tests/phpunit/includes/RevisionStorageTest.php

   1 <?php
   2
   3 /**
   4  * Test class for Revision storage.
   5  *
   6  * @group Database
   7  * ^--- important, causes temporary tables to be used instead of the real database
   8  */
   9 class RevisionStorageTest extends MediaWikiTestCase {
  10
  11         var $the_page;
  12
  13         function  __construct( $name = null, array $data = array(), $dataName = '' ) {
  14                 parent::__construct( $name, $data, $dataName );
  15
  16                 $this->tablesUsed = array_merge( $this->tablesUsed,
  17                                                  array( 'page',
  18                                                       'revision',
  19                                                       'text',
  20
  21                                                       'recentchanges',
  22                                                       'logging',
  23
  24                                                       'page_props',
  25                                                       'pagelinks',
  26                                                       'categorylinks',
  27                                                       'langlinks',
  28                                                       'externallinks',
  29                                                       'imagelinks',
  30                                                       'templatelinks',
  31                                                       'iwlinks' ) );
  32         }
  33
  34         public function setUp() {
  35                 if ( !$this->the_page ) {
  36                         $this->the_page = $this->createPage( 'RevisionStorageTest_the_page', "just a dummy page" );
  37                 }
  38         }
  39
  40         protected function makeRevision( $props = null ) {
  41                 if ( $props === null ) $props = array();
  42
  43                 if ( !isset( $props['content'] ) && !isset( $props['text'] ) ) $props['text'] = 'Lorem Ipsum';
  44                 if ( !isset( $props['comment'] ) ) $props['comment'] = 'just a test';
  45                 if ( !isset( $props['page'] ) ) $props['page'] = $this->the_page->getId();
  46
  47                 $rev = new Revision( $props );
  48
  49                 $dbw = wfgetDB( DB_MASTER );
  50                 $rev->insertOn( $dbw );
  51
  52                 return $rev;
  53         }
  54
  55         protected function createPage( $page, $text, $model = null ) {
  56                 if ( is_string( $page ) ) $page = Title::newFromText( $page );
  57                 if ( $page instanceof Title ) $page = new WikiPage( $page );
  58
  59                 if ( $page->exists() ) {
  60                         $page->doDeleteArticle( "done" );
  61                 }
  62
  63                 $page->doEdit( $text, "testing", EDIT_NEW );
  64
  65                 return $page;
  66         }
  67
  68         protected function assertRevEquals( Revision $orig, Revision $rev = null ) {
  69                 $this->assertNotNull( $rev, 'missing revision' );
  70
  71                 $this->assertEquals( $orig->getId(), $rev->getId() );
  72                 $this->assertEquals( $orig->getPage(), $rev->getPage() );
  73                 $this->assertEquals( $orig->getTimestamp(), $rev->getTimestamp() );
  74                 $this->assertEquals( $orig->getUser(), $rev->getUser() );
  75                 $this->assertEquals( $orig->getSha1(), $rev->getSha1() );
  76         }
  77
  78         /**
  79          * @covers Revision::__construct
  80          */
  81         public function testConstructFromRow()
  82         {
  83                 $orig = $this->makeRevision();
  84
  85                 $dbr = wfgetDB( DB_SLAVE );
  86                 $res = $dbr->select( 'revision', '*', array( 'rev_id' => $orig->getId() ) );
  87                 $this->assertTrue( is_object( $res ), 'query failed' );
  88
  89                 $row = $res->fetchObject();
  90                 $res->free();
  91
  92                 $rev = new Revision( $row );
  93
  94                 $this->assertRevEquals( $orig, $rev );
  95         }
  96
  97         /**
  98          * @covers Revision::newFromRow
  99          */
 100         public function testNewFromRow()
 101         {
 102                 $orig = $this->makeRevision();
 103
 104                 $dbr = wfgetDB( DB_SLAVE );
 105                 $res = $dbr->select( 'revision', '*', array( 'rev_id' => $orig->getId() ) );
 106                 $this->assertTrue( is_object( $res ), 'query failed' );
 107
 108                 $row = $res->fetchObject();
 109                 $res->free();
 110
 111                 $rev = Revision::newFromRow( $row );
 112
 113                 $this->assertRevEquals( $orig, $rev );
 114         }
 115
 116
 117         /**
 118          * @covers Revision::newFromArchiveRow
 119          */
 120         public function testNewFromArchiveRow()
 121         {
 122                 $page = $this->createPage( 'RevisionStorageTest_testNewFromArchiveRow', 'Lorem Ipsum' );
 123                 $orig = $page->getRevision();
 124                 $page->doDeleteArticle( 'test Revision::newFromArchiveRow' );
 125
 126                 $dbr = wfgetDB( DB_SLAVE );
 127                 $res = $dbr->select( 'archive', '*', array( 'ar_rev_id' => $orig->getId() ) );
 128                 $this->assertTrue( is_object( $res ), 'query failed' );
 129
 130                 $row = $res->fetchObject();
 131                 $res->free();
 132
 133                 $rev = Revision::newFromArchiveRow( $row );
 134
 135                 $this->assertRevEquals( $orig, $rev );
 136         }
 137
 138         /**
 139          * @covers Revision::newFromId
 140          */
 141         public function testNewFromId()
 142         {
 143                 $orig = $this->makeRevision();
 144
 145                 $rev = Revision::newFromId( $orig->getId() );
 146
 147                 $this->assertRevEquals( $orig, $rev );
 148         }
 149
 150         /**
 151          * @covers Revision::fetchRevision
 152          */
 153         public function testFetchRevision()
 154         {
 155                 $page = $this->createPage( 'RevisionStorageTest_testFetchRevision', 'one' );
 156                 $id1 = $page->getRevision()->getId();
 157
 158                 $page->doEdit( 'two', 'second rev' );
 159                 $id2 = $page->getRevision()->getId();
 160
 161                 $res = Revision::fetchRevision( $page->getTitle() );
 162
 163                 #note: order is unspecified
 164                 $rows = array();
 165                 while ( ( $row = $res->fetchObject() ) ) {
 166                         $rows[ $row->rev_id ]= $row;
 167                 }
 168
 169                 $row = $res->fetchObject();
 170                 $this->assertEquals( 1, count($rows), 'expected exactly one revision' );
 171                 $this->assertArrayHasKey( $id2, $rows, 'missing revision with id ' . $id2 );
 172         }
 173
 174         /**
 175          * @covers Revision::selectFields
 176          */
 177         public function testSelectFields()
 178         {
 179                 $fields = Revision::selectFields();
 180
 181                 $this->assertTrue( in_array( 'rev_id', $fields ), 'missing rev_id in list of fields');
 182                 $this->assertTrue( in_array( 'rev_page', $fields ), 'missing rev_page in list of fields');
 183                 $this->assertTrue( in_array( 'rev_timestamp', $fields ), 'missing rev_timestamp in list of fields');
 184                 $this->assertTrue( in_array( 'rev_user', $fields ), 'missing rev_user in list of fields');
 185         }
 186
 187         /**
 188          * @covers Revision::getPage
 189          */
 190         public function testGetPage()
 191         {
 192                 $page = $this->the_page;
 193
 194                 $orig = $this->makeRevision( array( 'page' => $page->getId() ) );
 195                 $rev = Revision::newFromId( $orig->getId() );
 196
 197                 $this->assertEquals( $page->getId(), $rev->getPage() );
 198         }
 199
 200         /**
 201          * @covers Revision::getText
 202          */
 203         public function testGetText()
 204         {
 205                 $orig = $this->makeRevision( array( 'text' => 'hello hello.' ) );
 206                 $rev = Revision::newFromId( $orig->getId() );
 207
 208                 $this->assertEquals( 'hello hello.', $rev->getText() );
 209         }
 210
 211         /**
 212          * @covers Revision::revText
 213          */
 214         public function testRevText()
 215         {
 216                 $orig = $this->makeRevision( array( 'text' => 'hello hello rev.' ) );
 217                 $rev = Revision::newFromId( $orig->getId() );
 218
 219                 $this->assertEquals( 'hello hello rev.', $rev->revText() );
 220         }
 221
 222         /**
 223          * @covers Revision::getRawText
 224          */
 225         public function testGetRawText()
 226         {
 227                 $orig = $this->makeRevision( array( 'text' => 'hello hello raw.' ) );
 228                 $rev = Revision::newFromId( $orig->getId() );
 229
 230                 $this->assertEquals( 'hello hello raw.', $rev->getRawText() );
 231         }
 232         /**
 233          * @covers Revision::isCurrent
 234          */
 235         public function testIsCurrent()
 236         {
 237                 $page = $this->createPage( 'RevisionStorageTest_testIsCurrent', 'Lorem Ipsum' );
 238                 $rev1 = $page->getRevision();
 239
 240                 # @todo: find out if this should be true
 241                 # $this->assertTrue( $rev1->isCurrent() );
 242
 243                 $rev1x = Revision::newFromId( $rev1->getId() );
 244                 $this->assertTrue( $rev1x->isCurrent() );
 245
 246                 $page->doEdit( 'Bla bla', 'second rev' );
 247                 $rev2 = $page->getRevision();
 248
 249                 # @todo: find out if this should be true
 250                 # $this->assertTrue( $rev2->isCurrent() );
 251
 252                 $rev1x = Revision::newFromId( $rev1->getId() );
 253                 $this->assertFalse( $rev1x->isCurrent() );
 254
 255                 $rev2x = Revision::newFromId( $rev2->getId() );
 256                 $this->assertTrue( $rev2x->isCurrent() );
 257         }
 258
 259         /**
 260          * @covers Revision::getPrevious
 261          */
 262         public function testGetPrevious()
 263         {
 264                 $page = $this->createPage( 'RevisionStorageTest_testGetPrevious', 'Lorem Ipsum testGetPrevious' );
 265                 $rev1 = $page->getRevision();
 266
 267                 $this->assertNull( $rev1->getPrevious() );
 268
 269                 $page->doEdit( 'Bla bla', 'second rev testGetPrevious' );
 270                 $rev2 = $page->getRevision();
 271
 272                 $this->assertNotNull( $rev2->getPrevious() );
 273                 $this->assertEquals( $rev1->getId(), $rev2->getPrevious()->getId() );
 274         }
 275
 276         /**
 277          * @covers Revision::getNext
 278          */
 279         public function testGetNext()
 280         {
 281                 $page = $this->createPage( 'RevisionStorageTest_testGetNext', 'Lorem Ipsum testGetNext' );
 282                 $rev1 = $page->getRevision();
 283
 284                 $this->assertNull( $rev1->getNext() );
 285
 286                 $page->doEdit( 'Bla bla', 'second rev testGetNext' );
 287                 $rev2 = $page->getRevision();
 288
 289                 $this->assertNotNull( $rev1->getNext() );
 290                 $this->assertEquals( $rev2->getId(), $rev1->getNext()->getId() );
 291         }
 292
 293         /**
 294          * @covers Revision::newNullRevision
 295          */
 296         public function testNewNullRevision()
 297         {
 298                 $page = $this->createPage( 'RevisionStorageTest_testNewNullRevision', 'some testing text' );
 299                 $orig = $page->getRevision();
 300
 301                 $dbw = wfGetDB( DB_MASTER );
 302                 $rev = Revision::newNullRevision( $dbw, $page->getId(), 'a null revision', false );
 303
 304                 $this->assertNotEquals( $orig->getId(), $rev->getId(), 'new null revision shold have a different id from the original revision' );
 305                 $this->assertEquals( $orig->getTextId(), $rev->getTextId(), 'new null revision shold have the same text id as the original revision' );
 306                 $this->assertEquals( 'some testing text', $rev->getText() );
 307         }
 308 }