tests/phpunit/includes/EditPageTest.php

   1 <?php
   2
   3 /**
   4  * @group Editing
   5  *
   6  * @group Database
   7  *        ^--- tell jenkins this test needs the database
   8  *
   9  * @group medium
  10  *        ^--- tell phpunit that these test cases may take longer than 2 seconds.
  11  */
  12 class EditPageTest extends MediaWikiLangTestCase {
  13
  14         /**
  15          * @dataProvider provideExtractSectionTitle
  16          * @covers EditPage::extractSectionTitle
  17          */
  18         public function testExtractSectionTitle( $section, $title ) {
  19                 $extracted = EditPage::extractSectionTitle( $section );
  20                 $this->assertEquals( $title, $extracted );
  21         }
  22
  23         public static function provideExtractSectionTitle() {
  24                 return array(
  25                         array(
  26                                 "== Test ==\n\nJust a test section.",
  27                                 "Test"
  28                         ),
  29                         array(
  30                                 "An initial section, no header.",
  31                                 false
  32                         ),
  33                         array(
  34                                 "An initial section with a fake heder (bug 32617)\n\n== Test == ??\nwtf",
  35                                 false
  36                         ),
  37                         array(
  38                                 "== Section ==\nfollowed by a fake == Non-section == ??\nnoooo",
  39                                 "Section"
  40                         ),
  41                         array(
  42                                 "== Section== \t\r\n followed by whitespace (bug 35051)",
  43                                 'Section',
  44                         ),
  45                 );
  46         }
  47
  48         protected function forceRevisionDate( WikiPage $page, $timestamp ) {
  49                 $dbw = wfGetDB( DB_MASTER );
  50
  51                 $dbw->update( 'revision',
  52                         array( 'rev_timestamp' => $dbw->timestamp( $timestamp ) ),
  53                         array( 'rev_id' => $page->getLatest() ) );
  54
  55                 $page->clear();
  56         }
  57
  58         /**
  59          * User input text is passed to rtrim() by edit page. This is a simple
  60          * wrapper around assertEquals() which calls rrtrim() to normalize the
  61          * expected and actual texts.
  62          */
  63         protected function assertEditedTextEquals( $expected, $actual, $msg = '' ) {
  64                 return $this->assertEquals( rtrim( $expected ), rtrim( $actual ), $msg );
  65         }
  66
  67         /**
  68          * Performs an edit and checks the result.
  69          *
  70          * @param String|Title $title The title of the page to edit
  71          * @param String|null $baseText Some text to create the page with before attempting the edit.
  72          * @param User|String|null $user The user to perform the edit as.
  73          * @param array $edit An array of request parameters used to define the edit to perform.
  74          *              Some well known fields are:
  75          *              * wpTextbox1: the text to submit
  76          *              * wpSummary: the edit summary
  77          *              * wpEditToken: the edit token (will be inserted if not provided)
  78          *              * wpEdittime: timestamp of the edit's base revision (will be inserted if not provided)
  79          *              * wpStarttime: timestamp when the edit started (will be inserted if not provided)
  80          *              * wpSectionTitle: the section to edit
  81          *              * wpMinorEdit: mark as minor edit
  82          *              * wpWatchthis: whether to watch the page
  83          * @param int|null $expectedCode The expected result code (EditPage::AS_XXX constants).
  84          *                  Set to null to skip the check. Defaults to EditPage::AS_OK.
  85          * @param String|null $expectedText The text expected to be on the page after the edit.
  86          *                  Set to null to skip the check.
  87          * @param String|null $message An optional message to show along with any error message.
  88          *
  89          * @return WikiPage The page that was just edited, useful for getting the edit's rev_id, etc.
  90          */
  91         protected function assertEdit( $title, $baseText, $user = null, array $edit,
  92                 $expectedCode = EditPage::AS_OK, $expectedText = null, $message = null
  93         ) {
  94                 if ( is_string( $title ) ) {
  95                         $ns = $this->getDefaultWikitextNS();
  96                         $title = Title::newFromText( $title, $ns );
  97                 }
  98
  99                 if ( is_string( $user ) ) {
 100                         $user = User::newFromName( $user );
 101
 102                         if ( $user->getId() === 0 ) {
 103                                 $user->addToDatabase();
 104                         }
 105                 }
 106
 107                 $page = WikiPage::factory( $title );
 108
 109                 if ( $baseText !== null ) {
 110                         $content = ContentHandler::makeContent( $baseText, $title );
 111                         $page->doEditContent( $content, "base text for test" );
 112                         $this->forceRevisionDate( $page, '20120101000000' );
 113
 114                         //sanity check
 115                         $page->clear();
 116                         $currentText = ContentHandler::getContentText( $page->getContent() );
 117
 118                         # EditPage rtrim() the user input, so we alter our expected text
 119                         # to reflect that.
 120                         $this->assertEditedTextEquals( $baseText, $currentText );
 121                 }
 122
 123                 if ( $user == null ) {
 124                         $user = $GLOBALS['wgUser'];
 125                 } else {
 126                         $this->setMwGlobals( 'wgUser', $user );
 127                 }
 128
 129                 if ( !isset( $edit['wpEditToken'] ) ) {
 130                         $edit['wpEditToken'] = $user->getEditToken();
 131                 }
 132
 133                 if ( !isset( $edit['wpEdittime'] ) ) {
 134                         $edit['wpEdittime'] = $page->exists() ? $page->getTimestamp() : '';
 135                 }
 136
 137                 if ( !isset( $edit['wpStarttime'] ) ) {
 138                         $edit['wpStarttime'] = wfTimestampNow();
 139                 }
 140
 141                 $req = new FauxRequest( $edit, true ); // session ??
 142
 143                 $ep = new EditPage( new Article( $title ) );
 144                 $ep->setContextTitle( $title );
 145                 $ep->importFormData( $req );
 146
 147                 $bot = isset( $edit['bot'] ) ? (bool)$edit['bot'] : false;
 148
 149                 // this is where the edit happens!
 150                 // Note: don't want to use EditPage::AttemptSave, because it messes with $wgOut
 151                 // and throws exceptions like PermissionsError
 152                 $status = $ep->internalAttemptSave( $result, $bot );
 153
 154                 if ( $expectedCode !== null ) {
 155                         // check edit code
 156                         $this->assertEquals( $expectedCode, $status->value,
 157                                 "Expected result code mismatch. $message" );
 158                 }
 159
 160                 $page = WikiPage::factory( $title );
 161
 162                 if ( $expectedText !== null ) {
 163                         // check resulting page text
 164                         $content = $page->getContent();
 165                         $text = ContentHandler::getContentText( $content );
 166
 167                         # EditPage rtrim() the user input, so we alter our expected text
 168                         # to reflect that.
 169                         $this->assertEditedTextEquals( $expectedText, $text,
 170                                 "Expected article text mismatch. $message" );
 171                 }
 172
 173                 return $page;
 174         }
 175
 176         /**
 177          * @todo split into a dataprovider and test method
 178          * @covers EditPage
 179          */
 180         public function testCreatePage() {
 181                 $this->assertEdit(
 182                         'EditPageTest_testCreatePage',
 183                         null,
 184                         null,
 185                         array(
 186                                 'wpTextbox1' => "Hello World!",
 187                         ),
 188                         EditPage::AS_SUCCESS_NEW_ARTICLE,
 189                         "Hello World!",
 190                         "expected article being created"
 191                 )->doDeleteArticleReal( 'EditPageTest_testCreatePage' );
 192
 193                 $this->assertEdit(
 194                         'EditPageTest_testCreatePage',
 195                         null,
 196                         null,
 197                         array(
 198                                 'wpTextbox1' => "",
 199                         ),
 200                         EditPage::AS_BLANK_ARTICLE,
 201                         null,
 202                         "expected article not being created if empty"
 203                 );
 204
 205
 206                 $this->assertEdit(
 207                         'MediaWiki:January',
 208                         null,
 209                         'UTSysop',
 210                         array(
 211                                 'wpTextbox1' => "Not January",
 212                         ),
 213                         EditPage::AS_SUCCESS_NEW_ARTICLE,
 214                         "Not January",
 215                         "expected MediaWiki: page being created"
 216                 )->doDeleteArticleReal( 'EditPageTest_testCreatePage' );
 217
 218                 $this->assertEdit(
 219                         'MediaWiki:EditPageTest_testCreatePage',
 220                         null,
 221                         'UTSysop',
 222                         array(
 223                                 'wpTextbox1' => "",
 224                         ),
 225                         EditPage::AS_BLANK_ARTICLE,
 226                         null,
 227                         "expected not-registered MediaWiki: page not being created if empty"
 228                 );
 229
 230                 $this->assertEdit(
 231                         'MediaWiki:January',
 232                         null,
 233                         'UTSysop',
 234                         array(
 235                                 'wpTextbox1' => "",
 236                         ),
 237                         EditPage::AS_SUCCESS_NEW_ARTICLE,
 238                         "",
 239                         "expected registered MediaWiki: page being created even if empty"
 240                 )->doDeleteArticleReal( 'EditPageTest_testCreatePage' );
 241
 242                 $this->assertEdit(
 243                         'MediaWiki:Ipb-default-expiry',
 244                         null,
 245                         'UTSysop',
 246                         array(
 247                                 'wpTextbox1' => "",
 248                         ),
 249                         EditPage::AS_BLANK_ARTICLE,
 250                         "",
 251                         "expected registered MediaWiki: page whose default content is empty not being created if empty"
 252                 );
 253
 254                 $this->assertEdit(
 255                         'MediaWiki:January',
 256                         null,
 257                         'UTSysop',
 258                         array(
 259                                 'wpTextbox1' => "January",
 260                         ),
 261                         EditPage::AS_BLANK_ARTICLE,
 262                         null,
 263                         "expected MediaWiki: page not being created if text equals default message"
 264                 );
 265         }
 266
 267         public function testUpdatePage() {
 268                 $text = "one";
 269                 $edit = array(
 270                         'wpTextbox1' => $text,
 271                         'wpSummary' => 'first update',
 272                 );
 273
 274                 $page = $this->assertEdit( 'EditPageTest_testUpdatePage', "zero", null, $edit,
 275                         EditPage::AS_SUCCESS_UPDATE, $text,
 276                         "expected successfull update with given text" );
 277
 278                 $this->forceRevisionDate( $page, '20120101000000' );
 279
 280                 $text = "two";
 281                 $edit = array(
 282                         'wpTextbox1' => $text,
 283                         'wpSummary' => 'second update',
 284                 );
 285
 286                 $this->assertEdit( 'EditPageTest_testUpdatePage', null, null, $edit,
 287                         EditPage::AS_SUCCESS_UPDATE, $text,
 288                         "expected successfull update with given text" );
 289         }
 290
 291         public static function provideSectionEdit() {
 292                 $text = 'Intro
 293
 294 == one ==
 295 first section.
 296
 297 == two ==
 298 second section.
 299 ';
 300
 301                 $sectionOne = '== one ==
 302 hello
 303 ';
 304
 305                 $newSection = '== new section ==
 306
 307 hello
 308 ';
 309
 310                 $textWithNewSectionOne = preg_replace(
 311                         '/== one ==.*== two ==/ms',
 312                         "$sectionOne\n== two ==", $text
 313                 );
 314
 315                 $textWithNewSectionAdded = "$text\n$newSection";
 316
 317                 return array(
 318                         array( #0
 319                                 $text,
 320                                 '',
 321                                 'hello',
 322                                 'replace all',
 323                                 'hello'
 324                         ),
 325
 326                         array( #1
 327                                 $text,
 328                                 '1',
 329                                 $sectionOne,
 330                                 'replace first section',
 331                                 $textWithNewSectionOne,
 332                         ),
 333
 334                         array( #2
 335                                 $text,
 336                                 'new',
 337                                 'hello',
 338                                 'new section',
 339                                 $textWithNewSectionAdded,
 340                         ),
 341                 );
 342         }
 343
 344         /**
 345          * @dataProvider provideSectionEdit
 346          * @covers EditPage
 347          */
 348         public function testSectionEdit( $base, $section, $text, $summary, $expected ) {
 349                 $edit = array(
 350                         'wpTextbox1' => $text,
 351                         'wpSummary' => $summary,
 352                         'wpSection' => $section,
 353                 );
 354
 355                 $this->assertEdit( 'EditPageTest_testSectionEdit', $base, null, $edit,
 356                         EditPage::AS_SUCCESS_UPDATE, $expected,
 357                         "expected successfull update of section" );
 358         }
 359
 360         public static function provideAutoMerge() {
 361                 $tests = array();
 362
 363                 $tests[] = array( #0: plain conflict
 364                         "Elmo", # base edit user
 365                         "one\n\ntwo\n\nthree\n",
 366                         array( #adam's edit
 367                                 'wpStarttime' => 1,
 368                                 'wpTextbox1' => "ONE\n\ntwo\n\nthree\n",
 369                         ),
 370                         array( #berta's edit
 371                                 'wpStarttime' => 2,
 372                                 'wpTextbox1' => "(one)\n\ntwo\n\nthree\n",
 373                         ),
 374                         EditPage::AS_CONFLICT_DETECTED, # expected code
 375                         "ONE\n\ntwo\n\nthree\n", # expected text
 376                         'expected edit conflict', # message
 377                 );
 378
 379                 $tests[] = array( #1: successful merge
 380                         "Elmo", # base edit user
 381                         "one\n\ntwo\n\nthree\n",
 382                         array( #adam's edit
 383                                 'wpStarttime' => 1,
 384                                 'wpTextbox1' => "ONE\n\ntwo\n\nthree\n",
 385                         ),
 386                         array( #berta's edit
 387                                 'wpStarttime' => 2,
 388                                 'wpTextbox1' => "one\n\ntwo\n\nTHREE\n",
 389                         ),
 390                         EditPage::AS_SUCCESS_UPDATE, # expected code
 391                         "ONE\n\ntwo\n\nTHREE\n", # expected text
 392                         'expected automatic merge', # message
 393                 );
 394
 395                 $text = "Intro\n\n";
 396                 $text .= "== first section ==\n\n";
 397                 $text .= "one\n\ntwo\n\nthree\n\n";
 398                 $text .= "== second section ==\n\n";
 399                 $text .= "four\n\nfive\n\nsix\n\n";
 400
 401                 // extract the first section.
 402                 $section = preg_replace( '/.*(== first section ==.*)== second section ==.*/sm', '$1', $text );
 403
 404                 // generate expected text after merge
 405                 $expected = str_replace( 'one', 'ONE', str_replace( 'three', 'THREE', $text ) );
 406
 407                 $tests[] = array( #2: merge in section
 408                         "Elmo", # base edit user
 409                         $text,
 410                         array( #adam's edit
 411                                 'wpStarttime' => 1,
 412                                 'wpTextbox1' => str_replace( 'one', 'ONE', $section ),
 413                                 'wpSection' => '1'
 414                         ),
 415                         array( #berta's edit
 416                                 'wpStarttime' => 2,
 417                                 'wpTextbox1' => str_replace( 'three', 'THREE', $section ),
 418                                 'wpSection' => '1'
 419                         ),
 420                         EditPage::AS_SUCCESS_UPDATE, # expected code
 421                         $expected, # expected text
 422                         'expected automatic section merge', # message
 423                 );
 424
 425                 // see whether it makes a difference who did the base edit
 426                 $testsWithAdam = array_map( function ( $test ) {
 427                         $test[0] = 'Adam'; // change base edit user
 428                         return $test;
 429                 }, $tests );
 430
 431                 $testsWithBerta = array_map( function ( $test ) {
 432                         $test[0] = 'Berta'; // change base edit user
 433                         return $test;
 434                 }, $tests );
 435
 436                 return array_merge( $tests, $testsWithAdam, $testsWithBerta );
 437         }
 438
 439         /**
 440          * @dataProvider provideAutoMerge
 441          * @covers EditPage
 442          */
 443         public function testAutoMerge( $baseUser, $text, $adamsEdit, $bertasEdit,
 444                 $expectedCode, $expectedText, $message = null
 445         ) {
 446                 $this->checkHasDiff3();
 447
 448                 //create page
 449                 $ns = $this->getDefaultWikitextNS();
 450                 $title = Title::newFromText( 'EditPageTest_testAutoMerge', $ns );
 451                 $page = WikiPage::factory( $title );
 452
 453                 if ( $page->exists() ) {
 454                         $page->doDeleteArticle( "clean slate for testing" );
 455                 }
 456
 457                 $baseEdit = array(
 458                         'wpTextbox1' => $text,
 459                 );
 460
 461                 $page = $this->assertEdit( 'EditPageTest_testAutoMerge', null,
 462                         $baseUser, $baseEdit, null, null, __METHOD__ );
 463
 464                 $this->forceRevisionDate( $page, '20120101000000' );
 465
 466                 $edittime = $page->getTimestamp();
 467
 468                 // start timestamps for conflict detection
 469                 if ( !isset( $adamsEdit['wpStarttime'] ) ) {
 470                         $adamsEdit['wpStarttime'] = 1;
 471                 }
 472
 473                 if ( !isset( $bertasEdit['wpStarttime'] ) ) {
 474                         $bertasEdit['wpStarttime'] = 2;
 475                 }
 476
 477                 $starttime = wfTimestampNow();
 478                 $adamsTime = wfTimestamp( TS_MW, (int)wfTimestamp( TS_UNIX, $starttime ) + (int)$adamsEdit['wpStarttime'] );
 479                 $bertasTime = wfTimestamp( TS_MW, (int)wfTimestamp( TS_UNIX, $starttime ) + (int)$bertasEdit['wpStarttime'] );
 480
 481                 $adamsEdit['wpStarttime'] = $adamsTime;
 482                 $bertasEdit['wpStarttime'] = $bertasTime;
 483
 484                 $adamsEdit['wpSummary'] = 'Adam\'s edit';
 485                 $bertasEdit['wpSummary'] = 'Bertas\'s edit';
 486
 487                 $adamsEdit['wpEdittime'] = $edittime;
 488                 $bertasEdit['wpEdittime'] = $edittime;
 489
 490                 // first edit
 491                 $this->assertEdit( 'EditPageTest_testAutoMerge', null, 'Adam', $adamsEdit,
 492                         EditPage::AS_SUCCESS_UPDATE, null, "expected successfull update" );
 493
 494                 // second edit
 495                 $this->assertEdit( 'EditPageTest_testAutoMerge', null, 'Berta', $bertasEdit,
 496                         $expectedCode, $expectedText, $message );
 497         }
 498 }