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<?php
class ExifBitmapTest extends MediaWikiTestCase {
public function setUp() {
global $wgShowEXIF;
$this->showExif = $wgShowEXIF;
$wgShowEXIF = true;
$this->handler = new ExifBitmapHandler;
if ( !wfDl( 'exif' ) ) {
$this->markTestSkipped( "This test needs the exif extension." );
}
}
public function tearDown() {
global $wgShowEXIF;
$wgShowEXIF = $this->showExif;
}
public function testIsOldBroken() {
$res = $this->handler->isMetadataValid( null, ExifBitmapHandler::OLD_BROKEN_FILE );
$this->assertEquals( ExifBitmapHandler::METADATA_COMPATIBLE, $res );
}
public function testIsBrokenFile() {
$res = $this->handler->isMetadataValid( null, ExifBitmapHandler::BROKEN_FILE );
$this->assertEquals( ExifBitmapHandler::METADATA_GOOD, $res );
}
public function testIsInvalid() {
$res = $this->handler->isMetadataValid( null, 'Something Invalid Here.' );
$this->assertEquals( ExifBitmapHandler::METADATA_BAD, $res );
}
public function testGoodMetadata() {
$meta = 'a:16:{s:10:"ImageWidth";i:20;s:11:"ImageLength";i:20;s:13:"BitsPerSample";a:3:{i:0;i:8;i:1;i:8;i:2;i:8;}s:11:"Compression";i:5;s:25:"PhotometricInterpretation";i:2;s:16:"ImageDescription";s:17:"Created with GIMP";s:12:"StripOffsets";i:8;s:11:"Orientation";i:1;s:15:"SamplesPerPixel";i:3;s:12:"RowsPerStrip";i:64;s:15:"StripByteCounts";i:238;s:11:"XResolution";s:19:"1207959552/16777216";s:11:"YResolution";s:19:"1207959552/16777216";s:19:"PlanarConfiguration";i:1;s:14:"ResolutionUnit";i:2;s:22:"MEDIAWIKI_EXIF_VERSION";i:2;}';
$res = $this->handler->isMetadataValid( null, $meta );
$this->assertEquals( ExifBitmapHandler::METADATA_GOOD, $res );
}
public function testIsOldGood() {
$meta = 'a:16:{s:10:"ImageWidth";i:20;s:11:"ImageLength";i:20;s:13:"BitsPerSample";a:3:{i:0;i:8;i:1;i:8;i:2;i:8;}s:11:"Compression";i:5;s:25:"PhotometricInterpretation";i:2;s:16:"ImageDescription";s:17:"Created with GIMP";s:12:"StripOffsets";i:8;s:11:"Orientation";i:1;s:15:"SamplesPerPixel";i:3;s:12:"RowsPerStrip";i:64;s:15:"StripByteCounts";i:238;s:11:"XResolution";s:19:"1207959552/16777216";s:11:"YResolution";s:19:"1207959552/16777216";s:19:"PlanarConfiguration";i:1;s:14:"ResolutionUnit";i:2;s:22:"MEDIAWIKI_EXIF_VERSION";i:1;}';
$res = $this->handler->isMetadataValid( null, $meta );
$this->assertEquals( ExifBitmapHandler::METADATA_COMPATIBLE, $res );
}
// Handle metadata from paged tiff handler (gotten via instant commons)
// gracefully.
public function testPagedTiffHandledGracefully() {
$meta = 'a:6:{s:9:"page_data";a:1:{i:1;a:5:{s:5:"width";i:643;s:6:"height";i:448;s:5:"alpha";s:4:"true";s:4:"page";i:1;s:6:"pixels";i:288064;}}s:10:"page_count";i:1;s:10:"first_page";i:1;s:9:"last_page";i:1;s:4:"exif";a:9:{s:10:"ImageWidth";i:643;s:11:"ImageLength";i:448;s:11:"Compression";i:5;s:25:"PhotometricInterpretation";i:2;s:11:"Orientation";i:1;s:15:"SamplesPerPixel";i:4;s:12:"RowsPerStrip";i:50;s:19:"PlanarConfiguration";i:1;s:22:"MEDIAWIKI_EXIF_VERSION";i:1;}s:21:"TIFF_METADATA_VERSION";s:3:"1.4";}';
$res = $this->handler->isMetadataValid( null, $meta );
$this->assertEquals( ExifBitmapHandler::METADATA_BAD, $res );
}
function testConvertMetadataLatest() {
$metadata = array(
'foo' => array( 'First', 'Second', '_type' => 'ol' ),
'MEDIAWIKI_EXIF_VERSION' => 2
);
$res = $this->handler->convertMetadataVersion( $metadata, 2 );
$this->assertEquals( $metadata, $res );
}
function testConvertMetadataToOld() {
$metadata = array(
'foo' => array( 'First', 'Second', '_type' => 'ol' ),
'bar' => array( 'First', 'Second', '_type' => 'ul' ),
'baz' => array( 'First', 'Second' ),
'fred' => 'Single',
'MEDIAWIKI_EXIF_VERSION' => 2,
);
$expected = array(
'foo' => "\n#First\n#Second",
'bar' => "\n*First\n*Second",
'baz' => "\n*First\n*Second",
'fred' => 'Single',
'MEDIAWIKI_EXIF_VERSION' => 1,
);
$res = $this->handler->convertMetadataVersion( $metadata, 1 );
$this->assertEquals( $expected, $res );
}
function testConvertMetadataSoftware() {
$metadata = array(
'Software' => array( array('GIMP', '1.1' ) ),
'MEDIAWIKI_EXIF_VERSION' => 2,
);
$expected = array(
'Software' => 'GIMP (Version 1.1)',
'MEDIAWIKI_EXIF_VERSION' => 1,
);
$res = $this->handler->convertMetadataVersion( $metadata, 1 );
$this->assertEquals( $expected, $res );
}
function testConvertMetadataSoftwareNormal() {
$metadata = array(
'Software' => array( "GIMP 1.2", "vim" ),
'MEDIAWIKI_EXIF_VERSION' => 2,
);
$expected = array(
'Software' => "\n*GIMP 1.2\n*vim",
'MEDIAWIKI_EXIF_VERSION' => 1,
);
$res = $this->handler->convertMetadataVersion( $metadata, 1 );
$this->assertEquals( $expected, $res );
}
}