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https://gerrit.wikimedia.org/r/mediawiki/extensions/Math
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b409746fc6
composer: * mediawiki/mediawiki-codesniffer: 36.0.0 → 37.0.0 npm: * postcss: 7.0.35 → 7.0.36 * https://npmjs.com/advisories/1693 (CVE-2021-23368) * ws: 7.3.0 → 7.5.3 * https://npmjs.com/advisories/1748 (CVE-2021-32640) * glob-parent: 5.1.1 → 5.1.2 * https://npmjs.com/advisories/1751 (CVE-2020-28469) * trim-newlines: 3.0.0 → 3.0.1 * https://npmjs.com/advisories/1753 (CVE-2021-33623) * normalize-url: 4.5.0 → 4.5.1 * https://npmjs.com/advisories/1755 (CVE-2021-33502) Change-Id: Ie14979780cdbd04fa2804f5317e8b0f6b0029470
123 lines
4.1 KiB
PHP
123 lines
4.1 KiB
PHP
<?php
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use MediaWiki\Extension\Math\MathMathML;
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use MediaWiki\Extension\Math\MathRenderer;
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/**
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* Test the database access and core functionality of MathRenderer.
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*
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* @covers \MediaWiki\Extension\Math\MathRenderer
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*
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* @group Math
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* @group Database
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*
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* @license GPL-2.0-or-later
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*/
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class MathDatabaseTest extends MediaWikiTestCase {
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/**
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* @var MathRenderer
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*/
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private $renderer;
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private const SOME_TEX = "a+b";
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private const SOME_HTML = "a<sub>b</sub> and so on";
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private const SOME_MATHML = "iℏ∂_tΨ=H^Ψ<mrow><\ci>";
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private const SOME_CONSERVATIVENESS = 2;
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private const SOME_OUTPUTHASH = 'C65c884f742c8591808a121a828bc09f8<';
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/**
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* creates a new database connection and a new math renderer
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* TODO: Check if there is a way to get database access without creating
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* the connection to the database explicitly
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* function addDBData() {
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* $this->tablesUsed[] = 'math';
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* }
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* was not sufficient.
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*/
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protected function setUp(): void {
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parent::setUp();
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// TODO: figure out why this is necessary
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$this->db = wfGetDB( DB_MASTER );
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$this->renderer = new MathMathML( self::SOME_TEX );
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$this->tablesUsed[] = 'mathoid';
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}
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/**
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* Checks the tex and hash functions
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* @covers \MediaWiki\Extension\Math\MathRenderer::getInputHash
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*/
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public function testInputHash() {
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$expectedhash = $this->db->encodeBlob( pack( "H32", md5( self::SOME_TEX ) ) );
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$this->assertEquals( $expectedhash, $this->renderer->getInputHash() );
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}
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/**
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* Helper function to set the current state of the sample renderer instance to the test values
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*/
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public function setValues() {
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// set some values
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$this->renderer->setTex( self::SOME_TEX );
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$this->renderer->setMathml( self::SOME_MATHML );
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}
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/**
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* Checks database access. Writes an entry and reads it back.
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* @covers \MediaWiki\Extension\Math\MathRenderer::writeToDatabase
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* @covers \MediaWiki\Extension\Math\MathRenderer::readFromDatabase
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*/
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public function testDBBasics() {
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$this->setValues();
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$this->renderer->writeToDatabase( $this->db );
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$renderer2 = new MathMathML( self::SOME_TEX );
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$this->assertTrue( $renderer2->readFromDatabase(), 'Reading from database failed' );
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// comparing the class object does now work due to null values etc.
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$this->assertEquals(
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$this->renderer->getTex(), $renderer2->getTex(), "test if tex is the same"
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);
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$this->assertEquals(
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$this->renderer->getMathml(), $renderer2->getMathml(), "Check MathML encoding"
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);
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$this->assertEquals(
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$this->renderer->getHtmlOutput(), $renderer2->getHtmlOutput(), 'test if HTML is the same'
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);
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}
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/**
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* Checks the creation of the math table.
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* @covers \MediaWiki\Extension\Math\Hooks::onLoadExtensionSchemaUpdates
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*/
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public function testCreateTable() {
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$this->setMwGlobals( 'wgMathValidModes', [ 'mathml' ] );
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$this->db->dropTable( "mathoid", __METHOD__ );
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$dbu = DatabaseUpdater::newForDB( $this->db );
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$dbu->doUpdates( [ "extensions" ] );
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$this->expectOutputRegex( '/(.*)Creating mathoid table(.*)/' );
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$this->setValues();
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$this->renderer->writeToDatabase();
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$res = $this->db->select( "mathoid", "*" );
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$row = $res->fetchRow();
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$this->assertCount( 16, $row );
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}
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/**
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* This test checks if no additional write operation
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* is performed, if the entry already existed in the database.
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*/
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public function testNoWrite() {
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$this->setValues();
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$inputHash = $this->renderer->getInputHash();
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$this->assertTrue( $this->renderer->isChanged() );
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$this->assertTrue( $this->renderer->writeCache(), "Write new entry" );
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$res = $this->db->selectField( "mathoid", "math_inputhash",
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[ "math_inputhash" => $inputHash ] );
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$this->assertTrue( $res !== false, "Check database entry" );
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$this->assertTrue( $this->renderer->readFromDatabase(), "Read entry from database" );
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$this->assertFalse( $this->renderer->isChanged() );
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// modify the database entry manually
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$this->db->delete( "mathoid", [ "math_inputhash" => $inputHash ] );
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// the renderer should not be aware of the modification and should not recreate the entry
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$this->assertFalse( $this->renderer->writeCache() );
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// as a result no entry can be found in the database.
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$this->assertFalse( $this->renderer->readFromDatabase() );
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}
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}
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