1<?php
2/**
3 * @group Media
4 * @covers DjVuHandler
5 */
6class DjVuTest extends MediaWikiMediaTestCase {
7
8	/**
9	 * @var DjVuHandler
10	 */
11	protected $handler;
12
13	protected function setUp(): void {
14		parent::setUp();
15
16		// cli tool setup
17		$djvuSupport = new DjVuSupport();
18
19		if ( !$djvuSupport->isEnabled() ) {
20			$this->markTestSkipped(
21			'This test needs the installation of the ddjvu, djvutoxml and djvudump tools' );
22		}
23
24		$this->handler = new DjVuHandler();
25	}
26
27	public function testGetSizeAndMetadata() {
28		$info = $this->handler->getSizeAndMetadata(
29			new TrivialMediaHandlerState, $this->filePath . '/LoremIpsum.djvu' );
30		$this->assertSame( 2480, $info['width'] );
31		$this->assertSame( 3508, $info['height'] );
32		$this->assertIsString( $info['metadata']['xml'] );
33	}
34
35	public function testInvalidFile() {
36		$this->assertEquals(
37			[ 'metadata' => [ 'error' => 'Error extracting metadata' ] ],
38			$this->handler->getSizeAndMetadata(
39				new TrivialMediaHandlerState, $this->filePath . '/some-nonexistent-file' ),
40			'Getting metadata for a nonexistent file should return false'
41		);
42	}
43
44	public function testPageCount() {
45		$file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
46		$this->assertEquals(
47			5,
48			$this->handler->pageCount( $file ),
49			'Test file LoremIpsum.djvu should be detected as containing 5 pages'
50		);
51	}
52
53	public function testGetPageDimensions() {
54		$file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
55		$this->assertSame(
56			[ 'width' => 2480, 'height' => 3508 ],
57			$this->handler->getPageDimensions( $file, 1 ),
58			'Page 1 of test file LoremIpsum.djvu should have a size of 2480 * 3508'
59		);
60	}
61
62	public function testGetPageText() {
63		$file = $this->dataFile( 'LoremIpsum.djvu', 'image/x.djvu' );
64		$this->assertSame(
65			// note: this also tests that the column/paragraph is detected and converted
66			"Lorem ipsum \n\n1 \n",
67			$this->handler->getPageText( $file, 1 ),
68			"Text layer of page 1 of file LoremIpsum.djvu should be 'Lorem ipsum \n\n1 \n'"
69		);
70	}
71}
72