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path: root/tests/phpunit/includes/media/SVGMetadataExtractorTest.php
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<?php

class SVGMetadataExtractorTest extends MediaWikiTestCase {

	function setUp() {
		AutoLoader::loadClass( 'SVGMetadataExtractorTest' );
	}

	/**
	 * @dataProvider providerSvgFiles
	 */
	function testGetMetadata( $infile, $expected ) {
		$this->assertMetadata( $infile, $expected );
	}
	
	/**
	 * @dataProvider providerSvgFilesWithXMLMetadata
	 */
	function testGetXMLMetadata( $infile, $expected ) {
		$r = new XMLReader();
		if( !method_exists( $r, 'readInnerXML' ) ) {
			$this->markTestSkipped( 'XMLReader::readInnerXML() does not exist (libxml >2.6.20 needed).' );
			return;
		}
		$this->assertMetadata( $infile, $expected );
	}

	function assertMetadata( $infile, $expected ) {
		try {
			$data = SVGMetadataExtractor::getMetadata( $infile );
			$this->assertEquals( $expected, $data, 'SVG metadata extraction test' );
		} catch ( MWException $e ) {
			if ( $expected === false ) {
				$this->assertTrue( true, 'SVG metadata extracted test (expected failure)' );
			} else {
				throw $e;
			}
		}
	}

	function providerSvgFiles() {
		$base = dirname( __FILE__ ) . '/../../data/media';
		return array(
			array(
				"$base/Wikimedia-logo.svg",
				array(
					'width' => 1024,
					'height' => 1024
				)
			),
			array(
				"$base/QA_icon.svg",
				array(
					'width' => 60,
					'height' => 60
				)
			),
			array(
				"$base/Gtk-media-play-ltr.svg",
				array(
					'width' => 60,
					'height' => 60
				)
			),
			array(
				"$base/Toll_Texas_1.svg",
				// This file triggered bug 31719, needs entity expansion in the xmlns checks
				array(
					'width' => 385,
					'height' => 385
				)
			)
		);
	}

	function providerSvgFilesWithXMLMetadata() {
		$base = dirname( __FILE__ ) . '/../../data/media';
		$metadata = 
    '<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
      <ns4:Work xmlns:ns4="http://creativecommons.org/ns#" rdf:about="">
        <ns5:format xmlns:ns5="http://purl.org/dc/elements/1.1/">image/svg+xml</ns5:format>
        <ns5:type xmlns:ns5="http://purl.org/dc/elements/1.1/" rdf:resource="http://purl.org/dc/dcmitype/StillImage"/>
      </ns4:Work>
    </rdf:RDF>';
		$metadata = str_replace( "\r", '', $metadata ); // Windows compat
		return array(
			array(
				"$base/US_states_by_total_state_tax_revenue.svg",
				array(
					'height' => 593,
					'metadata' => $metadata,
					'width' => 959
				)
			),
		);
	}
}