ApiEditPageTest.php

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<?php
 
class ApiEditPageTest extends ApiTestCase {
 
    protected function setUp() {
        parent::setUp();
 
        $this->setMwGlobals( [
            'wgExtraNamespaces' => [
                12312 => 'Dummy',
                12313 => 'Dummy_talk',
                12314 => 'DummyNonText',
                12315 => 'DummyNonText_talk',
            ],
            'wgNamespaceContentModels' => [
                12312 => 'testing',
                12314 => 'testing-nontext',
            ],
        ] );
        $this->mergeMwGlobalArrayValue( 'wgContentHandlers', [
            'testing' => 'DummyContentHandlerForTesting',
            'testing-nontext' => 'DummyNonTextContentHandler',
            'testing-serialize-error' => 'DummySerializeErrorContentHandler',
        ] );
        $this->tablesUsed = array_merge(
            $this->tablesUsed,
            [ 'change_tag', 'change_tag_def', 'logging' ]
        );
    }
 
    public function testEdit() {
        $name = 'Help:ApiEditPageTest_testEdit'; // assume Help namespace to default to wikitext
 
        // -- test new page --------------------------------------------
        $apiResult = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'some text',
        ] );
        $apiResult = $apiResult[0];
 
        // Validate API result data
        $this->assertArrayHasKey( 'edit', $apiResult );
        $this->assertArrayHasKey( 'result', $apiResult['edit'] );
        $this->assertSame( 'Success', $apiResult['edit']['result'] );
 
        $this->assertArrayHasKey( 'new', $apiResult['edit'] );
        $this->assertArrayNotHasKey( 'nochange', $apiResult['edit'] );
 
        $this->assertArrayHasKey( 'pageid', $apiResult['edit'] );
 
        // -- test existing page, no change ----------------------------
        $data = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'some text',
        ] );
 
        $this->assertSame( 'Success', $data[0]['edit']['result'] );
 
        $this->assertArrayNotHasKey( 'new', $data[0]['edit'] );
        $this->assertArrayHasKey( 'nochange', $data[0]['edit'] );
 
        // -- test existing page, with change --------------------------
        $data = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'different text'
        ] );
 
        $this->assertSame( 'Success', $data[0]['edit']['result'] );
 
        $this->assertArrayNotHasKey( 'new', $data[0]['edit'] );
        $this->assertArrayNotHasKey( 'nochange', $data[0]['edit'] );
 
        $this->assertArrayHasKey( 'oldrevid', $data[0]['edit'] );
        $this->assertArrayHasKey( 'newrevid', $data[0]['edit'] );
        $this->assertNotEquals(
            $data[0]['edit']['newrevid'],
            $data[0]['edit']['oldrevid'],
            "revision id should change after edit"
        );
    }
 
    public static function provideEditAppend() {
        return [
            [ # 0: append
                'foo', 'append', 'bar', "foobar"
            ],
            [ # 1: prepend
                'foo', 'prepend', 'bar', "barfoo"
            ],
            [ # 2: append to empty page
                '', 'append', 'foo', "foo"
            ],
            [ # 3: prepend to empty page
                '', 'prepend', 'foo', "foo"
            ],
            [ # 4: append to non-existing page
                null, 'append', 'foo', "foo"
            ],
            [ # 5: prepend to non-existing page
                null, 'prepend', 'foo', "foo"
            ],
        ];
    }
 
    public function testEditAppend( $text, $op, $append, $expected ) {
        static $count = 0;
        $count++;
 
        // assume NS_HELP defaults to wikitext
        $name = "Help:ApiEditPageTest_testEditAppend_$count";
 
        // -- create page (or not) -----------------------------------------
        if ( $text !== null ) {
            list( $re ) = $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => $text, ] );
 
            $this->assertSame( 'Success', $re['edit']['result'] ); // sanity
        }
 
        // -- try append/prepend --------------------------------------------
        list( $re ) = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            $op . 'text' => $append, ] );
 
        $this->assertSame( 'Success', $re['edit']['result'] );
 
        // -- validate -----------------------------------------------------
        $page = new WikiPage( Title::newFromText( $name ) );
        $content = $page->getContent();
        $this->assertNotNull( $content, 'Page should have been created' );
 
        $text = $content->getNativeData();
 
        $this->assertSame( $expected, $text );
    }
 
    public function testEditSection() {
        $name = 'Help:ApiEditPageTest_testEditSection';
        $page = WikiPage::factory( Title::newFromText( $name ) );
        $text = "==section 1==\ncontent 1\n==section 2==\ncontent2";
        // Preload the page with some text
        $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ), 'summary' );
 
        list( $re ) = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'section' => '1',
            'text' => "==section 1==\nnew content 1",
        ] );
        $this->assertSame( 'Success', $re['edit']['result'] );
        $newtext = WikiPage::factory( Title::newFromText( $name ) )
            ->getContent( Revision::RAW )
            ->getNativeData();
        $this->assertSame( "==section 1==\nnew content 1\n\n==section 2==\ncontent2", $newtext );
 
        // Test that we raise a 'nosuchsection' error
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'section' => '9999',
                'text' => 'text',
            ] );
            $this->fail( "Should have raised an ApiUsageException" );
        } catch ( ApiUsageException $e ) {
            $this->assertTrue( self::apiExceptionHasCode( $e, 'nosuchsection' ) );
        }
    }
 
    public function testEditNewSection() {
        $name = 'Help:ApiEditPageTest_testEditNewSection';
 
        // Test on a page that does not already exist
        $this->assertFalse( Title::newFromText( $name )->exists() );
        list( $re ) = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'section' => 'new',
            'text' => 'test',
            'summary' => 'header',
        ] );
 
        $this->assertSame( 'Success', $re['edit']['result'] );
        // Check the page text is correct
        $text = WikiPage::factory( Title::newFromText( $name ) )
            ->getContent( Revision::RAW )
            ->getNativeData();
        $this->assertSame( "== header ==\n\ntest", $text );
 
        // Now on one that does
        $this->assertTrue( Title::newFromText( $name )->exists() );
        list( $re2 ) = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'section' => 'new',
            'text' => 'test',
            'summary' => 'header',
        ] );
 
        $this->assertSame( 'Success', $re2['edit']['result'] );
        $text = WikiPage::factory( Title::newFromText( $name ) )
            ->getContent( Revision::RAW )
            ->getNativeData();
        $this->assertSame( "== header ==\n\ntest\n\n== header ==\n\ntest", $text );
    }
 
    public function testEdit_redirect() {
        static $count = 0;
        $count++;
 
        // assume NS_HELP defaults to wikitext
        $name = "Help:ApiEditPageTest_testEdit_redirect_$count";
        $title = Title::newFromText( $name );
        $page = WikiPage::factory( $title );
 
        $rname = "Help:ApiEditPageTest_testEdit_redirect_r$count";
        $rtitle = Title::newFromText( $rname );
        $rpage = WikiPage::factory( $rtitle );
 
        // base edit for content
        $page->doEditContent( new WikitextContent( "Foo" ),
            "testing 1", EDIT_NEW, false, self::$users['sysop']->getUser() );
        $this->forceRevisionDate( $page, '20120101000000' );
        $baseTime = $page->getRevision()->getTimestamp();
 
        // base edit for redirect
        $rpage->doEditContent( new WikitextContent( "#REDIRECT [[$name]]" ),
            "testing 1", EDIT_NEW, false, self::$users['sysop']->getUser() );
        $this->forceRevisionDate( $rpage, '20120101000000' );
 
        // conflicting edit to redirect
        $rpage->doEditContent( new WikitextContent( "#REDIRECT [[$name]]\n\n[[Category:Test]]" ),
            "testing 2", EDIT_UPDATE, $page->getLatest(), self::$users['uploader']->getUser() );
        $this->forceRevisionDate( $rpage, '20120101020202' );
 
        // try to save edit, following the redirect
        list( $re, , ) = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $rname,
            'text' => 'nix bar!',
            'basetimestamp' => $baseTime,
            'section' => 'new',
            'redirect' => true,
        ] );
 
        $this->assertSame( 'Success', $re['edit']['result'],
            "no problems expected when following redirect" );
    }
 
    public function testEdit_redirectText() {
        static $count = 0;
        $count++;
 
        // assume NS_HELP defaults to wikitext
        $name = "Help:ApiEditPageTest_testEdit_redirectText_$count";
        $title = Title::newFromText( $name );
        $page = WikiPage::factory( $title );
 
        $rname = "Help:ApiEditPageTest_testEdit_redirectText_r$count";
        $rtitle = Title::newFromText( $rname );
        $rpage = WikiPage::factory( $rtitle );
 
        // base edit for content
        $page->doEditContent( new WikitextContent( "Foo" ),
            "testing 1", EDIT_NEW, false, self::$users['sysop']->getUser() );
        $this->forceRevisionDate( $page, '20120101000000' );
        $baseTime = $page->getRevision()->getTimestamp();
 
        // base edit for redirect
        $rpage->doEditContent( new WikitextContent( "#REDIRECT [[$name]]" ),
            "testing 1", EDIT_NEW, false, self::$users['sysop']->getUser() );
        $this->forceRevisionDate( $rpage, '20120101000000' );
 
        // conflicting edit to redirect
        $rpage->doEditContent( new WikitextContent( "#REDIRECT [[$name]]\n\n[[Category:Test]]" ),
            "testing 2", EDIT_UPDATE, $page->getLatest(), self::$users['uploader']->getUser() );
        $this->forceRevisionDate( $rpage, '20120101020202' );
 
        // try to save edit, following the redirect but without creating a section
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $rname,
                'text' => 'nix bar!',
                'basetimestamp' => $baseTime,
                'redirect' => true,
            ] );
 
            $this->fail( 'redirect-appendonly error expected' );
        } catch ( ApiUsageException $ex ) {
            $this->assertTrue( self::apiExceptionHasCode( $ex, 'redirect-appendonly' ) );
        }
    }
 
    public function testEditConflict() {
        static $count = 0;
        $count++;
 
        // assume NS_HELP defaults to wikitext
        $name = "Help:ApiEditPageTest_testEditConflict_$count";
        $title = Title::newFromText( $name );
 
        $page = WikiPage::factory( $title );
 
        // base edit
        $page->doEditContent( new WikitextContent( "Foo" ),
            "testing 1", EDIT_NEW, false, self::$users['sysop']->getUser() );
        $this->forceRevisionDate( $page, '20120101000000' );
        $baseTime = $page->getRevision()->getTimestamp();
 
        // conflicting edit
        $page->doEditContent( new WikitextContent( "Foo bar" ),
            "testing 2", EDIT_UPDATE, $page->getLatest(), self::$users['uploader']->getUser() );
        $this->forceRevisionDate( $page, '20120101020202' );
 
        // try to save edit, expect conflict
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'nix bar!',
                'basetimestamp' => $baseTime,
            ] );
 
            $this->fail( 'edit conflict expected' );
        } catch ( ApiUsageException $ex ) {
            $this->assertTrue( self::apiExceptionHasCode( $ex, 'editconflict' ) );
        }
    }
 
    public function testEditConflict_newSection() {
        static $count = 0;
        $count++;
 
        // assume NS_HELP defaults to wikitext
        $name = "Help:ApiEditPageTest_testEditConflict_newSection_$count";
        $title = Title::newFromText( $name );
 
        $page = WikiPage::factory( $title );
 
        // base edit
        $page->doEditContent( new WikitextContent( "Foo" ),
            "testing 1", EDIT_NEW, false, self::$users['sysop']->getUser() );
        $this->forceRevisionDate( $page, '20120101000000' );
        $baseTime = $page->getRevision()->getTimestamp();
 
        // conflicting edit
        $page->doEditContent( new WikitextContent( "Foo bar" ),
            "testing 2", EDIT_UPDATE, $page->getLatest(), self::$users['uploader']->getUser() );
        $this->forceRevisionDate( $page, '20120101020202' );
 
        // try to save edit, expect no conflict
        list( $re, , ) = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'nix bar!',
            'basetimestamp' => $baseTime,
            'section' => 'new',
        ] );
 
        $this->assertSame( 'Success', $re['edit']['result'],
            "no edit conflict expected here" );
    }
 
    public function testEditConflict_T43990() {
        static $count = 0;
        $count++;
 
        /*
        * T43990: if the target page has a newer revision than the redirect, then editing the
        * redirect while specifying 'redirect' and *not* specifying 'basetimestamp' erroneously
        * caused an edit conflict to be detected.
        */
 
        // assume NS_HELP defaults to wikitext
        $name = "Help:ApiEditPageTest_testEditConflict_redirect_T43990_$count";
        $title = Title::newFromText( $name );
        $page = WikiPage::factory( $title );
 
        $rname = "Help:ApiEditPageTest_testEditConflict_redirect_T43990_r$count";
        $rtitle = Title::newFromText( $rname );
        $rpage = WikiPage::factory( $rtitle );
 
        // base edit for content
        $page->doEditContent( new WikitextContent( "Foo" ),
            "testing 1", EDIT_NEW, false, self::$users['sysop']->getUser() );
        $this->forceRevisionDate( $page, '20120101000000' );
 
        // base edit for redirect
        $rpage->doEditContent( new WikitextContent( "#REDIRECT [[$name]]" ),
            "testing 1", EDIT_NEW, false, self::$users['sysop']->getUser() );
        $this->forceRevisionDate( $rpage, '20120101000000' );
 
        // new edit to content
        $page->doEditContent( new WikitextContent( "Foo bar" ),
            "testing 2", EDIT_UPDATE, $page->getLatest(), self::$users['uploader']->getUser() );
        $this->forceRevisionDate( $rpage, '20120101020202' );
 
        // try to save edit; should work, following the redirect.
        list( $re, , ) = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $rname,
            'text' => 'nix bar!',
            'section' => 'new',
            'redirect' => true,
        ] );
 
        $this->assertSame( 'Success', $re['edit']['result'],
            "no edit conflict expected here" );
    }
 
    protected function forceRevisionDate( WikiPage $page, $timestamp ) {
        $dbw = wfGetDB( DB_MASTER );
 
        $dbw->update( 'revision',
            [ 'rev_timestamp' => $dbw->timestamp( $timestamp ) ],
            [ 'rev_id' => $page->getLatest() ] );
 
        $page->clear();
    }
 
    public function testCheckDirectApiEditingDisallowed_forNonTextContent() {
        $this->setExpectedException(
            ApiUsageException::class,
            'Direct editing via API is not supported for content model ' .
                'testing used by Dummy:ApiEditPageTest_nonTextPageEdit'
        );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => 'Dummy:ApiEditPageTest_nonTextPageEdit',
            'text' => '{"animals":["kittens!"]}'
        ] );
    }
 
    public function testSupportsDirectApiEditing_withContentHandlerOverride() {
        $name = 'DummyNonText:ApiEditPageTest_testNonTextEdit';
        $data = serialize( 'some bla bla text' );
 
        $result = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => $data,
        ] );
 
        $apiResult = $result[0];
 
        // Validate API result data
        $this->assertArrayHasKey( 'edit', $apiResult );
        $this->assertArrayHasKey( 'result', $apiResult['edit'] );
        $this->assertSame( 'Success', $apiResult['edit']['result'] );
 
        $this->assertArrayHasKey( 'new', $apiResult['edit'] );
        $this->assertArrayNotHasKey( 'nochange', $apiResult['edit'] );
 
        $this->assertArrayHasKey( 'pageid', $apiResult['edit'] );
 
        // validate resulting revision
        $page = WikiPage::factory( Title::newFromText( $name ) );
        $this->assertSame( "testing-nontext", $page->getContentModel() );
        $this->assertSame( $data, $page->getContent()->serialize() );
    }
 
    public function testUndoAfterContentModelChange() {
        $name = 'Help:' . __FUNCTION__;
        $uploader = self::$users['uploader']->getUser();
        $sysop = self::$users['sysop']->getUser();
 
        $apiResult = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'some text',
        ], null, $sysop )[0];
 
        // Check success
        $this->assertArrayHasKey( 'edit', $apiResult );
        $this->assertArrayHasKey( 'result', $apiResult['edit'] );
        $this->assertSame( 'Success', $apiResult['edit']['result'] );
        $this->assertArrayHasKey( 'contentmodel', $apiResult['edit'] );
        // Content model is wikitext
        $this->assertSame( 'wikitext', $apiResult['edit']['contentmodel'] );
 
        // Convert the page to JSON
        $apiResult = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => '{}',
            'contentmodel' => 'json',
        ], null, $uploader )[0];
 
        // Check success
        $this->assertArrayHasKey( 'edit', $apiResult );
        $this->assertArrayHasKey( 'result', $apiResult['edit'] );
        $this->assertSame( 'Success', $apiResult['edit']['result'] );
        $this->assertArrayHasKey( 'contentmodel', $apiResult['edit'] );
        $this->assertSame( 'json', $apiResult['edit']['contentmodel'] );
 
        $apiResult = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'undo' => $apiResult['edit']['newrevid']
        ], null, $sysop )[0];
 
        // Check success
        $this->assertArrayHasKey( 'edit', $apiResult );
        $this->assertArrayHasKey( 'result', $apiResult['edit'] );
        $this->assertSame( 'Success', $apiResult['edit']['result'] );
        $this->assertArrayHasKey( 'contentmodel', $apiResult['edit'] );
        // Check that the contentmodel is back to wikitext now.
        $this->assertSame( 'wikitext', $apiResult['edit']['contentmodel'] );
    }
 
    // The tests below are mostly not commented because they do exactly what
    // you'd expect from the name.
 
    public function testCorrectContentFormat() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'some text',
            'contentmodel' => 'wikitext',
            'contentformat' => 'text/x-wiki',
        ] );
 
        $this->assertTrue( Title::newFromText( $name )->exists() );
    }
 
    public function testUnsupportedContentFormat() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'Unrecognized value for parameter "contentformat": nonexistent format.' );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'some text',
                'contentformat' => 'nonexistent format',
            ] );
        } finally {
            $this->assertFalse( Title::newFromText( $name )->exists() );
        }
    }
 
    public function testMismatchedContentFormat() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The requested format text/plain is not supported for content ' .
            "model wikitext used by $name." );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'some text',
                'contentmodel' => 'wikitext',
                'contentformat' => 'text/plain',
            ] );
        } finally {
            $this->assertFalse( Title::newFromText( $name )->exists() );
        }
    }
 
    public function testUndoToInvalidRev() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $revId = $this->editPage( $name, 'Some text' )->value['revision']
            ->getId();
        $revId++;
 
        $this->setExpectedException( ApiUsageException::class,
            "There is no revision with ID $revId." );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'undo' => $revId,
        ] );
    }
 
    public function testUndoAfterToInvalidRev() {
        // We can't just pick a large number for undoafter (as in
        // testUndoToInvalidRev above), because then MediaWiki will helpfully
        // assume we switched around undo and undoafter and we'll test the code
        // path for undo being invalid, not undoafter.  So instead we delete
        // the revision from the database.  In real life this case could come
        // up if a revision number was skipped, e.g., if two transactions try
        // to insert new revision rows at once and the first one to succeed
        // gets rolled back.
        $name = 'Help:' . ucfirst( __FUNCTION__ );
        $titleObj = Title::newFromText( $name );
 
        $revId1 = $this->editPage( $name, '1' )->value['revision']->getId();
        $revId2 = $this->editPage( $name, '2' )->value['revision']->getId();
        $revId3 = $this->editPage( $name, '3' )->value['revision']->getId();
 
        // Make the middle revision disappear
        $dbw = wfGetDB( DB_MASTER );
        $dbw->delete( 'revision', [ 'rev_id' => $revId2 ], __METHOD__ );
        $dbw->update( 'revision', [ 'rev_parent_id' => $revId1 ],
            [ 'rev_id' => $revId3 ], __METHOD__ );
 
        $this->setExpectedException( ApiUsageException::class,
            "There is no revision with ID $revId2." );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'undo' => $revId3,
            'undoafter' => $revId2,
        ] );
    }
 
    public function testUndoAfterToHiddenRev() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
        $titleObj = Title::newFromText( $name );
 
        $this->editPage( $name, '0' );
 
        $revId1 = $this->editPage( $name, '1' )->value['revision']->getId();
 
        $revId2 = $this->editPage( $name, '2' )->value['revision']->getId();
 
        // Hide the middle revision
        $list = RevisionDeleter::createList( 'revision',
            RequestContext::getMain(), $titleObj, [ $revId1 ] );
        $list->setVisibility( [
            'value' => [ Revision::DELETED_TEXT => 1 ],
            'comment' => 'Bye-bye',
        ] );
 
        $this->setExpectedException( ApiUsageException::class,
            "There is no revision with ID $revId1." );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'undo' => $revId2,
            'undoafter' => $revId1,
        ] );
    }
 
    public function testUndoWithSwappedRevisions() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
        $titleObj = Title::newFromText( $name );
 
        $this->editPage( $name, '0' );
 
        $revId2 = $this->editPage( $name, '2' )->value['revision']->getId();
 
        $revId1 = $this->editPage( $name, '1' )->value['revision']->getId();
 
        // Now monkey with the timestamp
        $dbw = wfGetDB( DB_MASTER );
        $dbw->update(
            'revision',
            [ 'rev_timestamp' => $dbw->timestamp( time() - 86400 ) ],
            [ 'rev_id' => $revId1 ],
            __METHOD__
        );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'undo' => $revId2,
            'undoafter' => $revId1,
        ] );
 
        $text = ( new WikiPage( $titleObj ) )->getContent()->getNativeData();
 
        // This is wrong!  It should be 1.  But let's test for our incorrect
        // behavior for now, so if someone fixes it they'll fix the test as
        // well to expect 1.  If we disabled the test, it might stay disabled
        // even once the bug is fixed, which would be a shame.
        $this->assertSame( '2', $text );
    }
 
    public function testUndoWithConflicts() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The edit could not be undone due to conflicting intermediate edits.' );
 
        $this->editPage( $name, '1' );
 
        $revId = $this->editPage( $name, '2' )->value['revision']->getId();
 
        $this->editPage( $name, '3' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'undo' => $revId,
        ] );
 
        $text = ( new WikiPage( Title::newFromText( $name ) ) )->getContent()
            ->getNativeData();
        $this->assertSame( '3', $text );
    }
 
    public function testReversedUndoAfter() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, '0' );
        $revId1 = $this->editPage( $name, '1' )->value['revision']->getId();
        $revId2 = $this->editPage( $name, '2' )->value['revision']->getId();
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'undo' => $revId1,
            'undoafter' => $revId2,
        ] );
 
        $text = ( new WikiPage( Title::newFromText( $name ) ) )->getContent()
            ->getNativeData();
        $this->assertSame( '1', $text );
    }
 
    public function testUndoToRevFromDifferentPage() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( "$name-1", 'Some text' );
        $revId = $this->editPage( "$name-1", 'Some more text' )
            ->value['revision']->getId();
 
        $this->editPage( "$name-2", 'Some text' );
 
        $this->setExpectedException( ApiUsageException::class,
            "r$revId is not a revision of $name-2." );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => "$name-2",
            'undo' => $revId,
        ] );
    }
 
    public function testUndoAfterToRevFromDifferentPage() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $revId1 = $this->editPage( "$name-1", 'Some text' )
            ->value['revision']->getId();
 
        $revId2 = $this->editPage( "$name-2", 'Some text' )
            ->value['revision']->getId();
 
        $this->setExpectedException( ApiUsageException::class,
            "r$revId1 is not a revision of $name-2." );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => "$name-2",
            'undo' => $revId2,
            'undoafter' => $revId1,
        ] );
    }
 
    public function testMd5Text() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->assertFalse( Title::newFromText( $name )->exists() );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
            'md5' => md5( 'Some text' ),
        ] );
 
        $this->assertTrue( Title::newFromText( $name )->exists() );
    }
 
    public function testMd5PrependText() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, 'Some text' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'prependtext' => 'Alert: ',
            'md5' => md5( 'Alert: ' ),
        ] );
 
        $text = ( new WikiPage( Title::newFromText( $name ) ) )
            ->getContent()->getNativeData();
        $this->assertSame( 'Alert: Some text', $text );
    }
 
    public function testMd5AppendText() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, 'Some text' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => ' is nice',
            'md5' => md5( ' is nice' ),
        ] );
 
        $text = ( new WikiPage( Title::newFromText( $name ) ) )
            ->getContent()->getNativeData();
        $this->assertSame( 'Some text is nice', $text );
    }
 
    public function testMd5PrependAndAppendText() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, 'Some text' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'prependtext' => 'Alert: ',
            'appendtext' => ' is nice',
            'md5' => md5( 'Alert:  is nice' ),
        ] );
 
        $text = ( new WikiPage( Title::newFromText( $name ) ) )
            ->getContent()->getNativeData();
        $this->assertSame( 'Alert: Some text is nice', $text );
    }
 
    public function testIncorrectMd5Text() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The supplied MD5 hash was incorrect.' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
            'md5' => md5( '' ),
        ] );
    }
 
    public function testIncorrectMd5PrependText() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The supplied MD5 hash was incorrect.' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'prependtext' => 'Some ',
            'appendtext' => 'text',
            'md5' => md5( 'Some ' ),
        ] );
    }
 
    public function testIncorrectMd5AppendText() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The supplied MD5 hash was incorrect.' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'prependtext' => 'Some ',
            'appendtext' => 'text',
            'md5' => md5( 'text' ),
        ] );
    }
 
    public function testCreateOnly() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The article you tried to create has been created already.' );
 
        $this->editPage( $name, 'Some text' );
        $this->assertTrue( Title::newFromText( $name )->exists() );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Some more text',
                'createonly' => '',
            ] );
        } finally {
            // Validate that content was not changed
            $text = ( new WikiPage( Title::newFromText( $name ) ) )
                ->getContent()->getNativeData();
 
            $this->assertSame( 'Some text', $text );
        }
    }
 
    public function testNoCreate() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            "The page you specified doesn't exist." );
 
        $this->assertFalse( Title::newFromText( $name )->exists() );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Some text',
                'nocreate' => '',
            ] );
        } finally {
            $this->assertFalse( Title::newFromText( $name )->exists() );
        }
    }
 
    public function testAppendWithNonTextContentHandler() {
        $name = 'MediaWiki:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            "Can't append to pages using content model testing-nontext." );
 
        $this->setTemporaryHook( 'ContentHandlerDefaultModelFor',
            function ( Title $title, &$model ) use ( $name ) {
                if ( $title->getPrefixedText() === $name ) {
                    $model = 'testing-nontext';
                }
                return true;
            }
        );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => 'Some text',
        ] );
    }
 
    public function testAppendInMediaWikiNamespace() {
        $name = 'MediaWiki:' . ucfirst( __FUNCTION__ );
 
        $this->assertFalse( Title::newFromText( $name )->exists() );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => 'Some text',
        ] );
 
        $this->assertTrue( Title::newFromText( $name )->exists() );
    }
 
    public function testAppendInMediaWikiNamespaceWithSerializationError() {
        $name = 'MediaWiki:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'Content serialization failed: Could not unserialize content' );
 
        $this->setTemporaryHook( 'ContentHandlerDefaultModelFor',
            function ( Title $title, &$model ) use ( $name ) {
                if ( $title->getPrefixedText() === $name ) {
                    $model = 'testing-serialize-error';
                }
                return true;
            }
        );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => 'Some text',
        ] );
    }
 
    public function testAppendNewSection() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, 'Initial content' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => '== New section ==',
            'section' => 'new',
        ] );
 
        $text = ( new WikiPage( Title::newFromText( $name ) ) )
            ->getContent()->getNativeData();
 
        $this->assertSame( "Initial content\n\n== New section ==", $text );
    }
 
    public function testAppendNewSectionWithInvalidContentModel() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'Sections are not supported for content model text.' );
 
        $this->editPage( $name, 'Initial content' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => '== New section ==',
            'section' => 'new',
            'contentmodel' => 'text',
        ] );
    }
 
    public function testAppendNewSectionWithTitle() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, 'Initial content' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'sectiontitle' => 'My section',
            'appendtext' => 'More content',
            'section' => 'new',
        ] );
 
        $page = new WikiPage( Title::newFromText( $name ) );
 
        $this->assertSame( "Initial content\n\n== My section ==\n\nMore content",
            $page->getContent()->getNativeData() );
        $this->assertSame( '/* My section */ new section',
            $page->getRevision()->getComment() );
    }
 
    public function testAppendNewSectionWithSummary() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, 'Initial content' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => 'More content',
            'section' => 'new',
            'summary' => 'Add new section',
        ] );
 
        $page = new WikiPage( Title::newFromText( $name ) );
 
        $this->assertSame( "Initial content\n\n== Add new section ==\n\nMore content",
            $page->getContent()->getNativeData() );
        // EditPage actually assumes the summary is the section name here
        $this->assertSame( '/* Add new section */ new section',
            $page->getRevision()->getComment() );
    }
 
    public function testAppendNewSectionWithTitleAndSummary() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, 'Initial content' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'sectiontitle' => 'My section',
            'appendtext' => 'More content',
            'section' => 'new',
            'summary' => 'Add new section',
        ] );
 
        $page = new WikiPage( Title::newFromText( $name ) );
 
        $this->assertSame( "Initial content\n\n== My section ==\n\nMore content",
            $page->getContent()->getNativeData() );
        $this->assertSame( 'Add new section',
            $page->getRevision()->getComment() );
    }
 
    public function testAppendToSection() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, "== Section 1 ==\n\nContent\n\n" .
            "== Section 2 ==\n\nFascinating!" );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => ' and more content',
            'section' => '1',
        ] );
 
        $text = ( new WikiPage( Title::newFromText( $name ) ) )
            ->getContent()->getNativeData();
 
        $this->assertSame( "== Section 1 ==\n\nContent and more content\n\n" .
            "== Section 2 ==\n\nFascinating!", $text );
    }
 
    public function testAppendToFirstSection() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, "Content\n\n== Section 1 ==\n\nFascinating!" );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'appendtext' => ' and more content',
            'section' => '0',
        ] );
 
        $text = ( new WikiPage( Title::newFromText( $name ) ) )
            ->getContent()->getNativeData();
 
        $this->assertSame( "Content and more content\n\n== Section 1 ==\n\n" .
            "Fascinating!", $text );
    }
 
    public function testAppendToNonexistentSection() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class, 'There is no section 1.' );
 
        $this->editPage( $name, 'Content' );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'appendtext' => ' and more content',
                'section' => '1',
            ] );
        } finally {
            $text = ( new WikiPage( Title::newFromText( $name ) ) )
                ->getContent()->getNativeData();
 
            $this->assertSame( 'Content', $text );
        }
    }
 
    public function testEditMalformedSection() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The "section" parameter must be a valid section ID or "new".' );
        $this->editPage( $name, 'Content' );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Different content',
                'section' => 'It is unlikely that this is valid',
            ] );
        } finally {
            $text = ( new WikiPage( Title::newFromText( $name ) ) )
                ->getContent()->getNativeData();
 
            $this->assertSame( 'Content', $text );
        }
    }
 
    public function testEditWithStartTimestamp() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
        $this->setExpectedException( ApiUsageException::class,
            'The page has been deleted since you fetched its timestamp.' );
 
        $startTime = MWTimestamp::convert( TS_MW, time() - 1 );
 
        $this->editPage( $name, 'Some text' );
 
        $pageObj = new WikiPage( Title::newFromText( $name ) );
        $pageObj->doDeleteArticle( 'Bye-bye' );
 
        $this->assertFalse( $pageObj->exists() );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Different text',
                'starttimestamp' => $startTime,
            ] );
        } finally {
            $this->assertFalse( $pageObj->exists() );
        }
    }
 
    public function testEditMinor() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->editPage( $name, 'Some text' );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Different text',
            'minor' => '',
        ] );
 
        $revisionStore = \MediaWiki\MediaWikiServices::getInstance()->getRevisionStore();
        $revision = $revisionStore->getRevisionByTitle( Title::newFromText( $name ) );
        $this->assertTrue( $revision->isMinor() );
    }
 
    public function testEditRecreate() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $startTime = MWTimestamp::convert( TS_MW, time() - 1 );
 
        $this->editPage( $name, 'Some text' );
 
        $pageObj = new WikiPage( Title::newFromText( $name ) );
        $pageObj->doDeleteArticle( 'Bye-bye' );
 
        $this->assertFalse( $pageObj->exists() );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Different text',
            'starttimestamp' => $startTime,
            'recreate' => '',
        ] );
 
        $this->assertTrue( Title::newFromText( $name )->exists() );
    }
 
    public function testEditWatch() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
        $user = self::$users['sysop']->getUser();
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
            'watch' => '',
        ] );
 
        $this->assertTrue( Title::newFromText( $name )->exists() );
        $this->assertTrue( $user->isWatched( Title::newFromText( $name ) ) );
    }
 
    public function testEditUnwatch() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
        $user = self::$users['sysop']->getUser();
        $titleObj = Title::newFromText( $name );
 
        $user->addWatch( $titleObj );
 
        $this->assertFalse( $titleObj->exists() );
        $this->assertTrue( $user->isWatched( $titleObj ) );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
            'unwatch' => '',
        ] );
 
        $this->assertTrue( $titleObj->exists() );
        $this->assertFalse( $user->isWatched( $titleObj ) );
    }
 
    public function testEditWithTag() {
        $this->setMwGlobals( 'wgChangeTagsSchemaMigrationStage', MIGRATION_WRITE_BOTH );
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        ChangeTags::defineTag( 'custom tag' );
 
        $revId = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
            'tags' => 'custom tag',
        ] )[0]['edit']['newrevid'];
 
        $dbw = wfGetDB( DB_MASTER );
        $this->assertSame( 'custom tag', $dbw->selectField(
            'change_tag', 'ct_tag', [ 'ct_rev_id' => $revId ], __METHOD__ ) );
    }
 
    public function testEditWithTagNewBackend() {
        $this->setMwGlobals( 'wgChangeTagsSchemaMigrationStage', MIGRATION_NEW );
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        ChangeTags::defineTag( 'custom tag' );
 
        $revId = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
            'tags' => 'custom tag',
        ] )[0]['edit']['newrevid'];
 
        $dbw = wfGetDB( DB_MASTER );
        $this->assertSame( 'custom tag', $dbw->selectField(
            [ 'change_tag', 'change_tag_def' ],
            'ctd_name',
            [ 'ct_rev_id' => $revId ],
            __METHOD__,
            [ 'change_tag_def' => [ 'INNER JOIN', 'ctd_id = ct_tag_id' ] ]
            )
        );
    }
 
    public function testEditWithoutTagPermission() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'You do not have permission to apply change tags along with your changes.' );
 
        $this->assertFalse( Title::newFromText( $name )->exists() );
 
        ChangeTags::defineTag( 'custom tag' );
        $this->setMwGlobals( 'wgRevokePermissions',
            [ 'user' => [ 'applychangetags' => true ] ] );
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Some text',
                'tags' => 'custom tag',
            ] );
        } finally {
            $this->assertFalse( Title::newFromText( $name )->exists() );
        }
    }
 
    public function testEditAbortedByHook() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The modification you tried to make was aborted by an extension.' );
 
        $this->hideDeprecated( 'APIEditBeforeSave hook (used in ' .
            'hook-APIEditBeforeSave-closure)' );
 
        $this->setTemporaryHook( 'APIEditBeforeSave',
            function () {
                return false;
            }
        );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Some text',
            ] );
        } finally {
            $this->assertFalse( Title::newFromText( $name )->exists() );
        }
    }
 
    public function testEditAbortedByHookWithCustomOutput() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->hideDeprecated( 'APIEditBeforeSave hook (used in ' .
            'hook-APIEditBeforeSave-closure)' );
 
        $this->setTemporaryHook( 'APIEditBeforeSave',
            function ( $unused1, $unused2, &$r ) {
                $r['msg'] = 'Some message';
                return false;
            } );
 
        $result = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
        ] );
        Wikimedia\restoreWarnings();
 
        $this->assertSame( [ 'msg' => 'Some message', 'result' => 'Failure' ],
            $result[0]['edit'] );
 
        $this->assertFalse( Title::newFromText( $name )->exists() );
    }
 
    public function testEditAbortedByEditPageHookWithResult() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setTemporaryHook( 'EditFilterMergedContent',
            function ( $unused1, $unused2, Status $status ) {
                $status->apiHookResult = [ 'msg' => 'A message for you!' ];
                return false;
            } );
 
        $res = $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
        ] );
 
        $this->assertFalse( Title::newFromText( $name )->exists() );
        $this->assertSame( [ 'edit' => [ 'msg' => 'A message for you!',
            'result' => 'Failure' ] ], $res[0] );
    }
 
    public function testEditAbortedByEditPageHookWithNoResult() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The modification you tried to make was aborted by an extension.' );
 
        $this->setTemporaryHook( 'EditFilterMergedContent',
            function () {
                return false;
            }
        );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Some text',
            ] );
        } finally {
            $this->assertFalse( Title::newFromText( $name )->exists() );
        }
    }
 
    public function testEditWhileBlocked() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'You have been blocked from editing.' );
 
        $block = new Block( [
            'address' => self::$users['sysop']->getUser()->getName(),
            'by' => self::$users['sysop']->getUser()->getId(),
            'reason' => 'Capriciousness',
            'timestamp' => '19370101000000',
            'expiry' => 'infinity',
        ] );
        $block->insert();
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Some text',
            ] );
        } finally {
            $block->delete();
            self::$users['sysop']->getUser()->clearInstanceCache();
        }
    }
 
    public function testEditWhileReadOnly() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The wiki is currently in read-only mode.' );
 
        $svc = \MediaWiki\MediaWikiServices::getInstance()->getReadOnlyMode();
        $svc->setReason( "Read-only for testing" );
 
        try {
            $this->doApiRequestWithToken( [
                'action' => 'edit',
                'title' => $name,
                'text' => 'Some text',
            ] );
        } finally {
            $svc->setReason( false );
        }
    }
 
    public function testCreateImageRedirectAnon() {
        $name = 'File:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            "Anonymous users can't create image redirects." );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => '#REDIRECT [[File:Other file.png]]',
        ], null, new User() );
    }
 
    public function testCreateImageRedirectLoggedIn() {
        $name = 'File:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            "You don't have permission to create image redirects." );
 
        $this->setMwGlobals( 'wgRevokePermissions',
            [ 'user' => [ 'upload' => true ] ] );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => '#REDIRECT [[File:Other file.png]]',
        ] );
    }
 
    public function testTooBigEdit() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The content you supplied exceeds the article size limit of 1 kilobyte.' );
 
        $this->setMwGlobals( 'wgMaxArticleSize', 1 );
 
        $text = str_repeat( '!', 1025 );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => $text,
        ] );
    }
 
    public function testProhibitedAnonymousEdit() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            'The action you have requested is limited to users in the group: ' );
 
        $this->setMwGlobals( 'wgRevokePermissions', [ '*' => [ 'edit' => true ] ] );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
        ], null, new User() );
    }
 
    public function testProhibitedChangeContentModel() {
        $name = 'Help:' . ucfirst( __FUNCTION__ );
 
        $this->setExpectedException( ApiUsageException::class,
            "You don't have permission to change the content model of a page." );
 
        $this->setMwGlobals( 'wgRevokePermissions',
            [ 'user' => [ 'editcontentmodel' => true ] ] );
 
        $this->doApiRequestWithToken( [
            'action' => 'edit',
            'title' => $name,
            'text' => 'Some text',
            'contentmodel' => 'json',
        ] );
    }
}