wfThumbIsStandardTest.php

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<?php
 
use MediaWiki\MediaWikiServices;
 
class WfThumbIsStandardTest extends MediaWikiTestCase {
 
    protected function setUp() {
        parent::setUp();
 
        $this->setMwGlobals( [
            'wgThumbLimits' => [
                100,
                401
            ],
            'wgImageLimits' => [
                [ 300, 225 ],
                [ 800, 600 ],
            ],
        ] );
    }
 
    public static function provideThumbParams() {
        return [
            // Thumb limits
            [
                'Standard thumb width',
                true,
                [ 'width' => 100 ],
            ],
            [
                'Standard thumb width',
                true,
                [ 'width' => 401 ],
            ],
            // wfThumbIsStandard should match Linker::processResponsiveImages
            // in its rounding behaviour.
            [
                'Standard thumb width (HiDPI 1.5x) - incorrect rounding',
                false,
                [ 'width' => 601 ],
            ],
            [
                'Standard thumb width (HiDPI 1.5x)',
                true,
                [ 'width' => 602 ],
            ],
            [
                'Standard thumb width (HiDPI 2x)',
                true,
                [ 'width' => 802 ],
            ],
            [
                'Non-standard thumb width',
                false,
                [ 'width' => 300 ],
            ],
            // Image limits
            // Note: Image limits are measured as pairs. Individual values
            // may be non-standard based on the aspect ratio.
            [
                'Standard image width/height pair',
                true,
                [ 'width' => 250, 'height' => 225 ],
            ],
            [
                'Standard image width/height pair',
                true,
                [ 'width' => 667, 'height' => 600 ],
            ],
            [
                'Standard image width where image does not fit aspect ratio',
                false,
                [ 'width' => 300 ],
            ],
            [
                'Implicit width from image width/height pair aspect ratio fit',
                true,
                // 2000x1800 fit inside 300x225 makes w=250
                [ 'width' => 250 ],
            ],
            [
                'Height-only is always non-standard',
                false,
                [ 'height' => 225 ],
            ],
        ];
    }
 
    public function testIsStandard( $message, $expected, $params ) {
        $handlers = MediaWikiServices::getInstance()->getMainConfig()->get( 'ParserTestMediaHandlers' );
        $this->setService( 'MediaHandlerFactory', new MediaHandlerFactory( $handlers ) );
        $this->assertSame(
            $expected,
            wfThumbIsStandard( new FakeDimensionFile( [ 2000, 1800 ], 'image/jpeg' ), $params ),
            $message
        );
    }
}