tests/phpunit/includes/media/DjVuTest.php

   1 <?php
   2 /**
   3  * @covers DjVuHandler
   4  */
   5 class DjVuTest extends MediaWikiTestCase {
   6
   7         /**
   8          * @var string the directory where test files are
   9          */
  10         protected $filePath;
  11
  12         /**
  13          * @var FSRepo the repository to use
  14          */
  15         protected $repo;
  16
  17         /**
  18          * @var DjVuHandler
  19          */
  20         protected $handler;
  21
  22         protected function setUp() {
  23                 global $wgDjvuRenderer, $wgDjvuDump, $wgDjvuToXML;
  24                 parent::setUp();
  25
  26                 //cli tool setup
  27                 $wgDjvuRenderer = $wgDjvuRenderer ? $wgDjvuRenderer : '/usr/bin/ddjvu';
  28                 $wgDjvuDump = $wgDjvuDump ? $wgDjvuDump : '/usr/bin/djvudump';
  29                 $wgDjvuToXML = $wgDjvuToXML ? $wgDjvuToXML : '/usr/bin/djvutoxml';
  30                 if (
  31                         !$this->checkIfToolExists( $wgDjvuRenderer ) ||
  32                         !$this->checkIfToolExists( $wgDjvuDump ) ||
  33                         !$this->checkIfToolExists( $wgDjvuToXML )
  34                 ) {
  35                         $this->markTestSkipped( 'This test needs the installation of the '
  36                                 . 'ddjvu, djvutoxml and djvudump tools' );
  37                 }
  38
  39                 //file repo setup
  40                 $this->filePath = __DIR__ . '/../../data/media/';
  41                 $backend = new FSFileBackend( array(
  42                         'name' => 'localtesting',
  43                         'wikiId' => wfWikiId(),
  44                         'lockManager' => new NullLockManager( array() ),
  45                         'containerPaths' => array( 'data' => $this->filePath )
  46                 ) );
  47                 $this->repo = new FSRepo( array(
  48                         'name' => 'temp',
  49                         'url' => 'http://localhost/thumbtest',
  50                         'backend' => $backend
  51                 ) );
  52
  53                 $this->handler = new DjVuHandler();
  54         }
  55
  56         /**
  57          * Check if a tool exist
  58          *
  59          * @param string $path path to the tool
  60          * @return bool
  61          */
  62         protected function checkIfToolExists( $path ) {
  63                 wfSuppressWarnings();
  64                 $result = file_exists( $path );
  65                 wfRestoreWarnings();
  66                 return $result;
  67         }
  68
  69         protected function dataFile( $name, $type ) {
  70                 return new UnregisteredLocalFile(
  71                         false,
  72                         $this->repo,
  73                         'mwstore://localtesting/data/' . $name,
  74                         $type
  75                 );
  76         }
  77
  78         public function testGetImageSize() {
  79                 $this->assertArrayEquals(
  80                         array( 2480, 3508, 'DjVu', 'width="2480" height="3508"' ),
  81                         $this->handler->getImageSize( null, $this->filePath . '/LoremIpsum.djvu' ),
  82                         'Test file LoremIpsum.djvu should have a size of 2480 * 3508'
  83                 );
  84         }
  85
  86         public function testInvalidFile() {
  87                 $this->assertFalse(
  88                         $this->handler->getMetadata( null, $this->filePath . '/README' ),
  89                         'Getting Metadata for an inexistent file should returns false'
  90                 );
  91         }
  92
  93         public function testPageCount() {
  94                 $file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
  95                 $this->assertEquals(
  96                         5,
  97                         $this->handler->pageCount( $file ),
  98                         'Test file LoremIpsum.djvu should be detected as containing 5 pages'
  99                 );
 100         }
 101
 102         public function testGetPageDimensions() {
 103                 $file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
 104                 $this->assertArrayEquals(
 105                         array( 2480, 3508 ),
 106                         $this->handler->getPageDimensions( $file, 1 ),
 107                         'Page 1 of test file LoremIpsum.djvu should have a size of 2480 * 3508'
 108                 );
 109         }
 110
 111         public function testGetPageText() {
 112                 $file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
 113                 $this->assertEquals(
 114                         "Lorem ipsum \n1 \n",
 115                         (string) $this->handler->getPageText( $file, 1 ),
 116                         "Text layer of page 1 of file LoremIpsum.djvu should be 'Lorem ipsum \n1 \n'"
 117                 );
 118         }
 119 }