WatchedItemUnitTest.php

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<?php
use MediaWiki\Linker\LinkTarget;

class WatchedItemUnitTest extends MediaWikiTestCase {

    private function getMockUser( $id ) {
        $user = $this->getMock( User::class );
        $user->expects( $this->any() )
            ->method( 'getId' )
            ->will( $this->returnValue( $id ) );
        $user->expects( $this->any() )
            ->method( 'isAllowed' )
            ->will( $this->returnValue( true ) );
        return $user;
    }

    public function provideUserTitleTimestamp() {
        $user = $this->getMockUser( 111 );
        return [
            [ $user, Title::newFromText( 'SomeTitle' ), null ],
            [ $user, Title::newFromText( 'SomeTitle' ), '20150101010101' ],
            [ $user, new TitleValue( 0, 'TVTitle', 'frag' ), '20150101010101' ],
        ];
    }

    private function getMockWatchedItemStore() {
        return $this->getMockBuilder( WatchedItemStore::class )
            ->disableOriginalConstructor()
            ->getMock();
    }

    public function testConstruction( $user, LinkTarget $linkTarget, $notifTimestamp ) {
        $item = new WatchedItem( $user, $linkTarget, $notifTimestamp );

        $this->assertSame( $user, $item->getUser() );
        $this->assertSame( $linkTarget, $item->getLinkTarget() );
        $this->assertSame( $notifTimestamp, $item->getNotificationTimestamp() );

        // The below tests the internal WatchedItem::getTitle method
        $this->assertInstanceOf( 'Title', $item->getTitle() );
        $this->assertSame( $linkTarget->getDBkey(), $item->getTitle()->getDBkey() );
        $this->assertSame( $linkTarget->getFragment(), $item->getTitle()->getFragment() );
        $this->assertSame( $linkTarget->getNamespace(), $item->getTitle()->getNamespace() );
        $this->assertSame( $linkTarget->getText(), $item->getTitle()->getText() );
    }

    public function testFromUserTitle( $user, $linkTarget, $timestamp ) {
        $store = $this->getMockWatchedItemStore();
        $store->expects( $this->once() )
            ->method( 'loadWatchedItem' )
            ->with( $user, $linkTarget )
            ->will( $this->returnValue( new WatchedItem( $user, $linkTarget, $timestamp ) ) );
        $this->setService( 'WatchedItemStore', $store );

        $item = WatchedItem::fromUserTitle( $user, $linkTarget, User::IGNORE_USER_RIGHTS );

        $this->assertEquals( $user, $item->getUser() );
        $this->assertEquals( $linkTarget, $item->getLinkTarget() );
        $this->assertEquals( $timestamp, $item->getNotificationTimestamp() );
    }

    public function testAddWatch() {
        $title = Title::newFromText( 'SomeTitle' );
        $timestamp = null;
        $checkRights = 0;

        $user = $this->getMock( User::class );
        $user->expects( $this->once() )
            ->method( 'addWatch' )
            ->with( $title, $checkRights );

        $item = new WatchedItem( $user, $title, $timestamp, $checkRights );
        $this->assertTrue( $item->addWatch() );
    }

    public function testRemoveWatch() {
        $title = Title::newFromText( 'SomeTitle' );
        $timestamp = null;
        $checkRights = 0;

        $user = $this->getMock( User::class );
        $user->expects( $this->once() )
            ->method( 'removeWatch' )
            ->with( $title, $checkRights );

        $item = new WatchedItem( $user, $title, $timestamp, $checkRights );
        $this->assertTrue( $item->removeWatch() );
    }

    public function provideBooleans() {
        return [
            [ true ],
            [ false ],
        ];
    }

    public function testIsWatched( $returnValue ) {
        $title = Title::newFromText( 'SomeTitle' );
        $timestamp = null;
        $checkRights = 0;

        $user = $this->getMock( User::class );
        $user->expects( $this->once() )
            ->method( 'isWatched' )
            ->with( $title, $checkRights )
            ->will( $this->returnValue( $returnValue ) );

        $item = new WatchedItem( $user, $title, $timestamp, $checkRights );
        $this->assertEquals( $returnValue, $item->isWatched() );
    }

    public function testDuplicateEntries() {
        $oldTitle = Title::newFromText( 'OldTitle' );
        $newTitle = Title::newFromText( 'NewTitle' );

        $store = $this->getMockWatchedItemStore();
        $store->expects( $this->once() )
            ->method( 'duplicateAllAssociatedEntries' )
            ->with( $oldTitle, $newTitle );
        $this->setService( 'WatchedItemStore', $store );

        WatchedItem::duplicateEntries( $oldTitle, $newTitle );
    }

}