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--TEST--
Exhaustive test of UTF-8 text encoding (DoCoMo, KDDI, SoftBank variants)
--EXTENSIONS--
mbstring
--SKIPIF--
<?php
if (getenv("SKIP_SLOW_TESTS")) die("skip slow test");
?>
--FILE--
<?php
srand(855); /* Make results consistent */
include('encoding_tests.inc');
mb_substitute_character(0x25); // '%'
$badUTF8 = array(
// Codepoints outside of valid 0-0x10FFFF range for Unicode
"\xF4\x90\x80\x80" => str_repeat("\x00\x00\x00%", 4), // CP 0x110000
"\xF7\x80\x80\x80" => str_repeat("\x00\x00\x00%", 4), // CP 0x1C0000
"\xF7\xBF\xBF\xBF" => str_repeat("\x00\x00\x00%", 4), // CP 0x1FFFFF
// Reserved range for UTF-16 surrogate pairs
"\xED\xA0\x80" => str_repeat("\x00\x00\x00%", 3), // CP 0xD800
"\xED\xAF\xBF" => str_repeat("\x00\x00\x00%", 3), // CP 0xDBFF
"\xED\xBF\xBF" => str_repeat("\x00\x00\x00%", 3), // CP 0xDFFF
// Truncated characters
"\xDF" => "\x00\x00\x00%", // should have been 2-byte
"\xEF\xBF" => "\x00\x00\x00%", // should have been 3-byte
"\xF0\xBF\xBF" => "\x00\x00\x00%", // should have been 4-byte
"\xF1\x96" => "\x00\x00\x00%",
"\xF1\x96\x80" => "\x00\x00\x00%",
"\xF2\x94" => "\x00\x00\x00%",
"\xF2\x94\x80" => "\x00\x00\x00%",
"\xF3\x94" => "\x00\x00\x00%",
"\xF3\x94\x80" => "\x00\x00\x00%",
"\xE0\x9F" => "\x00\x00\x00%\x00\x00\x00%",
"\xED\xA6" => "\x00\x00\x00%\x00\x00\x00%",
// Multi-byte characters which end too soon and go to ASCII
"\xDFA" => "\x00\x00\x00%\x00\x00\x00A",
"\xEF\xBFA" => "\x00\x00\x00%\x00\x00\x00A",
"\xF0\xBFA" => "\x00\x00\x00%\x00\x00\x00A",
"\xF0\xBF\xBFA" => "\x00\x00\x00%\x00\x00\x00A",
// Multi-byte characters which end too soon and go to another MB char
"\xDF\xDF\xBF" => "\x00\x00\x00%\x00\x00\x07\xFF",
"\xEF\xBF\xDF\xBF" => "\x00\x00\x00%\x00\x00\x07\xFF",
"\xF0\xBF\xBF\xDF\xBF" => "\x00\x00\x00%\x00\x00\x07\xFF",
// Continuation bytes which appear outside of a MB char
"\x80" => "\x00\x00\x00%",
"A\x80" => "\x00\x00\x00A\x00\x00\x00%",
"\xDF\xBF\x80" => "\x00\x00\x07\xFF\x00\x00\x00%",
// Overlong code units
// (Using more bytes than needed to encode a character)
"\xC1\xBF" => str_repeat("\x00\x00\x00%", 2), // didn't need 2 bytes
"\xE0\x9F\xBF" => str_repeat("\x00\x00\x00%", 3), // didn't need 3 bytes
"\xF0\x8F\xBF\xBF" => str_repeat("\x00\x00\x00%", 4) // didn't need 4 bytes
);
function intToString($value) {
if ($value <= 0xFF)
return chr($value);
else if ($value <= 0xFFFF)
return pack('n', $value);
else if ($value <= 0xFFFFFF)
return chr($value >> 16) . pack('n', $value & 0xFFFF);
else
return pack('N', $value);
}
function readUTF8ConversionTable($path, &$from, &$to, &$invalid) {
$from = array();
$to = array();
$invalid = array();
$fp = fopen($path, 'r+');
while ($line = fgets($fp, 256)) {
if (sscanf($line, "0x%x\t0x%x", $codepoint, $char) == 2) {
$codepoint = pack('N', $codepoint);
$char = intToString($char);
$from[$char] = $codepoint;
$to[$codepoint] = $char;
} else if (sscanf($line, "0x%x\tBAD", $codepoint) == 1) {
$codepoint = pack('N', $codepoint);
$invalid[$codepoint] = true;
}
}
}
function testUTF8Variant($encoding, $filename) {
readUTF8ConversionTable(__DIR__ . $filename, $toUnicode, $fromUnicode, $invalidCodepoints);
// Test some plain, vanilla codepoints (to/from mobile encoding)
testValidString("\x00\x00", "\x00", "UTF-16BE", $encoding);
for ($i = 0; $i < 1000; $i++) {
$cp = pack('N', rand(1, 0x10FFFF));
if (isset($fromUnicode[$cp]))
continue;
if (mb_convert_encoding($cp, $encoding, 'UTF-32BE') !== mb_convert_encoding($cp, 'UTF-8', 'UTF-32BE'))
die("Expected U+" . bin2hex($cp) . " to be the same in UTF-8 and " . $encoding);
}
if ($encoding === 'UTF-8-Mobile#DOCOMO') {
// In Docomo Shift-JIS, we have mappings for U+FEE16 up to U+FEE25 and
// then U+FEE29-U+FEE2B, U+FEE2D-U+FEE33
// These correspond to sequential Docomo SJIS codes, but in the middle there is
// one emoji which converts to U+25EA (SQUARE WITH LOWER RIGHT DIAGONAL HALF BLACK)
// However, when converting Unicode to Docomo vendor-specific encodings, we still
// accept U+FEE26 and convert it to the same SQUARE WITH LOWER RIGHT DIAGONAL HALF BLACK emoji
// So our mapping for U+FEE26 is not reversible
// Encoded as UTF-8, that's EE9B80
unset($toUnicode["\xEE\x9B\x80"]);
// Similar for U+FEE27, U+FEE28, U+FEE2C
unset($toUnicode["\xEE\x9B\x81"]);
unset($toUnicode["\xEE\x9B\x82"]);
unset($toUnicode["\xEE\x9B\x86"]);
}
// Test all characters which are different in mobile encoding (from standard UTF-8)
foreach ($toUnicode as $char => $cp)
testValidString($char, $cp, $encoding, 'UCS-4BE', false);
foreach ($fromUnicode as $cp => $char)
testValidString($cp, $char, 'UCS-4BE', $encoding, false);
foreach ($invalidCodepoints as $cp => $_)
convertInvalidString($cp, '%', 'UCS-4BE', $encoding);
// Try malformed UTF-8 sequences
global $badUTF8;
foreach ($badUTF8 as $invalidText => $expectedResult)
testInvalidString($invalidText, $expectedResult, $encoding, 'UCS-4BE');
echo "$encoding OK\n";
}
testUTF8Variant('UTF-8-Mobile#DOCOMO', '/data/UTF-8-DOCOMO.txt');
testUTF8Variant('UTF-8-Mobile#KDDI-A', '/data/UTF-8-KDDI-A.txt');
testUTF8Variant('UTF-8-Mobile#KDDI-B', '/data/UTF-8-KDDI-B.txt');
testUTF8Variant('UTF-8-Mobile#SOFTBANK', '/data/UTF-8-SOFTBANK.txt');
?>
--EXPECT--
UTF-8-Mobile#DOCOMO OK
UTF-8-Mobile#KDDI-A OK
UTF-8-Mobile#KDDI-B OK
UTF-8-Mobile#SOFTBANK OK
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