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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Tests for PMA_Util::pow() function from Util.class.php
*
* @package PhpMyAdmin-test
* @group common.lib-tests
*/
/*
* Include to test.
*/
require_once 'libraries/Util.class.php';
/**
* Tests for PMA_Util::pow() function from Util.class.php
*
* @package PhpMyAdmin-test
* @group common.lib-tests
*/
class PMA_Pow_Test extends PHPUnit_Framework_TestCase
{
/**
* Test forpow
*
* @return void
*/
public function testIntOverflow()
{
$this->assertEquals(
'1267650600228229401496703205376',
PMA_Util::pow(2, 100)
);
}
/**
* Test forpow
*
* @return void
*/
public function testBcpow()
{
if (function_exists('bcpow')) {
$this->assertEquals(
'1267650600228229401496703205376',
PMA_Util::pow(2, 100, 'bcpow')
);
} else {
$this->markTestSkipped('function bcpow() does not exist');
}
}
/**
* Test forpow
*
* @return void
*/
public function testGmppow()
{
if (function_exists('gmp_pow')) {
$this->assertEquals(
'1267650600228229401496703205376',
PMA_Util::pow(2, 100, 'gmp_pow')
);
} else {
$this->markTestSkipped('function gmp_pow() does not exist');
}
}
/**
* Test forpow
*
* @return void
*/
public function testNegativeExp()
{
$this->assertEquals(
0.25,
PMA_Util::pow(2, -2)
);
}
/**
* Test forpow
*
* @return void
*/
public function testNegativeExpPow()
{
if (function_exists('pow')) {
$this->assertEquals(
0.25,
PMA_Util::pow(2, -2, 'pow')
);
} else {
$this->markTestSkipped('function pow() does not exist');
}
}
/**
* Test forpow
*
* @return void
*/
public function testNegativeExpBcpow()
{
if (function_exists('bcpow')) {
$this->assertEquals(
false,
PMA_Util::pow(2, -2, 'bcpow')
);
} else {
$this->markTestSkipped('function bcpow() does not exist');
}
}
/**
* Test forpow
*
* @return void
*/
public function testNegativeExpGmppow()
{
if (function_exists('gmp_pow')) {
$this->assertEquals(
false,
PMA_Util::pow(2, -2, 'gmp_pow')
);
} else {
$this->markTestSkipped('function gmp_pow() does not exist');
}
}
}
?>
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