<?php

namespace Sabre\DAV;

class URLUtilTest extends \PHPUnit_Framework_TestCase{

    function testEncodePath() {

        $str = '';
        for($i=0;$i<128;$i++) $str.=chr($i);

        $newStr = URLUtil::encodePath($str);

        $this->assertEquals(
            '%00%01%02%03%04%05%06%07%08%09%0a%0b%0c%0d%0e%0f'.
            '%10%11%12%13%14%15%16%17%18%19%1a%1b%1c%1d%1e%1f'.
            '%20%21%22%23%24%25%26%27()%2a%2b%2c-./'.
            '0123456789%3a%3b%3c%3d%3e%3f'.
            '%40ABCDEFGHIJKLMNO' .
            'PQRSTUVWXYZ%5b%5c%5d%5e_' .
            '%60abcdefghijklmno' .
            'pqrstuvwxyz%7b%7c%7d~%7f',
            $newStr);

        $this->assertEquals($str,URLUtil::decodePath($newStr));

    }

    function testEncodePathSegment() {

        $str = '';
        for($i=0;$i<128;$i++) $str.=chr($i);

        $newStr = URLUtil::encodePathSegment($str);

        // Note: almost exactly the same as the last test, with the
        // exception of the encoding of / (ascii code 2f)
        $this->assertEquals(
            '%00%01%02%03%04%05%06%07%08%09%0a%0b%0c%0d%0e%0f'.
            '%10%11%12%13%14%15%16%17%18%19%1a%1b%1c%1d%1e%1f'.
            '%20%21%22%23%24%25%26%27()%2a%2b%2c-.%2f'.
            '0123456789%3a%3b%3c%3d%3e%3f'.
            '%40ABCDEFGHIJKLMNO' .
            'PQRSTUVWXYZ%5b%5c%5d%5e_' .
            '%60abcdefghijklmno' .
            'pqrstuvwxyz%7b%7c%7d~%7f',
            $newStr);

        $this->assertEquals($str,URLUtil::decodePathSegment($newStr));

    }

    function testDecode() {

        $str = 'Hello%20Test+Test2.txt';
        $newStr = URLUtil::decodePath($str);
        $this->assertEquals('Hello Test+Test2.txt',$newStr);

    }

    /**
     * @depends testDecode
     */
    function testDecodeUmlaut() {

        $str = 'Hello%C3%BC.txt';
        $newStr = URLUtil::decodePath($str);
        $this->assertEquals("Hello\xC3\xBC.txt",$newStr);

    }

    /**
     * @depends testDecodeUmlaut
     */
    function testDecodeUmlautLatin1() {

        $str = 'Hello%FC.txt';
        $newStr = URLUtil::decodePath($str);
        $this->assertEquals("Hello\xC3\xBC.txt",$newStr);

    }

    /**
     * This testcase was sent by a bug reporter
     *
     * @depends testDecode
     */
    function testDecodeAccentsWindows7() {

        $str = '/webdav/%C3%A0fo%C3%B3';
        $newStr = URLUtil::decodePath($str);
        $this->assertEquals(strtolower($str),URLUtil::encodePath($newStr));

    }

    function testSplitPath() {

        $strings = array(

            // input                    // expected result
            '/foo/bar'                 => array('/foo','bar'),
            '/foo/bar/'                => array('/foo','bar'),
            'foo/bar/'                 => array('foo','bar'),
            'foo/bar'                  => array('foo','bar'),
            'foo/bar/baz'              => array('foo/bar','baz'),
            'foo/bar/baz/'             => array('foo/bar','baz'),
            'foo'                      => array('','foo'),
            'foo/'                     => array('','foo'),
            '/foo/'                    => array('','foo'),
            '/foo'                     => array('','foo'),
            ''                         => array(null,null),

            // UTF-8
            "/\xC3\xA0fo\xC3\xB3/bar"  => array("/\xC3\xA0fo\xC3\xB3",'bar'),
            "/\xC3\xA0foo/b\xC3\xBCr/" => array("/\xC3\xA0foo","b\xC3\xBCr"),
            "foo/\xC3\xA0\xC3\xBCr"    => array("foo","\xC3\xA0\xC3\xBCr"),

        );

        foreach($strings as $input => $expected) {

            $output = URLUtil::splitPath($input);
            $this->assertEquals($expected, $output, 'The expected output for \'' . $input . '\' was incorrect');


        }


    }

}
