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<?php
/**
* @group Media
*/
class GIFHandlerTest extends MediaWikiMediaTestCase {
/** @var GIFHandler */
protected $handler;
protected function setUp() {
parent::setUp();
$this->handler = new GIFHandler();
}
/**
* @covers GIFHandler::getMetadata
*/
public function testInvalidFile() {
$res = $this->handler->getMetadata( null, $this->filePath . '/README' );
$this->assertEquals( GIFHandler::BROKEN_FILE, $res );
}
/**
* @param string $filename Basename of the file to check
* @param bool $expected Expected result.
* @dataProvider provideIsAnimated
* @covers GIFHandler::isAnimatedImage
*/
public function testIsAnimanted( $filename, $expected ) {
$file = $this->dataFile( $filename, 'image/gif' );
$actual = $this->handler->isAnimatedImage( $file );
$this->assertEquals( $expected, $actual );
}
public static function provideIsAnimated() {
return [
[ 'animated.gif', true ],
[ 'nonanimated.gif', false ],
];
}
/**
* @param string $filename
* @param int $expected Total image area
* @dataProvider provideGetImageArea
* @covers GIFHandler::getImageArea
*/
public function testGetImageArea( $filename, $expected ) {
$file = $this->dataFile( $filename, 'image/gif' );
$actual = $this->handler->getImageArea( $file, $file->getWidth(), $file->getHeight() );
$this->assertEquals( $expected, $actual );
}
public static function provideGetImageArea() {
return [
[ 'animated.gif', 5400 ],
[ 'nonanimated.gif', 1350 ],
];
}
/**
* @param string $metadata Serialized metadata
* @param int $expected One of the class constants of GIFHandler
* @dataProvider provideIsMetadataValid
* @covers GIFHandler::isMetadataValid
*/
public function testIsMetadataValid( $metadata, $expected ) {
$actual = $this->handler->isMetadataValid( null, $metadata );
$this->assertEquals( $expected, $actual );
}
public static function provideIsMetadataValid() {
// phpcs:disable Generic.Files.LineLength
return [
[ GIFHandler::BROKEN_FILE, GIFHandler::METADATA_GOOD ],
[ '', GIFHandler::METADATA_BAD ],
[ null, GIFHandler::METADATA_BAD ],
[ 'Something invalid!', GIFHandler::METADATA_BAD ],
[
'a:4:{s:10:"frameCount";i:1;s:6:"looped";b:0;s:8:"duration";d:0.1000000000000000055511151231257827021181583404541015625;s:8:"metadata";a:2:{s:14:"GIFFileComment";a:1:{i:0;s:35:"GIF test file ⁕ Created with GIMP";}s:15:"_MW_GIF_VERSION";i:1;}}',
GIFHandler::METADATA_GOOD
],
];
// phpcs:enable
}
/**
* @param string $filename
* @param string $expected Serialized array
* @dataProvider provideGetMetadata
* @covers GIFHandler::getMetadata
*/
public function testGetMetadata( $filename, $expected ) {
$file = $this->dataFile( $filename, 'image/gif' );
$actual = $this->handler->getMetadata( $file, "$this->filePath/$filename" );
$this->assertEquals( unserialize( $expected ), unserialize( $actual ) );
}
public static function provideGetMetadata() {
// phpcs:disable Generic.Files.LineLength
return [
[
'nonanimated.gif',
'a:4:{s:10:"frameCount";i:1;s:6:"looped";b:0;s:8:"duration";d:0.1000000000000000055511151231257827021181583404541015625;s:8:"metadata";a:2:{s:14:"GIFFileComment";a:1:{i:0;s:35:"GIF test file ⁕ Created with GIMP";}s:15:"_MW_GIF_VERSION";i:1;}}'
],
[
'animated-xmp.gif',
'a:4:{s:10:"frameCount";i:4;s:6:"looped";b:1;s:8:"duration";d:2.399999999999999911182158029987476766109466552734375;s:8:"metadata";a:5:{s:6:"Artist";s:7:"Bawolff";s:16:"ImageDescription";a:2:{s:9:"x-default";s:18:"A file to test GIF";s:5:"_type";s:4:"lang";}s:15:"SublocationDest";s:13:"The interwebs";s:14:"GIFFileComment";a:1:{i:0;s:16:"GIƒ·test·file";}s:15:"_MW_GIF_VERSION";i:1;}}'
],
];
// phpcs:enable
}
/**
* @param string $filename
* @param string $expected Serialized array
* @dataProvider provideGetIndependentMetaArray
* @covers GIFHandler::getCommonMetaArray
*/
public function testGetIndependentMetaArray( $filename, $expected ) {
$file = $this->dataFile( $filename, 'image/gif' );
$actual = $this->handler->getCommonMetaArray( $file );
$this->assertEquals( $expected, $actual );
}
public static function provideGetIndependentMetaArray() {
return [
[ 'nonanimated.gif', [
'GIFFileComment' => [
'GIF test file ⁕ Created with GIMP',
],
] ],
[ 'animated-xmp.gif',
[
'Artist' => 'Bawolff',
'ImageDescription' => [
'x-default' => 'A file to test GIF',
'_type' => 'lang',
],
'SublocationDest' => 'The interwebs',
'GIFFileComment' =>
[
'GIƒ·test·file',
],
]
],
];
}
/**
* @param string $filename
* @param float $expectedLength
* @dataProvider provideGetLength
* @covers GIFHandler::getLength
*/
public function testGetLength( $filename, $expectedLength ) {
$file = $this->dataFile( $filename, 'image/gif' );
$actualLength = $file->getLength();
$this->assertEquals( $expectedLength, $actualLength, '', 0.00001 );
}
public function provideGetLength() {
return [
[ 'animated.gif', 2.4 ],
[ 'animated-xmp.gif', 2.4 ],
[ 'nonanimated', 0.0 ],
[ 'Bishzilla_blink.gif', 1.4 ],
];
}
}
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