tests/phpunit/includes/libs/CSSMinTest.php

   1 <?php
   2 /**
   3  * This file test the CSSMin library shipped with Mediawiki.
   4  *
   5  * @author Timo Tijhof
   6  */
   7
   8 /**
   9  * @group ResourceLoader
  10  * @group CSSMin
  11  */
  12 class CSSMinTest extends MediaWikiTestCase {
  13
  14         protected function setUp() {
  15                 parent::setUp();
  16
  17                 $server = 'http://doc.example.org';
  18
  19                 $this->setMwGlobals( [
  20                         'wgServer' => $server,
  21                         'wgCanonicalServer' => $server,
  22                 ] );
  23         }
  24
  25         /**
  26          * @dataProvider mimeTypeProvider
  27          * @covers CSSMin::getMimeType
  28          */
  29         public function testGetMimeType( $fileContents, $fileExtension, $expected ) {
  30                 $fileName = wfTempDir() . DIRECTORY_SEPARATOR . uniqid( 'MW_PHPUnit_CSSMinTest_' ) . '.'
  31                         . $fileExtension;
  32                 $this->addTmpFiles( $fileName );
  33                 file_put_contents( $fileName, $fileContents );
  34                 $this->assertSame( $expected, CSSMin::getMimeType( $fileName ) );
  35         }
  36
  37         public function mimeTypeProvider() {
  38                 return [
  39                         'JPEG with short extension' => [
  40                                 "\xFF\xD8\xFF",
  41                                 'jpg',
  42                                 'image/jpeg'
  43                         ],
  44                         'JPEG with long extension' => [
  45                                 "\xFF\xD8\xFF",
  46                                 'jpeg',
  47                                 'image/jpeg'
  48                         ],
  49                         'PNG' => [
  50                                 "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A",
  51                                 'png',
  52                                 'image/png'
  53                         ],
  54
  55                         'PNG extension but JPEG content' => [
  56                                 "\xFF\xD8\xFF",
  57                                 'png',
  58                                 'image/png'
  59                         ],
  60                         'JPEG extension but PNG content' => [
  61                                 "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A",
  62                                 'jpg',
  63                                 'image/jpeg'
  64                         ],
  65                         'PNG extension but SVG content' => [
  66                                 '<?xml version="1.0"?><svg></svg>',
  67                                 'png',
  68                                 'image/png'
  69                         ],
  70                         'SVG extension but PNG content' => [
  71                                 "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A",
  72                                 'svg',
  73                                 'image/svg+xml'
  74                         ],
  75
  76                         'SVG with all headers' => [
  77                                 '<?xml version="1.0"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" '
  78                                 . '"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg></svg>',
  79                                 'svg',
  80                                 'image/svg+xml'
  81                         ],
  82                         'SVG with XML header only' => [
  83                                 '<?xml version="1.0"?><svg></svg>',
  84                                 'svg',
  85                                 'image/svg+xml'
  86                         ],
  87                         'SVG with DOCTYPE only' => [
  88                                 '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" '
  89                                 . '"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg></svg>',
  90                                 'svg',
  91                                 'image/svg+xml'
  92                         ],
  93                         'SVG without any header' => [
  94                                 '<svg></svg>',
  95                                 'svg',
  96                                 'image/svg+xml'
  97                         ],
  98                 ];
  99         }
 100
 101         /**
 102          * @dataProvider provideMinifyCases
 103          * @covers CSSMin::minify
 104          */
 105         public function testMinify( $code, $expectedOutput ) {
 106                 $minified = CSSMin::minify( $code );
 107
 108                 $this->assertEquals(
 109                         $expectedOutput,
 110                         $minified,
 111                         'Minified output should be in the form expected.'
 112                 );
 113         }
 114
 115         public static function provideMinifyCases() {
 116                 return [
 117                         // Whitespace
 118                         [ "\r\t\f \v\n\r", "" ],
 119                         [ "foo, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 120
 121                         // Loose comments
 122                         [ "/* foo */", "" ],
 123                         [ "/*******\n foo\n *******/", "" ],
 124                         [ "/*!\n foo\n */", "" ],
 125
 126                         // Inline comments in various different places
 127                         [ "/* comment */foo, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 128                         [ "foo/* comment */, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 129                         [ "foo,/* comment */ bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 130                         [ "foo, bar/* comment */ {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 131                         [ "foo, bar {\n\t/* comment */prop: value;\n}", "foo,bar{prop:value}" ],
 132                         [ "foo, bar {\n\tprop: /* comment */value;\n}", "foo,bar{prop:value}" ],
 133                         [ "foo, bar {\n\tprop: value /* comment */;\n}", "foo,bar{prop:value }" ],
 134                         [ "foo, bar {\n\tprop: value; /* comment */\n}", "foo,bar{prop:value; }" ],
 135
 136                         // Keep track of things that aren't as minified as much as they
 137                         // could be (T37493)
 138                         [ 'foo { prop: value ;}', 'foo{prop:value }' ],
 139                         [ 'foo { prop : value; }', 'foo{prop :value}' ],
 140                         [ 'foo { prop: value ; }', 'foo{prop:value }' ],
 141                         [ 'foo { font-family: "foo" , "bar"; }', 'foo{font-family:"foo" ,"bar"}' ],
 142                         [ "foo { src:\n\turl('foo') ,\n\turl('bar') ; }", "foo{src:url('foo') ,url('bar') }" ],
 143
 144                         // Interesting cases with string values
 145                         // - Double quotes, single quotes
 146                         [ 'foo { content: ""; }', 'foo{content:""}' ],
 147                         [ "foo { content: ''; }", "foo{content:''}" ],
 148                         [ 'foo { content: "\'"; }', 'foo{content:"\'"}' ],
 149                         [ "foo { content: '\"'; }", "foo{content:'\"'}" ],
 150                         // - Whitespace in string values
 151                         [ 'foo { content: " "; }', 'foo{content:" "}' ],
 152
 153                         // Whitespaces after opening and before closing parentheses and brackets
 154                         [ 'a:not( [ href ] ) { prop: url( foobar.png ); }', 'a:not([href]){prop:url(foobar.png)}' ],
 155
 156                         // Ensure that the invalid "url (" will not become the valid "url(" by minification
 157                         [ 'foo { prop: url ( foobar.png ); }', 'foo{prop:url (foobar.png)}' ],
 158                 ];
 159         }
 160
 161         public static function provideIsRemoteUrl() {
 162                 return [
 163                         [ true, 'http://localhost/w/red.gif?123' ],
 164                         [ true, 'https://example.org/x.png' ],
 165                         [ true, '//example.org/x.y.z/image.png' ],
 166                         [ true, '//localhost/styles.css?query=yes' ],
 167                         [ true, 'data:image/gif;base64,R0lGODlhAQABAIAAAP8AADAAACwAAAAAAQABAAACAkQBADs=' ],
 168                         [ false, 'x.gif' ],
 169                         [ false, '/x.gif' ],
 170                         [ false, './x.gif' ],
 171                         [ false, '../x.gif' ],
 172                 ];
 173         }
 174
 175         /**
 176          * @dataProvider provideIsRemoteUrl
 177          * @covers CSSMin::isRemoteUrl
 178          */
 179         public function testIsRemoteUrl( $expect, $url ) {
 180                 $this->assertEquals( CSSMinTestable::isRemoteUrl( $url ), $expect );
 181         }
 182
 183         public static function provideIsLocalUrls() {
 184                 return [
 185                         [ false, 'x.gif' ],
 186                         [ true, '/x.gif' ],
 187                         [ false, './x.gif' ],
 188                         [ false, '../x.gif' ],
 189                 ];
 190         }
 191
 192         /**
 193          * @dataProvider provideIsLocalUrls
 194          * @covers CSSMin::isLocalUrl
 195          */
 196         public function testIsLocalUrl( $expect, $url ) {
 197                 $this->assertEquals( CSSMinTestable::isLocalUrl( $url ), $expect );
 198         }
 199
 200         /**
 201          * This test tests funky parameters to CSSMin::remap.
 202          *
 203          * @see testRemapRemapping for testing of the basic functionality
 204          * @dataProvider provideRemapCases
 205          * @covers CSSMin::remap
 206          * @covers CSSMin::remapOne
 207          */
 208         public function testRemap( $message, $params, $expectedOutput ) {
 209                 $remapped = call_user_func_array( 'CSSMin::remap', $params );
 210
 211                 $messageAdd = " Case: $message";
 212                 $this->assertEquals(
 213                         $expectedOutput,
 214                         $remapped,
 215                         'CSSMin::remap should return the expected url form.' . $messageAdd
 216                 );
 217         }
 218
 219         public static function provideRemapCases() {
 220                 // Parameter signature:
 221                 // CSSMin::remap( $code, $local, $remote, $embedData = true )
 222                 return [
 223                         [
 224                                 'Simple case',
 225                                 [ 'foo { prop: url(bar.png); }', false, 'http://example.org', false ],
 226                                 'foo { prop: url(http://example.org/bar.png); }',
 227                         ],
 228                         [
 229                                 'Without trailing slash',
 230                                 [ 'foo { prop: url(../bar.png); }', false, 'http://example.org/quux', false ],
 231                                 'foo { prop: url(http://example.org/bar.png); }',
 232                         ],
 233                         [
 234                                 'With trailing slash on remote (T29052)',
 235                                 [ 'foo { prop: url(../bar.png); }', false, 'http://example.org/quux/', false ],
 236                                 'foo { prop: url(http://example.org/bar.png); }',
 237                         ],
 238                         [
 239                                 'Guard against stripping double slashes from query',
 240                                 [ 'foo { prop: url(bar.png?corge=//grault); }', false, 'http://example.org/quux/', false ],
 241                                 'foo { prop: url(http://example.org/quux/bar.png?corge=//grault); }',
 242                         ],
 243                         [
 244                                 'Expand absolute paths',
 245                                 [ 'foo { prop: url(/w/skin/images/bar.png); }', false, 'http://example.org/quux', false ],
 246                                 'foo { prop: url(http://doc.example.org/w/skin/images/bar.png); }',
 247                         ],
 248                         [
 249                                 "Don't barf at behavior: url(#default#behaviorName) - T162973",
 250                                 [ 'foo { behavior: url(#default#bar); }', false, '/w/', false ],
 251                                 'foo { behavior: url("#default#bar"); }',
 252                         ],
 253                 ];
 254         }
 255
 256         /**
 257          * This tests the basic functionality of CSSMin::remap.
 258          *
 259          * @see testRemap for testing of funky parameters
 260          * @dataProvider provideRemapRemappingCases
 261          * @covers CSSMin
 262          */
 263         public function testRemapRemapping( $message, $input, $expectedOutput ) {
 264                 $localPath = __DIR__ . '/../../data/cssmin';
 265                 $remotePath = 'http://localhost/w';
 266
 267                 $realOutput = CSSMin::remap( $input, $localPath, $remotePath );
 268                 $this->assertEquals( $expectedOutput, $realOutput, "CSSMin::remap: $message" );
 269         }
 270
 271         public static function provideRemapRemappingCases() {
 272                 // red.gif and green.gif are one-pixel 35-byte GIFs.
 273                 // large.png is a 35K PNG that should be non-embeddable.
 274                 // Full paths start with http://localhost/w/.
 275                 // Timestamps in output are replaced with 'timestamp'.
 276
 277                 // data: URIs for red.gif, green.gif, circle.svg
 278                 $red   = 'data:image/gif;base64,R0lGODlhAQABAIAAAP8AADAAACwAAAAAAQABAAACAkQBADs=';
 279                 $green = 'data:image/gif;base64,R0lGODlhAQABAIAAAACAADAAACwAAAAAAQABAAACAkQBADs=';
 280                 $svg = 'data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%228'
 281                         . '%22 height=%228%22 viewBox=%220 0 8 8%22%3E %3Ccircle cx=%224%22 cy=%224%22 '
 282                         . 'r=%222%22/%3E %3Ca xmlns:xlink=%22http://www.w3.org/1999/xlink%22 xlink:title='
 283                         . '%22%3F%3E%22%3Etest%3C/a%3E %3C/svg%3E';
 284
 285                 // phpcs:disable Generic.Files.LineLength
 286                 return [
 287                         [
 288                                 'Regular file',
 289                                 'foo { background: url(red.gif); }',
 290                                 'foo { background: url(http://localhost/w/red.gif?34ac6); }',
 291                         ],
 292                         [
 293                                 'Regular file (missing)',
 294                                 'foo { background: url(theColorOfHerHair.gif); }',
 295                                 'foo { background: url(http://localhost/w/theColorOfHerHair.gif); }',
 296                         ],
 297                         [
 298                                 'Remote URL',
 299                                 'foo { background: url(http://example.org/w/foo.png); }',
 300                                 'foo { background: url(http://example.org/w/foo.png); }',
 301                         ],
 302                         [
 303                                 'Protocol-relative remote URL',
 304                                 'foo { background: url(//example.org/w/foo.png); }',
 305                                 'foo { background: url(//example.org/w/foo.png); }',
 306                         ],
 307                         [
 308                                 'Remote URL with query',
 309                                 'foo { background: url(http://example.org/w/foo.png?query=yes); }',
 310                                 'foo { background: url(http://example.org/w/foo.png?query=yes); }',
 311                         ],
 312                         [
 313                                 'Protocol-relative remote URL with query',
 314                                 'foo { background: url(//example.org/w/foo.png?query=yes); }',
 315                                 'foo { background: url(//example.org/w/foo.png?query=yes); }',
 316                         ],
 317                         [
 318                                 'Domain-relative URL',
 319                                 'foo { background: url(/static/foo.png); }',
 320                                 'foo { background: url(http://doc.example.org/static/foo.png); }',
 321                         ],
 322                         [
 323                                 'Domain-relative URL with query',
 324                                 'foo { background: url(/static/foo.png?query=yes); }',
 325                                 'foo { background: url(http://doc.example.org/static/foo.png?query=yes); }',
 326                         ],
 327                         [
 328                                 'Remote URL (unnecessary quotes not preserved)',
 329                                 'foo { background: url("http://example.org/w/unnecessary-quotes.png"); }',
 330                                 'foo { background: url(http://example.org/w/unnecessary-quotes.png); }',
 331                         ],
 332                         [
 333                                 'Embedded file',
 334                                 'foo { /* @embed */ background: url(red.gif); }',
 335                                 "foo { background: url($red); background: url(http://localhost/w/red.gif?34ac6)!ie; }",
 336                         ],
 337                         [
 338                                 'Embedded file, other comments before the rule',
 339                                 "foo { /* Bar. */ /* @embed */ background: url(red.gif); }",
 340                                 "foo { /* Bar. */ background: url($red); /* Bar. */ background: url(http://localhost/w/red.gif?34ac6)!ie; }",
 341                         ],
 342                         [
 343                                 'Can not re-embed data: URIs',
 344                                 "foo { /* @embed */ background: url($red); }",
 345                                 "foo { background: url($red); }",
 346                         ],
 347                         [
 348                                 'Can not remap data: URIs',
 349                                 "foo { background: url($red); }",
 350                                 "foo { background: url($red); }",
 351                         ],
 352                         [
 353                                 'Can not embed remote URLs',
 354                                 'foo { /* @embed */ background: url(http://example.org/w/foo.png); }',
 355                                 'foo { background: url(http://example.org/w/foo.png); }',
 356                         ],
 357                         [
 358                                 'Embedded file (inline @embed)',
 359                                 'foo { background: /* @embed */ url(red.gif); }',
 360                                 "foo { background: url($red); "
 361                                         . "background: url(http://localhost/w/red.gif?34ac6)!ie; }",
 362                         ],
 363                         [
 364                                 'Can not embed large files',
 365                                 'foo { /* @embed */ background: url(large.png); }',
 366                                 "foo { background: url(http://localhost/w/large.png?e3d1f); }",
 367                         ],
 368                         [
 369                                 'SVG files are embedded without base64 encoding and unnecessary IE 6 and 7 fallback',
 370                                 'foo { /* @embed */ background: url(circle.svg); }',
 371                                 "foo { background: url(\"$svg\"); }",
 372                         ],
 373                         [
 374                                 'Two regular files in one rule',
 375                                 'foo { background: url(red.gif), url(green.gif); }',
 376                                 'foo { background: url(http://localhost/w/red.gif?34ac6), '
 377                                         . 'url(http://localhost/w/green.gif?13651); }',
 378                         ],
 379                         [
 380                                 'Two embedded files in one rule',
 381                                 'foo { /* @embed */ background: url(red.gif), url(green.gif); }',
 382                                 "foo { background: url($red), url($green); "
 383                                         . "background: url(http://localhost/w/red.gif?34ac6), "
 384                                         . "url(http://localhost/w/green.gif?13651)!ie; }",
 385                         ],
 386                         [
 387                                 'Two embedded files in one rule (inline @embed)',
 388                                 'foo { background: /* @embed */ url(red.gif), /* @embed */ url(green.gif); }',
 389                                 "foo { background: url($red), url($green); "
 390                                         . "background: url(http://localhost/w/red.gif?34ac6), "
 391                                         . "url(http://localhost/w/green.gif?13651)!ie; }",
 392                         ],
 393                         [
 394                                 'Two embedded files in one rule (inline @embed), one too large',
 395                                 'foo { background: /* @embed */ url(red.gif), /* @embed */ url(large.png); }',
 396                                 "foo { background: url($red), url(http://localhost/w/large.png?e3d1f); "
 397                                         . "background: url(http://localhost/w/red.gif?34ac6), "
 398                                         . "url(http://localhost/w/large.png?e3d1f)!ie; }",
 399                         ],
 400                         [
 401                                 'Practical example with some noise',
 402                                 'foo { /* @embed */ background: #f9f9f9 url(red.gif) 0 0 no-repeat; }',
 403                                 "foo { background: #f9f9f9 url($red) 0 0 no-repeat; "
 404                                         . "background: #f9f9f9 url(http://localhost/w/red.gif?34ac6) 0 0 no-repeat!ie; }",
 405                         ],
 406                         [
 407                                 'Does not mess with other properties',
 408                                 'foo { color: red; background: url(red.gif); font-size: small; }',
 409                                 'foo { color: red; background: url(http://localhost/w/red.gif?34ac6); font-size: small; }',
 410                         ],
 411                         [
 412                                 'Spacing and miscellanea not changed (1)',
 413                                 'foo {   background:    url(red.gif);  }',
 414                                 'foo {   background:    url(http://localhost/w/red.gif?34ac6);  }',
 415                         ],
 416                         [
 417                                 'Spacing and miscellanea not changed (2)',
 418                                 'foo {background:url(red.gif)}',
 419                                 'foo {background:url(http://localhost/w/red.gif?34ac6)}',
 420                         ],
 421                         [
 422                                 'Spaces within url() parentheses are ignored',
 423                                 'foo { background: url( red.gif ); }',
 424                                 'foo { background: url(http://localhost/w/red.gif?34ac6); }',
 425                         ],
 426                         [
 427                                 '@import rule to local file (should we remap this?)',
 428                                 '@import url(/styles.css)',
 429                                 '@import url(http://doc.example.org/styles.css)',
 430                         ],
 431                         [
 432                                 '@import rule to local file (should we remap this?)',
 433                                 '@import url(/styles.css)',
 434                                 '@import url(http://doc.example.org/styles.css)',
 435                         ],
 436                         [
 437                                 '@import rule to URL',
 438                                 '@import url(//localhost/styles.css?query=val)',
 439                                 '@import url(//localhost/styles.css?query=val)',
 440                         ],
 441                         [
 442                                 'Background URL (double quotes)',
 443                                 'foo { background: url("//localhost/styles.css?quoted=double") }',
 444                                 'foo { background: url(//localhost/styles.css?quoted=double) }',
 445                         ],
 446                         [
 447                                 'Background URL (single quotes)',
 448                                 'foo { background: url(\'//localhost/styles.css?quoted=single\') }',
 449                                 'foo { background: url(//localhost/styles.css?quoted=single) }',
 450                         ],
 451                         [
 452                                 'Background URL (containing parentheses; T60473)',
 453                                 'foo { background: url("//localhost/styles.css?query=(parens)") }',
 454                                 'foo { background: url("//localhost/styles.css?query=(parens)") }',
 455                         ],
 456                         [
 457                                 'Background URL (double quoted, containing single quotes; T60473)',
 458                                 'foo { background: url("//localhost/styles.css?quote=\'") }',
 459                                 'foo { background: url("//localhost/styles.css?quote=\'") }',
 460                         ],
 461                         [
 462                                 'Background URL (single quoted, containing double quotes; T60473)',
 463                                 'foo { background: url(\'//localhost/styles.css?quote="\') }',
 464                                 'foo { background: url("//localhost/styles.css?quote=\"") }',
 465                         ],
 466                         [
 467                                 'Simple case with comments before url',
 468                                 'foo { prop: /* some {funny;} comment */ url(bar.png); }',
 469                                 'foo { prop: /* some {funny;} comment */ url(http://localhost/w/bar.png); }',
 470                         ],
 471                         [
 472                                 'Simple case with comments after url',
 473                                 'foo { prop: url(red.gif)/* some {funny;} comment */ ; }',
 474                                 'foo { prop: url(http://localhost/w/red.gif?34ac6)/* some {funny;} comment */ ; }',
 475                         ],
 476                         [
 477                                 'Embedded file with comment before url',
 478                                 'foo { /* @embed */ background: /* some {funny;} comment */ url(red.gif); }',
 479                                 "foo { background: /* some {funny;} comment */ url($red); background: /* some {funny;} comment */ url(http://localhost/w/red.gif?34ac6)!ie; }",
 480                         ],
 481                         [
 482                                 'Embedded file with comments inside and outside the rule',
 483                                 'foo { /* @embed */ background: url(red.gif) /* some {foo;} comment */; /* some {bar;} comment */ }',
 484                                 "foo { background: url($red) /* some {foo;} comment */; background: url(http://localhost/w/red.gif?34ac6) /* some {foo;} comment */!ie; /* some {bar;} comment */ }",
 485                         ],
 486                         [
 487                                 'Embedded file with comment outside the rule',
 488                                 'foo { /* @embed */ background: url(red.gif); /* some {funny;} comment */ }',
 489                                 "foo { background: url($red); background: url(http://localhost/w/red.gif?34ac6)!ie; /* some {funny;} comment */ }",
 490                         ],
 491                         [
 492                                 'Rule with two urls, each with comments',
 493                                 '{ background: /*asd*/ url(something.png); background: /*jkl*/ url(something.png); }',
 494                                 '{ background: /*asd*/ url(http://localhost/w/something.png); background: /*jkl*/ url(http://localhost/w/something.png); }',
 495                         ],
 496                         [
 497                                 'Sanity check for offending line from jquery.ui.theme.css (T62077)',
 498                                 '.ui-state-default, .ui-widget-content .ui-state-default, .ui-widget-header .ui-state-default { border: 1px solid #d3d3d3/*{borderColorDefault}*/; background: #e6e6e6/*{bgColorDefault}*/ url(images/ui-bg_glass_75_e6e6e6_1x400.png)/*{bgImgUrlDefault}*/ 50%/*{bgDefaultXPos}*/ 50%/*{bgDefaultYPos}*/ repeat-x/*{bgDefaultRepeat}*/; font-weight: normal/*{fwDefault}*/; color: #555555/*{fcDefault}*/; }',
 499                                 '.ui-state-default, .ui-widget-content .ui-state-default, .ui-widget-header .ui-state-default { border: 1px solid #d3d3d3/*{borderColorDefault}*/; background: #e6e6e6/*{bgColorDefault}*/ url(http://localhost/w/images/ui-bg_glass_75_e6e6e6_1x400.png)/*{bgImgUrlDefault}*/ 50%/*{bgDefaultXPos}*/ 50%/*{bgDefaultYPos}*/ repeat-x/*{bgDefaultRepeat}*/; font-weight: normal/*{fwDefault}*/; color: #555555/*{fcDefault}*/; }',
 500                         ],
 501                 ];
 502                 // phpcs:enable
 503         }
 504
 505         /**
 506          * This tests basic functionality of CSSMin::buildUrlValue.
 507          *
 508          * @dataProvider provideBuildUrlValueCases
 509          * @covers CSSMin::buildUrlValue
 510          */
 511         public function testBuildUrlValue( $message, $input, $expectedOutput ) {
 512                 $this->assertEquals(
 513                         $expectedOutput,
 514                         CSSMin::buildUrlValue( $input ),
 515                         "CSSMin::buildUrlValue: $message"
 516                 );
 517         }
 518
 519         public static function provideBuildUrlValueCases() {
 520                 return [
 521                         [
 522                                 'Full URL',
 523                                 'scheme://user@domain:port/~user/fi%20le.png?query=yes&really=y+s',
 524                                 'url(scheme://user@domain:port/~user/fi%20le.png?query=yes&really=y+s)',
 525                         ],
 526                         [
 527                                 'data: URI',
 528                                 'data:image/png;base64,R0lGODlh/+==',
 529                                 'url(data:image/png;base64,R0lGODlh/+==)',
 530                         ],
 531                         [
 532                                 'URL with quotes',
 533                                 "https://en.wikipedia.org/wiki/Wendy's",
 534                                 "url(\"https://en.wikipedia.org/wiki/Wendy's\")",
 535                         ],
 536                         [
 537                                 'URL with parentheses',
 538                                 'https://en.wikipedia.org/wiki/Boston_(band)',
 539                                 'url("https://en.wikipedia.org/wiki/Boston_(band)")',
 540                         ],
 541                 ];
 542         }
 543
 544         /**
 545          * Seperated because they are currently broken (T37492)
 546          *
 547          * @group Broken
 548          * @dataProvider provideStringCases
 549          * @covers CSSMin::remap
 550          */
 551         public function testMinifyWithCSSStringValues( $code, $expectedOutput ) {
 552                 $this->testMinifyOutput( $code, $expectedOutput );
 553         }
 554
 555         public static function provideStringCases() {
 556                 return [
 557                         // String values should be respected
 558                         // - More than one space in a string value
 559                         [ 'foo { content: "  "; }', 'foo{content:"  "}' ],
 560                         // - Using a tab in a string value (turns into a space)
 561                         [ "foo { content: '\t'; }", "foo{content:'\t'}" ],
 562                         // - Using css-like syntax in string values
 563                         [
 564                                 'foo::after { content: "{;}"; position: absolute; }',
 565                                 'foo::after{content:"{;}";position:absolute}'
 566                         ],
 567                 ];
 568         }
 569 }
 570
 571 class CSSMinTestable extends CSSMin {
 572         // Make some protected methods public
 573         public static function isRemoteUrl( $maybeUrl ) {
 574                 return parent::isRemoteUrl( $maybeUrl );
 575         }
 576         public static function isLocalUrl( $maybeUrl ) {
 577                 return parent::isLocalUrl( $maybeUrl );
 578         }
 579 }