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MathoidCheckerTest.php
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MathoidCheckerTest.php
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<?php
namespace MediaWiki\Extension\Math\InputCheck;
use MediaWiki\Extension\Math\Math;
use MediaWiki\Extension\Math\MathMathML;
use MediaWiki\Http\HttpRequestFactory;
use MediaWikiIntegrationTestCase;
use MockHttpTrait;
use RuntimeException;
use Wikimedia\ObjectCache\EmptyBagOStuff;
use Wikimedia\ObjectCache\WANObjectCache;
/**
* @covers \MediaWiki\Extension\Math\InputCheck\MathoidChecker
*/
class MathoidCheckerTest extends MediaWikiIntegrationTestCase {
use MockHttpTrait;
private const SAMPLE_KEY = 'global:MediaWiki\Extension\Math\InputCheck\MathoidChecker:' .
'eb27aefff6e58e58dcefa22102531a58';
public static function provideTexExamples() {
return [
[ '\sin x', 'eb27aefff6e58e58dcefa22102531a58' ],
[ '\sin_x', '7b33c69d6eac9126d41b663b93896951' ],
];
}
/**
* @dataProvider provideTexExamples
*/
public function testCacheKey( string $input, string $expected ) {
$checker = $this->getMathoidChecker( $input );
$realKey = $checker->getCacheKey();
$this->assertStringEndsWith( $expected, $realKey );
}
public function testResponseFromCache() {
$wanCache = $this->getServiceContainer()->getMainWANObjectCache();
$wanCache->set( self::SAMPLE_KEY,
[ 999, 'expected' ],
WANObjectCache::TTL_INDEFINITE,
[ 'version' => MathoidChecker::VERSION ]
);
$checker = $this->getMathoidChecker();
$this->assertSame( [ 999, 'expected' ], $checker->getCheckResponse() );
}
public function testResponseWithPurge() {
$wanCache = $this->getServiceContainer()->getMainWANObjectCache();
$wanCache->set( self::SAMPLE_KEY,
[ 999, 'unexpected' ],
WANObjectCache::TTL_INDEFINITE,
[ 'version' => MathoidChecker::VERSION ]
);
$this->setFakeRequest( 200, 'expected' );
$checker = $this->getMathoidChecker( '\sin x', true );
$this->assertSame( [ 200, 'expected' ], $checker->getCheckResponse() );
}
public function testResponseFromResponse() {
$this->setMainCache( new EmptyBagOStuff() );
$this->setFakeRequest( 200, 'expected' );
$checker = $this->getMathoidChecker();
$this->assertSame( [ 200, 'expected' ], $checker->getCheckResponse() );
}
public function testFailedResponse() {
$this->setMainCache( new EmptyBagOStuff() );
$this->setFakeRequest( 401, false );
$checker = $this->getMathoidChecker();
$this->expectException( RuntimeException::class );
$checker->getCheckResponse();
}
/**
* @dataProvider provideMathoidSamples
* @param string $input LaTeX input to check
* @param string $mockRequestBody
* @param int $mockResponseStatus
* @param array $expeted
*/
public function testIsValid( $input, $mockRequestBody, $mockResponseStatus, $expeted ) {
$request = $this->makeFakeHttpRequest( $mockRequestBody, $mockResponseStatus );
$this->installMockHttp( $request );
$checker = $this->getMathoidChecker( $input );
$this->assertSame( $expeted['valid'], $checker->isValid() );
}
/**
* @dataProvider provideMathoidSamples
* @param string $input LaTeX input to check
* @param string $mockRequestBody
* @param int $mockResponseStatus
* @param array $expeted
*/
public function testGetChecked( $input, $mockRequestBody, $mockResponseStatus, $expeted ) {
$request = $this->makeFakeHttpRequest( $mockRequestBody, $mockResponseStatus );
$this->installMockHttp( $request );
$checker = $this->getMathoidChecker( $input );
$this->assertSame( $expeted['checked'], $checker->getValidTex() );
}
/**
* @dataProvider provideMathoidSamples
* @param string $input LaTeX input to check
* @param string $mockRequestBody
* @param int $mockResponseStatus
* @param array $expeted
*/
public function testGetError( $input, $mockRequestBody, $mockResponseStatus, $expeted ) {
$request = $this->makeFakeHttpRequest( $mockRequestBody, $mockResponseStatus );
$this->installMockHttp( $request );
$checker = $this->getMathoidChecker( $input );
if ( array_key_exists( 'error', $expeted ) ) {
$checkerError = $checker->getError();
$this->assertNotNull( $checkerError );
$renderedCheckerError = ( new MathMathML( 'a' ) )
->getError( $checkerError->getKey(), ...$checkerError->getParams() );
$this->assertStringContainsString( $expeted['error'], $renderedCheckerError );
} else {
$this->assertNull( $checker->getError() );
}
}
/**
* @param string $tex
* @param bool $purge
* @return MathoidChecker
*/
private function getMathoidChecker( string $tex = '\sin x', bool $purge = false ): MathoidChecker {
return Math::getCheckerFactory()
->newMathoidChecker( $tex, 'tex', $purge );
}
private function setFakeRequest( $returnStatus, $content ): void {
$fakeHTTP = $this->createMock( HttpRequestFactory::class );
$fakeRequest = $this->createMock( \MWHttpRequest::class );
$fakeRequest->expects( $this->once() )->method( 'execute' )->willReturn( true );
$fakeRequest->expects( $this->once() )->method( 'getStatus' )->willReturn( $returnStatus );
if ( $content ) {
$fakeRequest->expects( $this->once() )->method( 'getContent' )->willReturn( $content );
} else {
$fakeRequest->expects( $this->never() )->method( 'getContent' );
}
$fakeHTTP->expects( $this->once() )->method( 'create' )->willReturn( $fakeRequest );
$this->setService( 'HttpRequestFactory', $fakeHTTP );
}
public static function provideMathoidSamples() {
yield '\ sin x' => [
'\sin x',
file_get_contents( __DIR__ . '/data/mathoid/sinx.json' ), 200,
[ 'valid' => true, 'checked' => '\sin x' ],
];
yield 'invalid F' => [
'1+\invalid',
file_get_contents( __DIR__ . '/data/mathoid/invalidF.json' ), 400,
[ 'valid' => false, 'checked' => null, 'error' => 'unknown function' ],
];
yield 'unescaped' => [
'1.5%',
file_get_contents( __DIR__ . '/data/mathoid/deprecated.json' ), 200,
[ 'valid' => true, 'checked' => '1.5\%' ],
];
yield 'syntax error' => [
'\left( x',
file_get_contents( __DIR__ . '/data/mathoid/syntaxE.json' ), 400,
[ 'valid' => false, 'checked' => null, 'error' => 'Failed to parse' ],
];
}
}

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