bug32001.phpt

--TEST--
Bug #32001 (xml_parse*() goes into infinite loop when autodetection in effect), using UTF-*
--EXTENSIONS--
iconv
xml
--SKIPIF--
<?php
if (ICONV_IMPL == 'glibc' && version_compare(ICONV_VERSION, '2.12', '<='))
    die("skip iconv of glibc <= 2.12 is buggy");
?>
--FILE--
<?php
class testcase {
    private $encoding;
    private $bom;
    private $prologue;
    private $tags;
    private $chunk_size;

    function __construct($enc, $chunk_size = 0, $bom = 0, $omit_prologue = 0) {
        $this->encoding = $enc;
        $this->chunk_size = $chunk_size;
        $this->bom = $bom;
        $this->prologue = !$omit_prologue;
        $this->tags = array();
    }

    function start_element($parser, $name, $attrs) {
        $attrs = array_map('bin2hex', $attrs);
        $this->tags[] = bin2hex($name).": ".implode(', ', $attrs);
    }

    function end_element($parser, $name) {
    }

    function run() {
        $data = '';

        if ($this->prologue) {
            $canonical_name = preg_replace('/BE|LE/i', '', $this->encoding);
            $data .= "<?xml version=\"1.0\" encoding=\"$canonical_name\" ?>\n";
        }

        $data .= <<<HERE
<テスト:テスト1 xmlns:テスト="http://www.example.com/テスト/" テスト="テスト">
  <テスト:テスト2 テスト="テスト">
    <テスト:テスト3>
      test!
    </テスト:テスト3>
  </テスト:テスト2>
</テスト:テスト1>
HERE;

        $data = iconv("UTF-8", $this->encoding, $data);

        if ($this->bom) {
            switch (strtoupper($this->encoding)) {
                case 'UTF-8':
                case 'UTF8':
                    $data = "\xef\xbb\xbf".$data;
                    break;

                case 'UTF-16':
                case 'UTF16':
                case 'UTF-16BE':
                case 'UTF16BE':
                case 'UCS-2':
                case 'UCS2':
                case 'UCS-2BE':
                case 'UCS2BE':
                    $data = "\xfe\xff".$data;
                    break;

                case 'UTF-16LE':
                case 'UTF16LE':
                case 'UCS-2LE':
                case 'UCS2LE':
                    $data = "\xff\xfe".$data;
                    break;

                case 'UTF-32':
                case 'UTF32':
                case 'UTF-32BE':
                case 'UTF32BE':
                case 'UCS-4':
                case 'UCS4':
                case 'UCS-4BE':
                case 'UCS4BE':
                    $data = "\x00\x00\xfe\xff".$data;
                    break;

                case 'UTF-32LE':
                case 'UTF32LE':
                case 'UCS-4LE':
                case 'UCS4LE':
                    $data = "\xff\xfe\x00\x00".$data;
                    break;
            }
        }

        $parser = xml_parser_create(NULL);
        xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
        xml_set_object($parser, $this);
        xml_set_element_handler($parser, "start_element", "end_element");

        if ($this->chunk_size == 0) {
            $success = @xml_parse($parser, $data, true);
        } else {
            for ($offset = 0; $offset < strlen($data);
                    $offset += $this->chunk_size) {
                $success = @xml_parse($parser, substr($data, $offset, $this->chunk_size), false);
                if (!$success) {
                    break;
                }
            }
            if ($success) {
                $success = @xml_parse($parser, "", true);
            }
        }

        echo "Encoding: $this->encoding\n";
        echo "XML Prologue: ".($this->prologue ? 'present': 'not present'), "\n";
        echo "Chunk size: ".($this->chunk_size ? "$this->chunk_size byte(s)\n": "all data at once\n");
        echo "BOM: ".($this->bom ? 'prepended': 'not prepended'), "\n";

        if ($success) {
            var_dump($this->tags);
        } else {
            echo "[Error] ", xml_error_string(xml_get_error_code($parser)), "\n";
        }
    }
}
$suite = array(
    new testcase("UTF-8",     0, 0, 0),
    new testcase("UTF-8",     0, 0, 1),
    new testcase("UTF-8",     0, 1, 0),
    new testcase("UTF-8",     0, 1, 1),
    new testcase("UTF-16BE",  0, 0, 0),
    new testcase("UTF-16BE",  0, 1, 0),
    new testcase("UTF-16BE",  0, 1, 1),
    new testcase("UTF-16LE",  0, 0, 0),
    new testcase("UTF-16LE",  0, 1, 0),
    new testcase("UTF-16LE",  0, 1, 1),
    new testcase("UTF-8",     1, 0, 0),
    new testcase("UTF-8",     1, 0, 1),
    new testcase("UTF-8",     1, 1, 0),
    new testcase("UTF-8",     1, 1, 1),
    new testcase("UTF-16BE",  1, 0, 0),
    new testcase("UTF-16BE",  1, 1, 0),
    new testcase("UTF-16BE",  1, 1, 1),
    new testcase("UTF-16LE",  1, 0, 0),
    new testcase("UTF-16LE",  1, 1, 0),
    new testcase("UTF-16LE",  1, 1, 1),
);

if (XML_SAX_IMPL == 'libxml') {
  echo "libxml2 Version => " . LIBXML_DOTTED_VERSION. "\n";
} else {
  echo "libxml2 Version => NONE\n";
}

foreach ($suite as $testcase) {
    $testcase->run();
}

?>
--EXPECTF--
libxml2 Version => %s
Encoding: UTF-8
XML Prologue: present
Chunk size: all data at once
BOM: not prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-8
XML Prologue: not present
Chunk size: all data at once
BOM: not prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-8
XML Prologue: present
Chunk size: all data at once
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-8
XML Prologue: not present
Chunk size: all data at once
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16BE
XML Prologue: present
Chunk size: all data at once
BOM: not prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16BE
XML Prologue: present
Chunk size: all data at once
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16BE
XML Prologue: not present
Chunk size: all data at once
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16LE
XML Prologue: present
Chunk size: all data at once
BOM: not prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16LE
XML Prologue: present
Chunk size: all data at once
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16LE
XML Prologue: not present
Chunk size: all data at once
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-8
XML Prologue: present
Chunk size: 1 byte(s)
BOM: not prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-8
XML Prologue: not present
Chunk size: 1 byte(s)
BOM: not prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-8
XML Prologue: present
Chunk size: 1 byte(s)
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-8
XML Prologue: not present
Chunk size: 1 byte(s)
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16BE
XML Prologue: present
Chunk size: 1 byte(s)
BOM: not prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16BE
XML Prologue: present
Chunk size: 1 byte(s)
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16BE
XML Prologue: not present
Chunk size: 1 byte(s)
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16LE
XML Prologue: present
Chunk size: 1 byte(s)
BOM: not prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16LE
XML Prologue: present
Chunk size: 1 byte(s)
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}
Encoding: UTF-16LE
XML Prologue: not present
Chunk size: 1 byte(s)
BOM: prepended
array(3) {
  [0]=>
  string(128) "e38386e382b9e383883ae38386e382b9e3838831: 687474703a2f2f7777772e6578616d706c652e636f6d2fe38386e382b9e383882f, e38386e382b9e38388"
  [1]=>
  string(60) "e38386e382b9e383883ae38386e382b9e3838832: e38386e382b9e38388"
  [2]=>
  string(42) "e38386e382b9e383883ae38386e382b9e3838833: "
}