function provideInlineScript() {
 887                 return [
 888                         'Empty' => [
 889                                 '',
 890                                 '<script></script>'
 891                         ],
 892                         'Simple' => [
 893                                 'EXAMPLE.label("foo");',
 894                                 '<script>EXAMPLE.label("foo");</script>'
 895                         ],
 896                         'Ampersand' => [
 897                                 'EXAMPLE.is(a && b);',
 898                                 '<script>EXAMPLE.is(a && b);</script>'
 899                         ],
 900                         'HTML' => [
 901                                 'EXAMPLE.label("<a>");',
 902                                 '<script>EXAMPLE.label("<a>");</script>'
 903                         ],
 904                         'Script closing string (lower)' => [
 905                                 'EXAMPLE.label("</script>");',
 906                                 '<script>/* ERROR: Invalid script */</script>',
 907                                 true,
 908                         ],
 909                         'Script closing with non-standard attributes (mixed)' => [
 910                                 'EXAMPLE.label("</SCriPT and STyLE>");',
 911                                 '<script>/* ERROR: Invalid script */</script>',
 912                                 true,
 913                         ],
 914                         'HTML-comment-open and script-open' => [
 915                                 // In HTML, <script> contents aren't just plain CDATA until </script>,
 916                                 // there are levels of escaping modes, and the below sequence puts an
 917                                 // HTML parser in a state where </script> would *not* close the script.
 918                                 // https://html.spec.whatwg.org/multipage/parsing.html#script-data-double-escape-end-state
 919                                 'var a = "<!--<script>";',
 920                                 '<script>/* ERROR: Invalid script */</script>',
 921                                 true,
 922                         ],
 923                 ];
 924         }
 925
 926         /**
 927          * @dataProvider provideInlineScript
 928          * @covers Html::inlineScript
 929          */
 930         public function testInlineScript( $code, $expected, $error = false ) {
 931                 if ( $error ) {
 932                         Wikimedia\suppressWarnings();
 933                         $this->restoreWarnings = true;
 934                 }
 935                 $this->assertSame( Html::inlineScript( $code ), $expected );
 936         }
 937 }
 938
 939 class HtmlTestValue {
 940         function __toString() {
 941                 return 'stringValue';
 942         }
 943 }