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