BankAccount.php
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<?php
/**
* PHPUnit
*
* Copyright (c) 2002-2010, Sebastian Bergmann <sb@sebastian-bergmann.de>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Sebastian Bergmann nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @category Testing
* @package PHPUnit
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2002-2010 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @link http://www.phpunit.de/
* @since File available since Release 2.3.0
*/
class BankAccountException extends RuntimeException {}
/**
* A bank account.
*
* @category Testing
* @package PHPUnit
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2002-2010 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version Release: 3.4.9
* @link http://www.phpunit.de/
* @since Class available since Release 2.3.0
*/
class BankAccount
{
/**
* The bank account's balance.
*
* @var float
*/
protected $balance = 0;
/**
* Returns the bank account's balance.
*
* @return float
*/
public function getBalance()
{
return $this->balance;
}
/**
* Sets the bank account's balance.
*
* @param float $balance
* @throws BankAccountException
*/
protected function setBalance($balance)
{
if ($balance >= 0) {
$this->balance = $balance;
} else {
throw new BankAccountException;
}
}
/**
* Deposits an amount of money to the bank account.
*
* @param float $balance
* @throws BankAccountException
*/
public function depositMoney($balance)
{
$this->setBalance($this->getBalance() + $balance);
return $this->getBalance();
}
/**
* Withdraws an amount of money from the bank account.
*
* @param float $balance
* @throws BankAccountException
*/
public function withdrawMoney($balance)
{
$this->setBalance($this->getBalance() - $balance);
return $this->getBalance();
}
}
?>