Login   Register  
PHP Classes
elePHPant
Icontem

File: tests/MathTest.php

Recommend this page to a friend!
Stumble It! Stumble It! Bookmark in del.icio.us Bookmark in del.icio.us
  Classes of Alexander Kiryukhin  >  PHP Math Expression Evaluator  >  tests/MathTest.php  >  Download  
File: tests/MathTest.php
Role: Unit test script
Content type: text/plain
Description: Unit test script
Class: PHP Math Expression Evaluator
Parse and evaluate strings with math expressions
Author: By
Last change:
Date: 1 year ago
Size: 1,397 bytes
 

Contents

Class file image Download
<?php

/**
 * This file is part of the MathExecutor package
 *
 * (c) Alexander Kiryukhin
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code
 */

namespace NXP\Tests;

use \
NXP\MathExecutor;

class 
MathTest extends \PHPUnit_Framework_TestCase
{
    
/**
     * @dataProvider providerExpressions
     */
    
public function testCalculating($expression)
    {
        
$calculator = new MathExecutor();

        
/** @var float $phpResult */
        
eval('$phpResult = ' $expression ';');
        
$this->assertEquals($calculator->execute($expression), $phpResult);
    }

    
/**
     * Expressions data provider
     */
    
public function providerExpressions()
    {
        return array(
            array(
'0.1 + 0.2'),
            array(
'1 + 2'),

            array(
'0.1 - 0.2'),
            array(
'1 - 2'),

            array(
'0.1 * 2'),
            array(
'1 * 2'),

            array(
'0.1 / 0.2'),
            array(
'1 / 2'),

            array(
'2 * 2 + 3 * 3'),

            array(
'1 + 0.6 - 3 * 2 / 50'),

            array(
'(5 + 3) * -1'),

            array(
'2+2*2'),
            array(
'(2+2)*2'),
            array(
'(2+2)*-2'),
            array(
'(2+-2)*2'),

            array(
'sin(10) * cos(50) / min(10, 20/2)'),

            array(
'100500 * 3.5E5'),
            array(
'100500 * 3.5E-5')
        );
    }
}