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 ddjvu, djvutoxml and djvudump tools' );
  36                 }
  37
  38                 //file repo setup
  39                 $this->filePath = __DIR__ . '/../../data/media/';
  40                 $backend = new FSFileBackend( array(
  41                         'name' => 'localtesting',
  42                         'wikiId' => wfWikiId(),
  43                         'lockManager' => new NullLockManager( array() ),
  44                         'containerPaths' => array( 'data' => $this->filePath )
  45                 ) );
  46                 $this->repo = new FSRepo( array(
  47                         'name' => 'temp',
  48                         'url' => 'http://localhost/thumbtest',
  49                         'backend' => $backend
  50                 ) );
  51
  52                 $this->handler = new DjVuHandler();
  53         }
  54
  55         /**
  56          * Check if a tool exist
  57          *
  58          * @param string $path path to the tool
  59          * @return bool
  60          */
  61         protected function checkIfToolExists( $path ) {
  62                 wfSuppressWarnings();
  63                 $result = file_exists( $path );
  64                 wfRestoreWarnings();
  65                 return $result;
  66         }
  67
  68         protected function dataFile( $name, $type ) {
  69                 return new UnregisteredLocalFile(
  70                         false,
  71                         $this->repo,
  72                         'mwstore://localtesting/data/' . $name,
  73                         $type
  74                 );
  75         }
  76
  77         public function testGetImageSize() {
  78                 $this->assertArrayEquals(
  79                         array( 2480, 3508, 'DjVu', 'width="2480" height="3508"' ),
  80                         $this->handler->getImageSize( null, $this->filePath . '/LoremIpsum.djvu' ),
  81                         'Test file LoremIpsum.djvu should have a size of 2480 * 3508'
  82                 );
  83         }
  84
  85         public function testInvalidFile() {
  86                 $this->assertFalse(
  87                         $this->handler->getMetadata( null, $this->filePath . '/README' ),
  88                         'Getting Metadata for an inexistent file should returns false'
  89                 );
  90         }
  91
  92         public function testPageCount() {
  93                 $file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
  94                 $this->assertEquals(
  95                         5,
  96                         $this->handler->pageCount( $file ),
  97                         'Test file LoremIpsum.djvu should be detected as containing 5 pages'
  98                 );
  99         }
 100
 101         public function testGetPageDimensions() {
 102                 $file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
 103                 $this->assertArrayEquals(
 104                         array( 2480, 3508 ),
 105                         $this->handler->getPageDimensions( $file, 1 ),
 106                         'Page 1 of test file LoremIpsum.djvu should have a size of 2480 * 3508'
 107                 );
 108         }
 109
 110         public function testGetPageText() {
 111                 $file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
 112                 $this->assertEquals(
 113                         "Lorem ipsum \n1 \n",
 114                         (string) $this->handler->getPageText( $file, 1 ),
 115                         "Text layer of page 1 of file LoremIpsum.djvu should be 'Lorem ipsum \n1 \n'"
 116                 );
 117         }
 118 }