mediawiki-extensions-Math/tests/MathRendererTest.php
physikerwelt 5245d0f555 Introduce getter and setter for the MathRenderer
Adds a new method isChanged() for determining if a value was changed.
This is done in preparation for a more elaborated caching method that is
handled inside the abstract base class.

Change-Id: Ica15f77d96453d30edd3a117c7185c694ad3691e
2013-05-03 21:12:36 +00:00

66 lines
2 KiB
PHP

<?php
/**
* Test the database access and core functionallity of MathRenderer.
*
* @group Math
*/
class MathRendererTest extends MediaWikiTestCase {
/**
* Checks the tex and hash functions
* @covers MathRenderer::getTex()
* @covers MathRenderer::__construct()
*/
public function testBasics() {
$renderer = $this->getMockForAbstractClass( 'MathRenderer'
, array ( MathDatabaseTest::SOME_TEX ) );
// check if the TeX input was corretly passed to the class
$this->assertEquals( MathDatabaseTest::SOME_TEX, $renderer->getTex()
, "test getTex" );
$this->assertEquals( $renderer->isChanged(), false
, "test if changed is initially false");
}
/**
* Test behavior of writeCache() when nothing was changed
* @covers MathRenderer::writeCache()
*/
public function testWriteCacheSkip() {
$renderer = $this->getMockBuilder( 'MathRenderer' )
->setMethods( array( 'writeToDatabase' , 'render' ) )
->disableOriginalConstructor()
->getMock();
$renderer->expects( $this->never() )
->method( 'writeToDatabase' );
$renderer->writeCache();
}
/**
* Test behavior of writeCache() when values were changed.
* @covers MathRenderer::writeCache()
*/
public function testWriteCache() {
$renderer = $this->getMockBuilder( 'MathRenderer' )
->setMethods( array( 'writeToDatabase' , 'render' ) )
->disableOriginalConstructor()
->getMock();
$renderer->expects( $this->never() )
->method( 'writeToDatabase' );
$renderer->writeCache();
}
/**
* Test behavior $change when the rendered hash was changed
* @covers MathRenderer::setHash()
*/
public function testChangeHash() {
$renderer = $this->getMockBuilder( 'MathRenderer' )
->setMethods( array( 'render' ) )
->disableOriginalConstructor()
->getMock();
$this->assertEquals( $renderer->isChanged(), false
, "test if changed is initially false");
$renderer->setHash('0000');
$this->assertEquals( $renderer->isChanged(), true
, "assumes that changing a hash sets changed to true");
}
}