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<?php
class BitmapScalingTest extends MediaWikiTestCase {
function setUp() {
global $wgMaxImageArea, $wgCustomConvertCommand;
$this->oldMaxImageArea = $wgMaxImageArea;
$this->oldCustomConvertCommand = $wgCustomConvertCommand;
$wgMaxImageArea = 1.25e7; // 3500x3500
$wgCustomConvertCommand = 'dummy'; // Set so that we don't get client side rendering
}
function tearDown() {
global $wgMaxImageArea, $wgCustomConvertCommand;
$wgMaxImageArea = $this->oldMaxImageArea;
$wgCustomConvertCommand = $this->oldCustomConvertCommand;
}
/**
* @dataProvider provideNormaliseParams
*/
function testNormaliseParams( $fileDimensions, $expectedParams, $params, $msg ) {
$file = new FakeDimensionFile( $fileDimensions );
$handler = new BitmapHandler;
$valid = $handler->normaliseParams( $file, $params );
$this->assertTrue( $valid );
$this->assertEquals( $expectedParams, $params, $msg );
}
function provideNormaliseParams() {
return array(
/* Regular resize operations */
array(
array( 1024, 768 ),
array(
'width' => 512, 'height' => 384,
'physicalWidth' => 512, 'physicalHeight' => 384,
'page' => 1,
),
array( 'width' => 512 ),
'Resizing with width set',
),
array(
array( 1024, 768 ),
array(
'width' => 512, 'height' => 384,
'physicalWidth' => 512, 'physicalHeight' => 384,
'page' => 1,
),
array( 'width' => 512, 'height' => 768 ),
'Resizing with height set too high',
),
array(
array( 1024, 768 ),
array(
'width' => 512, 'height' => 384,
'physicalWidth' => 512, 'physicalHeight' => 384,
'page' => 1,
),
array( 'width' => 1024, 'height' => 384 ),
'Resizing with height set',
),
/* Very tall images */
array(
array( 1000, 100 ),
array(
'width' => 5, 'height' => 1,
'physicalWidth' => 5, 'physicalHeight' => 1,
'page' => 1,
),
array( 'width' => 5 ),
'Very wide image',
),
array(
array( 100, 1000 ),
array(
'width' => 1, 'height' => 10,
'physicalWidth' => 1, 'physicalHeight' => 10,
'page' => 1,
),
array( 'width' => 1 ),
'Very high image',
),
array(
array( 100, 1000 ),
array(
'width' => 1, 'height' => 5,
'physicalWidth' => 1, 'physicalHeight' => 10,
'page' => 1,
),
array( 'width' => 10, 'height' => 5 ),
'Very high image with height set',
),
/* Max image area */
array(
array( 4000, 4000 ),
array(
'width' => 5000, 'height' => 5000,
'physicalWidth' => 4000, 'physicalHeight' => 4000,
'page' => 1,
),
array( 'width' => 5000 ),
'Bigger than max image size but doesn\'t need scaling',
),
);
}
function testTooBigImage() {
$file = new FakeDimensionFile( array( 4000, 4000 ) );
$handler = new BitmapHandler;
$params = array( 'width' => '3700' ); // Still bigger than max size.
$this->assertEquals( 'TransformParameterError',
get_class( $handler->doTransform( $file, 'dummy path', '', $params ) ) );
}
function testTooBigMustRenderImage() {
$file = new FakeDimensionFile( array( 4000, 4000 ) );
$file->mustRender = true;
$handler = new BitmapHandler;
$params = array( 'width' => '5000' ); // Still bigger than max size.
$this->assertEquals( 'TransformParameterError',
get_class( $handler->doTransform( $file, 'dummy path', '', $params ) ) );
}
function testImageArea() {
$file = new FakeDimensionFile( array( 7, 9 ) );
$handler = new BitmapHandler;
$this->assertEquals( 63, $handler->getImageArea( $file ) );
}
}
class FakeDimensionFile extends File {
public $mustRender = false;
public function __construct( $dimensions ) {
parent::__construct( Title::makeTitle( NS_FILE, 'Test' ),
new NullRepo( null ) );
$this->dimensions = $dimensions;
}
public function getWidth( $page = 1 ) {
return $this->dimensions[0];
}
public function getHeight( $page = 1 ) {
return $this->dimensions[1];
}
public function mustRender() {
return $this->mustRender;
}
public function getPath() {
return '';
}
}
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