Physikerwelt has uploaded a new change for review.
https://gerrit.wikimedia.org/r/49477
Change subject: MathRender test
......................................................................
MathRender test
Testcase for the abstract MathRender class. Basically test the database access
in a first step.
Change-Id: Ie68606467b459b8b917a76dfacd920f8e7ca5172
---
A tests/MathRendererTest.php
1 file changed, 83 insertions(+), 0 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/mediawiki/extensions/Math
refs/changes/77/49477/1
diff --git a/tests/MathRendererTest.php b/tests/MathRendererTest.php
new file mode 100644
index 0000000..d7d2ce2
--- /dev/null
+++ b/tests/MathRendererTest.php
@@ -0,0 +1,83 @@
+<?php
+/**
+ * Test the database access and core functionallity of MathRenderer.
+ *
+ * @group Math
+ */
+class MathRendererTest extends MediaWikiTestCase {
+ const SOME_TEX = "a+b";
+ const SOME_HTML = "a<sub>b</sub>";
+ const SOME_MATHML = "iℏ∂tΨ=H^Ψ<mrow><\ci>";
+
+ /**
+ * creates a new database connection and a new math renderer
+ * TODO: Check if there is a way to get database access without creating
+ * the connection to the datbase explictly
+ * function addDBData() {
+ $this->tablesUsed[] = 'math';
+ }
+ was not sufficant.
+ */
+ protected function setup() {
+ parent::setUp();
+ //TODO:figure out why this is neccessary
+ $this->db= wfGetDB( DB_SLAVE );
+ //Create a new instance of MathSource
+
$this->renderer=MathRenderer::getRenderer(self::SOME_TEX,array(),MW_MATH_SOURCE);
+ //self::setupTestDB($this->db,"_test_math_");
+ //$this->tablesUsed[] = 'math';
+ }
+
+ /**
+ * It seems as php can extend only one class at time. Therfore a way to
access
+ * private and protected methods has to be found. Accorind to
+ *
http://stackoverflow.com/questions/249664/best-practices-to-test-protected-methods-with-phpunit
+ * this is the workaround.
+ *
+ * //TODO: Check if this is the way to access private and protected
methods
+ * @param unknown $name
+ * @return ReflectionMethod
+ */
+ protected static function getMethod($name) {
+ $class = new ReflectionClass('MathRenderer');
+ $method = $class->getMethod($name);
+ $method->setAccessible(true);
+ return $method;
+ }
+
+ /**
+ * Checks the tex and hash functions
+ */
+ public function testBasics(){
+ //check if the TeX input was corretly passed to the class
+ $this->assertEquals(self::SOME_TEX, $this->renderer->getTex() ,
"test getTex");
+ //check the input hash computation
+ $expectedhash=$this->db->encodeBlob( pack( "H32", md5(
self::SOME_TEX ) ) );
+
$this->assertEquals($expectedhash,$this->renderer->getInputHash());
+ }
+
+ /**
+ * Checks database access. Writes an etry and reads it back.
+ */
+ public function testDB() {
+ //set some values
+ $this->renderer->html=self::SOME_HTML;
+ $this->renderer->mathml=self::SOME_MATHML;
+ //make writeDBEntry accessible
+ $writeDBEntry=self::getMethod("writeDBEntry");
+ //write values
+ $writeDBEntry->invokeArgs($this->renderer, array());
+ //create a new renderer object
+
$renderer2=MathRenderer::getRenderer(self::SOME_TEX,array(),MW_MATH_SOURCE);
+ //make read from db accessible
+ $readFromDB=self::getMethod("readFromDB");
+ //read the values
+ $readFromDB->invoke($renderer2);
+ //comparing the class object does now work due to null values
etc.
+ //$this->assertEquals($this->renderer,$renderer2);
+
$this->assertEquals($this->renderer->getTex(),$renderer2->getTex());
+ $this->assertEquals($this->renderer->mathml,$renderer2->mathml);
+ $this->assertEquals($this->renderer->html,$renderer2->html);
+ }
+
+}
\ No newline at end of file
--
To view, visit https://gerrit.wikimedia.org/r/49477
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Gerrit-MessageType: newchange
Gerrit-Change-Id: Ie68606467b459b8b917a76dfacd920f8e7ca5172
Gerrit-PatchSet: 1
Gerrit-Project: mediawiki/extensions/Math
Gerrit-Branch: master
Gerrit-Owner: Physikerwelt <[email protected]>
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