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->assertEquals(
 165                         '',
 166                         Html::expandAttributes( [ 'selected' => false ] ),
 167                         'Boolean attributes do not generates output when value is false'
 168                 );
 169                 $this->assertEquals(
 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          * Test for Html::expandAttributes()
 216          * Please note it output a string prefixed with a space!
 217          * @covers Html::expandAttributes
 218          */
 219         public function testExpandAttributesVariousExpansions() {
 220                 # ## NOT EMPTY ####
 221                 $this->assertEquals(
 222                         ' empty_string=""',
 223                         Html::expandAttributes( [ 'empty_string' => '' ] ),
 224                         'Empty string is always quoted'
 225                 );
 226                 $this->assertEquals(
 227                         ' key="value"',
 228                         Html::expandAttributes( [ 'key' => 'value' ] ),
 229                         'Simple string value needs no quotes'
 230                 );
 231                 $this->assertEquals(
 232                         ' one="1"',
 233                         Html::expandAttributes( [ 'one' => 1 ] ),
 234                         'Number 1 value needs no quotes'
 235                 );
 236                 $this->assertEquals(
 237                         ' zero="0"',
 238                         Html::expandAttributes( [ 'zero' => 0 ] ),
 239                         'Number 0 value needs no quotes'
 240                 );
 241         }
 242
 243         /**
 244          * Html::expandAttributes has special features for HTML
 245          * attributes that use space separated lists and also
 246          * allows arrays to be used as values.
 247          * @covers Html::expandAttributes
 248          */
 249         public function testExpandAttributesListValueAttributes() {
 250                 # ## STRING VALUES
 251                 $this->assertEquals(
 252                         ' class="redundant spaces here"',
 253                         Html::expandAttributes( [ 'class' => ' redundant  spaces  here  ' ] ),
 254                         'Normalization should strip redundant spaces'
 255                 );
 256                 $this->assertEquals(
 257                         ' class="foo bar"',
 258                         Html::expandAttributes( [ 'class' => 'foo bar foo bar bar' ] ),
 259                         'Normalization should remove duplicates in string-lists'
 260                 );
 261                 # ## "EMPTY" ARRAY VALUES
 262                 $this->assertEquals(
 263                         ' class=""',
 264                         Html::expandAttributes( [ 'class' => [] ] ),
 265                         'Value with an empty array'
 266                 );
 267                 $this->assertEquals(
 268                         ' class=""',
 269                         Html::expandAttributes( [ 'class' => [ null, '', ' ', '  ' ] ] ),
 270                         'Array with null, empty string and spaces'
 271                 );
 272                 # ## NON-EMPTY ARRAY VALUES
 273                 $this->assertEquals(
 274                         ' class="foo bar"',
 275                         Html::expandAttributes( [ 'class' => [
 276                                 'foo',
 277                                 'bar',
 278                                 'foo',
 279                                 'bar',
 280                                 'bar',
 281                         ] ] ),
 282                         'Normalization should remove duplicates in the array'
 283                 );
 284                 $this->assertEquals(
 285                         ' class="foo bar"',
 286                         Html::expandAttributes( [ 'class' => [
 287                                 'foo bar',
 288                                 'bar foo',
 289                                 'foo',
 290                                 'bar bar',
 291                         ] ] ),
 292                         'Normalization should remove duplicates in string-lists in the array'
 293                 );
 294         }
 295
 296         /**
 297          * Test feature added by r96188, let pass attributes values as
 298          * a PHP array. Restricted to class,rel, accesskey.
 299          * @covers Html::expandAttributes
 300          */
 301         public function testExpandAttributesSpaceSeparatedAttributesWithBoolean() {
 302                 $this->assertEquals(
 303                         ' class="booltrue one"',
 304                         Html::expandAttributes( [ 'class' => [
 305                                 'booltrue' => true,
 306                                 'one' => 1,
 307
 308                                 # Method use isset() internally, make sure we do discard
 309                                 # attributes values which have been assigned well known values
 310                                 'emptystring' => '',
 311                                 'boolfalse' => false,
 312                                 'zero' => 0,
 313                                 'null' => null,
 314                         ] ] )
 315                 );
 316         }
 317
 318         /**
 319          * How do we handle duplicate keys in HTML attributes expansion?
 320          * We could pass a "class" the values: 'GREEN' and array( 'GREEN' => false )
 321          * The latter will take precedence.
 322          *
 323          * Feature added by r96188
 324          * @covers Html::expandAttributes
 325          */
 326         public function testValueIsAuthoritativeInSpaceSeparatedAttributesArrays() {
 327                 $this->assertEquals(
 328                         ' class=""',
 329                         Html::expandAttributes( [ 'class' => [
 330                                 'GREEN',
 331                                 'GREEN' => false,
 332                                 'GREEN',
 333                         ] ] )
 334                 );
 335         }
 336
 337         /**
 338          * @covers Html::expandAttributes
 339          * @expectedException MWException
 340          */
 341         public function testExpandAttributes_ArrayOnNonListValueAttribute_ThrowsException() {
 342                 // Real-life test case found in the Popups extension (see Gerrit cf0fd64),
 343                 // when used with an outdated BetaFeatures extension (see Gerrit deda1e7)
 344                 Html::expandAttributes( [
 345                         'src' => [
 346                                 'ltr' => 'ltr.svg',
 347                                 'rtl' => 'rtl.svg'
 348                         ]
 349                 ] );
 350         }
 351
 352         /**
 353          * @covers Html::namespaceSelector
 354          * @covers Html::namespaceSelectorOptions
 355          */
 356         public function testNamespaceSelector() {
 357                 $this->assertEquals(
 358                         '<select id="namespace" name="namespace">' . "\n" .
 359                                 '<option value="0">(Principal)</option>' . "\n" .
 360                                 '<option value="1">Talk</option>' . "\n" .
 361                                 '<option value="2">User</option>' . "\n" .
 362                                 '<option value="3">User talk</option>' . "\n" .
 363                                 '<option value="4">MyWiki</option>' . "\n" .
 364                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 365                                 '<option value="6">File</option>' . "\n" .
 366                                 '<option value="7">File talk</option>' . "\n" .
 367                                 '<option value="8">MediaWiki</option>' . "\n" .
 368                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 369                                 '<option value="10">Template</option>' . "\n" .
 370                                 '<option value="11">Template talk</option>' . "\n" .
 371                                 '<option value="14">Category</option>' . "\n" .
 372                                 '<option value="15">Category talk</option>' . "\n" .
 373                                 '<option value="100">Custom</option>' . "\n" .
 374                                 '<option value="101">Custom talk</option>' . "\n" .
 375                                 '</select>',
 376                         Html::namespaceSelector(),
 377                         'Basic namespace selector without custom options'
 378                 );
 379
 380                 $this->assertEquals(
 381                         '<label for="mw-test-namespace">Select a namespace:</label>' . "\u{00A0}" .
 382                                 '<select id="mw-test-namespace" name="wpNamespace">' . "\n" .
 383                                 '<option value="all">todos</option>' . "\n" .
 384                                 '<option value="0">(Principal)</option>' . "\n" .
 385                                 '<option value="1">Talk</option>' . "\n" .
 386                                 '<option value="2" selected="">User</option>' . "\n" .
 387                                 '<option value="3">User talk</option>' . "\n" .
 388                                 '<option value="4">MyWiki</option>' . "\n" .
 389                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 390                                 '<option value="6">File</option>' . "\n" .
 391                                 '<option value="7">File talk</option>' . "\n" .
 392                                 '<option value="8">MediaWiki</option>' . "\n" .
 393                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 394                                 '<option value="10">Template</option>' . "\n" .
 395                                 '<option value="11">Template talk</option>' . "\n" .
 396                                 '<option value="14">Category</option>' . "\n" .
 397                                 '<option value="15">Category talk</option>' . "\n" .
 398                                 '<option value="100">Custom</option>' . "\n" .
 399                                 '<option value="101">Custom talk</option>' . "\n" .
 400                                 '</select>',
 401                         Html::namespaceSelector(
 402                                 [ 'selected' => '2', 'all' => 'all', 'label' => 'Select a namespace:' ],
 403                                 [ 'name' => 'wpNamespace', 'id' => 'mw-test-namespace' ]
 404                         ),
 405                         'Basic namespace selector with custom values'
 406                 );
 407
 408                 $this->assertEquals(
 409                         '<label for="namespace">Select a namespace:</label>' . "\u{00A0}" .
 410                                 '<select id="namespace" name="namespace">' . "\n" .
 411                                 '<option value="0">(Principal)</option>' . "\n" .
 412                                 '<option value="1">Talk</option>' . "\n" .
 413                                 '<option value="2">User</option>' . "\n" .
 414                                 '<option value="3">User talk</option>' . "\n" .
 415                                 '<option value="4">MyWiki</option>' . "\n" .
 416                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 417                                 '<option value="6">File</option>' . "\n" .
 418                                 '<option value="7">File talk</option>' . "\n" .
 419                                 '<option value="8">MediaWiki</option>' . "\n" .
 420                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 421                                 '<option value="10">Template</option>' . "\n" .
 422                                 '<option value="11">Template talk</option>' . "\n" .
 423                                 '<option value="14">Category</option>' . "\n" .
 424                                 '<option value="15">Category talk</option>' . "\n" .
 425                                 '<option value="100">Custom</option>' . "\n" .
 426                                 '<option value="101">Custom talk</option>' . "\n" .
 427                                 '</select>',
 428                         Html::namespaceSelector(
 429                                 [ 'label' => 'Select a namespace:' ]
 430                         ),
 431                         'Basic namespace selector with a custom label but no id attribtue for the <select>'
 432                 );
 433
 434                 $this->assertEquals(
 435                         '<select id="namespace" name="namespace">' . "\n" .
 436                                 '<option value="0">(Principal)</option>' . "\n" .
 437                                 '<option value="1">Discusión</option>' . "\n" .
 438                                 '<option value="2">Usuario</option>' . "\n" .
 439                                 '<option value="3">Usuario discusión</option>' . "\n" .
 440                                 '<option value="4">Wiki</option>' . "\n" .
 441                                 '<option value="5">Wiki discusión</option>' . "\n" .
 442                                 '<option value="6">Archivo</option>' . "\n" .
 443                                 '<option value="7">Archivo discusión</option>' . "\n" .
 444                                 '<option value="8">MediaWiki</option>' . "\n" .
 445                                 '<option value="9">MediaWiki discusión</option>' . "\n" .
 446                                 '<option value="10">Plantilla</option>' . "\n" .
 447                                 '<option value="11">Plantilla discusión</option>' . "\n" .
 448                                 '<option value="12">Ayuda</option>' . "\n" .
 449                                 '<option value="13">Ayuda discusión</option>' . "\n" .
 450                                 '<option value="14">Categoría</option>' . "\n" .
 451                                 '<option value="15">Categoría discusión</option>' . "\n" .
 452                                 '<option value="100">Personalizado</option>' . "\n" .
 453                                 '<option value="101">Personalizado discusión</option>' . "\n" .
 454                                 '</select>',
 455                         Html::namespaceSelector(
 456                                 [ 'in-user-lang' => true ]
 457                         ),
 458                         'Basic namespace selector in user language'
 459                 );
 460         }
 461
 462         /**
 463          * @covers Html::namespaceSelector
 464          */
 465         public function testCanFilterOutNamespaces() {
 466                 $this->assertEquals(
 467                         '<select id="namespace" name="namespace">' . "\n" .
 468                                 '<option value="2">User</option>' . "\n" .
 469                                 '<option value="4">MyWiki</option>' . "\n" .
 470                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 471                                 '<option value="6">File</option>' . "\n" .
 472                                 '<option value="7">File talk</option>' . "\n" .
 473                                 '<option value="8">MediaWiki</option>' . "\n" .
 474                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 475                                 '<option value="10">Template</option>' . "\n" .
 476                                 '<option value="11">Template talk</option>' . "\n" .
 477                                 '<option value="14">Category</option>' . "\n" .
 478                                 '<option value="15">Category talk</option>' . "\n" .
 479                                 '</select>',
 480                         Html::namespaceSelector(
 481                                 [ 'exclude' => [ 0, 1, 3, 100, 101 ] ]
 482                         ),
 483                         'Namespace selector namespace filtering.'
 484                 );
 485         }
 486
 487         /**
 488          * @covers Html::namespaceSelector
 489          */
 490         public function testCanDisableANamespaces() {
 491                 $this->assertEquals(
 492                         '<select id="namespace" name="namespace">' . "\n" .
 493                                 '<option disabled="" value="0">(Principal)</option>' . "\n" .
 494                                 '<option disabled="" value="1">Talk</option>' . "\n" .
 495                                 '<option disabled="" value="2">User</option>' . "\n" .
 496                                 '<option disabled="" value="3">User talk</option>' . "\n" .
 497                                 '<option disabled="" value="4">MyWiki</option>' . "\n" .
 498                                 '<option value="5">MyWiki Talk</option>' . "\n" .
 499                                 '<option value="6">File</option>' . "\n" .
 500                                 '<option value="7">File talk</option>' . "\n" .
 501                                 '<option value="8">MediaWiki</option>' . "\n" .
 502                                 '<option value="9">MediaWiki talk</option>' . "\n" .
 503                                 '<option value="10">Template</option>' . "\n" .
 504                                 '<option value="11">Template talk</option>' . "\n" .
 505                                 '<option value="14">Category</option>' . "\n" .
 506                                 '<option value="15">Category talk</option>' . "\n" .
 507                                 '<option value="100">Custom</option>' . "\n" .
 508                                 '<option value="101">Custom talk</option>' . "\n" .
 509                                 '</select>',
 510                         Html::namespaceSelector( [
 511                                 'disable' => [ 0, 1, 2, 3, 4 ]
 512                         ] ),
 513                         'Namespace selector namespace disabling'
 514                 );
 515         }
 516
 517         /**
 518          * @dataProvider provideHtml5InputTypes
 519          * @covers Html::element
 520          */
 521         public function testHtmlElementAcceptsNewHtml5TypesInHtml5Mode( $HTML5InputType ) {
 522                 $this->assertEquals(
 523                         '<input type="' . $HTML5InputType . '"/>',
 524                         Html::element( 'input', [ 'type' => $HTML5InputType ] ),
 525                         'In HTML5, Html::element() should accept type="' . $HTML5InputType . '"'
 526                 );
 527         }
 528
 529         /**
 530          * @covers Html::warningBox
 531          * @covers Html::messageBox
 532          */
 533         public function testWarningBox() {
 534                 $this->assertEquals(
 535                         Html::warningBox( 'warn' ),
 536                         '<div class="warningbox">warn</div>'
 537                 );
 538         }
 539
 540         /**
 541          * @covers Html::errorBox
 542          * @covers Html::messageBox
 543          */
 544         public function testErrorBox() {
 545                 $this->assertEquals(
 546                         Html::errorBox( 'err' ),
 547                         '<div class="errorbox">err</div>'
 548                 );
 549                 $this->assertEquals(
 550                         Html::errorBox( 'err', 'heading' ),
 551                         '<div class="errorbox"><h2>heading</h2>err</div>'
 552                 );
 553                 $this->assertEquals(
 554                         Html::errorBox( 'err', '0' ),
 555                         '<div class="errorbox"><h2>0</h2>err</div>'
 556                 );
 557         }
 558
 559         /**
 560          * @covers Html::successBox
 561          * @covers Html::messageBox
 562          */
 563         public function testSuccessBox() {
 564                 $this->assertEquals(
 565                         Html::successBox( 'great' ),
 566                         '<div class="successbox">great</div>'
 567                 );
 568                 $this->assertEquals(
 569                         Html::successBox( '<script>beware no escaping!</script>' ),
 570                         '<div class="successbox"><script>beware no escaping!</script></div>'
 571                 );
 572         }
 573
 574         /**
 575          * List of input element types values introduced by HTML5
 576          * Full list at https://www.w3.org/TR/html-markup/input.html
 577          */
 578         public static function provideHtml5InputTypes() {
 579                 $types = [
 580                         'datetime',
 581                         'datetime-local',
 582                         'date',
 583                         'month',
 584                         'time',
 585                         'week',
 586                         'number',
 587                         'range',
 588                         'email',
 589                         'url',
 590                         'search',
 591                         'tel',
 592                         'color',
 593                 ];
 594                 $cases = [];
 595                 foreach ( $types as $type ) {
 596                         $cases[] = [ $type ];
 597                 }
 598
 599                 return $cases;
 600         }
 601
 602         /**
 603          * Test out Html::element drops or enforces default value
 604          * @covers Html::dropDefaults
 605          * @dataProvider provideElementsWithAttributesHavingDefaultValues
 606          */
 607         public function testDropDefaults( $expected, $element, $attribs, $message = '' ) {
 608                 $this->assertEquals( $expected, Html::element( $element, $attribs ), $message );
 609         }
 610
 611         public static function provideElementsWithAttributesHavingDefaultValues() {
 612                 # Use cases in a concise format:
 613                 # <expected>, <element name>, <array of attributes> [, <message>]
 614                 # Will be mapped to Html::element()
 615                 $cases = [];
 616
 617                 # ## Generic cases, match $attribDefault static array
 618                 $cases[] = [ '<area/>',
 619                         'area', [ 'shape' => 'rect' ]
 620                 ];
 621
 622                 $cases[] = [ '<button type="submit"></button>',
 623                         'button', [ 'formaction' => 'GET' ]
 624                 ];
 625                 $cases[] = [ '<button type="submit"></button>',
 626                         'button', [ 'formenctype' => 'application/x-www-form-urlencoded' ]
 627                 ];
 628
 629                 $cases[] = [ '<canvas></canvas>',
 630                         'canvas', [ 'height' => '150' ]
 631                 ];
 632                 $cases[] = [ '<canvas></canvas>',
 633                         'canvas', [ 'width' => '300' ]
 634                 ];
 635                 # Also check with numeric values
 636                 $cases[] = [ '<canvas></canvas>',
 637                         'canvas', [ 'height' => 150 ]
 638                 ];
 639                 $cases[] = [ '<canvas></canvas>',
 640                         'canvas', [ 'width' => 300 ]
 641                 ];
 642
 643                 $cases[] = [ '<form></form>',
 644                         'form', [ 'action' => 'GET' ]
 645                 ];
 646                 $cases[] = [ '<form></form>',
 647                         'form', [ 'autocomplete' => 'on' ]
 648                 ];
 649                 $cases[] = [ '<form></form>',
 650                         'form', [ 'enctype' => 'application/x-www-form-urlencoded' ]
 651                 ];
 652
 653                 $cases[] = [ '<input/>',
 654                         'input', [ 'formaction' => 'GET' ]
 655                 ];
 656                 $cases[] = [ '<input/>',
 657                         'input', [ 'type' => 'text' ]
 658                 ];
 659
 660                 $cases[] = [ '<keygen/>',
 661                         'keygen', [ 'keytype' => 'rsa' ]
 662                 ];
 663
 664                 $cases[] = [ '<link/>',
 665                         'link', [ 'media' => 'all' ]
 666                 ];
 667
 668                 $cases[] = [ '<menu></menu>',
 669                         'menu', [ 'type' => 'list' ]
 670                 ];
 671
 672                 $cases[] = [ '<script></script>',
 673                         'script', [ 'type' => 'text/javascript' ]
 674                 ];
 675
 676                 $cases[] = [ '<style></style>',
 677                         'style', [ 'media' => 'all' ]
 678                 ];
 679                 $cases[] = [ '<style></style>',
 680                         'style', [ 'type' => 'text/css' ]
 681                 ];
 682
 683                 $cases[] = [ '<textarea></textarea>',
 684                         'textarea', [ 'wrap' => 'soft' ]
 685                 ];
 686
 687                 # ## SPECIFIC CASES
 688
 689                 # <link type="text/css">
 690                 $cases[] = [ '<link/>',
 691                         'link', [ 'type' => 'text/css' ]
 692                 ];
 693
 694                 # <input> specific handling
 695                 $cases[] = [ '<input type="checkbox"/>',
 696                         'input', [ 'type' => 'checkbox', 'value' => 'on' ],
 697                         'Default value "on" is stripped of checkboxes',
 698                 ];
 699                 $cases[] = [ '<input type="radio"/>',
 700                         'input', [ 'type' => 'radio', 'value' => 'on' ],
 701                         'Default value "on" is stripped of radio buttons',
 702                 ];
 703                 $cases[] = [ '<input type="submit" value="Submit"/>',
 704                         'input', [ 'type' => 'submit', 'value' => 'Submit' ],
 705                         'Default value "Submit" is kept on submit buttons (for possible l10n issues)',
 706                 ];
 707                 $cases[] = [ '<input type="color"/>',
 708                         'input', [ 'type' => 'color', 'value' => '' ],
 709                 ];
 710                 $cases[] = [ '<input type="range"/>',
 711                         'input', [ 'type' => 'range', 'value' => '' ],
 712                 ];
 713
 714                 # <button> specific handling
 715                 # see remarks on https://msdn.microsoft.com/library/ms535211(v=vs.85).aspx
 716                 $cases[] = [ '<button type="submit"></button>',
 717                         'button', [ 'type' => 'submit' ],
 718                         'According to standard the default type is "submit". '
 719                                 . 'Depending on compatibility mode IE might use "button", instead.',
 720                 ];
 721
 722                 # <select> specific handling
 723                 $cases[] = [ '<select multiple=""></select>',
 724                         'select', [ 'size' => '4', 'multiple' => true ],
 725                 ];
 726                 # .. with numeric value
 727                 $cases[] = [ '<select multiple=""></select>',
 728                         'select', [ 'size' => 4, 'multiple' => true ],
 729                 ];
 730                 $cases[] = [ '<select></select>',
 731                         'select', [ 'size' => '1', 'multiple' => false ],
 732                 ];
 733                 # .. with numeric value
 734                 $cases[] = [ '<select></select>',
 735                         'select', [ 'size' => 1, 'multiple' => false ],
 736                 ];
 737
 738                 # Passing an array as value
 739                 $cases[] = [ '<a class="css-class-one css-class-two"></a>',
 740                         'a', [ 'class' => [ 'css-class-one', 'css-class-two' ] ],
 741                         "dropDefaults accepts values given as an array"
 742                 ];
 743
 744                 # FIXME: doDropDefault should remove defaults given in an array
 745                 # Expected should be '<a></a>'
 746                 $cases[] = [ '<a class=""></a>',
 747                         'a', [ 'class' => [ '', '' ] ],
 748                         "dropDefaults accepts values given as an array"
 749                 ];
 750
 751                 # Craft the Html elements
 752                 $ret = [];
 753                 foreach ( $cases as $case ) {
 754                         $ret[] = [
 755                                 $case[0],
 756                                 $case[1], $case[2],
 757                                 $case[3] ?? ''
 758                         ];
 759                 }
 760
 761                 return $ret;
 762         }
 763
 764         /**
 765          * @covers Html::input
 766          */
 767         public function testWrapperInput() {
 768                 $this->assertEquals(
 769                         '<input type="radio" value="testval" name="testname"/>',
 770                         Html::input( 'testname', 'testval', 'radio' ),
 771                         'Input wrapper with type and value.'
 772                 );
 773                 $this->assertEquals(
 774                         '<input name="testname"/>',
 775                         Html::input( 'testname' ),
 776                         'Input wrapper with all default values.'
 777                 );
 778         }
 779
 780         /**
 781          * @covers Html::check
 782          */
 783         public function testWrapperCheck() {
 784                 $this->assertEquals(
 785                         '<input type="checkbox" value="1" name="testname"/>',
 786                         Html::check( 'testname' ),
 787                         'Checkbox wrapper unchecked.'
 788                 );
 789                 $this->assertEquals(
 790                         '<input checked="" type="checkbox" value="1" name="testname"/>',
 791                         Html::check( 'testname', true ),
 792                         'Checkbox wrapper checked.'
 793                 );
 794                 $this->assertEquals(
 795                         '<input type="checkbox" value="testval" name="testname"/>',
 796                         Html::check( 'testname', false, [ 'value' => 'testval' ] ),
 797                         'Checkbox wrapper with a value override.'
 798                 );
 799         }
 800
 801         /**
 802          * @covers Html::radio
 803          */
 804         public function testWrapperRadio() {
 805                 $this->assertEquals(
 806                         '<input type="radio" value="1" name="testname"/>',
 807                         Html::radio( 'testname' ),
 808                         'Radio wrapper unchecked.'
 809                 );
 810                 $this->assertEquals(
 811                         '<input checked="" type="radio" value="1" name="testname"/>',
 812                         Html::radio( 'testname', true ),
 813                         'Radio wrapper checked.'
 814                 );
 815                 $this->assertEquals(
 816                         '<input type="radio" value="testval" name="testname"/>',
 817                         Html::radio( 'testname', false, [ 'value' => 'testval' ] ),
 818                         'Radio wrapper with a value override.'
 819                 );
 820         }
 821
 822         /**
 823          * @covers Html::label
 824          */
 825         public function testWrapperLabel() {
 826                 $this->assertEquals(
 827                         '<label for="testid">testlabel</label>',
 828                         Html::label( 'testlabel', 'testid' ),
 829                         'Label wrapper'
 830                 );
 831         }
 832
 833         public static function provideSrcSetImages() {
 834                 return [
 835                         [ [], '', 'when there are no images, return empty string' ],
 836                         [
 837                                 [ '1x' => '1x.png', '1.5x' => '1_5x.png', '2x' => '2x.png' ],
 838                                 '1x.png 1x, 1_5x.png 1.5x, 2x.png 2x',
 839                                 'pixel depth keys may include a trailing "x"'
 840                         ],
 841                         [
 842                                 [ '1'  => '1x.png', '1.5' => '1_5x.png', '2'  => '2x.png' ],
 843                                 '1x.png 1x, 1_5x.png 1.5x, 2x.png 2x',
 844                                 'pixel depth keys may omit a trailing "x"'
 845                         ],
 846                         [
 847                                 [ '1'  => 'small.png', '1.5' => 'large.png', '2'  => 'large.png' ],
 848                                 'small.png 1x, large.png 1.5x',
 849                                 'omit larger duplicates'
 850                         ],
 851                         [
 852                                 [ '1'  => 'small.png', '2'  => 'large.png', '1.5' => 'large.png' ],
 853                                 'small.png 1x, large.png 1.5x',
 854                                 'omit larger duplicates in irregular order'
 855                         ],
 856                 ];
 857         }
 858
 859         /**
 860          * @dataProvider provideSrcSetImages
 861          * @covers Html::srcSet
 862          */
 863         public function testSrcSet( $images, $expected, $message ) {
 864                 $this->assertEquals( Html::srcSet( $images ), $expected, $message );
 865         }
 866
 867         public static function provideInlineScript() {
 868                 return [
 869                         'Empty' => [
 870                                 '',
 871                                 '<script></script>'
 872                         ],
 873                         'Simple' => [
 874                                 'EXAMPLE.label("foo");',
 875                                 '<script>EXAMPLE.label("foo");</script>'
 876                         ],
 877                         'Ampersand' => [
 878                                 'EXAMPLE.is(a && b);',
 879                                 '<script>EXAMPLE.is(a && b);</script>'
 880                         ],
 881                         'HTML' => [
 882                                 'EXAMPLE.label("<a>");',
 883                                 '<script>EXAMPLE.label("<a>");</script>'
 884                         ],
 885                         'Script closing string (lower)' => [
 886                                 'EXAMPLE.label("</script>");',
 887                                 '<script>/* ERROR: Invalid script */</script>',
 888                                 true,
 889                         ],
 890                         'Script closing with non-standard attributes (mixed)' => [
 891                                 'EXAMPLE.label("</SCriPT and STyLE>");',
 892                                 '<script>/* ERROR: Invalid script */</script>',
 893                                 true,
 894                         ],
 895                         'HTML-comment-open and script-open' => [
 896                                 // In HTML, <script> contents aren't just plain CDATA until </script>,
 897                                 // there are levels of escaping modes, and the below sequence puts an
 898                                 // HTML parser in a state where </script> would *not* close the script.
 899                                 // https://html.spec.whatwg.org/multipage/parsing.html#script-data-double-escape-end-state
 900                                 'var a = "<!--<script>";',
 901                                 '<script>/* ERROR: Invalid script */</script>',
 902                                 true,
 903                         ],
 904                 ];
 905         }
 906
 907         /**
 908          * @dataProvider provideInlineScript
 909          * @covers Html::inlineScript
 910          */
 911         public function testInlineScript( $code, $expected, $error = false ) {
 912                 if ( $error ) {
 913                         Wikimedia\suppressWarnings();
 914                         $this->restoreWarnings = true;
 915                 }
 916                 $this->assertSame( Html::inlineScript( $code ), $expected );
 917         }
 918 }
 919
 920 class HtmlTestValue {
 921         function __toString() {
 922                 return 'stringValue';
 923         }
 924 }