test/PMA_pow_test.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * tests for PMA_pow()
   5  *
   6  * @package phpMyAdmin-test
   7  */
   8
   9 /**
  10  *
  11  */
  12 require_once 'PHPUnit/Framework.php';
  13 require_once './libraries/common.lib.php';
  14
  15 /**
  16  * @package phpMyAdmin-test
  17  */
  18 class PMA_pow_test extends PHPUnit_Framework_TestCase
  19 {
  20     public function testIntOverflow()
  21     {
  22         $this->assertEquals('1267650600228229401496703205376',
  23             PMA_pow(2, 100));
  24     }
  25
  26     public function testBcpow()
  27     {
  28         if (function_exists('bcpow')) {
  29             $this->assertEquals('1267650600228229401496703205376',
  30                 PMA_pow(2, 100, 'bcpow'));
  31         } else {
  32             $this->markTestSkipped('function bcpow() does not exist');
  33         }
  34     }
  35
  36     public function testGmppow()
  37     {
  38         if (function_exists('gmp_pow')) {
  39             $this->assertEquals('1267650600228229401496703205376',
  40                 PMA_pow(2, 100, 'gmp_pow'));
  41         } else {
  42             $this->markTestSkipped('function gmp_pow() does not exist');
  43         }
  44     }
  45
  46     public function _testNegativeExp()
  47     {
  48         $this->assertEquals(0.25,
  49             PMA_pow(2, -2));
  50     }
  51
  52     public function _testNegativeExpPow()
  53     {
  54         if (function_exists('pow')) {
  55             $this->assertEquals(0.25,
  56                 PMA_pow(2, -2, 'pow'));
  57         } else {
  58             $this->markTestSkipped('function pow() does not exist');
  59         }
  60     }
  61
  62     public function _testNegativeExpBcpow()
  63     {
  64         if (function_exists('bcpow')) {
  65             $this->assertEquals(0.25,
  66                 PMA_pow(2, -2, 'bcpow'));
  67         } else {
  68             $this->markTestSkipped('function bcpow() does not exist');
  69         }
  70     }
  71
  72     public function _testNegativeExpGmppow()
  73     {
  74         if (function_exists('gmp_pow')) {
  75             $this->assertEquals(0.25,
  76                 PMA_pow(2, -2, 'gmp_pow'));
  77         } else {
  78             $this->markTestSkipped('function gmp_pow() does not exist');
  79         }
  80     }
  81 }
  82 ?>