ImagePageTest.php

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<?php
class ImagePageTest extends MediaWikiMediaTestCase {

    function setUp() {
        $this->setMwGlobals( 'wgImageLimits', array(
            array( 320, 240 ),
            array( 640, 480 ),
            array( 800, 600 ),
            array( 1024, 768 ),
            array( 1280, 1024 )
        ) );
        parent::setUp();
    }

    function getImagePage( $filename ) {
        $title = Title::makeTitleSafe( NS_FILE, $filename );
        $file = $this->dataFile( $filename );
        $iPage = new ImagePage( $title );
        $iPage->setFile( $file );
        return $iPage;
    }

    function testGetDisplayWidthHeight( $dim, $expected ) {
        $iPage = $this->getImagePage( 'animated.gif' );
        $reflection = new ReflectionClass( $iPage );
        $reflMethod = $reflection->getMethod( 'getDisplayWidthHeight' );
        $reflMethod->setAccessible( true );

        $actual = $reflMethod->invoke( $iPage, $dim[0], $dim[1], $dim[2], $dim[3] );
        $this->assertEquals( $actual, $expected );
    }

    function providerGetDisplayWidthHeight() {
        return array(
            array(
                array( 1024.0, 768.0, 600.0, 600.0 ),
                array( 600.0, 600.0 )
            ),
            array(
                array( 1024.0, 768.0, 1600.0, 600.0 ),
                array( 1024.0, 384.0 )
            ),
            array(
                array( 1024.0, 768.0, 1024.0, 768.0 ),
                array( 1024.0, 768.0 )
            ),
            array(
                array( 1024.0, 768.0, 800.0, 1000.0 ),
                array( 614.0, 768.0 )
            ),
            array(
                array( 1024.0, 768.0, 0, 1000 ),
                array( 0, 0 )
            ),
            array(
                array( 1024.0, 768.0, 2000, 0 ),
                array( 0, 0 )
            ),
        );
    }

    function testGetThumbSizes( $filename, $expectedNumberThumbs ) {
        $iPage = $this->getImagePage( $filename );
        $reflection = new ReflectionClass( $iPage );
        $reflMethod = $reflection->getMethod( 'getThumbSizes' );
        $reflMethod->setAccessible( true );

        $actual = $reflMethod->invoke( $iPage, 545, 700 );
        $this->assertEquals( count( $actual ), $expectedNumberThumbs );
    }

    function providerGetThumbSizes() {
        return array(
            array( 'animated.gif', 2 ),
            array( 'Toll_Texas_1.svg', 1 ),
            array( '80x60-Greyscale.xcf', 1 ),
            array( 'jpeg-comment-binary.jpg', 2 ),
        );
    }
}