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82 lines
2.3 KiB
PHP
Executable File
82 lines
2.3 KiB
PHP
Executable File
<?php
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if (!defined('MOODLE_INTERNAL')) {
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die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
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}
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require_once($CFG->libdir . '/mathslib.php');
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/**
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* Unit tests of mathslib wrapper and underlying EvalMath library.
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*
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* @author Petr Skoda (skodak)
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* @version $Id$
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*/
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class mathsslib_test extends UnitTestCase {
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public static $includecoverage = array('lib/mathslib.php');
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/**
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* Tests the basic formula evaluation
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*/
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function test__basic() {
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$formula = new calc_formula('=1+2');
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$res = $formula->evaluate();
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$this->assertEqual($res, 3, '3+1 is: %s');
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}
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/**
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* Tests the formula params
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*/
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function test__params() {
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$formula = new calc_formula('=a+b+c', array('a'=>10,'b'=>20,'c'=>30));
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$res = $formula->evaluate();
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$this->assertEqual($res, 60, '10+20+30 is: %s');
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}
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/**
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* Tests the changed params
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*/
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function test__changing_params() {
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$formula = new calc_formula('=a+b+c', array('a'=>10,'b'=>20,'c'=>30));
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$res = $formula->evaluate();
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$this->assertEqual($res, 60, '10+20+30 is: %s');
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$formula->set_params(array('a'=>1,'b'=>2,'c'=>3));
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$res = $formula->evaluate();
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$this->assertEqual($res, 6, 'changed params 1+2+3 is: %s');
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}
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/**
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* Tests the spreadsheet emulation function in formula
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*/
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function test__calc_function() {
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$formula = new calc_formula('=sum(a,b,c)', array('a'=>10,'b'=>20,'c'=>30));
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$res = $formula->evaluate();
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$this->assertEqual($res, 60, 'sum(a,b,c) is: %s');
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}
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/**
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* Tests the min and max functions
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*/
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function test__minmax_function() {
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$formula = new calc_formula('=min(a,b,c)', array('a'=>10,'b'=>20,'c'=>30));
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$res = $formula->evaluate();
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$this->assertEqual($res, 10, 'minimum is: %s');
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$formula = new calc_formula('=max(a,b,c)', array('a'=>10,'b'=>20,'c'=>30));
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$res = $formula->evaluate();
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$this->assertEqual($res, 30, 'maximum is: %s');
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}
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/**
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* Tests special chars
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*/
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function test__specialchars() {
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$formula = new calc_formula('=gi1 + gi2 + gi11', array('gi1'=>10,'gi2'=>20,'gi11'=>30));
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$res = $formula->evaluate();
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$this->assertEqual($res, 60, 'sum is: %s');
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}
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}
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?>
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