tests/phpunit/includes/media/PNGTest.php

   1 <?php
   2 class PNGHandlerTest extends MediaWikiMediaTestCase {
   3
   4         /** @var PNGHandler */
   5         protected $handler;
   6
   7         protected function setUp() {
   8                 parent::setUp();
   9                 $this->handler = new PNGHandler();
  10         }
  11
  12         /**
  13          * @covers PNGHandler::getMetadata
  14          */
  15         public function testInvalidFile() {
  16                 $res = $this->handler->getMetadata( null, $this->filePath . '/README' );
  17                 $this->assertEquals( PNGHandler::BROKEN_FILE, $res );
  18         }
  19
  20         /**
  21          * @param string $filename basename of the file to check
  22          * @param bool $expected Expected result.
  23          * @dataProvider provideIsAnimated
  24          * @covers PNGHandler::isAnimatedImage
  25          */
  26         public function testIsAnimanted( $filename, $expected ) {
  27                 $file = $this->dataFile( $filename, 'image/png' );
  28                 $actual = $this->handler->isAnimatedImage( $file );
  29                 $this->assertEquals( $expected, $actual );
  30         }
  31
  32         public static function provideIsAnimated() {
  33                 return array(
  34                         array( 'Animated_PNG_example_bouncing_beach_ball.png', true ),
  35                         array( '1bit-png.png', false ),
  36                 );
  37         }
  38
  39         /**
  40          * @param string $filename
  41          * @param int $expected Total image area
  42          * @dataProvider provideGetImageArea
  43          * @covers PNGHandler::getImageArea
  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
  51         public static function provideGetImageArea() {
  52                 return array(
  53                         array( '1bit-png.png', 2500 ),
  54                         array( 'greyscale-png.png', 2500 ),
  55                         array( 'Png-native-test.png', 126000 ),
  56                         array( 'Animated_PNG_example_bouncing_beach_ball.png', 10000 ),
  57                 );
  58         }
  59
  60         /**
  61          * @param string $metadata Serialized metadata
  62          * @param int $expected One of the class constants of PNGHandler
  63          * @dataProvider provideIsMetadataValid
  64          * @covers PNGHandler::isMetadataValid
  65          */
  66         public function testIsMetadataValid( $metadata, $expected ) {
  67                 $actual = $this->handler->isMetadataValid( null, $metadata );
  68                 $this->assertEquals( $expected, $actual );
  69         }
  70
  71         public static function provideIsMetadataValid() {
  72                 return array(
  73                         array( PNGHandler::BROKEN_FILE, PNGHandler::METADATA_GOOD ),
  74                         array( '', PNGHandler::METADATA_BAD ),
  75                         array( null, PNGHandler::METADATA_BAD ),
  76                         array( 'Something invalid!', PNGHandler::METADATA_BAD ),
  77                         // @codingStandardsIgnoreStart Ignore Generic.Files.LineLength.TooLong
  78                         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 ),
  79                         // @codingStandardsIgnoreEnd
  80                 );
  81         }
  82
  83         /**
  84          * @param string $filename
  85          * @param string $expected Serialized array
  86          * @dataProvider provideGetMetadata
  87          * @covers PNGHandler::getMetadata
  88          */
  89         public function testGetMetadata( $filename, $expected ) {
  90                 $file = $this->dataFile( $filename, 'image/png' );
  91                 $actual = $this->handler->getMetadata( $file, "$this->filePath/$filename" );
  92 //              $this->assertEquals( unserialize( $expected ), unserialize( $actual ) );
  93                 $this->assertEquals( ( $expected ), ( $actual ) );
  94         }
  95
  96         public static function provideGetMetadata() {
  97                 return array(
  98                         // @codingStandardsIgnoreStart Ignore Generic.Files.LineLength.TooLong
  99                         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;}}' ),
 100                         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;}}' ),
 101                         // @codingStandardsIgnoreEnd
 102                 );
 103         }
 104
 105         /**
 106          * @param string $filename
 107          * @param array $expected Expected standard metadata
 108          * @dataProvider provideGetIndependentMetaArray
 109          * @covers PNGHandler::getCommonMetaArray
 110          */
 111         public function testGetIndependentMetaArray( $filename, $expected ) {
 112                 $file = $this->dataFile( $filename, 'image/png' );
 113                 $actual = $this->handler->getCommonMetaArray( $file );
 114                 $this->assertEquals( $expected, $actual );
 115         }
 116
 117         public function provideGetIndependentMetaArray() {
 118                 return array(
 119                         array( 'rgb-na-png.png', array() ),
 120                         array( 'xmp.png',
 121                                 array(
 122                                         'SerialNumber' => '123456789',
 123                                 )
 124                         ),
 125                 );
 126         }
 127 }