<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Filter
 * @subpackage UnitTests
 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: StringToUpperTest.php 23522 2010-12-16 20:33:22Z andries $
 */

/**
 * @see Zend_Filter_StringToUpper
 */
require_once 'Zend/Filter/StringToUpper.php';


/**
 * @category   Zend
 * @package    Zend_Filter
 * @subpackage UnitTests
 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @group      Zend_Filter
 */
class Zend_Filter_StringToUpperTest extends PHPUnit_Framework_TestCase
{
    /**
     * Zend_Filter_StringToLower object
     *
     * @var Zend_Filter_StringToLower
     */
    protected $_filter;

    /**
     * Creates a new Zend_Filter_StringToUpper object for each test method
     *
     * @return void
     */
    public function setUp()
    {
        $this->_filter = new Zend_Filter_StringToUpper();
    }

    /**
     * Ensures that the filter follows expected behavior
     *
     * @return void
     */
    public function testBasic()
    {
        $valuesExpected = array(
            'STRING' => 'STRING',
            'ABC1@3' => 'ABC1@3',
            'A b C'  => 'A B C'
        );

        foreach ($valuesExpected as $input => $output) {
            $this->assertEquals($output, $this->_filter->filter($input));
        }
    }

    /**
     * Ensures that the filter follows expected behavior with
     * specified encoding
     *
     * @return void
     */
    public function testWithEncoding()
    {
        $valuesExpected = array(
            'ü'     => 'Ü',
            'ñ'     => 'Ñ',
            'üñ123' => 'ÜÑ123'
        );

        try {
            $this->_filter->setEncoding('UTF-8');
            foreach ($valuesExpected as $input => $output) {
                $this->assertEquals($output, $this->_filter->filter($input));
            }
        } catch (Zend_Filter_Exception $e) {
            $this->assertContains('mbstring is required', $e->getMessage());
        }
    }

    /**
     * @return void
     */
    public function testFalseEncoding()
    {
        if (!function_exists('mb_strtolower')) {
            $this->markTestSkipped('mbstring required');
        }

        try {
            $this->_filter->setEncoding('aaaaa');
            $this->fail();
        } catch (Zend_Filter_Exception $e) {
            $this->assertContains('is not supported', $e->getMessage());
        }
    }

    /**
     * @ZF-8989
     */
    public function testInitiationWithEncoding()
    {
        $valuesExpected = array(
            'ü'     => 'Ü',
            'ñ'     => 'Ñ',
            'üñ123' => 'ÜÑ123'
        );

        try {
            $filter = new Zend_Filter_StringToUpper(array('encoding' => 'UTF-8'));
            foreach ($valuesExpected as $input => $output) {
                $this->assertEquals($output, $filter->filter($input));
            }
        } catch (Zend_Filter_Exception $e) {
            $this->assertContains('mbstring is required', $e->getMessage());
        }
    }

    /**
     *  @ZF-9058
     */
    public function testCaseInsensitiveEncoding()
    {
        $valuesExpected = array(
            'ü'     => 'Ü',
            'ñ'     => 'Ñ',
            'üñ123' => 'ÜÑ123'
        );

        try {
            $this->_filter->setEncoding('UTF-8');
            foreach ($valuesExpected as $input => $output) {
                $this->assertEquals($output, $this->_filter->filter($input));
            }

            $this->_filter->setEncoding('utf-8');
            foreach ($valuesExpected as $input => $output) {
                $this->assertEquals($output, $this->_filter->filter($input));
            }

            $this->_filter->setEncoding('UtF-8');
            foreach ($valuesExpected as $input => $output) {
                $this->assertEquals($output, $this->_filter->filter($input));
            }
        } catch (Zend_Filter_Exception $e) {
            $this->assertContains('mbstring is required', $e->getMessage());
        }
    }

    /**
     * @group ZF-9854
     */
    public function testDetectMbInternalEncoding()
    {
        if (!function_exists('mb_internal_encoding')) {
            $this->markTestSkipped("Function 'mb_internal_encoding' not available");
        }

        $this->assertEquals(mb_internal_encoding(), $this->_filter->getEncoding());
    }
}
