DifferenceEngineSlotDiffRendererTest.php

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<?php
 
class DifferenceEngineSlotDiffRendererTest extends \PHPUnit\Framework\TestCase {
 
    public function testGetDiff() {
        $differenceEngine = new CustomDifferenceEngine();
        $slotDiffRenderer = new DifferenceEngineSlotDiffRenderer( $differenceEngine );
        $oldContent = ContentHandler::makeContent( 'xxx', null, CONTENT_MODEL_TEXT );
        $newContent = ContentHandler::makeContent( 'yyy', null, CONTENT_MODEL_TEXT );
 
        $diff = $slotDiffRenderer->getDiff( $oldContent, $newContent );
        $this->assertEquals( 'xxx|yyy', $diff );
 
        $diff = $slotDiffRenderer->getDiff( null, $newContent );
        $this->assertEquals( '|yyy', $diff );
 
        $diff = $slotDiffRenderer->getDiff( $oldContent, null );
        $this->assertEquals( 'xxx|', $diff );
    }
 
    public function testAddModules() {
        $output = $this->getMockBuilder( OutputPage::class )
            ->disableOriginalConstructor()
            ->setMethods( [ 'addModules' ] )
            ->getMock();
        $output->expects( $this->once() )
            ->method( 'addModules' )
            ->with( 'foo' );
        $differenceEngine = new CustomDifferenceEngine();
        $slotDiffRenderer = new DifferenceEngineSlotDiffRenderer( $differenceEngine );
        $slotDiffRenderer->addModules( $output );
    }
 
    public function testGetExtraCacheKeys() {
        $differenceEngine = new CustomDifferenceEngine();
        $slotDiffRenderer = new DifferenceEngineSlotDiffRenderer( $differenceEngine );
        $extraCacheKeys = $slotDiffRenderer->getExtraCacheKeys();
        $this->assertSame( [ 'foo' ], $extraCacheKeys );
    }
 
}