introducing WikiPageTest
authordaniel <daniel.kinzler@wikimedia.de>
Tue, 24 Apr 2012 16:00:21 +0000 (18:00 +0200)
committerdaniel <daniel.kinzler@wikimedia.de>
Tue, 24 Apr 2012 16:00:21 +0000 (18:00 +0200)
tests/phpunit/includes/WikiPageTest.php [new file with mode: 0644]

diff --git a/tests/phpunit/includes/WikiPageTest.php b/tests/phpunit/includes/WikiPageTest.php
new file mode 100644 (file)
index 0000000..96bb043
--- /dev/null
@@ -0,0 +1,752 @@
+<?php
+/**
+* @group Database
+* ^--- important, causes temporary tables to be used instead of the real database
+**/
+
+class WikiPageTest extends MediaWikiTestCase {
+
+       var $pages_to_delete;
+
+       public function setUp() {
+               $this->pages_to_delete = array();
+       }
+
+       public function tearDown() {
+               foreach ( $this->pages_to_delete as $p ) {
+                       /* @var $p WikiPage */
+
+                       try {
+                               if ( $p->exists() ) {
+                                       $p->doDeleteArticle( "testing done." );
+                               }
+                       } catch ( MWException $ex ) {
+                               // fail silently
+                       }
+               }
+       }
+
+       protected function newPage( $title ) {
+               if ( is_string( $title ) ) $title = Title::newFromText( $title );
+
+               $p = new WikiPage( $title );
+
+               $this->pages_to_delete[] = $p;
+
+               return $p;
+       }
+
+       protected function createPage( $page, $text, $model = null ) {
+               if ( is_string( $page ) ) $page = Title::newFromText( $page );
+               if ( $page instanceof Title ) $page = $this->newPage( $page );
+
+               $content = ContentHandler::makeContent( $text, $page->getTitle(), $model );
+               $page->doEditContent( $content, "testing" );
+
+               return $page;
+       }
+
+       public function testDoEditContent() {
+               $title = Title::newFromText( "WikiPageTest_testDoEditContent" );
+
+               $page = $this->newPage( $title );
+
+               $content = ContentHandler::makeContent( "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam "
+                                                       . " nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat.",
+                                                       $title );
+
+               $page->doEditContent( $content, "testing 1" );
+
+               $this->assertTrue( $title->exists(), "Title object should indicate that the page now exists" );
+               $this->assertTrue( $page->exists(), "WikiPage object should indicate that the page now exists" );
+
+               # ------------------------
+               $page = new WikiPage( $title );
+
+               $retrieved = $page->getContent();
+               $this->assertTrue( $content->equals( $retrieved ), 'retrieved content doesn\'t equal original' );
+
+               # ------------------------
+               $content = ContentHandler::makeContent( "At vero eos et accusam et justo duo dolores et ea rebum. "
+                                                       . "Stet clita kasd gubergren, no sea takimata sanctus est.",
+                                                       $title );
+
+               $page->doEditContent( $content, "testing 2" );
+
+               # ------------------------
+               $page = new WikiPage( $title );
+
+               $retrieved = $page->getContent();
+               $this->assertTrue( $content->equals( $retrieved ), 'retrieved content doesn\'t equal original' );
+       }
+
+       public function testDoEdit() {
+               $title = Title::newFromText( "WikiPageTest_testDoEdit" );
+
+               $page = $this->newPage( $title );
+
+               $text = "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam "
+                      . " nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat.";
+
+               $page->doEdit( $text, "testing 1" );
+
+               $this->assertTrue( $title->exists(), "Title object should indicate that the page now exists" );
+               $this->assertTrue( $page->exists(), "WikiPage object should indicate that the page now exists" );
+
+               # ------------------------
+               $page = new WikiPage( $title );
+
+               $retrieved = $page->getText();
+               $this->assertEquals( $text, $retrieved, 'retrieved text doesn\'t equal original' );
+
+               # ------------------------
+               $text = "At vero eos et accusam et justo duo dolores et ea rebum. "
+                      . "Stet clita kasd gubergren, no sea takimata sanctus est.";
+
+               $page->doEdit( $text, "testing 2" );
+
+               # ------------------------
+               $page = new WikiPage( $title );
+
+               $retrieved = $page->getText();
+               $this->assertEquals( $text, $retrieved, 'retrieved text doesn\'t equal original' );
+       }
+
+       public function testDoQuickEdit() {
+               global $wgUser;
+
+               $page = $this->createPage( "WikiPageTest_testDoQuickEdit", "original text" );
+
+               $text = "quick text";
+               $page->doQuickEdit( $text, $wgUser, "testing q" );
+
+               # ---------------------
+               $page = new WikiPage( $page->getTitle() );
+               $this->assertEquals( $text, $page->getText() );
+       }
+
+       public function testDoQuickEditContent() {
+               global $wgUser;
+
+               $page = $this->createPage( "WikiPageTest_testDoQuickEditContent", "original text" );
+
+               $content = ContentHandler::makeContent( "quick text", $page->getTitle() );
+               $page->doQuickEditContent( $content, $wgUser, "testing q" );
+
+               # ---------------------
+               $page = new WikiPage( $page->getTitle() );
+               $this->assertTrue( $content->equals( $page->getContent() ) );
+       }
+
+       public function testDoDeleteArticle() {
+               $page = $this->createPage( "WikiPageTest_testDoDeleteArticle", "original text" );
+
+               $page->doDeleteArticle( "testing deletion" );
+
+               $this->assertFalse( $page->exists() );
+
+               $this->assertNull( $page->getContent() );
+               $this->assertFalse( $page->getText() );
+
+               $t = Title::newFromText( $page->getTitle()->getPrefixedText() );
+               $this->assertFalse( $t->exists() );
+       }
+
+       public function testGetRevision() {
+               $page = $this->newPage( "WikiPageTest_testGetRevision" );
+
+               $rev = $page->getRevision();
+               $this->assertNull( $rev );
+
+               # -----------------
+               $this->createPage( $page, "some text" );
+
+               $rev = $page->getRevision();
+
+               $this->assertEquals( $page->getLatest(), $rev->getId() );
+               $this->assertEquals( "some text", $rev->getContent()->getNativeData() );
+       }
+
+       public function testGetContent() {
+               $page = $this->newPage( "WikiPageTest_testGetContent" );
+
+               $content = $page->getContent();
+               $this->assertNull( $content );
+
+               # -----------------
+               $this->createPage( $page, "some text" );
+
+               $content = $page->getContent();
+               $this->assertEquals( "some text", $content->getNativeData() );
+       }
+
+       public function testGetText() {
+               $page = $this->newPage( "WikiPageTest_testGetText" );
+
+               $text = $page->getText();
+               $this->assertFalse( $text );
+
+               # -----------------
+               $this->createPage( $page, "some text" );
+
+               $text = $page->getText();
+               $this->assertEquals( "some text", $text );
+       }
+
+       public function testGetRawText() {
+               $page = $this->newPage( "WikiPageTest_testGetRawText" );
+
+               $text = $page->getRawText();
+               $this->assertFalse( $text );
+
+               # -----------------
+               $this->createPage( $page, "some text" );
+
+               $text = $page->getRawText();
+               $this->assertEquals( "some text", $text );
+       }
+
+       public function testGetContentModelName() {
+               $page = $this->createPage( "WikiPageTest_testGetContentModelName", "some text", CONTENT_MODEL_JAVASCRIPT );
+
+               $page = new WikiPage( $page->getTitle() );
+               $this->assertEquals( CONTENT_MODEL_JAVASCRIPT, $page->getContentModelName() );
+       }
+
+       public function testGetContentHandler() {
+               $page = $this->createPage( "WikiPageTest_testGetContentHandler", "some text", CONTENT_MODEL_JAVASCRIPT );
+
+               $page = new WikiPage( $page->getTitle() );
+               $this->assertEquals( 'JavaScriptContentHandler', get_class( $page->getContentHandler() ) );
+       }
+
+       public function testExists() {
+               $page = $this->newPage( "WikiPageTest_testExists" );
+               $this->assertFalse( $page->exists() );
+
+               # -----------------
+               $this->createPage( $page, "some text" );
+               $this->assertTrue( $page->exists() );
+
+               $page = new WikiPage( $page->getTitle() );
+               $this->assertTrue( $page->exists() );
+
+               # -----------------
+               $page->doDeleteArticle( "done testing" );
+               $this->assertFalse( $page->exists() );
+
+               $page = new WikiPage( $page->getTitle() );
+               $this->assertFalse( $page->exists() );
+       }
+
+       public function dataHasViewableContent() {
+               return array(
+                       array( 'WikiPageTest_testHasViewableContent', false, true ),
+                       array( 'Special:WikiPageTest_testHasViewableContent', false ),
+                       array( 'MediaWiki:WikiPageTest_testHasViewableContent', false ),
+                       array( 'Special:Userlogin', true ),
+                       array( 'MediaWiki:help', true ),
+               );
+       }
+
+       /**
+        * @dataProvider dataHasViewableContent
+        */
+       public function testHasViewableContent( $title, $viewable, $create = false ) {
+               $page = $this->newPage( $title );
+               $this->assertEquals( $viewable, $page->hasViewableContent() );
+
+               if ( $create ) {
+                       $this->createPage( $page, "some text" );
+                       $this->assertTrue( $page->hasViewableContent() );
+
+                       $page = new WikiPage( $page->getTitle() );
+                       $this->assertTrue( $page->hasViewableContent() );
+               }
+       }
+
+       public function dataGetRedirectTarget() {
+               return array(
+                       array( 'WikiPageTest_testGetRedirectTarget_1', "hello world", null ),
+                       array( 'WikiPageTest_testGetRedirectTarget_2', "#REDIRECT [[hello world]]", "Hello world" ),
+               );
+       }
+
+       /**
+        * @dataProvider dataGetRedirectTarget
+        */
+       public function testGetRedirectTarget( $title, $text, $target ) {
+               $page = $this->createPage( $title, $text );
+
+               $t = $page->getRedirectTarget();
+               $this->assertEquals( $target, is_null( $t ) ? null : $t->getPrefixedText() );
+       }
+
+       /**
+        * @dataProvider dataGetRedirectTarget
+        */
+       public function testIsRedirect( $title, $text, $target ) {
+               $page = $this->createPage( $title, $text );
+               $this->assertEquals( !is_null( $target ), $page->isRedirect() );
+       }
+
+       public function dataIsCountable() {
+               return array(
+
+                       // any
+                       array( 'WikiPageTest_testIsCountable',
+                              '',
+                              'any',
+                              true
+                       ),
+                       array( 'WikiPageTest_testIsCountable',
+                              'Foo',
+                              'any',
+                              true
+                       ),
+
+                       // comma
+                       array( 'WikiPageTest_testIsCountable',
+                              'Foo',
+                              'comma',
+                              false
+                       ),
+                       array( 'WikiPageTest_testIsCountable',
+                              'Foo, bar',
+                              'comma',
+                              true
+                       ),
+
+                       // link
+                       array( 'WikiPageTest_testIsCountable',
+                              'Foo',
+                              'link',
+                              false
+                       ),
+                       array( 'WikiPageTest_testIsCountable',
+                              'Foo [[bar]]',
+                              'link',
+                              true
+                       ),
+
+                       // redirects
+                       array( 'WikiPageTest_testIsCountable',
+                              '#REDIRECT [[bar]]',
+                              'any',
+                              false
+                       ),
+                       array( 'WikiPageTest_testIsCountable',
+                              '#REDIRECT [[bar]]',
+                              'comma',
+                              false
+                       ),
+                       array( 'WikiPageTest_testIsCountable',
+                              '#REDIRECT [[bar]]',
+                              'link',
+                              false
+                       ),
+
+                       // not a content namespace
+                       array( 'Talk:WikiPageTest_testIsCountable',
+                              'Foo',
+                              'any',
+                              false
+                       ),
+                       array( 'Talk:WikiPageTest_testIsCountable',
+                              'Foo, bar',
+                              'comma',
+                              false
+                       ),
+                       array( 'Talk:WikiPageTest_testIsCountable',
+                              'Foo [[bar]]',
+                              'link',
+                              false
+                       ),
+
+                       // not a content namespace, different model
+                       array( 'MediaWiki:WikiPageTest_testIsCountable.js',
+                              'Foo',
+                              'any',
+                              false
+                       ),
+                       array( 'MediaWiki:WikiPageTest_testIsCountable.js',
+                              'Foo, bar',
+                              'comma',
+                              false
+                       ),
+                       array( 'MediaWiki:WikiPageTest_testIsCountable.js',
+                              'Foo [[bar]]',
+                              'link',
+                              false
+                       ),
+               );
+       }
+
+
+       /**
+        * @dataProvider dataIsCountable
+        */
+       public function testIsCountable( $title, $text, $mode, $expected ) {
+               global $wgArticleCountMethod;
+
+               $old = $wgArticleCountMethod;
+               $wgArticleCountMethod = $mode;
+
+               $page = $this->createPage( $title, $text );
+               $editInfo = $page->prepareContentForEdit( $page->getContent() );
+
+               $v = $page->isCountable();
+               $w = $page->isCountable( $editInfo );
+               $wgArticleCountMethod = $old;
+
+               $this->assertEquals( $expected, $v, "isCountable( null ) returned unexpected value " . var_export( $v, true )
+                                                   . " instead of " . var_export( $expected, true ) . " in mode `$mode` for text \"$text\"" );
+
+               $this->assertEquals( $expected, $w, "isCountable( \$editInfo ) returned unexpected value " . var_export( $v, true )
+                                                   . " instead of " . var_export( $expected, true ) . " in mode `$mode` for text \"$text\"" );
+       }
+
+       public function dataGetParserOutput() {
+               return array(
+                       array("hello ''world''\n", "<p>hello <i>world</i>\n</p>"),
+                       // @todo: more...?
+               );
+       }
+
+       /**
+        * @dataProvider dataGetParserOutput
+        */
+       public function testGetParserOutput( $text, $expectedHtml ) {
+               $page = $this->createPage( 'WikiPageTest_testGetParserOutput', $text );
+
+               $opt = new ParserOptions();
+               $po = $page->getParserOutput( $opt );
+               $text = $po->getText();
+
+               $text = trim( preg_replace( '/<!--.*?-->/sm', '', $text ) ); # strip injected comments
+
+               $this->assertEquals( $expectedHtml, $text );
+               return $po;
+       }
+
+       static $sections =
+
+               "Intro
+
+== stuff ==
+hello world
+
+== test ==
+just a test
+
+== foo ==
+more stuff
+";
+
+
+       public function dataReplaceSection() {
+               return array(
+                       array( 'WikiPageTest_testReplaceSection',
+                              WikiPageTest::$sections,
+                              "0",
+                              "No more",
+                              null,
+                              trim( preg_replace( '/^Intro/sm', 'No more', WikiPageTest::$sections ) )
+                       ),
+                       array( 'WikiPageTest_testReplaceSection',
+                              WikiPageTest::$sections,
+                              "",
+                              "No more",
+                              null,
+                              "No more"
+                       ),
+                       array( 'WikiPageTest_testReplaceSection',
+                              WikiPageTest::$sections,
+                              "2",
+                              "== TEST ==\nmore fun",
+                              null,
+                              trim( preg_replace( '/^== test ==.*== foo ==/sm', "== TEST ==\nmore fun\n\n== foo ==", WikiPageTest::$sections ) )
+                       ),
+                       array( 'WikiPageTest_testReplaceSection',
+                              WikiPageTest::$sections,
+                              "8",
+                              "No more",
+                              null,
+                              trim( WikiPageTest::$sections )
+                       ),
+                       array( 'WikiPageTest_testReplaceSection',
+                              WikiPageTest::$sections,
+                              "new",
+                              "No more",
+                              "New",
+                              trim( WikiPageTest::$sections ) . "\n\n== New ==\n\nNo more"
+                       ),
+               );
+       }
+
+       /**
+        * @dataProvider dataReplaceSection
+        */
+       public function testReplaceSection( $title, $text, $section, $with, $sectionTitle, $expected ) {
+               $page = $this->createPage( $title, $text );
+               $text = $page->replaceSection( $section, $with, $sectionTitle );
+               $text = trim( $text );
+
+               $this->assertEquals( $expected, $text );
+       }
+
+       /**
+        * @dataProvider dataReplaceSection
+        */
+       public function testReplaceSectionContent( $title, $text, $section, $with, $sectionTitle, $expected ) {
+               $page = $this->createPage( $title, $text );
+
+               $content = ContentHandler::makeContent( $with, $page->getTitle(), $page->getContentModelName() );
+               $c = $page->replaceSectionContent( $section, $content, $sectionTitle );
+
+               $this->assertEquals( $expected, is_null( $c ) ? null : trim( $c->getNativeData() ) );
+       }
+
+       /* @FIXME: fix this!
+       public function testGetUndoText() {
+               global $wgDiff3;
+
+               wfSuppressWarnings();
+               $haveDiff3 = $wgDiff3 && file_exists( $wgDiff3 );
+               wfRestoreWarnings();
+
+               if( !$haveDiff3 ) {
+                       $this->markTestSkipped( "diff3 not installed or not found" );
+                       return;
+               }
+
+               $text = "one";
+               $page = $this->createPage( "WikiPageTest_testGetUndoText", $text );
+               $rev1 = $page->getRevision();
+
+               $text .= "\n\ntwo";
+               $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ), "adding section two");
+               $rev2 = $page->getRevision();
+
+               $text .= "\n\nthree";
+               $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ), "adding section three");
+               $rev3 = $page->getRevision();
+
+               $text .= "\n\nfour";
+               $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ), "adding section four");
+               $rev4 = $page->getRevision();
+
+               $text .= "\n\nfive";
+               $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ), "adding section five");
+               $rev5 = $page->getRevision();
+
+               $text .= "\n\nsix";
+               $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ), "adding section six");
+               $rev6 = $page->getRevision();
+
+               $undo6 = $page->getUndoText( $rev6 );
+               if ( $undo6 === false ) $this->fail( "getUndoText failed for rev6" );
+               $this->assertEquals( "one\n\ntwo\n\nthree\n\nfour\n\nfive", $undo6 );
+
+               $undo3 = $page->getUndoText( $rev4, $rev2 );
+               if ( $undo3 === false ) $this->fail( "getUndoText failed for rev4..rev2" );
+               $this->assertEquals( "one\n\ntwo\n\nfive", $undo3 );
+
+               $undo2 = $page->getUndoText( $rev2 );
+               if ( $undo2 === false ) $this->fail( "getUndoText failed for rev2" );
+               $this->assertEquals( "one\n\nfive", $undo2 );
+       }
+       */
+
+       public function testDoRollback() {
+               global $wgUser;
+
+               $text = "one";
+               $page = $this->createPage( "WikiPageTest_testDoRollback", $text );
+
+               $user1 = new User();
+               $user1->setName( "127.0.1.11" );
+               $text .= "\n\ntwo";
+               $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ), "adding section two", 0, false, $user1 );
+
+               $user2 = new User();
+               $user2->setName( "127.0.2.13" );
+               $text .= "\n\nthree";
+               $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ), "adding section three", 0, false, $user2 );
+
+               $wgUser->addGroup( "sysop" ); #XXX: make the test user a sysop...
+               $token = $wgUser->getEditToken( array( $page->getTitle()->getPrefixedText(), $user2->getName() ), null );
+               $errors = $page->doRollback( $user2->getName(), "testing revert", $token, false, $details, $wgUser );
+
+               if ( $errors ) {
+                       $this->fail( "Rollback failed:\n" . print_r( $errors, true ) . ";\n" . print_r( $details, true ) );
+               }
+
+               $page = new WikiPage( $page->getTitle() );
+               $this->assertEquals( "one\n\ntwo", $page->getContent()->getNativeData() );
+       }
+
+       public function dataGetAutosummary( ) {
+               return array(
+                       array(
+                               'Hello there, world!',
+                               '#REDIRECT [[Foo]]',
+                               0,
+                               '/^Redirected page .*Foo/'
+                       ),
+
+                       array(
+                               null,
+                               'Hello world!',
+                               EDIT_NEW,
+                               '/^Created page .*Hello/'
+                       ),
+
+                       array(
+                               'Hello there, world!',
+                               '',
+                               0,
+                               '/^Blanked/'
+                       ),
+
+                       array(
+                               'Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut
+                               labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et
+                               ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.',
+                               'Hello world!',
+                               0,
+                               '/^Replaced .*Hello/'
+                       ),
+
+                       array(
+                               'foo',
+                               'bar',
+                               0,
+                               '/^$/'
+                       ),
+               );
+       }
+
+       /**
+        * @dataProvider dataGetAutoSummary
+        */
+       public function testGetAutosummary( $old, $new, $flags, $expected ) {
+               $page = $this->newPage( "WikiPageTest_testGetAutosummary" );
+
+               $summary = $page->getAutosummary( $old, $new, $flags );
+
+               $this->assertTrue( (bool)preg_match( $expected, $summary ), "Autosummary didn't match expected pattern $expected: $summary" );
+       }
+
+       public function dataGetAutoDeleteReason( ) {
+               return array(
+                       array(
+                               array(),
+                               false,
+                               false
+                       ),
+
+                       array(
+                               array(
+                                       array( "first edit", null ),
+                               ),
+                               "/first edit.*only contributor/",
+                               false
+                       ),
+
+                       array(
+                               array(
+                                       array( "first edit", null ),
+                                       array( "second edit", null ),
+                               ),
+                               "/second edit.*only contributor/",
+                               true
+                       ),
+
+                       array(
+                               array(
+                                       array( "first edit", "127.0.2.22" ),
+                                       array( "second edit", "127.0.3.33" ),
+                               ),
+                               "/second edit/",
+                               true
+                       ),
+
+                       array(
+                               array(
+                                       array( "first edit: "
+                                            . "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam "
+                                            . " nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. "
+                                            . "At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea "
+                                            . "takimata sanctus est Lorem ipsum dolor sit amet.'", null ),
+                               ),
+                               '/first edit:.*\.\.\."/',
+                               false
+                       ),
+
+                       array(
+                               array(
+                                       array( "first edit", "127.0.2.22" ),
+                                       array( "", "127.0.3.33" ),
+                               ),
+                               "/before blanking.*first edit/",
+                               true
+                       ),
+
+               );
+       }
+
+       /**
+        * @dataProvider dataGetAutoDeleteReason
+        */
+       public function testGetAutoDeleteReason( $edits, $expectedResult, $expectedHistory ) {
+               global $wgUser;
+
+               $page = $this->newPage( "WikiPageTest_testGetAutoDeleteReason" );
+
+               $c = 1;
+
+               foreach ( $edits as $edit ) {
+                       $user = new User();
+
+                       if ( !empty( $edit[1] ) ) $user->setName( $edit[1] );
+                       else $user = $wgUser;
+
+                       $content = ContentHandler::makeContent( $edit[0], $page->getTitle(), $page->getContentModelName() );
+
+                       $page->doEditContent( $content, "test edit $c", $c < 2 ? EDIT_NEW : 0, false, $user );
+
+                       $c += 1;
+               }
+
+               $reason = $page->getAutoDeleteReason( $hasHistory );
+
+               if ( is_bool( $expectedResult ) || is_null( $expectedResult ) ) $this->assertEquals( $expectedResult, $reason );
+               else $this->assertTrue( (bool)preg_match( $expectedResult, $reason ), "Autosummary didn't match expected pattern $expectedResult: $reason" );
+
+               $this->assertEquals( $expectedHistory, $hasHistory, "expected \$hasHistory to be " . var_export( $expectedHistory, true ) );
+       }
+
+       public function dataPreSaveTransform() {
+               return array(
+                       array( 'hello this is ~~~',
+                              "hello this is [[Special:Contributions/127.0.0.1|127.0.0.1]]",
+                       ),
+                       array( 'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
+                              'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
+                       ),
+               );
+       }
+
+       /**
+        * @dataProvider dataPreSaveTransform
+        */
+       public function testPreSaveTransform( $text, $expected ) {
+               $page = $this->newPage( "WikiPageTest_testPreloadTransform" );
+               $text = $page->preSaveTransform( $text );
+
+               $this->assertEquals( $expected, $text );
+       }
+
+}
+