RCCacheEntryFactoryTest.php

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<?php
 
use MediaWiki\Linker\LinkRenderer;
use MediaWiki\MediaWikiServices;
 
class RCCacheEntryFactoryTest extends MediaWikiLangTestCase {
 
    private $testRecentChangesHelper;
 
    private $linkRenderer;
 
    public function __construct( $name = null, array $data = [], $dataName = '' ) {
        parent::__construct( $name, $data, $dataName );
 
        $this->testRecentChangesHelper = new TestRecentChangesHelper();
    }
 
    protected function setUp() {
        parent::setUp();
 
        $this->setMwGlobals( [
            'wgArticlePath' => '/wiki/$1'
        ] );
 
        $this->linkRenderer = MediaWikiServices::getInstance()->getLinkRenderer();
    }
 
    public function testNewFromRecentChange() {
        $user = $this->getMutableTestUser()->getUser();
        $recentChange = $this->testRecentChangesHelper->makeEditRecentChange(
            $user,
            'Xyz',
            5, // curid
            191, // thisid
            190, // lastid
            '20131103212153',
            0, // counter
            0 // number of watching users
        );
        $cacheEntryFactory = new RCCacheEntryFactory(
            $this->getContext(),
            $this->getMessages(),
            $this->linkRenderer
        );
        $cacheEntry = $cacheEntryFactory->newFromRecentChange( $recentChange, false );
 
        $this->assertInstanceOf( 'RCCacheEntry', $cacheEntry );
 
        $this->assertEquals( false, $cacheEntry->watched, 'watched' );
        $this->assertEquals( '21:21', $cacheEntry->timestamp, 'timestamp' );
        $this->assertEquals( 0, $cacheEntry->numberofWatchingusers, 'watching users' );
        $this->assertEquals( false, $cacheEntry->unpatrolled, 'unpatrolled' );
 
        $this->assertUserLinks( $user->getName(), $cacheEntry );
        $this->assertTitleLink( 'Xyz', $cacheEntry );
 
        $diff = [ 'curid' => 5, 'diff' => 191, 'oldid' => 190 ];
        $cur = [ 'curid' => 5, 'diff' => 0, 'oldid' => 191 ];
        $this->assertQueryLink( 'cur', $cur, $cacheEntry->curlink );
        $this->assertQueryLink( 'prev', $diff, $cacheEntry->lastlink );
        $this->assertQueryLink( 'diff', $diff, $cacheEntry->difflink );
    }
 
    public function testNewForDeleteChange() {
        $user = $this->getMutableTestUser()->getUser();
        $recentChange = $this->testRecentChangesHelper->makeLogRecentChange(
            'delete',
            'delete',
            $user,
            'Abc',
            '20131103212153',
            0, // counter
            0 // number of watching users
        );
        $cacheEntryFactory = new RCCacheEntryFactory(
            $this->getContext(),
            $this->getMessages(),
            $this->linkRenderer
        );
        $cacheEntry = $cacheEntryFactory->newFromRecentChange( $recentChange, false );
 
        $this->assertInstanceOf( 'RCCacheEntry', $cacheEntry );
 
        $this->assertEquals( false, $cacheEntry->watched, 'watched' );
        $this->assertEquals( '21:21', $cacheEntry->timestamp, 'timestamp' );
        $this->assertEquals( 0, $cacheEntry->numberofWatchingusers, 'watching users' );
        $this->assertEquals( false, $cacheEntry->unpatrolled, 'unpatrolled' );
 
        $this->assertDeleteLogLink( $cacheEntry );
        $this->assertUserLinks( $user->getName(), $cacheEntry );
 
        $this->assertEquals( 'cur', $cacheEntry->curlink, 'cur link for delete log or rev' );
        $this->assertEquals( 'diff', $cacheEntry->difflink, 'diff link for delete log or rev' );
        $this->assertEquals( 'prev', $cacheEntry->lastlink, 'pref link for delete log or rev' );
    }
 
    public function testNewForRevUserDeleteChange() {
        $user = $this->getMutableTestUser()->getUser();
        $recentChange = $this->testRecentChangesHelper->makeDeletedEditRecentChange(
            $user,
            'Zzz',
            '20131103212153',
            191, // thisid
            190, // lastid
            '20131103212153',
            0, // counter
            0 // number of watching users
        );
        $cacheEntryFactory = new RCCacheEntryFactory(
            $this->getContext(),
            $this->getMessages(),
            $this->linkRenderer
        );
        $cacheEntry = $cacheEntryFactory->newFromRecentChange( $recentChange, false );
 
        $this->assertInstanceOf( 'RCCacheEntry', $cacheEntry );
 
        $this->assertEquals( false, $cacheEntry->watched, 'watched' );
        $this->assertEquals( '21:21', $cacheEntry->timestamp, 'timestamp' );
        $this->assertEquals( 0, $cacheEntry->numberofWatchingusers, 'watching users' );
        $this->assertEquals( false, $cacheEntry->unpatrolled, 'unpatrolled' );
 
        $this->assertRevDel( $cacheEntry );
        $this->assertTitleLink( 'Zzz', $cacheEntry );
 
        $this->assertEquals( 'cur', $cacheEntry->curlink, 'cur link for delete log or rev' );
        $this->assertEquals( 'diff', $cacheEntry->difflink, 'diff link for delete log or rev' );
        $this->assertEquals( 'prev', $cacheEntry->lastlink, 'pref link for delete log or rev' );
    }
 
    private function assertValidHTML( $actual ) {
        // Throws if invalid
        $doc = PHPUnit_Util_XML::load( $actual, /* isHtml */ true );
    }
 
    private function assertUserLinks( $user, $cacheEntry ) {
        $this->assertValidHTML( $cacheEntry->userlink );
        $this->assertRegExp(
            '#^<a .*class="new mw-userlink".*><bdi>' . $user . '</bdi></a>#',
            $cacheEntry->userlink,
            'verify user link'
        );
 
        $this->assertValidHTML( $cacheEntry->usertalklink );
        $this->assertRegExp(
            '#^ <span class="mw-usertoollinks">\(.*<a .+>talk</a>.*\)</span>#',
            $cacheEntry->usertalklink,
            'verify user talk link'
        );
 
        $this->assertValidHTML( $cacheEntry->usertalklink );
        $this->assertRegExp(
            '#^ <span class="mw-usertoollinks">\(.*<a .+>contribs</a>.*\)</span>$#',
            $cacheEntry->usertalklink,
            'verify user tool links'
        );
    }
 
    private function assertDeleteLogLink( $cacheEntry ) {
        $this->assertEquals(
            '(<a href="/wiki/Special:Log/delete" title="Special:Log/delete">Deletion log</a>)',
            $cacheEntry->link,
            'verify deletion log link'
        );
 
        $this->assertValidHTML( $cacheEntry->link );
    }
 
    private function assertRevDel( $cacheEntry ) {
        $this->assertEquals(
            ' <span class="history-deleted">(username removed)</span>',
            $cacheEntry->userlink,
            'verify user link for change with deleted revision and user'
        );
        $this->assertValidHTML( $cacheEntry->userlink );
    }
 
    private function assertTitleLink( $title, $cacheEntry ) {
        $this->assertEquals(
            '<a href="/wiki/' . $title . '" title="' . $title . '">' . $title . '</a>',
            $cacheEntry->link,
            'verify title link'
        );
        $this->assertValidHTML( $cacheEntry->link );
    }
 
    private function assertQueryLink( $content, $params, $link ) {
        $this->assertRegExp(
            "#^<a .+>$content</a>$#",
            $link,
            'verify query link element'
        );
        $this->assertValidHTML( $link );
 
        foreach ( $params as $key => $value ) {
            $this->assertRegExp( '/' . $key . '=' . $value . '/', $link, "verify $key link params" );
        }
    }
 
    private function getMessages() {
        return [
            'cur' => 'cur',
            'diff' => 'diff',
            'hist' => 'hist',
            'enhancedrc-history' => 'history',
            'last' => 'prev',
            'blocklink' => 'block',
            'history' => 'Page history',
            'semicolon-separator' => '; ',
            'pipe-separator' => ' | '
        ];
    }
 
    private function getContext() {
        $user = $this->getMutableTestUser()->getUser();
        $context = $this->testRecentChangesHelper->getTestContext( $user );
 
        $title = Title::newFromText( 'RecentChanges', NS_SPECIAL );
        $context->setTitle( $title );
 
        return $context;
    }
}