<?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    $Id$
 */

// Call Zend_Filter_EncodeTest::main() if this source file is executed directly.
if (!defined('PHPUnit_MAIN_METHOD')) {
    define('PHPUnit_MAIN_METHOD', 'Zend_Filter_EncodeTest::main');
}

/**
 * Test helper
 */
require_once dirname(__FILE__) . '/../../TestHelper.php';

/**
 * Test class
 */
require_once 'Zend/Filter/Encode.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_EncodeTest extends PHPUnit_Framework_TestCase
{
    /**
     * Runs the test methods of this class.
     *
     * @return void
     */
    public static function main()
    {
        require_once "PHPUnit/TextUI/TestRunner.php";

        $suite  = new PHPUnit_Framework_TestSuite(__CLASS__);
        $result = PHPUnit_TextUI_TestRunner::run($suite);
    }

    /**
     * Ensures constructor
     */
    public function testCreation()
    {
        $filter = new Zend_Filter_Encode();
        $this->assertTrue($filter instanceof Zend_Filter_Encode);
        $this->assertTrue($filter instanceof Zend_Filter_TwoWay);
        $this->assertTrue($filter instanceof Zend_Filter_TwoWay_TwoWayInterface);
    }

    /**
     * Tests DefaultAdapter
     */
    public function testDefaultAdapter()
    {
        $filter = new Zend_Filter_Encode();
        $this->assertTrue($filter->getAdapter() instanceof Zend_Filter_Encode_Base64);
    }

    /**
     * Tests filtering
     */
    public function testFiltering()
    {
        $filter = new Zend_Filter_Encode();
        $orig = "Original";

        $this->assertEquals(base64_encode($orig), $filter->filter($orig));
        $this->assertEquals(base64_encode($orig), $filter->filter($orig, false));
        $this->assertEquals(base64_encode($orig), $filter->filterTo($orig));
        $this->assertEquals(base64_encode($orig), $filter->encode($orig));

        $filt = base64_encode($orig);
        $this->assertEquals($orig, $filter->filter($filt, true));
        $this->assertEquals($orig, $filter->filterFrom($filt));
        $this->assertEquals($orig, $filter->decode($filt));
    }

    /**
     * Tests stringing
     */
    public function testToString()
    {
        $filter = new Zend_Filter_Encode();
        $this->assertEquals('Base64', $filter->toString());
    }

    /**
     * Tests setAdapter
     */
    public function testSetAdapter1()
    {
        $filter = new Zend_Filter_Encode();
        $filter->setAdapter('Json');
        $this->assertTrue($filter->getAdapter() instanceof Zend_Filter_Encode_Json);
    }

    /**
     * Tests setAdapter
     */
    public function testSetAdapter2()
    {
        $filter = new Zend_Filter_Encode(array('adapter' => 'Json'));
        $this->assertTrue($filter->getAdapter() instanceof Zend_Filter_Encode_Json);
    }

    /**
     * Tests setAdapter
     */
    public function testFalseSetAdapter()
    {
        $filter = new Zend_Filter_Encode();
        try {
            $filter->setAdapter('Zend_Filter_Int');
            $this->fail('Expected exception when setting no adapter');
        } catch(Exception $e) {
            $this->assertType('Zend_Filter_Exception', $e,
                'Expected object of type Zend_Filter_Exception, got '.get_class($e));
            $this->assertContains("does not implement Zend_Filter_TwoWay_TwoWayInterface", $e->getMessage());
        }
    }

    /**
     * Tests setAdapter
     */
    public function testSetAdapterWithConfigOption()
    {
        require_once 'Zend/Config.php';
        $options = array('adapter' => 'Zend_Filter_Encode_Json');
        $config  = new Zend_Config($options);

        $filter = new Zend_Filter_Encode($config);

        $this->assertTrue($filter->getAdapter() instanceof Zend_Filter_Encode_Json);
    }

    /**
     * Tests base64 adapter
     */
    public function testBase64()
    {
        $filter = new Zend_Filter_Encode('Base64');
        $orig = "Original";

        $this->assertEquals(base64_encode($orig), $filter->filter($orig));
        $this->assertEquals(base64_encode($orig), $filter->filter($orig, false));
        $this->assertEquals(base64_encode($orig), $filter->filterTo($orig));
        $this->assertEquals(base64_encode($orig), $filter->encode($orig));

        $filt = base64_encode($orig);
        $this->assertEquals($orig, $filter->filter($filt, true));
        $this->assertEquals($orig, $filter->filterFrom($filt));
        $this->assertEquals($orig, $filter->decode($filt));

        $this->assertEquals('Base64',$filter->toString());
    }

    /**
     * Tests json adapter
     */
    public function testJson()
    {
        $filter = new Zend_Filter_Encode('Json');
        $orig = "Original";

        $this->assertEquals(json_encode($orig), $filter->filter($orig));
        $this->assertEquals(json_encode($orig), $filter->filter($orig, false));
        $this->assertEquals(json_encode($orig), $filter->filterTo($orig));
        $this->assertEquals(json_encode($orig), $filter->encode($orig));

        $filt = json_encode($orig);
        $this->assertEquals($orig, $filter->filter($filt, true));
        $this->assertEquals($orig, $filter->filterFrom($filt));
        $this->assertEquals($orig, $filter->decode($filt));

        $this->assertEquals('Json',$filter->toString());
    }

    /**
     * Tests url adapter
     */
    public function testUrl()
    {
        $filter = new Zend_Filter_Encode('Url');
        $orig = "Original&amp;Test";

        $this->assertEquals(urlencode($orig), $filter->filter($orig));
        $this->assertEquals(urlencode($orig), $filter->filter($orig, false));
        $this->assertEquals(urlencode($orig), $filter->filterTo($orig));
        $this->assertEquals(urlencode($orig), $filter->encode($orig));

        $filt = urlencode($orig);
        $this->assertEquals($orig, $filter->filter($filt, true));
        $this->assertEquals($orig, $filter->filterFrom($filt));
        $this->assertEquals($orig, $filter->decode($filt));

        $filter->setRaw(true);
        $this->assertEquals(rawurlencode($orig), $filter->filter($orig));
        $this->assertEquals(rawurlencode($orig), $filter->filter($orig, false));
        $this->assertEquals(rawurlencode($orig), $filter->filterTo($orig));
        $this->assertEquals(rawurlencode($orig), $filter->encode($orig));

        $filt = rawurlencode($orig);
        $this->assertEquals($orig, $filter->filter($filt, true));
        $this->assertEquals($orig, $filter->filterFrom($filt));
        $this->assertEquals($orig, $filter->decode($filt));

        $this->assertEquals('Url',$filter->toString());
    }
}

// Call Zend_Filter_EncodeTest::main() if this source file is executed directly.
if (PHPUnit_MAIN_METHOD === 'Zend_Filter_EncodeTest::main') {
    Zend_Filter_EncodeTest::main();
}