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  * @version $Id$
   7  * @package phpMyAdmin-test
   8  */
   9
  10 /**
  11  *
  12  */
  13 require_once 'PHPUnit/Framework.php';
  14 require_once './libraries/common.lib.php';
  15
  16 /**
  17  * @package phpMyAdmin-test
  18  */
  19 class PMA_pow_test extends PHPUnit_Framework_TestCase
  20 {
  21     public function testIntOverflow()
  22     {
  23         $this->assertEquals('1267650600228229401496703205376',
  24             PMA_pow(2, 100));
  25     }
  26
  27     public function testBcpow()
  28     {
  29         if (function_exists('bcpow')) {
  30             $this->assertEquals('1267650600228229401496703205376',
  31                 PMA_pow(2, 100, 'bcpow'));
  32         } else {
  33             $this->markTestSkipped('function bcpow() does not exist');
  34         }
  35     }
  36
  37     public function testGmppow()
  38     {
  39         if (function_exists('gmp_pow')) {
  40             $this->assertEquals('1267650600228229401496703205376',
  41                 PMA_pow(2, 100, 'gmp_pow'));
  42         } else {
  43             $this->markTestSkipped('function gmp_pow() does not exist');
  44         }
  45     }
  46
  47     public function _testNegativeExp()
  48     {
  49         $this->assertEquals(0.25,
  50             PMA_pow(2, -2));
  51     }
  52
  53     public function _testNegativeExpPow()
  54     {
  55         if (function_exists('pow')) {
  56             $this->assertEquals(0.25,
  57                 PMA_pow(2, -2, 'pow'));
  58         } else {
  59             $this->markTestSkipped('function pow() does not exist');
  60         }
  61     }
  62
  63     public function _testNegativeExpBcpow()
  64     {
  65         if (function_exists('bcpow')) {
  66             $this->assertEquals(0.25,
  67                 PMA_pow(2, -2, 'bcpow'));
  68         } else {
  69             $this->markTestSkipped('function bcpow() does not exist');
  70         }
  71     }
  72
  73     public function _testNegativeExpGmppow()
  74     {
  75         if (function_exists('gmp_pow')) {
  76             $this->assertEquals(0.25,
  77                 PMA_pow(2, -2, 'gmp_pow'));
  78         } else {
  79             $this->markTestSkipped('function gmp_pow() does not exist');
  80         }
  81     }
  82 }
  83 ?>