mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Math
synced 2024-11-12 01:08:55 +00:00
6699724d65
Per wikitech-l consensus: https://lists.wikimedia.org/pipermail/wikitech-l/2016-February/084821.html Change-Id: I1d2604e3f246ede58ff8245ba2b940f258d2d80c
165 lines
5.1 KiB
PHP
165 lines
5.1 KiB
PHP
<?php
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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 MathRenderer
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*
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* @group Math
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*
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* @licence GNU GPL v2+
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*/
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class MathRendererTest extends MediaWikiTestCase {
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const SOME_TEX = "a+b";
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const TEXVCCHECK_INPUT = '\forall \epsilon \exist \delta';
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const TEXVCCHECK_OUTPUT = '\forall \epsilon \exists \delta '; // be aware of the s at exists
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protected static $hasRestbase;
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public static function setUpBeforeClass() {
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$rbi = new MathRestbaseInterface();
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self::$hasRestbase = $rbi->checkBackend( true );
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}
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/**
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* Sets up the fixture, for example, opens a network connection.
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* This method is called before a test is executed.
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*/
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protected function setUp() {
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parent::setUp();
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if ( !self::$hasRestbase ) {
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$this->markTestSkipped( "Can not connect to Restbase Math interface." );
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}
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}
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/**
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* Checks the tex and hash functions
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* @covers MathRenderer::getTex()
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* @covers MathRenderer::__construct()
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*/
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public function testBasics() {
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$renderer = $this->getMockForAbstractClass( 'MathRenderer', [ self::SOME_TEX ] );
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// check if the TeX input was corretly passed to the class
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$this->assertEquals( self::SOME_TEX, $renderer->getTex(), "test getTex" );
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$this->assertEquals( $renderer->isChanged(), false, "test if changed is initially false" );
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}
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/**
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* Test behavior of writeCache() when nothing was changed
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* @covers MathRenderer::writeCache()
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*/
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public function testWriteCacheSkip() {
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$renderer =
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$this->getMockBuilder( 'MathRenderer' )->setMethods( [
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'writeToDatabase',
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'render',
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'getMathTableName',
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'getHtmlOutput'
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] )->disableOriginalConstructor()->getMock();
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$renderer->expects( $this->never() )->method( 'writeToDatabase' );
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$renderer->writeCache();
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}
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/**
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* Test behavior of writeCache() when values were changed.
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* @covers MathRenderer::writeCache()
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*/
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public function testWriteCache() {
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$renderer =
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$this->getMockBuilder( 'MathRenderer' )->setMethods( [
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'writeToDatabase',
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'render',
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'getMathTableName',
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'getHtmlOutput'
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] )->disableOriginalConstructor()->getMock();
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$renderer->expects( $this->never() )->method( 'writeToDatabase' );
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$renderer->writeCache();
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}
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public function testSetPurge() {
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$renderer =
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$this->getMockBuilder( 'MathRenderer' )->setMethods( [
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'render',
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'getMathTableName',
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'getHtmlOutput'
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] )->disableOriginalConstructor()->getMock();
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$renderer->setPurge();
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$this->assertEquals( $renderer->isPurge(), true, "Test purge." );
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}
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public function testDisableCheckingAlways() {
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$this->setMwGlobals( "wgMathDisableTexFilter", 'never' );
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$renderer =
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$this->getMockBuilder( 'MathRenderer' )->setMethods( [
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'render',
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'getMathTableName',
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'getHtmlOutput',
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'readFromDatabase',
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'setTex'
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] )->setConstructorArgs( [ self::TEXVCCHECK_INPUT ] )->getMock();
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$renderer->expects( $this->never() )->method( 'readFromDatabase' );
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$renderer->expects( $this->once() )->method( 'setTex' )->with( self::TEXVCCHECK_OUTPUT );
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$this->assertEquals( $renderer->checkTeX(), true );
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// now setTex sould not be called again
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$this->assertEquals( $renderer->checkTeX(), true );
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}
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public function testDisableCheckingNever() {
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$this->setMwGlobals( "wgMathDisableTexFilter", 'always' );
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$renderer =
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$this->getMockBuilder( 'MathRenderer' )->setMethods( [
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'render',
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'getMathTableName',
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'getHtmlOutput',
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'readFromDatabase',
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'setTex'
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] )->setConstructorArgs( [ self::TEXVCCHECK_INPUT ] )->getMock();
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$renderer->expects( $this->never() )->method( 'readFromDatabase' );
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$renderer->expects( $this->never() )->method( 'setTex' );
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$this->assertEquals( $renderer->checkTeX(), true );
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}
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public function testCheckingNewUnknown() {
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$this->setMwGlobals( "wgMathDisableTexFilter", 'new' );
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$renderer =
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$this->getMockBuilder( 'MathRenderer' )->setMethods( [
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'render',
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'getMathTableName',
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'getHtmlOutput',
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'readFromDatabase',
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'setTex'
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] )->setConstructorArgs( [ self::TEXVCCHECK_INPUT ] )->getMock();
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$renderer->expects( $this->once() )->method( 'readFromDatabase' )
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->will( $this->returnValue( false ) );
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$renderer->expects( $this->once() )->method( 'setTex' )->with( self::TEXVCCHECK_OUTPUT );
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$this->assertEquals( $renderer->checkTeX(), true );
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// now setTex sould not be called again
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$this->assertEquals( $renderer->checkTeX(), true );
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}
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public function testCheckingNewKnown() {
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$this->setMwGlobals( "wgMathDisableTexFilter", 'new' );
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$renderer =
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$this->getMockBuilder( 'MathRenderer' )->setMethods( [
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'render',
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'getMathTableName',
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'getHtmlOutput',
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'readFromDatabase',
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'setTex'
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] )->setConstructorArgs( [ self::TEXVCCHECK_INPUT ] )->getMock();
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$renderer->expects( $this->exactly( 2 ) )->method( 'readFromDatabase' )
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->will( $this->returnValue( true ) );
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$renderer->expects( $this->never() )->method( 'setTex' );
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$this->assertEquals( $renderer->checkTeX(), true );
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// we don't mark a object as checked even though we rely on the database cache
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// so readFromDatabase will be called again
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$this->assertEquals( $renderer->checkTeX(), true );
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}
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}
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