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, 'cur link' );
        $this->assertQueryLink( 'prev', $diff, $cacheEntry->lastlink, 'prev link' );
        $this->assertQueryLink( 'diff', $diff, $cacheEntry->difflink, 'diff link' );
    }

    public function testNewForDeleteChange() {
        $expected = [
            'title' => 'Abc',
            'user' => 'TestRecentChangesUser',
            'timestamp' => '21:21',
            'numberofWatchingusers' => 0,
            'unpatrolled' => false
        ];
        $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 assertUserLinks( $user, $cacheEntry ) {
        $this->assertTag(
            [
                'tag' => 'a',
                'attributes' => [
                    'class' => 'new mw-userlink'
                ],
                'content' => $user
            ],
            $cacheEntry->userlink,
            'verify user link'
        );

        $this->assertTag(
            [
                'tag' => 'span',
                'attributes' => [
                    'class' => 'mw-usertoollinks'
                ],
                'child' => [
                    'tag' => 'a',
                    'content' => 'talk',
                ]
            ],
            $cacheEntry->usertalklink,
            'verify user talk link'
        );

        $this->assertTag(
            [
                'tag' => 'span',
                'attributes' => [
                    'class' => 'mw-usertoollinks'
                ],
                'child' => [
                    'tag' => 'a',
                    'content' => 'contribs',
                ]
            ],
            $cacheEntry->usertalklink,
            'verify user tool links'
        );
    }

    private function assertDeleteLogLink( $cacheEntry ) {
        $this->assertTag(
            [
                'tag' => 'a',
                'attributes' => [
                    'href' => '/wiki/Special:Log/delete',
                    'title' => 'Special:Log/delete'
                ],
                'content' => 'Deletion log'
            ],
            $cacheEntry->link,
            'verify deletion log link'
        );
    }

    private function assertRevDel( $cacheEntry ) {
        $this->assertTag(
            [
                'tag' => 'span',
                'attributes' => [
                    'class' => 'history-deleted'
                ],
                'content' => '(username removed)'
            ],
            $cacheEntry->userlink,
            'verify user link for change with deleted revision and user'
        );
    }

    private function assertTitleLink( $title, $cacheEntry ) {
        $this->assertTag(
            [
                'tag' => 'a',
                'attributes' => [
                    'href' => '/wiki/' . $title,
                    'title' => $title
                ],
                'content' => $title
            ],
            $cacheEntry->link,
            'verify title link'
        );
    }

    private function assertQueryLink( $content, $params, $link ) {
        $this->assertTag(
            [
                'tag' => 'a',
                'content' => $content
            ],
            $link,
            'assert query link element'
        );

        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;
    }
}