2 class WebPHandlerTest
extends MediaWikiTestCase
{
3 public function setUp() {
5 // Allocated file for testing
6 $this->tempFileName
= tempnam( wfTempDir(), 'WEBP' );
8 public function tearDown() {
10 unlink( $this->tempFileName
);
13 * @dataProvider provideTestExtractMetaData
15 public function testExtractMetaData( $header, $expectedResult ) {
16 // Put header into file
17 file_put_contents( $this->tempFileName
, $header );
19 $this->assertEquals( $expectedResult, WebPHandler
::extractMetadata( $this->tempFileName
) );
21 public function provideTestExtractMetaData() {
23 // Files from https://developers.google.com/speed/webp/gallery2
24 array( "\x52\x49\x46\x46\x90\x68\x01\x00\x57\x45\x42\x50\x56\x50\x38\x4C\x83\x68\x01\x00\x2F\x8F\x01\x4B\x10\x8D\x38\x6C\xDB\x46\x92\xE0\xE0\x82\x7B\x6C",
25 array( 'compression' => 'lossless', 'width' => 400, 'height' => 301 ) ),
26 array( "\x52\x49\x46\x46\x64\x5B\x00\x00\x57\x45\x42\x50\x56\x50\x38\x58\x0A\x00\x00\x00\x10\x00\x00\x00\x8F\x01\x00\x2C\x01\x00\x41\x4C\x50\x48\xE5\x0E",
27 array( 'compression' => 'unknown', 'animated' => false, 'transparency' => true, 'width' => 400, 'height' => 301) ),
28 array( "\x52\x49\x46\x46\xA8\x72\x00\x00\x57\x45\x42\x50\x56\x50\x38\x4C\x9B\x72\x00\x00\x2F\x81\x81\x62\x10\x8D\x40\x8C\x24\x39\x6E\x73\x73\x38\x01\x96",
29 array( 'compression' => 'lossless', 'width' => 386, 'height' => 395 ) ),
30 array( "\x52\x49\x46\x46\xE0\x42\x00\x00\x57\x45\x42\x50\x56\x50\x38\x58\x0A\x00\x00\x00\x10\x00\x00\x00\x81\x01\x00\x8A\x01\x00\x41\x4C\x50\x48\x56\x10",
31 array( 'compression' => 'unknown', 'animated' => false, 'transparency' => true, 'width' => 386, 'height' => 395 ) ),
32 array( "\x52\x49\x46\x46\x70\x61\x02\x00\x57\x45\x42\x50\x56\x50\x38\x4C\x63\x61\x02\x00\x2F\x1F\xC3\x95\x10\x8D\xC8\x72\xDB\xC8\x92\x24\xD8\x91\xD9\x91",
33 array( 'compression' => 'lossless', 'width' => 800, 'height' => 600 ) ),
34 array( "\x52\x49\x46\x46\x1C\x1D\x01\x00\x57\x45\x42\x50\x56\x50\x38\x58\x0A\x00\x00\x00\x10\x00\x00\x00\x1F\x03\x00\x57\x02\x00\x41\x4C\x50\x48\x25\x8B",
35 array( 'compression' => 'unknown', 'animated' => false, 'transparency' => true, 'width' => 800, 'height' => 600 ) ),
36 array( "\x52\x49\x46\x46\xFA\xC5\x00\x00\x57\x45\x42\x50\x56\x50\x38\x4C\xEE\xC5\x00\x00\x2F\xA4\x81\x28\x10\x8D\x40\x68\x24\xC9\x91\xA4\xAE\xF3\x97\x75",
37 array( 'compression' => 'lossless', 'width' => 421, 'height' => 163 ) ),
38 array( "\x52\x49\x46\x46\xF6\x5D\x00\x00\x57\x45\x42\x50\x56\x50\x38\x58\x0A\x00\x00\x00\x10\x00\x00\x00\xA4\x01\x00\xA2\x00\x00\x41\x4C\x50\x48\x38\x1A",
39 array( 'compression' => 'unknown', 'animated' => false, 'transparency' => true, 'width' => 421, 'height' => 163 ) ),
40 array( "\x52\x49\x46\x46\xC4\x96\x01\x00\x57\x45\x42\x50\x56\x50\x38\x4C\xB8\x96\x01\x00\x2F\x2B\xC1\x4A\x10\x11\x87\x6D\xDB\x48\x12\xFC\x60\xB0\x83\x24",
41 array( 'compression' => 'lossless', 'width' => 300, 'height' => 300 ) ),
42 array( "\x52\x49\x46\x46\x0A\x11\x01\x00\x57\x45\x42\x50\x56\x50\x38\x58\x0A\x00\x00\x00\x10\x00\x00\x00\x2B\x01\x00\x2B\x01\x00\x41\x4C\x50\x48\x67\x6E",
43 array( 'compression' => 'unknown', 'animated' => false, 'transparency' => true, 'width' => 300, 'height' => 300 ) ),
45 // Lossy files from https://developers.google.com/speed/webp/gallery1
46 array( "\x52\x49\x46\x46\x68\x76\x00\x00\x57\x45\x42\x50\x56\x50\x38\x20\x5C\x76\x00\x00\xD2\xBE\x01\x9D\x01\x2A\x26\x02\x70\x01\x3E\xD5\x4E\x97\x43\xA2",
47 array( 'compression' => 'lossy', 'width' => 550, 'height' => 368 ) ),
48 array( "\x52\x49\x46\x46\xB0\xEC\x00\x00\x57\x45\x42\x50\x56\x50\x38\x20\xA4\xEC\x00\x00\xB2\x4B\x02\x9D\x01\x2A\x26\x02\x94\x01\x3E\xD1\x50\x96\x46\x26",
49 array( 'compression' => 'lossy', 'width' => 550, 'height' => 404 ) ),
50 array( "\x52\x49\x46\x46\x7A\x19\x03\x00\x57\x45\x42\x50\x56\x50\x38\x20\x6E\x19\x03\x00\xB2\xF8\x09\x9D\x01\x2A\x00\x05\xD0\x02\x3E\xAD\x46\x99\x4A\xA5",
51 array( 'compression' => 'lossy', 'width' => 1280, 'height' => 720 ) ),
52 array( "\x52\x49\x46\x46\x44\xB3\x02\x00\x57\x45\x42\x50\x56\x50\x38\x20\x38\xB3\x02\x00\x52\x57\x06\x9D\x01\x2A\x00\x04\x04\x03\x3E\xA5\x44\x96\x49\x26",
53 array( 'compression' => 'lossy', 'width' => 1024, 'height' => 772) ),
54 array( "\x52\x49\x46\x46\x02\x43\x01\x00\x57\x45\x42\x50\x56\x50\x38\x20\xF6\x42\x01\x00\x12\xC0\x05\x9D\x01\x2A\x00\x04\xF0\x02\x3E\x79\x34\x93\x47\xA4",
55 array( 'compression' => 'lossy', 'width' => 1024, 'height' => 752) ),
57 // Animated file from https://groups.google.com/a/chromium.org/d/topic/blink-dev/Y8tRC4mdQz8/discussion
58 array( "\x52\x49\x46\x46\xD0\x0B\x02\x00\x57\x45\x42\x50\x56\x50\x38\x58\x0A\x00\x00\x00\x12\x00\x00\x00\x3F\x01\x00\x3F\x01\x00\x41\x4E",
59 array( 'compression' => 'unknown', 'animated' => true, 'transparency' => true, 'width' => 320, 'height' => 320 ) ),
64 array( 'RIFF ', false ),
65 array( 'RIFF1234WEBP ', false ),
66 array( 'RIFF1234WEBPVP8 ', false ),
67 array( 'RIFF1234WEBPVP8L ', false ),
72 * @dataProvider provideTestWithFileExtractMetaData
74 public function testWithFileExtractMetaData( $filename, $expectedResult ) {
75 $this->assertEquals( $expectedResult, WebPHandler
::extractMetadata( $filename ) );
77 public function provideTestWithFileExtractMetaData() {
79 array( __DIR__
. '/../../data/media/2_webp_ll.webp',
80 array( 'compression' => 'lossless', 'width' => 386, 'height' => 395 ) ),
81 array( __DIR__
. '/../../data/media/2_webp_a.webp',
82 array( 'compression' => 'lossy', 'animated' => false, 'transparency' => true, 'width' => 386, 'height' => 395 ) ),
87 * @dataProvider provideTestGetImageSize
89 public function testGetImageSize( $path, $expectedResult ) {
90 $handler = new WebPHandler();
91 $this->assertEquals( $expectedResult, $handler->getImageSize( null, $path ) );
93 public function provideTestGetImageSize() {
95 // Public domain files from https://developers.google.com/speed/webp/gallery2
96 array( __DIR__
. '/../../data/media/2_webp_a.webp', array( 386, 395 ) ),
97 array( __DIR__
. '/../../data/media/2_webp_ll.webp', array( 386, 395 ) ),
98 array( __DIR__
. '/../../data/media/webp_animated.webp', array( 300, 225 ) ),
101 array( __FILE__
, false ),
106 * Tests the WebP MIME detection. This should really be a separate test, but sticking it
109 * @dataProvider provideTestGetMimeType
111 public function testGuessMimeType( $path ) {
112 $mime = MimeMagic
::singleton();
113 $this->assertEquals( 'image/webp', $mime->guessMimeType( $path, false ) );
115 public function provideTestGetMimeType() {
117 // Public domain files from https://developers.google.com/speed/webp/gallery2
118 array( __DIR__
. '/../../data/media/2_webp_a.webp' ),
119 array( __DIR__
. '/../../data/media/2_webp_ll.webp' ),
120 array( __DIR__
. '/../../data/media/webp_animated.webp' ),
125 /* Python code to extract a header and convert to PHP format:
126 * print '"%s"' % ''.join( '\\x%02X' % ord(c) for c in urllib.urlopen(url).read(36) )