tests/phpunit/includes/libs/CSSMinTest.php

   1 <?php
   2
   3 use Wikimedia\TestingAccessWrapper;
   4
   5 /**
   6  * @group ResourceLoader
   7  * @group CSSMin
   8  */
   9 class CSSMinTest extends MediaWikiTestCase {
  10
  11         protected function setUp() {
  12                 parent::setUp();
  13
  14                 // For wfExpandUrl
  15                 $server = 'https://expand.example';
  16                 $this->setMwGlobals( [
  17                         'wgServer' => $server,
  18                         'wgCanonicalServer' => $server,
  19                 ] );
  20         }
  21
  22         /**
  23          * @dataProvider provideSerializeStringValue
  24          * @covers CSSMin::serializeStringValue
  25          */
  26         public function testSerializeStringValue( $input, $expected ) {
  27                 $output = CSSMin::serializeStringValue( $input );
  28                 $this->assertEquals(
  29                         $expected,
  30                         $output,
  31                         'Serialized output must be in the expected form.'
  32                 );
  33         }
  34
  35         public static function provideSerializeStringValue() {
  36                 return [
  37                         [ 'Hello World!', '"Hello World!"' ],
  38                         [ "Null\0Null", "\"Null\u{FFFD}Null\"" ],
  39                         [ '"', '"\\""' ],
  40                         [ "'", '"\'"' ],
  41                         [ "\\", '"\\\\"' ],
  42                         [ "Tab\tTab", '"Tab\\9 Tab"' ],
  43                         [ "Space  tab \t space", '"Space  tab \\9  space"' ],
  44                         [ "Line\nfeed", '"Line\\a feed"' ],
  45                         [ "Return\rreturn", '"Return\\d return"' ],
  46                         [ "Next\u{0085}line", "\"Next\u{0085}line\"" ],
  47                         [ "Del\x7fDel", '"Del\\7f Del"' ],
  48                         [ "nb\u{00A0}sp", "\"nb\u{00A0}sp\"" ],
  49                         [ "AMP&amp;AMP", "\"AMP&amp;AMP\"" ],
  50                         [ '!"#$%&\'()*+,-./0123456789:;<=>?', '"!\\"#$%&\'()*+,-./0123456789:;<=>?"' ],
  51                         [ '@[\\]^_`{|}~', '"@[\\\\]^_`{|}~"' ],
  52                         [ 'ä', '"ä"' ],
  53                         [ 'Ä', '"Ä"' ],
  54                         [ '€', '"€"' ],
  55                         [ '𝒞', '"𝒞"' ], // U+1D49E 'MATHEMATICAL SCRIPT CAPITAL C'
  56                 ];
  57         }
  58
  59         /**
  60          * @dataProvider provideMimeType
  61          * @covers CSSMin::getMimeType
  62          */
  63         public function testGetMimeType( $fileContents, $fileExtension, $expected ) {
  64                 $fileName = wfTempDir() . DIRECTORY_SEPARATOR . uniqid( 'MW_PHPUnit_CSSMinTest_' ) . '.'
  65                         . $fileExtension;
  66                 $this->addTmpFiles( $fileName );
  67                 file_put_contents( $fileName, $fileContents );
  68                 $this->assertSame( $expected, CSSMin::getMimeType( $fileName ) );
  69         }
  70
  71         public static function provideMimeType() {
  72                 return [
  73                         'JPEG with short extension' => [
  74                                 "\xFF\xD8\xFF",
  75                                 'jpg',
  76                                 'image/jpeg'
  77                         ],
  78                         'JPEG with long extension' => [
  79                                 "\xFF\xD8\xFF",
  80                                 'jpeg',
  81                                 'image/jpeg'
  82                         ],
  83                         'PNG' => [
  84                                 "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A",
  85                                 'png',
  86                                 'image/png'
  87                         ],
  88
  89                         'PNG extension but JPEG content' => [
  90                                 "\xFF\xD8\xFF",
  91                                 'png',
  92                                 'image/png'
  93                         ],
  94                         'JPEG extension but PNG content' => [
  95                                 "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A",
  96                                 'jpg',
  97                                 'image/jpeg'
  98                         ],
  99                         'PNG extension but SVG content' => [
 100                                 '<?xml version="1.0"?><svg></svg>',
 101                                 'png',
 102                                 'image/png'
 103                         ],
 104                         'SVG extension but PNG content' => [
 105                                 "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A",
 106                                 'svg',
 107                                 'image/svg+xml'
 108                         ],
 109
 110                         'SVG with all headers' => [
 111                                 '<?xml version="1.0"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" '
 112                                 . '"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg></svg>',
 113                                 'svg',
 114                                 'image/svg+xml'
 115                         ],
 116                         'SVG with XML header only' => [
 117                                 '<?xml version="1.0"?><svg></svg>',
 118                                 'svg',
 119                                 'image/svg+xml'
 120                         ],
 121                         'SVG with DOCTYPE only' => [
 122                                 '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" '
 123                                 . '"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg></svg>',
 124                                 'svg',
 125                                 'image/svg+xml'
 126                         ],
 127                         'SVG without any header' => [
 128                                 '<svg></svg>',
 129                                 'svg',
 130                                 'image/svg+xml'
 131                         ],
 132                 ];
 133         }
 134
 135         /**
 136          * @dataProvider provideMinifyCases
 137          * @covers CSSMin::minify
 138          */
 139         public function testMinify( $code, $expectedOutput ) {
 140                 $minified = CSSMin::minify( $code );
 141
 142                 $this->assertEquals(
 143                         $expectedOutput,
 144                         $minified,
 145                         'Minified output should be in the form expected.'
 146                 );
 147         }
 148
 149         public static function provideMinifyCases() {
 150                 return [
 151                         // Whitespace
 152                         [ "\r\t\f \v\n\r", "" ],
 153                         [ "foo, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 154
 155                         // Loose comments
 156                         [ "/* foo */", "" ],
 157                         [ "/*******\n foo\n *******/", "" ],
 158                         [ "/*!\n foo\n */", "" ],
 159
 160                         // Inline comments in various different places
 161                         [ "/* comment */foo, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 162                         [ "foo/* comment */, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 163                         [ "foo,/* comment */ bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 164                         [ "foo, bar/* comment */ {\n\tprop: value;\n}", "foo,bar{prop:value}" ],
 165                         [ "foo, bar {\n\t/* comment */prop: value;\n}", "foo,bar{prop:value}" ],
 166                         [ "foo, bar {\n\tprop: /* comment */value;\n}", "foo,bar{prop:value}" ],
 167                         [ "foo, bar {\n\tprop: value /* comment */;\n}", "foo,bar{prop:value }" ],
 168                         [ "foo, bar {\n\tprop: value; /* comment */\n}", "foo,bar{prop:value; }" ],
 169
 170                         // Keep track of things that aren't as minified as much as they
 171                         // could be (T37493)
 172                         [ 'foo { prop: value ;}', 'foo{prop:value }' ],
 173                         [ 'foo { prop : value; }', 'foo{prop :value}' ],
 174                         [ 'foo { prop: value ; }', 'foo{prop:value }' ],
 175                         [ 'foo { font-family: "foo" , "bar"; }', 'foo{font-family:"foo" ,"bar"}' ],
 176                         [ "foo { src:\n\turl('foo') ,\n\turl('bar') ; }", "foo{src:url('foo') ,url('bar') }" ],
 177
 178                         // Interesting cases with string values
 179                         // - Double quotes, single quotes
 180                         [ 'foo { content: ""; }', 'foo{content:""}' ],
 181                         [ "foo { content: ''; }", "foo{content:''}" ],
 182                         [ 'foo { content: "\'"; }', 'foo{content:"\'"}' ],
 183                         [ "foo { content: '\"'; }", "foo{content:'\"'}" ],
 184                         // - Whitespace in string values
 185                         [ 'foo { content: " "; }', 'foo{content:" "}' ],
 186
 187                         // Whitespaces after opening and before closing parentheses and brackets
 188                         [ 'a:not( [ href ] ) { prop: url( foobar.png ); }', 'a:not([href]){prop:url(foobar.png)}' ],
 189
 190                         // Ensure that the invalid "url (" will not become the valid "url(" by minification
 191                         [ 'foo { prop: url ( foobar.png ); }', 'foo{prop:url (foobar.png)}' ],
 192                 ];
 193         }
 194
 195         public static function provideIsRemoteUrl() {
 196                 return [
 197                         [ true, 'http://localhost/w/red.gif?123' ],
 198                         [ true, 'https://example.org/x.png' ],
 199                         [ true, '//example.org/x.y.z/image.png' ],
 200                         [ true, '//localhost/styles.css?query=yes' ],
 201                         [ true, 'data:image/gif;base64,R0lGODlhAQABAIAAAP8AADAAACwAAAAAAQABAAACAkQBADs=' ],
 202                         [ false, '' ],
 203                         [ false, '/' ],
 204                         [ true, '//' ],
 205                         [ false, 'x.gif' ],
 206                         [ false, '/x.gif' ],
 207                         [ false, './x.gif' ],
 208                         [ false, '../x.gif' ],
 209                 ];
 210         }
 211
 212         /**
 213          * @dataProvider provideIsRemoteUrl
 214          * @covers CSSMin::isRemoteUrl
 215          */
 216         public function testIsRemoteUrl( $expect, $url ) {
 217                 $class = TestingAccessWrapper::newFromClass( CSSMin::class );
 218                 $this->assertEquals( $class->isRemoteUrl( $url ), $expect );
 219         }
 220
 221         public static function provideIsLocalUrls() {
 222                 return [
 223                         [ false, '' ],
 224                         [ false, '/' ],
 225                         [ false, '//' ],
 226                         [ false, 'x.gif' ],
 227                         [ true, '/x.gif' ],
 228                         [ false, './x.gif' ],
 229                         [ false, '../x.gif' ],
 230                 ];
 231         }
 232
 233         /**
 234          * @dataProvider provideIsLocalUrls
 235          * @covers CSSMin::isLocalUrl
 236          */
 237         public function testIsLocalUrl( $expect, $url ) {
 238                 $class = TestingAccessWrapper::newFromClass( CSSMin::class );
 239                 $this->assertEquals( $class->isLocalUrl( $url ), $expect );
 240         }
 241
 242         /**
 243          * This test tests funky parameters to CSSMin::remap.
 244          *
 245          * @see testRemapRemapping for testing of the basic functionality
 246          * @dataProvider provideRemapCases
 247          * @covers CSSMin::remap
 248          * @covers CSSMin::remapOne
 249          */
 250         public function testRemap( $message, $params, $expectedOutput ) {
 251                 $remapped = call_user_func_array( 'CSSMin::remap', $params );
 252
 253                 $messageAdd = " Case: $message";
 254                 $this->assertEquals(
 255                         $expectedOutput,
 256                         $remapped,
 257                         'CSSMin::remap should return the expected url form.' . $messageAdd
 258                 );
 259         }
 260
 261         public static function provideRemapCases() {
 262                 // Parameter signature:
 263                 // CSSMin::remap( $code, $local, $remote, $embedData = true )
 264                 return [
 265                         [
 266                                 'Simple case',
 267                                 [ 'foo { prop: url(bar.png); }', false, 'http://example.org', false ],
 268                                 'foo { prop: url(http://example.org/bar.png); }',
 269                         ],
 270                         [
 271                                 'Without trailing slash',
 272                                 [ 'foo { prop: url(../bar.png); }', false, 'http://example.org/quux', false ],
 273                                 'foo { prop: url(http://example.org/bar.png); }',
 274                         ],
 275                         [
 276                                 'With trailing slash on remote (T29052)',
 277                                 [ 'foo { prop: url(../bar.png); }', false, 'http://example.org/quux/', false ],
 278                                 'foo { prop: url(http://example.org/bar.png); }',
 279                         ],
 280                         [
 281                                 'Guard against stripping double slashes from query',
 282                                 [ 'foo { prop: url(bar.png?corge=//grault); }', false, 'http://example.org/quux/', false ],
 283                                 'foo { prop: url(http://example.org/quux/bar.png?corge=//grault); }',
 284                         ],
 285                         [
 286                                 'Expand absolute paths',
 287                                 [ 'foo { prop: url(/w/skin/images/bar.png); }', false, 'http://example.org/quux', false ],
 288                                 'foo { prop: url(https://expand.example/w/skin/images/bar.png); }',
 289                         ],
 290                         [
 291                                 "Don't barf at behavior: url(#default#behaviorName) - T162973",
 292                                 [ 'foo { behavior: url(#default#bar); }', false, '/w/', false ],
 293                                 'foo { behavior: url("#default#bar"); }',
 294                         ],
 295                 ];
 296         }
 297
 298         /**
 299          * Cases with empty url() for CSSMin::remap.
 300          *
 301          * Regression test for T191237.
 302    *
 303          * @dataProvider provideRemapEmptyUrl
 304          * @covers CSSMin
 305          */
 306         public function testRemapEmptyUrl( $params, $expected ) {
 307                 $remapped = call_user_func_array( 'CSSMin::remap', $params );
 308                 $this->assertEquals( $expected, $remapped, 'Ignore empty url' );
 309         }
 310
 311         public static function provideRemapEmptyUrl() {
 312                 return [
 313                         'Empty' => [
 314                                 [ "background-image: url();", false, '/example', false ],
 315                                 "background-image: url();",
 316                         ],
 317                         'Single quote' => [
 318                                 [ "background-image: url('');", false, '/example', false ],
 319                                 "background-image: url('');",
 320                         ],
 321                         'Double quote' => [
 322                                 [ 'background-image: url("");', false, '/example', false ],
 323                                 'background-image: url("");',
 324                         ],
 325                         'Single quote with outer spacing' => [
 326                                 [ "background-image: url( '' );", false, '/example', false ],
 327                                 "background-image: url( '' );",
 328                         ],
 329                 ];
 330         }
 331
 332         /**
 333          * This tests the basic functionality of CSSMin::remap.
 334          *
 335          * @see testRemap for testing of funky parameters
 336          * @dataProvider provideRemapRemappingCases
 337          * @covers CSSMin
 338          */
 339         public function testRemapRemapping( $message, $input, $expectedOutput ) {
 340                 $localPath = __DIR__ . '/../../data/cssmin';
 341                 $remotePath = 'http://localhost/w';
 342
 343                 $realOutput = CSSMin::remap( $input, $localPath, $remotePath );
 344                 $this->assertEquals( $expectedOutput, $realOutput, "CSSMin::remap: $message" );
 345         }
 346
 347         public static function provideRemapRemappingCases() {
 348                 // red.gif and green.gif are one-pixel 35-byte GIFs.
 349                 // large.png is a 35K PNG that should be non-embeddable.
 350                 // Full paths start with http://localhost/w/.
 351                 // Timestamps in output are replaced with 'timestamp'.
 352
 353                 // data: URIs for red.gif, green.gif, circle.svg
 354                 $red   = 'data:image/gif;base64,R0lGODlhAQABAIAAAP8AADAAACwAAAAAAQABAAACAkQBADs=';
 355                 $green = 'data:image/gif;base64,R0lGODlhAQABAIAAAACAADAAACwAAAAAAQABAAACAkQBADs=';
 356                 $svg = 'data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%228'
 357                         . '%22 height=%228%22 viewBox=%220 0 8 8%22%3E %3Ccircle cx=%224%22 cy=%224%22 '
 358                         . 'r=%222%22/%3E %3Ca xmlns:xlink=%22http://www.w3.org/1999/xlink%22 xlink:title='
 359                         . '%22%3F%3E%22%3Etest%3C/a%3E %3C/svg%3E';
 360
 361                 // phpcs:disable Generic.Files.LineLength
 362                 return [
 363                         [
 364                                 'Regular file',
 365                                 'foo { background: url(red.gif); }',
 366                                 'foo { background: url(http://localhost/w/red.gif?34ac6); }',
 367                         ],
 368                         [
 369                                 'Regular file (missing)',
 370                                 'foo { background: url(theColorOfHerHair.gif); }',
 371                                 'foo { background: url(http://localhost/w/theColorOfHerHair.gif); }',
 372                         ],
 373                         [
 374                                 'Remote URL',
 375                                 'foo { background: url(http://example.org/w/foo.png); }',
 376                                 'foo { background: url(http://example.org/w/foo.png); }',
 377                         ],
 378                         [
 379                                 'Protocol-relative remote URL',
 380                                 'foo { background: url(//example.org/w/foo.png); }',
 381                                 'foo { background: url(//example.org/w/foo.png); }',
 382                         ],
 383                         [
 384                                 'Remote URL with query',
 385                                 'foo { background: url(http://example.org/w/foo.png?query=yes); }',
 386                                 'foo { background: url(http://example.org/w/foo.png?query=yes); }',
 387                         ],
 388                         [
 389                                 'Protocol-relative remote URL with query',
 390                                 'foo { background: url(//example.org/w/foo.png?query=yes); }',
 391                                 'foo { background: url(//example.org/w/foo.png?query=yes); }',
 392                         ],
 393                         [
 394                                 'Domain-relative URL',
 395                                 'foo { background: url(/static/foo.png); }',
 396                                 'foo { background: url(https://expand.example/static/foo.png); }',
 397                         ],
 398                         [
 399                                 'Domain-relative URL with query',
 400                                 'foo { background: url(/static/foo.png?query=yes); }',
 401                                 'foo { background: url(https://expand.example/static/foo.png?query=yes); }',
 402                         ],
 403                         [
 404                                 'Path-relative URL with query',
 405                                 "foo { background: url(?query=yes); }",
 406                                 'foo { background: url(http://localhost/w/?query=yes); }',
 407                         ],
 408                         [
 409                                 'Remote URL (unnecessary quotes not preserved)',
 410                                 'foo { background: url("http://example.org/w/unnecessary-quotes.png"); }',
 411                                 'foo { background: url(http://example.org/w/unnecessary-quotes.png); }',
 412                         ],
 413                         [
 414                                 'Embedded file',
 415                                 'foo { /* @embed */ background: url(red.gif); }',
 416                                 "foo { background: url($red); background: url(http://localhost/w/red.gif?34ac6)!ie; }",
 417                         ],
 418                         [
 419                                 'Embedded file, other comments before the rule',
 420                                 "foo { /* Bar. */ /* @embed */ background: url(red.gif); }",
 421                                 "foo { /* Bar. */ background: url($red); /* Bar. */ background: url(http://localhost/w/red.gif?34ac6)!ie; }",
 422                         ],
 423                         [
 424                                 'Can not re-embed data: URIs',
 425                                 "foo { /* @embed */ background: url($red); }",
 426                                 "foo { background: url($red); }",
 427                         ],
 428                         [
 429                                 'Can not remap data: URIs',
 430                                 "foo { background: url($red); }",
 431                                 "foo { background: url($red); }",
 432                         ],
 433                         [
 434                                 'Can not embed remote URLs',
 435                                 'foo { /* @embed */ background: url(http://example.org/w/foo.png); }',
 436                                 'foo { background: url(http://example.org/w/foo.png); }',
 437                         ],
 438                         [
 439                                 'Embedded file (inline @embed)',
 440                                 'foo { background: /* @embed */ url(red.gif); }',
 441                                 "foo { background: url($red); "
 442                                         . "background: url(http://localhost/w/red.gif?34ac6)!ie; }",
 443                         ],
 444                         [
 445                                 'Can not embed large files',
 446                                 'foo { /* @embed */ background: url(large.png); }',
 447                                 "foo { background: url(http://localhost/w/large.png?e3d1f); }",
 448                         ],
 449                         [
 450                                 'SVG files are embedded without base64 encoding and unnecessary IE 6 and 7 fallback',
 451                                 'foo { /* @embed */ background: url(circle.svg); }',
 452                                 "foo { background: url(\"$svg\"); }",
 453                         ],
 454                         [
 455                                 'Two regular files in one rule',
 456                                 'foo { background: url(red.gif), url(green.gif); }',
 457                                 'foo { background: url(http://localhost/w/red.gif?34ac6), '
 458                                         . 'url(http://localhost/w/green.gif?13651); }',
 459                         ],
 460                         [
 461                                 'Two embedded files in one rule',
 462                                 'foo { /* @embed */ background: url(red.gif), url(green.gif); }',
 463                                 "foo { background: url($red), url($green); "
 464                                         . "background: url(http://localhost/w/red.gif?34ac6), "
 465                                         . "url(http://localhost/w/green.gif?13651)!ie; }",
 466                         ],
 467                         [
 468                                 'Two embedded files in one rule (inline @embed)',
 469                                 'foo { background: /* @embed */ url(red.gif), /* @embed */ url(green.gif); }',
 470                                 "foo { background: url($red), url($green); "
 471                                         . "background: url(http://localhost/w/red.gif?34ac6), "
 472                                         . "url(http://localhost/w/green.gif?13651)!ie; }",
 473                         ],
 474                         [
 475                                 'Two embedded files in one rule (inline @embed), one too large',
 476                                 'foo { background: /* @embed */ url(red.gif), /* @embed */ url(large.png); }',
 477                                 "foo { background: url($red), url(http://localhost/w/large.png?e3d1f); "
 478                                         . "background: url(http://localhost/w/red.gif?34ac6), "
 479                                         . "url(http://localhost/w/large.png?e3d1f)!ie; }",
 480                         ],
 481                         [
 482                                 'Practical example with some noise',
 483                                 'foo { /* @embed */ background: #f9f9f9 url(red.gif) 0 0 no-repeat; }',
 484                                 "foo { background: #f9f9f9 url($red) 0 0 no-repeat; "
 485                                         . "background: #f9f9f9 url(http://localhost/w/red.gif?34ac6) 0 0 no-repeat!ie; }",
 486                         ],
 487                         [
 488                                 'Does not mess with other properties',
 489                                 'foo { color: red; background: url(red.gif); font-size: small; }',
 490                                 'foo { color: red; background: url(http://localhost/w/red.gif?34ac6); font-size: small; }',
 491                         ],
 492                         [
 493                                 'Spacing and miscellanea not changed (1)',
 494                                 'foo {   background:    url(red.gif);  }',
 495                                 'foo {   background:    url(http://localhost/w/red.gif?34ac6);  }',
 496                         ],
 497                         [
 498                                 'Spacing and miscellanea not changed (2)',
 499                                 'foo {background:url(red.gif)}',
 500                                 'foo {background:url(http://localhost/w/red.gif?34ac6)}',
 501                         ],
 502                         [
 503                                 'Spaces within url() parentheses are ignored',
 504                                 'foo { background: url( red.gif ); }',
 505                                 'foo { background: url(http://localhost/w/red.gif?34ac6); }',
 506                         ],
 507                         [
 508                                 '@import rule to local file (should we remap this?)',
 509                                 '@import url(/styles.css)',
 510                                 '@import url(https://expand.example/styles.css)',
 511                         ],
 512                         [
 513                                 '@import rule to local file (should we remap this?)',
 514                                 '@import url(/styles.css)',
 515                                 '@import url(https://expand.example/styles.css)',
 516                         ],
 517                         [
 518                                 '@import rule to URL',
 519                                 '@import url(//localhost/styles.css?query=val)',
 520                                 '@import url(//localhost/styles.css?query=val)',
 521                         ],
 522                         [
 523                                 'Background URL (double quotes)',
 524                                 'foo { background: url("//localhost/styles.css?quoted=double") }',
 525                                 'foo { background: url(//localhost/styles.css?quoted=double) }',
 526                         ],
 527                         [
 528                                 'Background URL (single quotes)',
 529                                 'foo { background: url(\'//localhost/styles.css?quoted=single\') }',
 530                                 'foo { background: url(//localhost/styles.css?quoted=single) }',
 531                         ],
 532                         [
 533                                 'Background URL (double quoted, containing parentheses; T60473)',
 534                                 'foo { background: url("//localhost/styles.css?query=(parens)") }',
 535                                 'foo { background: url("//localhost/styles.css?query=(parens)") }',
 536                         ],
 537                         [
 538                                 'Background URL (double quoted, containing single quotes; T60473)',
 539                                 'foo { background: url("//localhost/styles.css?quote=\'") }',
 540                                 'foo { background: url("//localhost/styles.css?quote=\'") }',
 541                         ],
 542                         [
 543                                 'Background URL (single quoted, containing double quotes; T60473)',
 544                                 'foo { background: url(\'//localhost/styles.css?quote="\') }',
 545                                 'foo { background: url("//localhost/styles.css?quote=\"") }',
 546                         ],
 547                         [
 548                                 'Background URL (double quoted with outer spacing)',
 549                                 'foo { background: url( "http://localhost/styles.css?quoted=double" ) }',
 550                                 'foo { background: url(http://localhost/styles.css?quoted=double) }',
 551                         ],
 552                         [
 553                                 'Background URL (single quoted, containing spaces, with outer spacing)',
 554                                 "foo { background: url( ' red.gif ' ); }",
 555                                 'foo { background: url("http://localhost/w/ red.gif "); }',
 556                         ],
 557                         [
 558                                 'Simple case with comments before url',
 559                                 'foo { prop: /* some {funny;} comment */ url(bar.png); }',
 560                                 'foo { prop: /* some {funny;} comment */ url(http://localhost/w/bar.png); }',
 561                         ],
 562                         [
 563                                 'Simple case with comments after url',
 564                                 'foo { prop: url(red.gif)/* some {funny;} comment */ ; }',
 565                                 'foo { prop: url(http://localhost/w/red.gif?34ac6)/* some {funny;} comment */ ; }',
 566                         ],
 567                         [
 568                                 'Embedded file with comment before url',
 569                                 'foo { /* @embed */ background: /* some {funny;} comment */ url(red.gif); }',
 570                                 "foo { background: /* some {funny;} comment */ url($red); background: /* some {funny;} comment */ url(http://localhost/w/red.gif?34ac6)!ie; }",
 571                         ],
 572                         [
 573                                 'Embedded file with comments inside and outside the rule',
 574                                 'foo { /* @embed */ background: url(red.gif) /* some {foo;} comment */; /* some {bar;} comment */ }',
 575                                 "foo { background: url($red) /* some {foo;} comment */; background: url(http://localhost/w/red.gif?34ac6) /* some {foo;} comment */!ie; /* some {bar;} comment */ }",
 576                         ],
 577                         [
 578                                 'Embedded file with comment outside the rule',
 579                                 'foo { /* @embed */ background: url(red.gif); /* some {funny;} comment */ }',
 580                                 "foo { background: url($red); background: url(http://localhost/w/red.gif?34ac6)!ie; /* some {funny;} comment */ }",
 581                         ],
 582                         [
 583                                 'Rule with two urls, each with comments',
 584                                 '{ background: /*asd*/ url(something.png); background: /*jkl*/ url(something.png); }',
 585                                 '{ background: /*asd*/ url(http://localhost/w/something.png); background: /*jkl*/ url(http://localhost/w/something.png); }',
 586                         ],
 587                         [
 588                                 'Sanity check for offending line from jquery.ui.theme.css (T62077)',
 589                                 '.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}*/; }',
 590                                 '.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}*/; }',
 591                         ],
 592                 ];
 593                 // phpcs:enable
 594         }
 595
 596         /**
 597          * This tests basic functionality of CSSMin::buildUrlValue.
 598          *
 599          * @dataProvider provideBuildUrlValueCases
 600          * @covers CSSMin::buildUrlValue
 601          */
 602         public function testBuildUrlValue( $message, $input, $expectedOutput ) {
 603                 $this->assertEquals(
 604                         $expectedOutput,
 605                         CSSMin::buildUrlValue( $input ),
 606                         "CSSMin::buildUrlValue: $message"
 607                 );
 608         }
 609
 610         public static function provideBuildUrlValueCases() {
 611                 return [
 612                         [
 613                                 'Full URL',
 614                                 'scheme://user@domain:port/~user/fi%20le.png?query=yes&really=y+s',
 615                                 'url(scheme://user@domain:port/~user/fi%20le.png?query=yes&really=y+s)',
 616                         ],
 617                         [
 618                                 'data: URI',
 619                                 'data:image/png;base64,R0lGODlh/+==',
 620                                 'url(data:image/png;base64,R0lGODlh/+==)',
 621                         ],
 622                         [
 623                                 'URL with quotes',
 624                                 "https://en.wikipedia.org/wiki/Wendy's",
 625                                 "url(\"https://en.wikipedia.org/wiki/Wendy's\")",
 626                         ],
 627                         [
 628                                 'URL with parentheses',
 629                                 'https://en.wikipedia.org/wiki/Boston_(band)',
 630                                 'url("https://en.wikipedia.org/wiki/Boston_(band)")',
 631                         ],
 632                 ];
 633         }
 634
 635         /**
 636          * Seperated because they are currently broken (T37492)
 637          *
 638          * @group Broken
 639          * @dataProvider provideStringCases
 640          * @covers CSSMin::remap
 641          */
 642         public function testMinifyWithCSSStringValues( $code, $expectedOutput ) {
 643                 $this->testMinifyOutput( $code, $expectedOutput );
 644         }
 645
 646         public static function provideStringCases() {
 647                 return [
 648                         // String values should be respected
 649                         // - More than one space in a string value
 650                         [ 'foo { content: "  "; }', 'foo{content:"  "}' ],
 651                         // - Using a tab in a string value (turns into a space)
 652                         [ "foo { content: '\t'; }", "foo{content:'\t'}" ],
 653                         // - Using css-like syntax in string values
 654                         [
 655                                 'foo::after { content: "{;}"; position: absolute; }',
 656                                 'foo::after{content:"{;}";position:absolute}'
 657                         ],
 658                 ];
 659         }
 660 }