tests/phpunit/includes/filebackend/FileBackendTest.php

   1 <?php
   2
   3 /**
   4  * @group FileRepo
   5  * @group FileBackend
   6  * @group medium
   7  */
   8 class FileBackendTest extends MediaWikiTestCase {
   9         private $backend, $multiBackend;
  10         private $filesToPrune = array();
  11         private static $backendToUse;
  12
  13         protected function setUp() {
  14                 global $wgFileBackends;
  15                 parent::setUp();
  16                 $uniqueId = time() . '-' . mt_rand();
  17                 $tmpPrefix = wfTempDir() . '/filebackend-unittest-' . $uniqueId;
  18                 if ( $this->getCliArg( 'use-filebackend=' ) ) {
  19                         if ( self::$backendToUse ) {
  20                                 $this->singleBackend = self::$backendToUse;
  21                         } else {
  22                                 $name = $this->getCliArg( 'use-filebackend=' );
  23                                 $useConfig = array();
  24                                 foreach ( $wgFileBackends as $conf ) {
  25                                         if ( $conf['name'] == $name ) {
  26                                                 $useConfig = $conf;
  27                                                 break;
  28                                         }
  29                                 }
  30                                 $useConfig['name'] = 'localtesting'; // swap name
  31                                 $useConfig['shardViaHashLevels'] = array( // test sharding
  32                                         'unittest-cont1' => array( 'levels' => 1, 'base' => 16, 'repeat' => 1 )
  33                                 );
  34                                 $class = $useConfig['class'];
  35                                 self::$backendToUse = new $class( $useConfig );
  36                                 $this->singleBackend = self::$backendToUse;
  37                         }
  38                 } else {
  39                         $this->singleBackend = new FSFileBackend( array(
  40                                 'name' => 'localtesting',
  41                                 'lockManager' => 'fsLockManager',
  42                                 #'parallelize' => 'implicit',
  43                                 'wikiId' => wfWikiID() . $uniqueId,
  44                                 'containerPaths' => array(
  45                                         'unittest-cont1' => "{$tmpPrefix}-localtesting-cont1",
  46                                         'unittest-cont2' => "{$tmpPrefix}-localtesting-cont2" )
  47                         ) );
  48                 }
  49                 $this->multiBackend = new FileBackendMultiWrite( array(
  50                         'name' => 'localtesting',
  51                         'lockManager' => 'fsLockManager',
  52                         'parallelize' => 'implicit',
  53                         'wikiId' => wfWikiId() . $uniqueId,
  54                         'backends' => array(
  55                                 array(
  56                                         'name' => 'localmultitesting1',
  57                                         'class' => 'FSFileBackend',
  58                                         'lockManager' => 'nullLockManager',
  59                                         'containerPaths' => array(
  60                                                 'unittest-cont1' => "{$tmpPrefix}-localtestingmulti1-cont1",
  61                                                 'unittest-cont2' => "{$tmpPrefix}-localtestingmulti1-cont2" ),
  62                                         'isMultiMaster' => false
  63                                 ),
  64                                 array(
  65                                         'name' => 'localmultitesting2',
  66                                         'class' => 'FSFileBackend',
  67                                         'lockManager' => 'nullLockManager',
  68                                         'containerPaths' => array(
  69                                                 'unittest-cont1' => "{$tmpPrefix}-localtestingmulti2-cont1",
  70                                                 'unittest-cont2' => "{$tmpPrefix}-localtestingmulti2-cont2" ),
  71                                         'isMultiMaster' => true
  72                                 )
  73                         )
  74                 ) );
  75                 $this->filesToPrune = array();
  76         }
  77
  78         private static function baseStorePath() {
  79                 return 'mwstore://localtesting';
  80         }
  81
  82         private function backendClass() {
  83                 return get_class( $this->backend );
  84         }
  85
  86         /**
  87          * @dataProvider provider_testIsStoragePath
  88          */
  89         public function testIsStoragePath( $path, $isStorePath ) {
  90                 $this->assertEquals( $isStorePath, FileBackend::isStoragePath( $path ),
  91                         "FileBackend::isStoragePath on path '$path'" );
  92         }
  93
  94         public static function provider_testIsStoragePath() {
  95                 return array(
  96                         array( 'mwstore://', true ),
  97                         array( 'mwstore://backend', true ),
  98                         array( 'mwstore://backend/container', true ),
  99                         array( 'mwstore://backend/container/', true ),
 100                         array( 'mwstore://backend/container/path', true ),
 101                         array( 'mwstore://backend//container/', true ),
 102                         array( 'mwstore://backend//container//', true ),
 103                         array( 'mwstore://backend//container//path', true ),
 104                         array( 'mwstore:///', true ),
 105                         array( 'mwstore:/', false ),
 106                         array( 'mwstore:', false ),
 107                 );
 108         }
 109
 110         /**
 111          * @dataProvider provider_testSplitStoragePath
 112          */
 113         public function testSplitStoragePath( $path, $res ) {
 114                 $this->assertEquals( $res, FileBackend::splitStoragePath( $path ),
 115                         "FileBackend::splitStoragePath on path '$path'" );
 116         }
 117
 118         public static function provider_testSplitStoragePath() {
 119                 return array(
 120                         array( 'mwstore://backend/container', array( 'backend', 'container', '' ) ),
 121                         array( 'mwstore://backend/container/', array( 'backend', 'container', '' ) ),
 122                         array( 'mwstore://backend/container/path', array( 'backend', 'container', 'path' ) ),
 123                         array( 'mwstore://backend/container//path', array( 'backend', 'container', '/path' ) ),
 124                         array( 'mwstore://backend//container/path', array( null, null, null ) ),
 125                         array( 'mwstore://backend//container//path', array( null, null, null ) ),
 126                         array( 'mwstore://', array( null, null, null ) ),
 127                         array( 'mwstore://backend', array( null, null, null ) ),
 128                         array( 'mwstore:///', array( null, null, null ) ),
 129                         array( 'mwstore:/', array( null, null, null ) ),
 130                         array( 'mwstore:', array( null, null, null ) )
 131                 );
 132         }
 133
 134         /**
 135          * @dataProvider provider_normalizeStoragePath
 136          */
 137         public function testNormalizeStoragePath( $path, $res ) {
 138                 $this->assertEquals( $res, FileBackend::normalizeStoragePath( $path ),
 139                         "FileBackend::normalizeStoragePath on path '$path'" );
 140         }
 141
 142         public static function provider_normalizeStoragePath() {
 143                 return array(
 144                         array( 'mwstore://backend/container', 'mwstore://backend/container' ),
 145                         array( 'mwstore://backend/container/', 'mwstore://backend/container' ),
 146                         array( 'mwstore://backend/container/path', 'mwstore://backend/container/path' ),
 147                         array( 'mwstore://backend/container//path', 'mwstore://backend/container/path' ),
 148                         array( 'mwstore://backend/container///path', 'mwstore://backend/container/path' ),
 149                         array( 'mwstore://backend/container///path//to///obj', 'mwstore://backend/container/path/to/obj' ),
 150                         array( 'mwstore://', null ),
 151                         array( 'mwstore://backend', null ),
 152                         array( 'mwstore://backend//container/path', null ),
 153                         array( 'mwstore://backend//container//path', null ),
 154                         array( 'mwstore:///', null ),
 155                         array( 'mwstore:/', null ),
 156                         array( 'mwstore:', null ),
 157                 );
 158         }
 159
 160         /**
 161          * @dataProvider provider_testParentStoragePath
 162          */
 163         public function testParentStoragePath( $path, $res ) {
 164                 $this->assertEquals( $res, FileBackend::parentStoragePath( $path ),
 165                         "FileBackend::parentStoragePath on path '$path'" );
 166         }
 167
 168         public static function provider_testParentStoragePath() {
 169                 return array(
 170                         array( 'mwstore://backend/container/path/to/obj', 'mwstore://backend/container/path/to' ),
 171                         array( 'mwstore://backend/container/path/to', 'mwstore://backend/container/path' ),
 172                         array( 'mwstore://backend/container/path', 'mwstore://backend/container' ),
 173                         array( 'mwstore://backend/container', null ),
 174                         array( 'mwstore://backend/container/path/to/obj/', 'mwstore://backend/container/path/to' ),
 175                         array( 'mwstore://backend/container/path/to/', 'mwstore://backend/container/path' ),
 176                         array( 'mwstore://backend/container/path/', 'mwstore://backend/container' ),
 177                         array( 'mwstore://backend/container/', null ),
 178                 );
 179         }
 180
 181         /**
 182          * @dataProvider provider_testExtensionFromPath
 183          */
 184         public function testExtensionFromPath( $path, $res ) {
 185                 $this->assertEquals( $res, FileBackend::extensionFromPath( $path ),
 186                         "FileBackend::extensionFromPath on path '$path'" );
 187         }
 188
 189         public static function provider_testExtensionFromPath() {
 190                 return array(
 191                         array( 'mwstore://backend/container/path.txt', 'txt' ),
 192                         array( 'mwstore://backend/container/path.svg.png', 'png' ),
 193                         array( 'mwstore://backend/container/path', '' ),
 194                         array( 'mwstore://backend/container/path.', '' ),
 195                 );
 196         }
 197
 198         /**
 199          * @dataProvider provider_testStore
 200          */
 201         public function testStore( $op ) {
 202                 $this->filesToPrune[] = $op['src'];
 203
 204                 $this->backend = $this->singleBackend;
 205                 $this->tearDownFiles();
 206                 $this->doTestStore( $op );
 207                 $this->tearDownFiles();
 208
 209                 $this->backend = $this->multiBackend;
 210                 $this->tearDownFiles();
 211                 $this->doTestStore( $op );
 212                 $this->filesToPrune[] = $op['src']; # avoid file leaking
 213                 $this->tearDownFiles();
 214         }
 215
 216         private function doTestStore( $op ) {
 217                 $backendName = $this->backendClass();
 218
 219                 $source = $op['src'];
 220                 $dest = $op['dst'];
 221                 $this->prepare( array( 'dir' => dirname( $dest ) ) );
 222
 223                 file_put_contents( $source, "Unit test file" );
 224
 225                 if ( isset( $op['overwrite'] ) || isset( $op['overwriteSame'] ) ) {
 226                         $this->backend->store( $op );
 227                 }
 228
 229                 $status = $this->backend->doOperation( $op );
 230
 231                 $this->assertGoodStatus( $status,
 232                         "Store from $source to $dest succeeded without warnings ($backendName)." );
 233                 $this->assertEquals( true, $status->isOK(),
 234                         "Store from $source to $dest succeeded ($backendName)." );
 235                 $this->assertEquals( array( 0 => true ), $status->success,
 236                         "Store from $source to $dest has proper 'success' field in Status ($backendName)." );
 237                 $this->assertEquals( true, file_exists( $source ),
 238                         "Source file $source still exists ($backendName)." );
 239                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $dest ) ),
 240                         "Destination file $dest exists ($backendName)." );
 241
 242                 $this->assertEquals( filesize( $source ),
 243                         $this->backend->getFileSize( array( 'src' => $dest ) ),
 244                         "Destination file $dest has correct size ($backendName)." );
 245
 246                 $props1 = FSFile::getPropsFromPath( $source );
 247                 $props2 = $this->backend->getFileProps( array( 'src' => $dest ) );
 248                 $this->assertEquals( $props1, $props2,
 249                         "Source and destination have the same props ($backendName)." );
 250
 251                 $this->assertBackendPathsConsistent( array( $dest ) );
 252         }
 253
 254         public static function provider_testStore() {
 255                 $cases = array();
 256
 257                 $tmpName = TempFSFile::factory( "unittests_", 'txt' )->getPath();
 258                 $toPath = self::baseStorePath() . '/unittest-cont1/e/fun/obj1.txt';
 259                 $op = array( 'op' => 'store', 'src' => $tmpName, 'dst' => $toPath );
 260                 $cases[] = array(
 261                         $op, // operation
 262                         $tmpName, // source
 263                         $toPath, // dest
 264                 );
 265
 266                 $op2 = $op;
 267                 $op2['overwrite'] = true;
 268                 $cases[] = array(
 269                         $op2, // operation
 270                         $tmpName, // source
 271                         $toPath, // dest
 272                 );
 273
 274                 $op2 = $op;
 275                 $op2['overwriteSame'] = true;
 276                 $cases[] = array(
 277                         $op2, // operation
 278                         $tmpName, // source
 279                         $toPath, // dest
 280                 );
 281
 282                 return $cases;
 283         }
 284
 285         /**
 286          * @dataProvider provider_testCopy
 287          */
 288         public function testCopy( $op ) {
 289                 $this->backend = $this->singleBackend;
 290                 $this->tearDownFiles();
 291                 $this->doTestCopy( $op );
 292                 $this->tearDownFiles();
 293
 294                 $this->backend = $this->multiBackend;
 295                 $this->tearDownFiles();
 296                 $this->doTestCopy( $op );
 297                 $this->tearDownFiles();
 298         }
 299
 300         private function doTestCopy( $op ) {
 301                 $backendName = $this->backendClass();
 302
 303                 $source = $op['src'];
 304                 $dest = $op['dst'];
 305                 $this->prepare( array( 'dir' => dirname( $source ) ) );
 306                 $this->prepare( array( 'dir' => dirname( $dest ) ) );
 307
 308                 if ( isset( $op['ignoreMissingSource'] ) ) {
 309                         $status = $this->backend->doOperation( $op );
 310                         $this->assertGoodStatus( $status,
 311                                 "Move from $source to $dest succeeded without warnings ($backendName)." );
 312                         $this->assertEquals( array( 0 => true ), $status->success,
 313                                 "Move from $source to $dest has proper 'success' field in Status ($backendName)." );
 314                         $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $source ) ),
 315                                 "Source file $source does not exist ($backendName)." );
 316                         $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $dest ) ),
 317                                 "Destination file $dest does not exist ($backendName)." );
 318                         return; // done
 319                 }
 320
 321                 $status = $this->backend->doOperation(
 322                         array( 'op' => 'create', 'content' => 'blahblah', 'dst' => $source ) );
 323                 $this->assertGoodStatus( $status,
 324                         "Creation of file at $source succeeded ($backendName)." );
 325
 326                 if ( isset( $op['overwrite'] ) || isset( $op['overwriteSame'] ) ) {
 327                         $this->backend->copy( $op );
 328                 }
 329
 330                 $status = $this->backend->doOperation( $op );
 331
 332                 $this->assertGoodStatus( $status,
 333                         "Copy from $source to $dest succeeded without warnings ($backendName)." );
 334                 $this->assertEquals( true, $status->isOK(),
 335                         "Copy from $source to $dest succeeded ($backendName)." );
 336                 $this->assertEquals( array( 0 => true ), $status->success,
 337                         "Copy from $source to $dest has proper 'success' field in Status ($backendName)." );
 338                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $source ) ),
 339                         "Source file $source still exists ($backendName)." );
 340                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $dest ) ),
 341                         "Destination file $dest exists after copy ($backendName)." );
 342
 343                 $this->assertEquals(
 344                         $this->backend->getFileSize( array( 'src' => $source ) ),
 345                         $this->backend->getFileSize( array( 'src' => $dest ) ),
 346                         "Destination file $dest has correct size ($backendName)." );
 347
 348                 $props1 = $this->backend->getFileProps( array( 'src' => $source ) );
 349                 $props2 = $this->backend->getFileProps( array( 'src' => $dest ) );
 350                 $this->assertEquals( $props1, $props2,
 351                         "Source and destination have the same props ($backendName)." );
 352
 353                 $this->assertBackendPathsConsistent( array( $source, $dest ) );
 354         }
 355
 356         public static function provider_testCopy() {
 357                 $cases = array();
 358
 359                 $source = self::baseStorePath() . '/unittest-cont1/e/file.txt';
 360                 $dest = self::baseStorePath() . '/unittest-cont2/a/fileMoved.txt';
 361
 362                 $op = array( 'op' => 'copy', 'src' => $source, 'dst' => $dest );
 363                 $cases[] = array(
 364                         $op, // operation
 365                         $source, // source
 366                         $dest, // dest
 367                 );
 368
 369                 $op2 = $op;
 370                 $op2['overwrite'] = true;
 371                 $cases[] = array(
 372                         $op2, // operation
 373                         $source, // source
 374                         $dest, // dest
 375                 );
 376
 377                 $op2 = $op;
 378                 $op2['overwriteSame'] = true;
 379                 $cases[] = array(
 380                         $op2, // operation
 381                         $source, // source
 382                         $dest, // dest
 383                 );
 384
 385                 $op2 = $op;
 386                 $op2['ignoreMissingSource'] = true;
 387                 $cases[] = array(
 388                         $op2, // operation
 389                         $source, // source
 390                         $dest, // dest
 391                 );
 392
 393                 $op2 = $op;
 394                 $op2['ignoreMissingSource'] = true;
 395                 $cases[] = array(
 396                         $op2, // operation
 397                         self::baseStorePath() . '/unittest-cont-bad/e/file.txt', // source
 398                         $dest, // dest
 399                 );
 400
 401                 return $cases;
 402         }
 403
 404         /**
 405          * @dataProvider provider_testMove
 406          */
 407         public function testMove( $op ) {
 408                 $this->backend = $this->singleBackend;
 409                 $this->tearDownFiles();
 410                 $this->doTestMove( $op );
 411                 $this->tearDownFiles();
 412
 413                 $this->backend = $this->multiBackend;
 414                 $this->tearDownFiles();
 415                 $this->doTestMove( $op );
 416                 $this->tearDownFiles();
 417         }
 418
 419         private function doTestMove( $op ) {
 420                 $backendName = $this->backendClass();
 421
 422                 $source = $op['src'];
 423                 $dest = $op['dst'];
 424                 $this->prepare( array( 'dir' => dirname( $source ) ) );
 425                 $this->prepare( array( 'dir' => dirname( $dest ) ) );
 426
 427                 if ( isset( $op['ignoreMissingSource'] ) ) {
 428                         $status = $this->backend->doOperation( $op );
 429                         $this->assertGoodStatus( $status,
 430                                 "Move from $source to $dest succeeded without warnings ($backendName)." );
 431                         $this->assertEquals( array( 0 => true ), $status->success,
 432                                 "Move from $source to $dest has proper 'success' field in Status ($backendName)." );
 433                         $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $source ) ),
 434                                 "Source file $source does not exist ($backendName)." );
 435                         $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $dest ) ),
 436                                 "Destination file $dest does not exist ($backendName)." );
 437                         return; // done
 438                 }
 439
 440                 $status = $this->backend->doOperation(
 441                         array( 'op' => 'create', 'content' => 'blahblah', 'dst' => $source ) );
 442                 $this->assertGoodStatus( $status,
 443                         "Creation of file at $source succeeded ($backendName)." );
 444
 445                 if ( isset( $op['overwrite'] ) || isset( $op['overwriteSame'] ) ) {
 446                         $this->backend->copy( $op );
 447                 }
 448
 449                 $status = $this->backend->doOperation( $op );
 450                 $this->assertGoodStatus( $status,
 451                         "Move from $source to $dest succeeded without warnings ($backendName)." );
 452                 $this->assertEquals( true, $status->isOK(),
 453                         "Move from $source to $dest succeeded ($backendName)." );
 454                 $this->assertEquals( array( 0 => true ), $status->success,
 455                         "Move from $source to $dest has proper 'success' field in Status ($backendName)." );
 456                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $source ) ),
 457                         "Source file $source does not still exists ($backendName)." );
 458                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $dest ) ),
 459                         "Destination file $dest exists after move ($backendName)." );
 460
 461                 $this->assertNotEquals(
 462                         $this->backend->getFileSize( array( 'src' => $source ) ),
 463                         $this->backend->getFileSize( array( 'src' => $dest ) ),
 464                         "Destination file $dest has correct size ($backendName)." );
 465
 466                 $props1 = $this->backend->getFileProps( array( 'src' => $source ) );
 467                 $props2 = $this->backend->getFileProps( array( 'src' => $dest ) );
 468                 $this->assertEquals( false, $props1['fileExists'],
 469                         "Source file does not exist accourding to props ($backendName)." );
 470                 $this->assertEquals( true, $props2['fileExists'],
 471                         "Destination file exists accourding to props ($backendName)." );
 472
 473                 $this->assertBackendPathsConsistent( array( $source, $dest ) );
 474         }
 475
 476         public static function provider_testMove() {
 477                 $cases = array();
 478
 479                 $source = self::baseStorePath() . '/unittest-cont1/e/file.txt';
 480                 $dest = self::baseStorePath() . '/unittest-cont2/a/fileMoved.txt';
 481
 482                 $op = array( 'op' => 'move', 'src' => $source, 'dst' => $dest );
 483                 $cases[] = array(
 484                         $op, // operation
 485                         $source, // source
 486                         $dest, // dest
 487                 );
 488
 489                 $op2 = $op;
 490                 $op2['overwrite'] = true;
 491                 $cases[] = array(
 492                         $op2, // operation
 493                         $source, // source
 494                         $dest, // dest
 495                 );
 496
 497                 $op2 = $op;
 498                 $op2['overwriteSame'] = true;
 499                 $cases[] = array(
 500                         $op2, // operation
 501                         $source, // source
 502                         $dest, // dest
 503                 );
 504
 505                 $op2 = $op;
 506                 $op2['ignoreMissingSource'] = true;
 507                 $cases[] = array(
 508                         $op2, // operation
 509                         $source, // source
 510                         $dest, // dest
 511                 );
 512
 513                 $op2 = $op;
 514                 $op2['ignoreMissingSource'] = true;
 515                 $cases[] = array(
 516                         $op2, // operation
 517                         self::baseStorePath() . '/unittest-cont-bad/e/file.txt', // source
 518                         $dest, // dest
 519                 );
 520
 521                 return $cases;
 522         }
 523
 524         /**
 525          * @dataProvider provider_testDelete
 526          */
 527         public function testDelete( $op, $withSource, $okStatus ) {
 528                 $this->backend = $this->singleBackend;
 529                 $this->tearDownFiles();
 530                 $this->doTestDelete( $op, $withSource, $okStatus );
 531                 $this->tearDownFiles();
 532
 533                 $this->backend = $this->multiBackend;
 534                 $this->tearDownFiles();
 535                 $this->doTestDelete( $op, $withSource, $okStatus );
 536                 $this->tearDownFiles();
 537         }
 538
 539         private function doTestDelete( $op, $withSource, $okStatus ) {
 540                 $backendName = $this->backendClass();
 541
 542                 $source = $op['src'];
 543                 $this->prepare( array( 'dir' => dirname( $source ) ) );
 544
 545                 if ( $withSource ) {
 546                         $status = $this->backend->doOperation(
 547                                 array( 'op' => 'create', 'content' => 'blahblah', 'dst' => $source ) );
 548                         $this->assertGoodStatus( $status,
 549                                 "Creation of file at $source succeeded ($backendName)." );
 550                 }
 551
 552                 $status = $this->backend->doOperation( $op );
 553                 if ( $okStatus ) {
 554                         $this->assertGoodStatus( $status,
 555                                 "Deletion of file at $source succeeded without warnings ($backendName)." );
 556                         $this->assertEquals( true, $status->isOK(),
 557                                 "Deletion of file at $source succeeded ($backendName)." );
 558                         $this->assertEquals( array( 0 => true ), $status->success,
 559                                 "Deletion of file at $source has proper 'success' field in Status ($backendName)." );
 560                 } else {
 561                         $this->assertEquals( false, $status->isOK(),
 562                                 "Deletion of file at $source failed ($backendName)." );
 563                 }
 564
 565                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $source ) ),
 566                         "Source file $source does not exist after move ($backendName)." );
 567
 568                 $this->assertFalse(
 569                         $this->backend->getFileSize( array( 'src' => $source ) ),
 570                         "Source file $source has correct size (false) ($backendName)." );
 571
 572                 $props1 = $this->backend->getFileProps( array( 'src' => $source ) );
 573                 $this->assertFalse( $props1['fileExists'],
 574                         "Source file $source does not exist according to props ($backendName)." );
 575
 576                 $this->assertBackendPathsConsistent( array( $source ) );
 577         }
 578
 579         public static function provider_testDelete() {
 580                 $cases = array();
 581
 582                 $source = self::baseStorePath() . '/unittest-cont1/e/myfacefile.txt';
 583
 584                 $op = array( 'op' => 'delete', 'src' => $source );
 585                 $cases[] = array(
 586                         $op, // operation
 587                         true, // with source
 588                         true // succeeds
 589                 );
 590
 591                 $cases[] = array(
 592                         $op, // operation
 593                         false, // without source
 594                         false // fails
 595                 );
 596
 597                 $op['ignoreMissingSource'] = true;
 598                 $cases[] = array(
 599                         $op, // operation
 600                         false, // without source
 601                         true // succeeds
 602                 );
 603
 604                 $op['ignoreMissingSource'] = true;
 605                 $op['src'] = self::baseStorePath() . '/unittest-cont-bad/e/file.txt';
 606                 $cases[] = array(
 607                         $op, // operation
 608                         false, // without source
 609                         true // succeeds
 610                 );
 611
 612                 return $cases;
 613         }
 614
 615         /**
 616          * @dataProvider provider_testDescribe
 617          */
 618         public function testDescribe( $op, $withSource, $okStatus ) {
 619                 $this->backend = $this->singleBackend;
 620                 $this->tearDownFiles();
 621                 $this->doTestDescribe( $op, $withSource, $okStatus );
 622                 $this->tearDownFiles();
 623
 624                 $this->backend = $this->multiBackend;
 625                 $this->tearDownFiles();
 626                 $this->doTestDescribe( $op, $withSource, $okStatus );
 627                 $this->tearDownFiles();
 628         }
 629
 630         private function doTestDescribe( $op, $withSource, $okStatus ) {
 631                 $backendName = $this->backendClass();
 632
 633                 $source = $op['src'];
 634                 $this->prepare( array( 'dir' => dirname( $source ) ) );
 635
 636                 if ( $withSource ) {
 637                         $status = $this->backend->doOperation(
 638                                 array( 'op' => 'create', 'content' => 'blahblah', 'dst' => $source ) );
 639                         $this->assertGoodStatus( $status,
 640                                 "Creation of file at $source succeeded ($backendName)." );
 641                 }
 642
 643                 $status = $this->backend->doOperation( $op );
 644                 if ( $okStatus ) {
 645                         $this->assertGoodStatus( $status,
 646                                 "Describe of file at $source succeeded without warnings ($backendName)." );
 647                         $this->assertEquals( true, $status->isOK(),
 648                                 "Describe of file at $source succeeded ($backendName)." );
 649                         $this->assertEquals( array( 0 => true ), $status->success,
 650                                 "Describe of file at $source has proper 'success' field in Status ($backendName)." );
 651                 } else {
 652                         $this->assertEquals( false, $status->isOK(),
 653                                 "Describe of file at $source failed ($backendName)." );
 654                 }
 655
 656                 $this->assertBackendPathsConsistent( array( $source ) );
 657         }
 658
 659         public static function provider_testDescribe() {
 660                 $cases = array();
 661
 662                 $source = self::baseStorePath() . '/unittest-cont1/e/myfacefile.txt';
 663
 664                 $op = array( 'op' => 'describe', 'src' => $source,
 665                         'headers' => array( 'X-Content-Length' => '91.3', 'Content-Old-Header' => '' ),
 666                         'disposition' => 'inline' );
 667                 $cases[] = array(
 668                         $op, // operation
 669                         true, // with source
 670                         true // succeeds
 671                 );
 672
 673                 $cases[] = array(
 674                         $op, // operation
 675                         false, // without source
 676                         false // fails
 677                 );
 678
 679                 return $cases;
 680         }
 681
 682         /**
 683          * @dataProvider provider_testCreate
 684          */
 685         public function testCreate( $op, $alreadyExists, $okStatus, $newSize ) {
 686                 $this->backend = $this->singleBackend;
 687                 $this->tearDownFiles();
 688                 $this->doTestCreate( $op, $alreadyExists, $okStatus, $newSize );
 689                 $this->tearDownFiles();
 690
 691                 $this->backend = $this->multiBackend;
 692                 $this->tearDownFiles();
 693                 $this->doTestCreate( $op, $alreadyExists, $okStatus, $newSize );
 694                 $this->tearDownFiles();
 695         }
 696
 697         private function doTestCreate( $op, $alreadyExists, $okStatus, $newSize ) {
 698                 $backendName = $this->backendClass();
 699
 700                 $dest = $op['dst'];
 701                 $this->prepare( array( 'dir' => dirname( $dest ) ) );
 702
 703                 $oldText = 'blah...blah...waahwaah';
 704                 if ( $alreadyExists ) {
 705                         $status = $this->backend->doOperation(
 706                                 array( 'op' => 'create', 'content' => $oldText, 'dst' => $dest ) );
 707                         $this->assertGoodStatus( $status,
 708                                 "Creation of file at $dest succeeded ($backendName)." );
 709                 }
 710
 711                 $status = $this->backend->doOperation( $op );
 712                 if ( $okStatus ) {
 713                         $this->assertGoodStatus( $status,
 714                                 "Creation of file at $dest succeeded without warnings ($backendName)." );
 715                         $this->assertEquals( true, $status->isOK(),
 716                                 "Creation of file at $dest succeeded ($backendName)." );
 717                         $this->assertEquals( array( 0 => true ), $status->success,
 718                                 "Creation of file at $dest has proper 'success' field in Status ($backendName)." );
 719                 } else {
 720                         $this->assertEquals( false, $status->isOK(),
 721                                 "Creation of file at $dest failed ($backendName)." );
 722                 }
 723
 724                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $dest ) ),
 725                         "Destination file $dest exists after creation ($backendName)." );
 726
 727                 $props1 = $this->backend->getFileProps( array( 'src' => $dest ) );
 728                 $this->assertEquals( true, $props1['fileExists'],
 729                         "Destination file $dest exists according to props ($backendName)." );
 730                 if ( $okStatus ) { // file content is what we saved
 731                         $this->assertEquals( $newSize, $props1['size'],
 732                                 "Destination file $dest has expected size according to props ($backendName)." );
 733                         $this->assertEquals( $newSize,
 734                                 $this->backend->getFileSize( array( 'src' => $dest ) ),
 735                                 "Destination file $dest has correct size ($backendName)." );
 736                 } else { // file content is some other previous text
 737                         $this->assertEquals( strlen( $oldText ), $props1['size'],
 738                                 "Destination file $dest has original size according to props ($backendName)." );
 739                         $this->assertEquals( strlen( $oldText ),
 740                                 $this->backend->getFileSize( array( 'src' => $dest ) ),
 741                                 "Destination file $dest has original size according to props ($backendName)." );
 742                 }
 743
 744                 $this->assertBackendPathsConsistent( array( $dest ) );
 745         }
 746
 747         /**
 748          * @dataProvider provider_testCreate
 749          */
 750         public static function provider_testCreate() {
 751                 $cases = array();
 752
 753                 $dest = self::baseStorePath() . '/unittest-cont2/a/myspacefile.txt';
 754
 755                 $op = array( 'op' => 'create', 'content' => 'test test testing', 'dst' => $dest );
 756                 $cases[] = array(
 757                         $op, // operation
 758                         false, // no dest already exists
 759                         true, // succeeds
 760                         strlen( $op['content'] )
 761                 );
 762
 763                 $op2 = $op;
 764                 $op2['content'] = "\n";
 765                 $cases[] = array(
 766                         $op2, // operation
 767                         false, // no dest already exists
 768                         true, // succeeds
 769                         strlen( $op2['content'] )
 770                 );
 771
 772                 $op2 = $op;
 773                 $op2['content'] = "fsf\n waf 3kt";
 774                 $cases[] = array(
 775                         $op2, // operation
 776                         true, // dest already exists
 777                         false, // fails
 778                         strlen( $op2['content'] )
 779                 );
 780
 781                 $op2 = $op;
 782                 $op2['content'] = "egm'g gkpe gpqg eqwgwqg";
 783                 $op2['overwrite'] = true;
 784                 $cases[] = array(
 785                         $op2, // operation
 786                         true, // dest already exists
 787                         true, // succeeds
 788                         strlen( $op2['content'] )
 789                 );
 790
 791                 $op2 = $op;
 792                 $op2['content'] = "39qjmg3-qg";
 793                 $op2['overwriteSame'] = true;
 794                 $cases[] = array(
 795                         $op2, // operation
 796                         true, // dest already exists
 797                         false, // succeeds
 798                         strlen( $op2['content'] )
 799                 );
 800
 801                 return $cases;
 802         }
 803
 804         public function testDoQuickOperations() {
 805                 $this->backend = $this->singleBackend;
 806                 $this->doTestDoQuickOperations();
 807                 $this->tearDownFiles();
 808
 809                 $this->backend = $this->multiBackend;
 810                 $this->doTestDoQuickOperations();
 811                 $this->tearDownFiles();
 812         }
 813
 814         private function doTestDoQuickOperations() {
 815                 $backendName = $this->backendClass();
 816
 817                 $base = self::baseStorePath();
 818                 $files = array(
 819                         "$base/unittest-cont1/e/fileA.a",
 820                         "$base/unittest-cont1/e/fileB.a",
 821                         "$base/unittest-cont1/e/fileC.a"
 822                 );
 823                 $createOps = array();
 824                 $purgeOps = array();
 825                 foreach ( $files as $path ) {
 826                         $status = $this->prepare( array( 'dir' => dirname( $path ) ) );
 827                         $this->assertGoodStatus( $status,
 828                                 "Preparing $path succeeded without warnings ($backendName)." );
 829                         $createOps[] = array( 'op' => 'create', 'dst' => $path, 'content' => mt_rand( 0, 50000 ) );
 830                         $copyOps[] = array( 'op' => 'copy', 'src' => $path, 'dst' => "$path-2" );
 831                         $moveOps[] = array( 'op' => 'move', 'src' => "$path-2", 'dst' => "$path-3" );
 832                         $purgeOps[] = array( 'op' => 'delete', 'src' => $path );
 833                         $purgeOps[] = array( 'op' => 'delete', 'src' => "$path-3" );
 834                 }
 835                 $purgeOps[] = array( 'op' => 'null' );
 836
 837                 $this->assertGoodStatus(
 838                         $this->backend->doQuickOperations( $createOps ),
 839                         "Creation of source files succeeded ($backendName)." );
 840                 foreach ( $files as $file ) {
 841                         $this->assertTrue( $this->backend->fileExists( array( 'src' => $file ) ),
 842                                 "File $file exists." );
 843                 }
 844
 845                 $this->assertGoodStatus(
 846                         $this->backend->doQuickOperations( $copyOps ),
 847                         "Quick copy of source files succeeded ($backendName)." );
 848                 foreach ( $files as $file ) {
 849                         $this->assertTrue( $this->backend->fileExists( array( 'src' => "$file-2" ) ),
 850                                 "File $file-2 exists." );
 851                 }
 852
 853                 $this->assertGoodStatus(
 854                         $this->backend->doQuickOperations( $moveOps ),
 855                         "Quick move of source files succeeded ($backendName)." );
 856                 foreach ( $files as $file ) {
 857                         $this->assertTrue( $this->backend->fileExists( array( 'src' => "$file-3" ) ),
 858                                 "File $file-3 move in." );
 859                         $this->assertFalse( $this->backend->fileExists( array( 'src' => "$file-2" ) ),
 860                                 "File $file-2 moved away." );
 861                 }
 862
 863                 $this->assertGoodStatus(
 864                         $this->backend->quickCopy( array( 'src' => $files[0], 'dst' => $files[0] ) ),
 865                         "Copy of file {$files[0]} over itself succeeded ($backendName)." );
 866                 $this->assertTrue( $this->backend->fileExists( array( 'src' => $files[0] ) ),
 867                         "File {$files[0]} still exists." );
 868
 869                 $this->assertGoodStatus(
 870                         $this->backend->quickMove( array( 'src' => $files[0], 'dst' => $files[0] ) ),
 871                         "Move of file {$files[0]} over itself succeeded ($backendName)." );
 872                 $this->assertTrue( $this->backend->fileExists( array( 'src' => $files[0] ) ),
 873                         "File {$files[0]} still exists." );
 874
 875                 $this->assertGoodStatus(
 876                         $this->backend->doQuickOperations( $purgeOps ),
 877                         "Quick deletion of source files succeeded ($backendName)." );
 878                 foreach ( $files as $file ) {
 879                         $this->assertFalse( $this->backend->fileExists( array( 'src' => $file ) ),
 880                                 "File $file purged." );
 881                         $this->assertFalse( $this->backend->fileExists( array( 'src' => "$file-3" ) ),
 882                                 "File $file-3 purged." );
 883                 }
 884         }
 885
 886         /**
 887          * @dataProvider provider_testConcatenate
 888          */
 889         public function testConcatenate( $op, $srcs, $srcsContent, $alreadyExists, $okStatus ) {
 890                 $this->filesToPrune[] = $op['dst'];
 891
 892                 $this->backend = $this->singleBackend;
 893                 $this->tearDownFiles();
 894                 $this->doTestConcatenate( $op, $srcs, $srcsContent, $alreadyExists, $okStatus );
 895                 $this->tearDownFiles();
 896
 897                 $this->backend = $this->multiBackend;
 898                 $this->tearDownFiles();
 899                 $this->doTestConcatenate( $op, $srcs, $srcsContent, $alreadyExists, $okStatus );
 900                 $this->filesToPrune[] = $op['dst']; # avoid file leaking
 901                 $this->tearDownFiles();
 902         }
 903
 904         private function doTestConcatenate( $params, $srcs, $srcsContent, $alreadyExists, $okStatus ) {
 905                 $backendName = $this->backendClass();
 906
 907                 $expContent = '';
 908                 // Create sources
 909                 $ops = array();
 910                 foreach ( $srcs as $i => $source ) {
 911                         $this->prepare( array( 'dir' => dirname( $source ) ) );
 912                         $ops[] = array(
 913                                 'op' => 'create', // operation
 914                                 'dst' => $source, // source
 915                                 'content' => $srcsContent[$i]
 916                         );
 917                         $expContent .= $srcsContent[$i];
 918                 }
 919                 $status = $this->backend->doOperations( $ops );
 920
 921                 $this->assertGoodStatus( $status,
 922                         "Creation of source files succeeded ($backendName)." );
 923
 924                 $dest = $params['dst'];
 925                 if ( $alreadyExists ) {
 926                         $ok = file_put_contents( $dest, 'blah...blah...waahwaah' ) !== false;
 927                         $this->assertEquals( true, $ok,
 928                                 "Creation of file at $dest succeeded ($backendName)." );
 929                 } else {
 930                         $ok = file_put_contents( $dest, '' ) !== false;
 931                         $this->assertEquals( true, $ok,
 932                                 "Creation of 0-byte file at $dest succeeded ($backendName)." );
 933                 }
 934
 935                 // Combine the files into one
 936                 $status = $this->backend->concatenate( $params );
 937                 if ( $okStatus ) {
 938                         $this->assertGoodStatus( $status,
 939                                 "Creation of concat file at $dest succeeded without warnings ($backendName)." );
 940                         $this->assertEquals( true, $status->isOK(),
 941                                 "Creation of concat file at $dest succeeded ($backendName)." );
 942                 } else {
 943                         $this->assertEquals( false, $status->isOK(),
 944                                 "Creation of concat file at $dest failed ($backendName)." );
 945                 }
 946
 947                 if ( $okStatus ) {
 948                         $this->assertEquals( true, is_file( $dest ),
 949                                 "Dest concat file $dest exists after creation ($backendName)." );
 950                 } else {
 951                         $this->assertEquals( true, is_file( $dest ),
 952                                 "Dest concat file $dest exists after failed creation ($backendName)." );
 953                 }
 954
 955                 $contents = file_get_contents( $dest );
 956                 $this->assertNotEquals( false, $contents, "File at $dest exists ($backendName)." );
 957
 958                 if ( $okStatus ) {
 959                         $this->assertEquals( $expContent, $contents,
 960                                 "Concat file at $dest has correct contents ($backendName)." );
 961                 } else {
 962                         $this->assertNotEquals( $expContent, $contents,
 963                                 "Concat file at $dest has correct contents ($backendName)." );
 964                 }
 965         }
 966
 967         public static function provider_testConcatenate() {
 968                 $cases = array();
 969
 970                 $rand = mt_rand( 0, 2000000000 ) . time();
 971                 $dest = wfTempDir() . "/randomfile!$rand.txt";
 972                 $srcs = array(
 973                         self::baseStorePath() . '/unittest-cont1/e/file1.txt',
 974                         self::baseStorePath() . '/unittest-cont1/e/file2.txt',
 975                         self::baseStorePath() . '/unittest-cont1/e/file3.txt',
 976                         self::baseStorePath() . '/unittest-cont1/e/file4.txt',
 977                         self::baseStorePath() . '/unittest-cont1/e/file5.txt',
 978                         self::baseStorePath() . '/unittest-cont1/e/file6.txt',
 979                         self::baseStorePath() . '/unittest-cont1/e/file7.txt',
 980                         self::baseStorePath() . '/unittest-cont1/e/file8.txt',
 981                         self::baseStorePath() . '/unittest-cont1/e/file9.txt',
 982                         self::baseStorePath() . '/unittest-cont1/e/file10.txt'
 983                 );
 984                 $content = array(
 985                         'egfage',
 986                         'ageageag',
 987                         'rhokohlr',
 988                         'shgmslkg',
 989                         'kenga',
 990                         'owagmal',
 991                         'kgmae',
 992                         'g eak;g',
 993                         'lkaem;a',
 994                         'legma'
 995                 );
 996                 $params = array( 'srcs' => $srcs, 'dst' => $dest );
 997
 998                 $cases[] = array(
 999                         $params, // operation
1000                         $srcs, // sources
1001                         $content, // content for each source
1002                         false, // no dest already exists
1003                         true, // succeeds
1004                 );
1005
1006                 $cases[] = array(
1007                         $params, // operation
1008                         $srcs, // sources
1009                         $content, // content for each source
1010                         true, // dest already exists
1011                         false, // succeeds
1012                 );
1013
1014                 return $cases;
1015         }
1016
1017         /**
1018          * @dataProvider provider_testGetFileStat
1019          */
1020         public function testGetFileStat( $path, $content, $alreadyExists ) {
1021                 $this->backend = $this->singleBackend;
1022                 $this->tearDownFiles();
1023                 $this->doTestGetFileStat( $path, $content, $alreadyExists );
1024                 $this->tearDownFiles();
1025
1026                 $this->backend = $this->multiBackend;
1027                 $this->tearDownFiles();
1028                 $this->doTestGetFileStat( $path, $content, $alreadyExists );
1029                 $this->tearDownFiles();
1030         }
1031
1032         private function doTestGetFileStat( $path, $content, $alreadyExists ) {
1033                 $backendName = $this->backendClass();
1034
1035                 if ( $alreadyExists ) {
1036                         $this->prepare( array( 'dir' => dirname( $path ) ) );
1037                         $status = $this->create( array( 'dst' => $path, 'content' => $content ) );
1038                         $this->assertGoodStatus( $status,
1039                                 "Creation of file at $path succeeded ($backendName)." );
1040
1041                         $size = $this->backend->getFileSize( array( 'src' => $path ) );
1042                         $time = $this->backend->getFileTimestamp( array( 'src' => $path ) );
1043                         $stat = $this->backend->getFileStat( array( 'src' => $path ) );
1044
1045                         $this->assertEquals( strlen( $content ), $size,
1046                                 "Correct file size of '$path'" );
1047                         $this->assertTrue( abs( time() - wfTimestamp( TS_UNIX, $time ) ) < 10,
1048                                 "Correct file timestamp of '$path'" );
1049
1050                         $size = $stat['size'];
1051                         $time = $stat['mtime'];
1052                         $this->assertEquals( strlen( $content ), $size,
1053                                 "Correct file size of '$path'" );
1054                         $this->assertTrue( abs( time() - wfTimestamp( TS_UNIX, $time ) ) < 10,
1055                                 "Correct file timestamp of '$path'" );
1056
1057                         $this->backend->clearCache( array( $path ) );
1058
1059                         $size = $this->backend->getFileSize( array( 'src' => $path ) );
1060
1061                         $this->assertEquals( strlen( $content ), $size,
1062                                 "Correct file size of '$path'" );
1063
1064                         $this->backend->preloadCache( array( $path ) );
1065
1066                         $size = $this->backend->getFileSize( array( 'src' => $path ) );
1067
1068                         $this->assertEquals( strlen( $content ), $size,
1069                                 "Correct file size of '$path'" );
1070                 } else {
1071                         $size = $this->backend->getFileSize( array( 'src' => $path ) );
1072                         $time = $this->backend->getFileTimestamp( array( 'src' => $path ) );
1073                         $stat = $this->backend->getFileStat( array( 'src' => $path ) );
1074
1075                         $this->assertFalse( $size, "Correct file size of '$path'" );
1076                         $this->assertFalse( $time, "Correct file timestamp of '$path'" );
1077                         $this->assertFalse( $stat, "Correct file stat of '$path'" );
1078                 }
1079         }
1080
1081         public static function provider_testGetFileStat() {
1082                 $cases = array();
1083
1084                 $base = self::baseStorePath();
1085                 $cases[] = array( "$base/unittest-cont1/e/b/z/some_file.txt", "some file contents", true );
1086                 $cases[] = array( "$base/unittest-cont1/e/b/some-other_file.txt", "", true );
1087                 $cases[] = array( "$base/unittest-cont1/e/b/some-diff_file.txt", null, false );
1088
1089                 return $cases;
1090         }
1091
1092         /**
1093          * @dataProvider provider_testGetFileContents
1094          */
1095         public function testGetFileContents( $source, $content ) {
1096                 $this->backend = $this->singleBackend;
1097                 $this->tearDownFiles();
1098                 $this->doTestGetFileContents( $source, $content );
1099                 $this->tearDownFiles();
1100
1101                 $this->backend = $this->multiBackend;
1102                 $this->tearDownFiles();
1103                 $this->doTestGetFileContents( $source, $content );
1104                 $this->tearDownFiles();
1105         }
1106
1107         private function doTestGetFileContents( $source, $content ) {
1108                 $backendName = $this->backendClass();
1109
1110                 $srcs = (array)$source;
1111                 $content = (array)$content;
1112                 foreach ( $srcs as $i => $src ) {
1113                         $this->prepare( array( 'dir' => dirname( $src ) ) );
1114                         $status = $this->backend->doOperation(
1115                                 array( 'op' => 'create', 'content' => $content[$i], 'dst' => $src ) );
1116                         $this->assertGoodStatus( $status,
1117                                 "Creation of file at $src succeeded ($backendName)." );
1118                 }
1119
1120                 if ( is_array( $source ) ) {
1121                         $contents = $this->backend->getFileContentsMulti( array( 'srcs' => $source ) );
1122                         foreach ( $contents as $path => $data ) {
1123                                 $this->assertNotEquals( false, $data, "Contents of $path exists ($backendName)." );
1124                                 $this->assertEquals( current( $content ), $data, "Contents of $path is correct ($backendName)." );
1125                                 next( $content );
1126                         }
1127                         $this->assertEquals( $source, array_keys( $contents ), "Contents in right order ($backendName)." );
1128                         $this->assertEquals( count( $source ), count( $contents ), "Contents array size correct ($backendName)." );
1129                 } else {
1130                         $data = $this->backend->getFileContents( array( 'src' => $source ) );
1131                         $this->assertNotEquals( false, $data, "Contents of $source exists ($backendName)." );
1132                         $this->assertEquals( $content[0], $data, "Contents of $source is correct ($backendName)." );
1133                 }
1134         }
1135
1136         public static function provider_testGetFileContents() {
1137                 $cases = array();
1138
1139                 $base = self::baseStorePath();
1140                 $cases[] = array( "$base/unittest-cont1/e/b/z/some_file.txt", "some file contents" );
1141                 $cases[] = array( "$base/unittest-cont1/e/b/some-other_file.txt", "more file contents" );
1142                 $cases[] = array(
1143                         array( "$base/unittest-cont1/e/a/x.txt", "$base/unittest-cont1/e/a/y.txt",
1144                                 "$base/unittest-cont1/e/a/z.txt" ),
1145                         array( "contents xx", "contents xy", "contents xz" )
1146                 );
1147
1148                 return $cases;
1149         }
1150
1151         /**
1152          * @dataProvider provider_testGetLocalCopy
1153          */
1154         public function testGetLocalCopy( $source, $content ) {
1155                 $this->backend = $this->singleBackend;
1156                 $this->tearDownFiles();
1157                 $this->doTestGetLocalCopy( $source, $content );
1158                 $this->tearDownFiles();
1159
1160                 $this->backend = $this->multiBackend;
1161                 $this->tearDownFiles();
1162                 $this->doTestGetLocalCopy( $source, $content );
1163                 $this->tearDownFiles();
1164         }
1165
1166         private function doTestGetLocalCopy( $source, $content ) {
1167                 $backendName = $this->backendClass();
1168
1169                 $srcs = (array)$source;
1170                 $content = (array)$content;
1171                 foreach ( $srcs as $i => $src ) {
1172                         $this->prepare( array( 'dir' => dirname( $src ) ) );
1173                         $status = $this->backend->doOperation(
1174                                 array( 'op' => 'create', 'content' => $content[$i], 'dst' => $src ) );
1175                         $this->assertGoodStatus( $status,
1176                                 "Creation of file at $src succeeded ($backendName)." );
1177                 }
1178
1179                 if ( is_array( $source ) ) {
1180                         $tmpFiles = $this->backend->getLocalCopyMulti( array( 'srcs' => $source ) );
1181                         foreach ( $tmpFiles as $path => $tmpFile ) {
1182                                 $this->assertNotNull( $tmpFile,
1183                                         "Creation of local copy of $path succeeded ($backendName)." );
1184                                 $contents = file_get_contents( $tmpFile->getPath() );
1185                                 $this->assertNotEquals( false, $contents, "Local copy of $path exists ($backendName)." );
1186                                 $this->assertEquals( current( $content ), $contents, "Local copy of $path is correct ($backendName)." );
1187                                 next( $content );
1188                         }
1189                         $this->assertEquals( $source, array_keys( $tmpFiles ), "Local copies in right order ($backendName)." );
1190                         $this->assertEquals( count( $source ), count( $tmpFiles ), "Local copies array size correct ($backendName)." );
1191                 } else {
1192                         $tmpFile = $this->backend->getLocalCopy( array( 'src' => $source ) );
1193                         $this->assertNotNull( $tmpFile,
1194                                 "Creation of local copy of $source succeeded ($backendName)." );
1195                         $contents = file_get_contents( $tmpFile->getPath() );
1196                         $this->assertNotEquals( false, $contents, "Local copy of $source exists ($backendName)." );
1197                         $this->assertEquals( $content[0], $contents, "Local copy of $source is correct ($backendName)." );
1198                 }
1199
1200                 $obj = new stdClass();
1201                 $tmpFile->bind( $obj );
1202         }
1203
1204         public static function provider_testGetLocalCopy() {
1205                 $cases = array();
1206
1207                 $base = self::baseStorePath();
1208                 $cases[] = array( "$base/unittest-cont1/e/a/z/some_file.txt", "some file contents" );
1209                 $cases[] = array( "$base/unittest-cont1/e/a/some-other_file.txt", "more file contents" );
1210                 $cases[] = array( "$base/unittest-cont1/e/a/\$odd&.txt", "test file contents" );
1211                 $cases[] = array(
1212                         array( "$base/unittest-cont1/e/a/x.txt", "$base/unittest-cont1/e/a/y.txt",
1213                                 "$base/unittest-cont1/e/a/z.txt" ),
1214                         array( "contents xx", "contents xy", "contents xz" )
1215                 );
1216
1217                 return $cases;
1218         }
1219
1220         /**
1221          * @dataProvider provider_testGetLocalReference
1222          */
1223         public function testGetLocalReference( $source, $content ) {
1224                 $this->backend = $this->singleBackend;
1225                 $this->tearDownFiles();
1226                 $this->doTestGetLocalReference( $source, $content );
1227                 $this->tearDownFiles();
1228
1229                 $this->backend = $this->multiBackend;
1230                 $this->tearDownFiles();
1231                 $this->doTestGetLocalReference( $source, $content );
1232                 $this->tearDownFiles();
1233         }
1234
1235         private function doTestGetLocalReference( $source, $content ) {
1236                 $backendName = $this->backendClass();
1237
1238                 $srcs = (array)$source;
1239                 $content = (array)$content;
1240                 foreach ( $srcs as $i => $src ) {
1241                         $this->prepare( array( 'dir' => dirname( $src ) ) );
1242                         $status = $this->backend->doOperation(
1243                                 array( 'op' => 'create', 'content' => $content[$i], 'dst' => $src ) );
1244                         $this->assertGoodStatus( $status,
1245                                 "Creation of file at $src succeeded ($backendName)." );
1246                 }
1247
1248                 if ( is_array( $source ) ) {
1249                         $tmpFiles = $this->backend->getLocalReferenceMulti( array( 'srcs' => $source ) );
1250                         foreach ( $tmpFiles as $path => $tmpFile ) {
1251                                 $this->assertNotNull( $tmpFile,
1252                                         "Creation of local copy of $path succeeded ($backendName)." );
1253                                 $contents = file_get_contents( $tmpFile->getPath() );
1254                                 $this->assertNotEquals( false, $contents, "Local ref of $path exists ($backendName)." );
1255                                 $this->assertEquals( current( $content ), $contents, "Local ref of $path is correct ($backendName)." );
1256                                 next( $content );
1257                         }
1258                         $this->assertEquals( $source, array_keys( $tmpFiles ), "Local refs in right order ($backendName)." );
1259                         $this->assertEquals( count( $source ), count( $tmpFiles ), "Local refs array size correct ($backendName)." );
1260                 } else {
1261                         $tmpFile = $this->backend->getLocalReference( array( 'src' => $source ) );
1262                         $this->assertNotNull( $tmpFile,
1263                                 "Creation of local copy of $source succeeded ($backendName)." );
1264                         $contents = file_get_contents( $tmpFile->getPath() );
1265                         $this->assertNotEquals( false, $contents, "Local ref of $source exists ($backendName)." );
1266                         $this->assertEquals( $content[0], $contents, "Local ref of $source is correct ($backendName)." );
1267                 }
1268         }
1269
1270         public static function provider_testGetLocalReference() {
1271                 $cases = array();
1272
1273                 $base = self::baseStorePath();
1274                 $cases[] = array( "$base/unittest-cont1/e/a/z/some_file.txt", "some file contents" );
1275                 $cases[] = array( "$base/unittest-cont1/e/a/some-other_file.txt", "more file contents" );
1276                 $cases[] = array( "$base/unittest-cont1/e/a/\$odd&.txt", "test file contents" );
1277                 $cases[] = array(
1278                         array( "$base/unittest-cont1/e/a/x.txt", "$base/unittest-cont1/e/a/y.txt",
1279                                 "$base/unittest-cont1/e/a/z.txt" ),
1280                         array( "contents xx", "contents xy", "contents xz" )
1281                 );
1282
1283                 return $cases;
1284         }
1285
1286         public function testGetLocalCopyAndReference404() {
1287                 $this->backend = $this->singleBackend;
1288                 $this->tearDownFiles();
1289                 $this->doTestGetLocalCopyAndReference404();
1290                 $this->tearDownFiles();
1291
1292                 $this->backend = $this->multiBackend;
1293                 $this->tearDownFiles();
1294                 $this->doTestGetLocalCopyAndReference404();
1295                 $this->tearDownFiles();
1296         }
1297
1298         public function doTestGetLocalCopyAndReference404() {
1299                 $backendName = $this->backendClass();
1300
1301                 $base = self::baseStorePath();
1302
1303                 $tmpFile = $this->backend->getLocalCopy( array(
1304                         'src' => "$base/unittest-cont1/not-there" ) );
1305                 $this->assertEquals( null, $tmpFile, "Local copy of not existing file is null ($backendName)." );
1306
1307                 $tmpFile = $this->backend->getLocalReference( array(
1308                         'src' => "$base/unittest-cont1/not-there" ) );
1309                 $this->assertEquals( null, $tmpFile, "Local ref of not existing file is null ($backendName)." );
1310         }
1311
1312         /**
1313          * @dataProvider provider_testGetFileHttpUrl
1314          */
1315         public function testGetFileHttpUrl( $source, $content ) {
1316                 $this->backend = $this->singleBackend;
1317                 $this->tearDownFiles();
1318                 $this->doTestGetFileHttpUrl( $source, $content );
1319                 $this->tearDownFiles();
1320
1321                 $this->backend = $this->multiBackend;
1322                 $this->tearDownFiles();
1323                 $this->doTestGetFileHttpUrl( $source, $content );
1324                 $this->tearDownFiles();
1325         }
1326
1327         private function doTestGetFileHttpUrl( $source, $content ) {
1328                 $backendName = $this->backendClass();
1329
1330                 $this->prepare( array( 'dir' => dirname( $source ) ) );
1331                 $status = $this->backend->doOperation(
1332                         array( 'op' => 'create', 'content' => $content, 'dst' => $source ) );
1333                 $this->assertGoodStatus( $status,
1334                         "Creation of file at $source succeeded ($backendName)." );
1335
1336                 $url = $this->backend->getFileHttpUrl( array( 'src' => $source ) );
1337
1338                 if ( $url !== null ) { // supported
1339                         $data = Http::request( "GET", $url );
1340                         $this->assertEquals( $content, $data,
1341                                 "HTTP GET of URL has right contents ($backendName)." );
1342                 }
1343         }
1344
1345         public static function provider_testGetFileHttpUrl() {
1346                 $cases = array();
1347
1348                 $base = self::baseStorePath();
1349                 $cases[] = array( "$base/unittest-cont1/e/a/z/some_file.txt", "some file contents" );
1350                 $cases[] = array( "$base/unittest-cont1/e/a/some-other_file.txt", "more file contents" );
1351                 $cases[] = array( "$base/unittest-cont1/e/a/\$odd&.txt", "test file contents" );
1352
1353                 return $cases;
1354         }
1355
1356         /**
1357          * @dataProvider provider_testPrepareAndClean
1358          */
1359         public function testPrepareAndClean( $path, $isOK ) {
1360                 $this->backend = $this->singleBackend;
1361                 $this->doTestPrepareAndClean( $path, $isOK );
1362                 $this->tearDownFiles();
1363
1364                 $this->backend = $this->multiBackend;
1365                 $this->doTestPrepareAndClean( $path, $isOK );
1366                 $this->tearDownFiles();
1367         }
1368
1369         public static function provider_testPrepareAndClean() {
1370                 $base = self::baseStorePath();
1371                 return array(
1372                         array( "$base/unittest-cont1/e/a/z/some_file1.txt", true ),
1373                         array( "$base/unittest-cont2/a/z/some_file2.txt", true ),
1374                         # Specific to FS backend with no basePath field set
1375                         #array( "$base/unittest-cont3/a/z/some_file3.txt", false ),
1376                 );
1377         }
1378
1379         private function doTestPrepareAndClean( $path, $isOK ) {
1380                 $backendName = $this->backendClass();
1381
1382                 $status = $this->prepare( array( 'dir' => dirname( $path ) ) );
1383                 if ( $isOK ) {
1384                         $this->assertGoodStatus( $status,
1385                                 "Preparing dir $path succeeded without warnings ($backendName)." );
1386                         $this->assertEquals( true, $status->isOK(),
1387                                 "Preparing dir $path succeeded ($backendName)." );
1388                 } else {
1389                         $this->assertEquals( false, $status->isOK(),
1390                                 "Preparing dir $path failed ($backendName)." );
1391                 }
1392
1393                 $status = $this->backend->clean( array( 'dir' => dirname( $path ) ) );
1394                 if ( $isOK ) {
1395                         $this->assertGoodStatus( $status,
1396                                 "Cleaning dir $path succeeded without warnings ($backendName)." );
1397                         $this->assertEquals( true, $status->isOK(),
1398                                 "Cleaning dir $path succeeded ($backendName)." );
1399                 } else {
1400                         $this->assertEquals( false, $status->isOK(),
1401                                 "Cleaning dir $path failed ($backendName)." );
1402                 }
1403         }
1404
1405         public function testRecursiveClean() {
1406                 $this->backend = $this->singleBackend;
1407                 $this->doTestRecursiveClean();
1408                 $this->tearDownFiles();
1409
1410                 $this->backend = $this->multiBackend;
1411                 $this->doTestRecursiveClean();
1412                 $this->tearDownFiles();
1413         }
1414
1415         private function doTestRecursiveClean() {
1416                 $backendName = $this->backendClass();
1417
1418                 $base = self::baseStorePath();
1419                 $dirs = array(
1420                         "$base/unittest-cont1",
1421                         "$base/unittest-cont1/e",
1422                         "$base/unittest-cont1/e/a",
1423                         "$base/unittest-cont1/e/a/b",
1424                         "$base/unittest-cont1/e/a/b/c",
1425                         "$base/unittest-cont1/e/a/b/c/d0",
1426                         "$base/unittest-cont1/e/a/b/c/d1",
1427                         "$base/unittest-cont1/e/a/b/c/d2",
1428                         "$base/unittest-cont1/e/a/b/c/d0/1",
1429                         "$base/unittest-cont1/e/a/b/c/d0/2",
1430                         "$base/unittest-cont1/e/a/b/c/d1/3",
1431                         "$base/unittest-cont1/e/a/b/c/d1/4",
1432                         "$base/unittest-cont1/e/a/b/c/d2/5",
1433                         "$base/unittest-cont1/e/a/b/c/d2/6"
1434                 );
1435                 foreach ( $dirs as $dir ) {
1436                         $status = $this->prepare( array( 'dir' => $dir ) );
1437                         $this->assertGoodStatus( $status,
1438                                 "Preparing dir $dir succeeded without warnings ($backendName)." );
1439                 }
1440
1441                 if ( $this->backend instanceof FSFileBackend ) {
1442                         foreach ( $dirs as $dir ) {
1443                                 $this->assertEquals( true, $this->backend->directoryExists( array( 'dir' => $dir ) ),
1444                                         "Dir $dir exists ($backendName)." );
1445                         }
1446                 }
1447
1448                 $status = $this->backend->clean(
1449                         array( 'dir' => "$base/unittest-cont1", 'recursive' => 1 ) );
1450                 $this->assertGoodStatus( $status,
1451                         "Recursive cleaning of dir $dir succeeded without warnings ($backendName)." );
1452
1453                 foreach ( $dirs as $dir ) {
1454                         $this->assertEquals( false, $this->backend->directoryExists( array( 'dir' => $dir ) ),
1455                                 "Dir $dir no longer exists ($backendName)." );
1456                 }
1457         }
1458
1459         // @TODO: testSecure
1460
1461         public function testDoOperations() {
1462                 $this->backend = $this->singleBackend;
1463                 $this->tearDownFiles();
1464                 $this->doTestDoOperations();
1465                 $this->tearDownFiles();
1466
1467                 $this->backend = $this->multiBackend;
1468                 $this->tearDownFiles();
1469                 $this->doTestDoOperations();
1470                 $this->tearDownFiles();
1471         }
1472
1473         private function doTestDoOperations() {
1474                 $base = self::baseStorePath();
1475
1476                 $fileA = "$base/unittest-cont1/e/a/b/fileA.txt";
1477                 $fileAContents = '3tqtmoeatmn4wg4qe-mg3qt3 tq';
1478                 $fileB = "$base/unittest-cont1/e/a/b/fileB.txt";
1479                 $fileBContents = 'g-jmq3gpqgt3qtg q3GT ';
1480                 $fileC = "$base/unittest-cont1/e/a/b/fileC.txt";
1481                 $fileCContents = 'eigna[ogmewt 3qt g3qg flew[ag';
1482                 $fileD = "$base/unittest-cont1/e/a/b/fileD.txt";
1483
1484                 $this->prepare( array( 'dir' => dirname( $fileA ) ) );
1485                 $this->create( array( 'dst' => $fileA, 'content' => $fileAContents ) );
1486                 $this->prepare( array( 'dir' => dirname( $fileB ) ) );
1487                 $this->create( array( 'dst' => $fileB, 'content' => $fileBContents ) );
1488                 $this->prepare( array( 'dir' => dirname( $fileC ) ) );
1489                 $this->create( array( 'dst' => $fileC, 'content' => $fileCContents ) );
1490                 $this->prepare( array( 'dir' => dirname( $fileD ) ) );
1491
1492                 $status = $this->backend->doOperations( array(
1493                         array( 'op' => 'describe', 'src' => $fileA,
1494                                 'headers' => array( 'X-Content-Length' => '91.3' ), 'disposition' => 'inline' ),
1495                         array( 'op' => 'copy', 'src' => $fileA, 'dst' => $fileC, 'overwrite' => 1 ),
1496                         // Now: A:<A>, B:<B>, C:<A>, D:<empty> (file:<orginal contents>)
1497                         array( 'op' => 'copy', 'src' => $fileC, 'dst' => $fileA, 'overwriteSame' => 1 ),
1498                         // Now: A:<A>, B:<B>, C:<A>, D:<empty>
1499                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileD, 'overwrite' => 1 ),
1500                         // Now: A:<A>, B:<B>, C:<empty>, D:<A>
1501                         array( 'op' => 'move', 'src' => $fileB, 'dst' => $fileC ),
1502                         // Now: A:<A>, B:<empty>, C:<B>, D:<A>
1503                         array( 'op' => 'move', 'src' => $fileD, 'dst' => $fileA, 'overwriteSame' => 1 ),
1504                         // Now: A:<A>, B:<empty>, C:<B>, D:<empty>
1505                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileA, 'overwrite' => 1 ),
1506                         // Now: A:<B>, B:<empty>, C:<empty>, D:<empty>
1507                         array( 'op' => 'copy', 'src' => $fileA, 'dst' => $fileC ),
1508                         // Now: A:<B>, B:<empty>, C:<B>, D:<empty>
1509                         array( 'op' => 'move', 'src' => $fileA, 'dst' => $fileC, 'overwriteSame' => 1 ),
1510                         // Now: A:<empty>, B:<empty>, C:<B>, D:<empty>
1511                         array( 'op' => 'copy', 'src' => $fileC, 'dst' => $fileC, 'overwrite' => 1 ),
1512                         // Does nothing
1513                         array( 'op' => 'copy', 'src' => $fileC, 'dst' => $fileC, 'overwriteSame' => 1 ),
1514                         // Does nothing
1515                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileC, 'overwrite' => 1 ),
1516                         // Does nothing
1517                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileC, 'overwriteSame' => 1 ),
1518                         // Does nothing
1519                         array( 'op' => 'null' ),
1520                         // Does nothing
1521                 ) );
1522
1523                 $this->assertGoodStatus( $status, "Operation batch succeeded" );
1524                 $this->assertEquals( true, $status->isOK(), "Operation batch succeeded" );
1525                 $this->assertEquals( 14, count( $status->success ),
1526                         "Operation batch has correct success array" );
1527
1528                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $fileA ) ),
1529                         "File does not exist at $fileA" );
1530                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $fileB ) ),
1531                         "File does not exist at $fileB" );
1532                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $fileD ) ),
1533                         "File does not exist at $fileD" );
1534
1535                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $fileC ) ),
1536                         "File exists at $fileC" );
1537                 $this->assertEquals( $fileBContents,
1538                         $this->backend->getFileContents( array( 'src' => $fileC ) ),
1539                         "Correct file contents of $fileC" );
1540                 $this->assertEquals( strlen( $fileBContents ),
1541                         $this->backend->getFileSize( array( 'src' => $fileC ) ),
1542                         "Correct file size of $fileC" );
1543                 $this->assertEquals( wfBaseConvert( sha1( $fileBContents ), 16, 36, 31 ),
1544                         $this->backend->getFileSha1Base36( array( 'src' => $fileC ) ),
1545                         "Correct file SHA-1 of $fileC" );
1546         }
1547
1548         public function testDoOperationsPipeline() {
1549                 $this->backend = $this->singleBackend;
1550                 $this->tearDownFiles();
1551                 $this->doTestDoOperationsPipeline();
1552                 $this->tearDownFiles();
1553
1554                 $this->backend = $this->multiBackend;
1555                 $this->tearDownFiles();
1556                 $this->doTestDoOperationsPipeline();
1557                 $this->tearDownFiles();
1558         }
1559
1560         // concurrency orientated
1561         private function doTestDoOperationsPipeline() {
1562                 $base = self::baseStorePath();
1563
1564                 $fileAContents = '3tqtmoeatmn4wg4qe-mg3qt3 tq';
1565                 $fileBContents = 'g-jmq3gpqgt3qtg q3GT ';
1566                 $fileCContents = 'eigna[ogmewt 3qt g3qg flew[ag';
1567
1568                 $tmpNameA = TempFSFile::factory( "unittests_", 'txt' )->getPath();
1569                 file_put_contents( $tmpNameA, $fileAContents );
1570                 $tmpNameB = TempFSFile::factory( "unittests_", 'txt' )->getPath();
1571                 file_put_contents( $tmpNameB, $fileBContents );
1572                 $tmpNameC = TempFSFile::factory( "unittests_", 'txt' )->getPath();
1573                 file_put_contents( $tmpNameC, $fileCContents );
1574
1575                 $this->filesToPrune[] = $tmpNameA; # avoid file leaking
1576                 $this->filesToPrune[] = $tmpNameB; # avoid file leaking
1577                 $this->filesToPrune[] = $tmpNameC; # avoid file leaking
1578
1579                 $fileA = "$base/unittest-cont1/e/a/b/fileA.txt";
1580                 $fileB = "$base/unittest-cont1/e/a/b/fileB.txt";
1581                 $fileC = "$base/unittest-cont1/e/a/b/fileC.txt";
1582                 $fileD = "$base/unittest-cont1/e/a/b/fileD.txt";
1583
1584                 $this->prepare( array( 'dir' => dirname( $fileA ) ) );
1585                 $this->create( array( 'dst' => $fileA, 'content' => $fileAContents ) );
1586                 $this->prepare( array( 'dir' => dirname( $fileB ) ) );
1587                 $this->prepare( array( 'dir' => dirname( $fileC ) ) );
1588                 $this->prepare( array( 'dir' => dirname( $fileD ) ) );
1589
1590                 $status = $this->backend->doOperations( array(
1591                         array( 'op' => 'store', 'src' => $tmpNameA, 'dst' => $fileA, 'overwriteSame' => 1 ),
1592                         array( 'op' => 'store', 'src' => $tmpNameB, 'dst' => $fileB, 'overwrite' => 1 ),
1593                         array( 'op' => 'store', 'src' => $tmpNameC, 'dst' => $fileC, 'overwrite' => 1 ),
1594                         array( 'op' => 'copy', 'src' => $fileA, 'dst' => $fileC, 'overwrite' => 1 ),
1595                         // Now: A:<A>, B:<B>, C:<A>, D:<empty> (file:<orginal contents>)
1596                         array( 'op' => 'copy', 'src' => $fileC, 'dst' => $fileA, 'overwriteSame' => 1 ),
1597                         // Now: A:<A>, B:<B>, C:<A>, D:<empty>
1598                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileD, 'overwrite' => 1 ),
1599                         // Now: A:<A>, B:<B>, C:<empty>, D:<A>
1600                         array( 'op' => 'move', 'src' => $fileB, 'dst' => $fileC ),
1601                         // Now: A:<A>, B:<empty>, C:<B>, D:<A>
1602                         array( 'op' => 'move', 'src' => $fileD, 'dst' => $fileA, 'overwriteSame' => 1 ),
1603                         // Now: A:<A>, B:<empty>, C:<B>, D:<empty>
1604                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileA, 'overwrite' => 1 ),
1605                         // Now: A:<B>, B:<empty>, C:<empty>, D:<empty>
1606                         array( 'op' => 'copy', 'src' => $fileA, 'dst' => $fileC ),
1607                         // Now: A:<B>, B:<empty>, C:<B>, D:<empty>
1608                         array( 'op' => 'move', 'src' => $fileA, 'dst' => $fileC, 'overwriteSame' => 1 ),
1609                         // Now: A:<empty>, B:<empty>, C:<B>, D:<empty>
1610                         array( 'op' => 'copy', 'src' => $fileC, 'dst' => $fileC, 'overwrite' => 1 ),
1611                         // Does nothing
1612                         array( 'op' => 'copy', 'src' => $fileC, 'dst' => $fileC, 'overwriteSame' => 1 ),
1613                         // Does nothing
1614                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileC, 'overwrite' => 1 ),
1615                         // Does nothing
1616                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileC, 'overwriteSame' => 1 ),
1617                         // Does nothing
1618                         array( 'op' => 'null' ),
1619                         // Does nothing
1620                 ) );
1621
1622                 $this->assertGoodStatus( $status, "Operation batch succeeded" );
1623                 $this->assertEquals( true, $status->isOK(), "Operation batch succeeded" );
1624                 $this->assertEquals( 16, count( $status->success ),
1625                         "Operation batch has correct success array" );
1626
1627                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $fileA ) ),
1628                         "File does not exist at $fileA" );
1629                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $fileB ) ),
1630                         "File does not exist at $fileB" );
1631                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $fileD ) ),
1632                         "File does not exist at $fileD" );
1633
1634                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $fileC ) ),
1635                         "File exists at $fileC" );
1636                 $this->assertEquals( $fileBContents,
1637                         $this->backend->getFileContents( array( 'src' => $fileC ) ),
1638                         "Correct file contents of $fileC" );
1639                 $this->assertEquals( strlen( $fileBContents ),
1640                         $this->backend->getFileSize( array( 'src' => $fileC ) ),
1641                         "Correct file size of $fileC" );
1642                 $this->assertEquals( wfBaseConvert( sha1( $fileBContents ), 16, 36, 31 ),
1643                         $this->backend->getFileSha1Base36( array( 'src' => $fileC ) ),
1644                         "Correct file SHA-1 of $fileC" );
1645         }
1646
1647         public function testDoOperationsFailing() {
1648                 $this->backend = $this->singleBackend;
1649                 $this->tearDownFiles();
1650                 $this->doTestDoOperationsFailing();
1651                 $this->tearDownFiles();
1652
1653                 $this->backend = $this->multiBackend;
1654                 $this->tearDownFiles();
1655                 $this->doTestDoOperationsFailing();
1656                 $this->tearDownFiles();
1657         }
1658
1659         private function doTestDoOperationsFailing() {
1660                 $base = self::baseStorePath();
1661
1662                 $fileA = "$base/unittest-cont2/a/b/fileA.txt";
1663                 $fileAContents = '3tqtmoeatmn4wg4qe-mg3qt3 tq';
1664                 $fileB = "$base/unittest-cont2/a/b/fileB.txt";
1665                 $fileBContents = 'g-jmq3gpqgt3qtg q3GT ';
1666                 $fileC = "$base/unittest-cont2/a/b/fileC.txt";
1667                 $fileCContents = 'eigna[ogmewt 3qt g3qg flew[ag';
1668                 $fileD = "$base/unittest-cont2/a/b/fileD.txt";
1669
1670                 $this->prepare( array( 'dir' => dirname( $fileA ) ) );
1671                 $this->create( array( 'dst' => $fileA, 'content' => $fileAContents ) );
1672                 $this->prepare( array( 'dir' => dirname( $fileB ) ) );
1673                 $this->create( array( 'dst' => $fileB, 'content' => $fileBContents ) );
1674                 $this->prepare( array( 'dir' => dirname( $fileC ) ) );
1675                 $this->create( array( 'dst' => $fileC, 'content' => $fileCContents ) );
1676
1677                 $status = $this->backend->doOperations( array(
1678                         array( 'op' => 'copy', 'src' => $fileA, 'dst' => $fileC, 'overwrite' => 1 ),
1679                         // Now: A:<A>, B:<B>, C:<A>, D:<empty> (file:<orginal contents>)
1680                         array( 'op' => 'copy', 'src' => $fileC, 'dst' => $fileA, 'overwriteSame' => 1 ),
1681                         // Now: A:<A>, B:<B>, C:<A>, D:<empty>
1682                         array( 'op' => 'copy', 'src' => $fileB, 'dst' => $fileD, 'overwrite' => 1 ),
1683                         // Now: A:<A>, B:<B>, C:<A>, D:<B>
1684                         array( 'op' => 'move', 'src' => $fileC, 'dst' => $fileD ),
1685                         // Now: A:<A>, B:<B>, C:<A>, D:<empty> (failed)
1686                         array( 'op' => 'move', 'src' => $fileB, 'dst' => $fileC, 'overwriteSame' => 1 ),
1687                         // Now: A:<A>, B:<B>, C:<A>, D:<empty> (failed)
1688                         array( 'op' => 'move', 'src' => $fileB, 'dst' => $fileA, 'overwrite' => 1 ),
1689                         // Now: A:<B>, B:<empty>, C:<A>, D:<empty>
1690                         array( 'op' => 'delete', 'src' => $fileD ),
1691                         // Now: A:<B>, B:<empty>, C:<A>, D:<empty>
1692                         array( 'op' => 'null' ),
1693                         // Does nothing
1694                 ), array( 'force' => 1 ) );
1695
1696                 $this->assertNotEquals( array(), $status->errors, "Operation had warnings" );
1697                 $this->assertEquals( true, $status->isOK(), "Operation batch succeeded" );
1698                 $this->assertEquals( 8, count( $status->success ),
1699                         "Operation batch has correct success array" );
1700
1701                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $fileB ) ),
1702                         "File does not exist at $fileB" );
1703                 $this->assertEquals( false, $this->backend->fileExists( array( 'src' => $fileD ) ),
1704                         "File does not exist at $fileD" );
1705
1706                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $fileA ) ),
1707                         "File does not exist at $fileA" );
1708                 $this->assertEquals( true, $this->backend->fileExists( array( 'src' => $fileC ) ),
1709                         "File exists at $fileC" );
1710                 $this->assertEquals( $fileBContents,
1711                         $this->backend->getFileContents( array( 'src' => $fileA ) ),
1712                         "Correct file contents of $fileA" );
1713                 $this->assertEquals( strlen( $fileBContents ),
1714                         $this->backend->getFileSize( array( 'src' => $fileA ) ),
1715                         "Correct file size of $fileA" );
1716                 $this->assertEquals( wfBaseConvert( sha1( $fileBContents ), 16, 36, 31 ),
1717                         $this->backend->getFileSha1Base36( array( 'src' => $fileA ) ),
1718                         "Correct file SHA-1 of $fileA" );
1719         }
1720
1721         public function testGetFileList() {
1722                 $this->backend = $this->singleBackend;
1723                 $this->tearDownFiles();
1724                 $this->doTestGetFileList();
1725                 $this->tearDownFiles();
1726
1727                 $this->backend = $this->multiBackend;
1728                 $this->tearDownFiles();
1729                 $this->doTestGetFileList();
1730                 $this->tearDownFiles();
1731         }
1732
1733         private function doTestGetFileList() {
1734                 $backendName = $this->backendClass();
1735                 $base = self::baseStorePath();
1736
1737                 // Should have no errors
1738                 $iter = $this->backend->getFileList( array( 'dir' => "$base/unittest-cont-notexists" ) );
1739
1740                 $files = array(
1741                         "$base/unittest-cont1/e/test1.txt",
1742                         "$base/unittest-cont1/e/test2.txt",
1743                         "$base/unittest-cont1/e/test3.txt",
1744                         "$base/unittest-cont1/e/subdir1/test1.txt",
1745                         "$base/unittest-cont1/e/subdir1/test2.txt",
1746                         "$base/unittest-cont1/e/subdir2/test3.txt",
1747                         "$base/unittest-cont1/e/subdir2/test4.txt",
1748                         "$base/unittest-cont1/e/subdir2/subdir/test1.txt",
1749                         "$base/unittest-cont1/e/subdir2/subdir/test2.txt",
1750                         "$base/unittest-cont1/e/subdir2/subdir/test3.txt",
1751                         "$base/unittest-cont1/e/subdir2/subdir/test4.txt",
1752                         "$base/unittest-cont1/e/subdir2/subdir/test5.txt",
1753                         "$base/unittest-cont1/e/subdir2/subdir/sub/test0.txt",
1754                         "$base/unittest-cont1/e/subdir2/subdir/sub/120-px-file.txt",
1755                 );
1756
1757                 // Add the files
1758                 $ops = array();
1759                 foreach ( $files as $file ) {
1760                         $this->prepare( array( 'dir' => dirname( $file ) ) );
1761                         $ops[] = array( 'op' => 'create', 'content' => 'xxy', 'dst' => $file );
1762                 }
1763                 $status = $this->backend->doQuickOperations( $ops );
1764                 $this->assertGoodStatus( $status,
1765                         "Creation of files succeeded ($backendName)." );
1766                 $this->assertEquals( true, $status->isOK(),
1767                         "Creation of files succeeded with OK status ($backendName)." );
1768
1769                 // Expected listing
1770                 $expected = array(
1771                         "e/test1.txt",
1772                         "e/test2.txt",
1773                         "e/test3.txt",
1774                         "e/subdir1/test1.txt",
1775                         "e/subdir1/test2.txt",
1776                         "e/subdir2/test3.txt",
1777                         "e/subdir2/test4.txt",
1778                         "e/subdir2/subdir/test1.txt",
1779                         "e/subdir2/subdir/test2.txt",
1780                         "e/subdir2/subdir/test3.txt",
1781                         "e/subdir2/subdir/test4.txt",
1782                         "e/subdir2/subdir/test5.txt",
1783                         "e/subdir2/subdir/sub/test0.txt",
1784                         "e/subdir2/subdir/sub/120-px-file.txt",
1785                 );
1786                 sort( $expected );
1787
1788                 // Actual listing (no trailing slash)
1789                 $list = array();
1790                 $iter = $this->backend->getFileList( array( 'dir' => "$base/unittest-cont1" ) );
1791                 foreach ( $iter as $file ) {
1792                         $list[] = $file;
1793                 }
1794                 sort( $list );
1795
1796                 $this->assertEquals( $expected, $list, "Correct file listing ($backendName)." );
1797
1798                 // Actual listing (with trailing slash)
1799                 $list = array();
1800                 $iter = $this->backend->getFileList( array( 'dir' => "$base/unittest-cont1/" ) );
1801                 foreach ( $iter as $file ) {
1802                         $list[] = $file;
1803                 }
1804                 sort( $list );
1805
1806                 $this->assertEquals( $expected, $list, "Correct file listing ($backendName)." );
1807
1808                 // Expected listing
1809                 $expected = array(
1810                         "test1.txt",
1811                         "test2.txt",
1812                         "test3.txt",
1813                         "test4.txt",
1814                         "test5.txt",
1815                         "sub/test0.txt",
1816                         "sub/120-px-file.txt",
1817                 );
1818                 sort( $expected );
1819
1820                 // Actual listing (no trailing slash)
1821                 $list = array();
1822                 $iter = $this->backend->getFileList( array( 'dir' => "$base/unittest-cont1/e/subdir2/subdir" ) );
1823                 foreach ( $iter as $file ) {
1824                         $list[] = $file;
1825                 }
1826                 sort( $list );
1827
1828                 $this->assertEquals( $expected, $list, "Correct file listing ($backendName)." );
1829
1830                 // Actual listing (with trailing slash)
1831                 $list = array();
1832                 $iter = $this->backend->getFileList( array( 'dir' => "$base/unittest-cont1/e/subdir2/subdir/" ) );
1833                 foreach ( $iter as $file ) {
1834                         $list[] = $file;
1835                 }
1836                 sort( $list );
1837
1838                 $this->assertEquals( $expected, $list, "Correct file listing ($backendName)." );
1839
1840                 // Actual listing (using iterator second time)
1841                 $list = array();
1842                 foreach ( $iter as $file ) {
1843                         $list[] = $file;
1844                 }
1845                 sort( $list );
1846
1847                 $this->assertEquals( $expected, $list, "Correct file listing ($backendName), second iteration." );
1848
1849                 // Expected listing (top files only)
1850                 $expected = array(
1851                         "test1.txt",
1852                         "test2.txt",
1853                         "test3.txt",
1854                         "test4.txt",
1855                         "test5.txt"
1856                 );
1857                 sort( $expected );
1858
1859                 // Actual listing (top files only)
1860                 $list = array();
1861                 $iter = $this->backend->getTopFileList( array( 'dir' => "$base/unittest-cont1/e/subdir2/subdir" ) );
1862                 foreach ( $iter as $file ) {
1863                         $list[] = $file;
1864                 }
1865                 sort( $list );
1866
1867                 $this->assertEquals( $expected, $list, "Correct top file listing ($backendName)." );
1868
1869                 foreach ( $files as $file ) { // clean up
1870                         $this->backend->doOperation( array( 'op' => 'delete', 'src' => $file ) );
1871                 }
1872
1873                 $iter = $this->backend->getFileList( array( 'dir' => "$base/unittest-cont1/not/exists" ) );
1874                 foreach ( $iter as $iter ) {
1875                         // no errors
1876                 }
1877         }
1878
1879         public function testGetDirectoryList() {
1880                 $this->backend = $this->singleBackend;
1881                 $this->tearDownFiles();
1882                 $this->doTestGetDirectoryList();
1883                 $this->tearDownFiles();
1884
1885                 $this->backend = $this->multiBackend;
1886                 $this->tearDownFiles();
1887                 $this->doTestGetDirectoryList();
1888                 $this->tearDownFiles();
1889         }
1890
1891         private function doTestGetDirectoryList() {
1892                 $backendName = $this->backendClass();
1893
1894                 $base = self::baseStorePath();
1895                 $files = array(
1896                         "$base/unittest-cont1/e/test1.txt",
1897                         "$base/unittest-cont1/e/test2.txt",
1898                         "$base/unittest-cont1/e/test3.txt",
1899                         "$base/unittest-cont1/e/subdir1/test1.txt",
1900                         "$base/unittest-cont1/e/subdir1/test2.txt",
1901                         "$base/unittest-cont1/e/subdir2/test3.txt",
1902                         "$base/unittest-cont1/e/subdir2/test4.txt",
1903                         "$base/unittest-cont1/e/subdir2/subdir/test1.txt",
1904                         "$base/unittest-cont1/e/subdir3/subdir/test2.txt",
1905                         "$base/unittest-cont1/e/subdir4/subdir/test3.txt",
1906                         "$base/unittest-cont1/e/subdir4/subdir/test4.txt",
1907                         "$base/unittest-cont1/e/subdir4/subdir/test5.txt",
1908                         "$base/unittest-cont1/e/subdir4/subdir/sub/test0.txt",
1909                         "$base/unittest-cont1/e/subdir4/subdir/sub/120-px-file.txt",
1910                 );
1911
1912                 // Add the files
1913                 $ops = array();
1914                 foreach ( $files as $file ) {
1915                         $this->prepare( array( 'dir' => dirname( $file ) ) );
1916                         $ops[] = array( 'op' => 'create', 'content' => 'xxy', 'dst' => $file );
1917                 }
1918                 $status = $this->backend->doQuickOperations( $ops );
1919                 $this->assertGoodStatus( $status,
1920                         "Creation of files succeeded ($backendName)." );
1921                 $this->assertEquals( true, $status->isOK(),
1922                         "Creation of files succeeded with OK status ($backendName)." );
1923
1924                 $this->assertEquals( true,
1925                         $this->backend->directoryExists( array( 'dir' => "$base/unittest-cont1/e/subdir1" ) ),
1926                         "Directory exists in ($backendName)." );
1927                 $this->assertEquals( true,
1928                         $this->backend->directoryExists( array( 'dir' => "$base/unittest-cont1/e/subdir2/subdir" ) ),
1929                         "Directory exists in ($backendName)." );
1930                 $this->assertEquals( false,
1931                         $this->backend->directoryExists( array( 'dir' => "$base/unittest-cont1/e/subdir2/test1.txt" ) ),
1932                         "Directory does not exists in ($backendName)." );
1933
1934                 // Expected listing
1935                 $expected = array(
1936                         "e",
1937                 );
1938                 sort( $expected );
1939
1940                 // Actual listing (no trailing slash)
1941                 $list = array();
1942                 $iter = $this->backend->getTopDirectoryList( array( 'dir' => "$base/unittest-cont1" ) );
1943                 foreach ( $iter as $file ) {
1944                         $list[] = $file;
1945                 }
1946                 sort( $list );
1947
1948                 $this->assertEquals( $expected, $list, "Correct top dir listing ($backendName)." );
1949
1950                 // Expected listing
1951                 $expected = array(
1952                         "subdir1",
1953                         "subdir2",
1954                         "subdir3",
1955                         "subdir4",
1956                 );
1957                 sort( $expected );
1958
1959                 // Actual listing (no trailing slash)
1960                 $list = array();
1961                 $iter = $this->backend->getTopDirectoryList( array( 'dir' => "$base/unittest-cont1/e" ) );
1962                 foreach ( $iter as $file ) {
1963                         $list[] = $file;
1964                 }
1965                 sort( $list );
1966
1967                 $this->assertEquals( $expected, $list, "Correct top dir listing ($backendName)." );
1968
1969                 // Actual listing (with trailing slash)
1970                 $list = array();
1971                 $iter = $this->backend->getTopDirectoryList( array( 'dir' => "$base/unittest-cont1/e/" ) );
1972                 foreach ( $iter as $file ) {
1973                         $list[] = $file;
1974                 }
1975                 sort( $list );
1976
1977                 $this->assertEquals( $expected, $list, "Correct top dir listing ($backendName)." );
1978
1979                 // Expected listing
1980                 $expected = array(
1981                         "subdir",
1982                 );
1983                 sort( $expected );
1984
1985                 // Actual listing (no trailing slash)
1986                 $list = array();
1987                 $iter = $this->backend->getTopDirectoryList( array( 'dir' => "$base/unittest-cont1/e/subdir2" ) );
1988                 foreach ( $iter as $file ) {
1989                         $list[] = $file;
1990                 }
1991                 sort( $list );
1992
1993                 $this->assertEquals( $expected, $list, "Correct top dir listing ($backendName)." );
1994
1995                 // Actual listing (with trailing slash)
1996                 $list = array();
1997                 $iter = $this->backend->getTopDirectoryList( array( 'dir' => "$base/unittest-cont1/e/subdir2/" ) );
1998                 foreach ( $iter as $file ) {
1999                         $list[] = $file;
2000                 }
2001                 sort( $list );
2002
2003                 $this->assertEquals( $expected, $list, "Correct top dir listing ($backendName)." );
2004
2005                 // Actual listing (using iterator second time)
2006                 $list = array();
2007                 foreach ( $iter as $file ) {
2008                         $list[] = $file;
2009                 }
2010                 sort( $list );
2011
2012                 $this->assertEquals( $expected, $list, "Correct top dir listing ($backendName), second iteration." );
2013
2014                 // Expected listing (recursive)
2015                 $expected = array(
2016                         "e",
2017                         "e/subdir1",
2018                         "e/subdir2",
2019                         "e/subdir3",
2020                         "e/subdir4",
2021                         "e/subdir2/subdir",
2022                         "e/subdir3/subdir",
2023                         "e/subdir4/subdir",
2024                         "e/subdir4/subdir/sub",
2025                 );
2026                 sort( $expected );
2027
2028                 // Actual listing (recursive)
2029                 $list = array();
2030                 $iter = $this->backend->getDirectoryList( array( 'dir' => "$base/unittest-cont1/" ) );
2031                 foreach ( $iter as $file ) {
2032                         $list[] = $file;
2033                 }
2034                 sort( $list );
2035
2036                 $this->assertEquals( $expected, $list, "Correct dir listing ($backendName)." );
2037
2038                 // Expected listing (recursive)
2039                 $expected = array(
2040                         "subdir",
2041                         "subdir/sub",
2042                 );
2043                 sort( $expected );
2044
2045                 // Actual listing (recursive)
2046                 $list = array();
2047                 $iter = $this->backend->getDirectoryList( array( 'dir' => "$base/unittest-cont1/e/subdir4" ) );
2048                 foreach ( $iter as $file ) {
2049                         $list[] = $file;
2050                 }
2051                 sort( $list );
2052
2053                 $this->assertEquals( $expected, $list, "Correct dir listing ($backendName)." );
2054
2055                 // Actual listing (recursive, second time)
2056                 $list = array();
2057                 foreach ( $iter as $file ) {
2058                         $list[] = $file;
2059                 }
2060                 sort( $list );
2061
2062                 $this->assertEquals( $expected, $list, "Correct dir listing ($backendName)." );
2063
2064                 $iter = $this->backend->getDirectoryList( array( 'dir' => "$base/unittest-cont1/e/subdir1" ) );
2065                 $items = is_array( $iter ) ? $iter : iterator_to_array( $iter );
2066                 $this->assertEquals( array(), $items, "Directory listing is empty." );
2067
2068                 foreach ( $files as $file ) { // clean up
2069                         $this->backend->doOperation( array( 'op' => 'delete', 'src' => $file ) );
2070                 }
2071
2072                 $iter = $this->backend->getDirectoryList( array( 'dir' => "$base/unittest-cont1/not/exists" ) );
2073                 foreach ( $iter as $file ) {
2074                         // no errors
2075                 }
2076
2077                 $items = is_array( $iter ) ? $iter : iterator_to_array( $iter );
2078                 $this->assertEquals( array(), $items, "Directory listing is empty." );
2079
2080                 $iter = $this->backend->getDirectoryList( array( 'dir' => "$base/unittest-cont1/e/not/exists" ) );
2081                 $items = is_array( $iter ) ? $iter : iterator_to_array( $iter );
2082                 $this->assertEquals( array(), $items, "Directory listing is empty." );
2083         }
2084
2085         public function testLockCalls() {
2086                 $this->backend = $this->singleBackend;
2087                 $this->doTestLockCalls();
2088         }
2089
2090         private function doTestLockCalls() {
2091                 $backendName = $this->backendClass();
2092
2093                 $paths = array(
2094                         "test1.txt",
2095                         "test2.txt",
2096                         "test3.txt",
2097                         "subdir1",
2098                         "subdir1", // duplicate
2099                         "subdir1/test1.txt",
2100                         "subdir1/test2.txt",
2101                         "subdir2",
2102                         "subdir2", // duplicate
2103                         "subdir2/test3.txt",
2104                         "subdir2/test4.txt",
2105                         "subdir2/subdir",
2106                         "subdir2/subdir/test1.txt",
2107                         "subdir2/subdir/test2.txt",
2108                         "subdir2/subdir/test3.txt",
2109                         "subdir2/subdir/test4.txt",
2110                         "subdir2/subdir/test5.txt",
2111                         "subdir2/subdir/sub",
2112                         "subdir2/subdir/sub/test0.txt",
2113                         "subdir2/subdir/sub/120-px-file.txt",
2114                 );
2115
2116                 for ( $i = 0; $i < 25; $i++ ) {
2117                         $status = $this->backend->lockFiles( $paths, LockManager::LOCK_EX );
2118                         $this->assertEquals( print_r( array(), true ), print_r( $status->errors, true ),
2119                                 "Locking of files succeeded ($backendName) ($i)." );
2120                         $this->assertEquals( true, $status->isOK(),
2121                                 "Locking of files succeeded with OK status ($backendName) ($i)." );
2122
2123                         $status = $this->backend->lockFiles( $paths, LockManager::LOCK_SH );
2124                         $this->assertEquals( print_r( array(), true ), print_r( $status->errors, true ),
2125                                 "Locking of files succeeded ($backendName) ($i)." );
2126                         $this->assertEquals( true, $status->isOK(),
2127                                 "Locking of files succeeded with OK status ($backendName) ($i)." );
2128
2129                         $status = $this->backend->unlockFiles( $paths, LockManager::LOCK_SH );
2130                         $this->assertEquals( print_r( array(), true ), print_r( $status->errors, true ),
2131                                 "Locking of files succeeded ($backendName) ($i)." );
2132                         $this->assertEquals( true, $status->isOK(),
2133                                 "Locking of files succeeded with OK status ($backendName) ($i)." );
2134
2135                         $status = $this->backend->unlockFiles( $paths, LockManager::LOCK_EX );
2136                         $this->assertEquals( print_r( array(), true ), print_r( $status->errors, true ),
2137                                 "Locking of files succeeded ($backendName). ($i)" );
2138                         $this->assertEquals( true, $status->isOK(),
2139                                 "Locking of files succeeded with OK status ($backendName) ($i)." );
2140
2141                         ## Flip the acquire/release ordering around ##
2142
2143                         $status = $this->backend->lockFiles( $paths, LockManager::LOCK_SH );
2144                         $this->assertEquals( print_r( array(), true ), print_r( $status->errors, true ),
2145                                 "Locking of files succeeded ($backendName) ($i)." );
2146                         $this->assertEquals( true, $status->isOK(),
2147                                 "Locking of files succeeded with OK status ($backendName) ($i)." );
2148
2149                         $status = $this->backend->lockFiles( $paths, LockManager::LOCK_EX );
2150                         $this->assertEquals( print_r( array(), true ), print_r( $status->errors, true ),
2151                                 "Locking of files succeeded ($backendName) ($i)." );
2152                         $this->assertEquals( true, $status->isOK(),
2153                                 "Locking of files succeeded with OK status ($backendName) ($i)." );
2154
2155                         $status = $this->backend->unlockFiles( $paths, LockManager::LOCK_EX );
2156                         $this->assertEquals( print_r( array(), true ), print_r( $status->errors, true ),
2157                                 "Locking of files succeeded ($backendName). ($i)" );
2158                         $this->assertEquals( true, $status->isOK(),
2159                                 "Locking of files succeeded with OK status ($backendName) ($i)." );
2160
2161                         $status = $this->backend->unlockFiles( $paths, LockManager::LOCK_SH );
2162                         $this->assertEquals( print_r( array(), true ), print_r( $status->errors, true ),
2163                                 "Locking of files succeeded ($backendName) ($i)." );
2164                         $this->assertEquals( true, $status->isOK(),
2165                                 "Locking of files succeeded with OK status ($backendName) ($i)." );
2166                 }
2167
2168                 $status = Status::newGood();
2169                 $sl = $this->backend->getScopedFileLocks( $paths, LockManager::LOCK_EX, $status );
2170                 $this->assertType( 'ScopedLock', $sl,
2171                         "Scoped locking of files succeeded ($backendName)." );
2172                 $this->assertEquals( array(), $status->errors,
2173                         "Scoped locking of files succeeded ($backendName)." );
2174                 $this->assertEquals( true, $status->isOK(),
2175                         "Scoped locking of files succeeded with OK status ($backendName)." );
2176
2177                 ScopedLock::release( $sl );
2178                 $this->assertEquals( null, $sl,
2179                         "Scoped unlocking of files succeeded ($backendName)." );
2180                 $this->assertEquals( array(), $status->errors,
2181                         "Scoped unlocking of files succeeded ($backendName)." );
2182                 $this->assertEquals( true, $status->isOK(),
2183                         "Scoped unlocking of files succeeded with OK status ($backendName)." );
2184         }
2185
2186         // test helper wrapper for backend prepare() function
2187         private function prepare( array $params ) {
2188                 return $this->backend->prepare( $params );
2189         }
2190
2191         // test helper wrapper for backend prepare() function
2192         private function create( array $params ) {
2193                 $params['op'] = 'create';
2194                 return $this->backend->doQuickOperations( array( $params ) );
2195         }
2196
2197         function tearDownFiles() {
2198                 foreach ( $this->filesToPrune as $file ) {
2199                         @unlink( $file );
2200                 }
2201                 $containers = array( 'unittest-cont1', 'unittest-cont2' );
2202                 foreach ( $containers as $container ) {
2203                         $this->deleteFiles( $container );
2204                 }
2205                 $this->filesToPrune = array();
2206         }
2207
2208         private function deleteFiles( $container ) {
2209                 $base = self::baseStorePath();
2210                 $iter = $this->backend->getFileList( array( 'dir' => "$base/$container" ) );
2211                 if ( $iter ) {
2212                         foreach ( $iter as $file ) {
2213                                 $this->backend->quickDelete( array( 'src' => "$base/$container/$file" ) );
2214                         }
2215                         // free the directory, to avoid Permission denied under windows on rmdir
2216                         unset( $iter );
2217                 }
2218                 $this->backend->clean( array( 'dir' => "$base/$container", 'recursive' => 1 ) );
2219         }
2220
2221         function assertBackendPathsConsistent( array $paths ) {
2222                 if ( $this->backend instanceof FileBackendMultiWrite ) {
2223                         $status = $this->backend->consistencyCheck( $paths );
2224                         $this->assertGoodStatus( $status, "Files synced: " . implode( ',', $paths ) );
2225                 }
2226         }
2227
2228         function assertGoodStatus( $status, $msg ) {
2229                 $this->assertEquals( print_r( array(), 1 ), print_r( $status->errors, 1 ), $msg );
2230         }
2231 }