tests/phpunit/includes/media/PNGTest.php

   1 <?php
   2 class PNGHandlerTest extends MediaWikiTestCase {
   3
   4         public function setUp() {
   5                 $this->filePath = __DIR__ .  '/../../data/media';
   6                 $this->backend = new FSFileBackend( array(
   7                         'name'           => 'localtesting',
   8                         'lockManager'    => 'nullLockManager',
   9                         'containerPaths' => array( 'data' => $this->filePath )
  10                 ) );
  11                 $this->repo = new FSRepo( array(
  12                         'name'    => 'temp',
  13                         'url'     => 'http://localhost/thumbtest',
  14                         'backend' => $this->backend
  15                 ) );
  16                 $this->handler = new PNGHandler();
  17         }
  18
  19         public function testInvalidFile() {
  20                 $res = $this->handler->getMetadata( null, $this->filePath . '/README' );
  21                 $this->assertEquals( PNGHandler::BROKEN_FILE, $res );
  22         }
  23         /**
  24          * @param $filename String basename of the file to check
  25          * @param $expected boolean Expected result.
  26          * @dataProvider dataIsAnimated
  27          */
  28         public function testIsAnimanted( $filename, $expected ) {
  29                 $file = $this->dataFile( $filename, 'image/png' );
  30                 $actual = $this->handler->isAnimatedImage( $file );
  31                 $this->assertEquals( $expected, $actual );
  32         }
  33         public function dataIsAnimated() {
  34                 return array(
  35                         array( 'Animated_PNG_example_bouncing_beach_ball.png', true ),
  36                         array( '1bit-png.png', false ),
  37                 );
  38         }
  39
  40         /**
  41          * @param $filename String
  42          * @param $expected Integer Total image area
  43          * @dataProvider dataGetImageArea
  44          */
  45         public function testGetImageArea( $filename, $expected ) {
  46                 $file = $this->dataFile($filename, 'image/png' );
  47                 $actual = $this->handler->getImageArea( $file, $file->getWidth(), $file->getHeight() );
  48                 $this->assertEquals( $expected, $actual );
  49         }
  50         public function dataGetImageArea() {
  51                 return array(
  52                         array( '1bit-png.png', 2500 ),
  53                         array( 'greyscale-png.png', 2500 ),
  54                         array( 'Png-native-test.png', 126000 ),
  55                         array( 'Animated_PNG_example_bouncing_beach_ball.png', 10000 ),
  56                 );
  57         }
  58
  59         /**
  60          * @param $metadata String Serialized metadata
  61          * @param $expected Integer One of the class constants of PNGHandler
  62          * @dataProvider dataIsMetadataValid
  63          */
  64         public function testIsMetadataValid( $metadata, $expected ) {
  65                 $actual = $this->handler->isMetadataValid( null, $metadata );
  66                 $this->assertEquals( $expected, $actual );
  67         }
  68         public function dataIsMetadataValid() {
  69                 return array(
  70                         array( PNGHandler::BROKEN_FILE, PNGHandler::METADATA_GOOD ),
  71                         array( '', PNGHandler::METADATA_BAD ),
  72                         array( null, PNGHandler::METADATA_BAD ),
  73                         array( 'Something invalid!', PNGHandler::METADATA_BAD ),
  74                         array( 'a:6:{s:10:"frameCount";i:0;s:9:"loopCount";i:1;s:8:"duration";d:0;s:8:"bitDepth";i:8;s:9:"colorType";s:10:"truecolour";s:8:"metadata";a:1:{s:15:"_MW_PNG_VERSION";i:1;}}', PNGHandler::METADATA_GOOD ),
  75                 );
  76         }
  77
  78         /**
  79          * @param $filename String
  80          * @param $expected String Serialized array
  81          * @dataProvider dataGetMetadata
  82          */
  83         public function testGetMetadata( $filename, $expected ) {
  84                 $file = $this->dataFile( $filename, 'image/png' );
  85                 $actual = $this->handler->getMetadata( $file, "$this->filePath/$filename" );
  86 //              $this->assertEquals( unserialize( $expected ), unserialize( $actual ) );
  87                 $this->assertEquals( ( $expected ), ( $actual ) );
  88         }
  89         public function dataGetMetadata() {
  90                 return array(
  91                         array( 'rgb-na-png.png', 'a:6:{s:10:"frameCount";i:0;s:9:"loopCount";i:1;s:8:"duration";d:0;s:8:"bitDepth";i:8;s:9:"colorType";s:10:"truecolour";s:8:"metadata";a:1:{s:15:"_MW_PNG_VERSION";i:1;}}' ),
  92                         array( 'xmp.png', 'a:6:{s:10:"frameCount";i:0;s:9:"loopCount";i:1;s:8:"duration";d:0;s:8:"bitDepth";i:1;s:9:"colorType";s:14:"index-coloured";s:8:"metadata";a:2:{s:12:"SerialNumber";s:9:"123456789";s:15:"_MW_PNG_VERSION";i:1;}}' ),
  93                 );
  94         }
  95
  96         private function dataFile( $name, $type ) {
  97                 return new UnregisteredLocalFile( false, $this->repo,
  98                         "mwstore://localtesting/data/$name", $type );
  99         }
 100 }