PAL.C.T MINI SHELL
--TEST--
Test incremental inflate_add() functionality
--SKIPIF--
<?php
if (!extension_loaded("zlib")) {
print "skip - ZLIB extension not loaded";
}
?>
--FILE--
<?php
function inflateStream($mode, $flushSize) {
$buffer = "";
$inflated = null;
$resource = inflate_init($mode);
while (true) {
$dataToInflate = yield $inflated;
if (isset($dataToInflate)) {
$buffer .= $dataToInflate;
if (strlen($buffer) >= $flushSize) {
$inflated = inflate_add($resource, $buffer);
$buffer = "";
} else {
$inflated = null;
}
} else {
$inflated = inflate_add($resource, $buffer, ZLIB_FINISH);
}
}
}
$modes = [
'ZLIB_ENCODING_RAW' => ZLIB_ENCODING_RAW,
'ZLIB_ENCODING_GZIP' => ZLIB_ENCODING_GZIP,
'ZLIB_ENCODING_DEFLATE' => ZLIB_ENCODING_DEFLATE,
];
$flushSizes = [1, 4, 32768];
$flushTypes = [
'ZLIB_SYNC_FLUSH' => ZLIB_SYNC_FLUSH,
'ZLIB_PARTIAL_FLUSH' => ZLIB_PARTIAL_FLUSH,
'ZLIB_FULL_FLUSH' => ZLIB_FULL_FLUSH,
'ZLIB_NO_FLUSH' => ZLIB_NO_FLUSH,
'ZLIB_BLOCK' => ZLIB_BLOCK,
];
$uncompressed = "";
for ($i=0;$i<(32768*2);$i++) {
$uncompressed .= chr(rand(48,125));
}
foreach ($modes as $modeKey => $mode) {
$compressed = zlib_encode($uncompressed, $mode);
$compressedLen = strlen($compressed);
foreach ($flushSizes as $flushSize) {
foreach ($flushTypes as $flushTypeKey => $flushType) {
$inflated = "";
$stream = inflateStream($mode, $flushSize, $flushType);
for ($i=0;$i<$compressedLen;$i++) {
$inflated .= $stream->send($compressed[$i]);
}
$inflated .= $stream->send(null);
if ($inflated !== $uncompressed) {
echo "Error: {$modeKey} | {$flushSize} | {$flushTypeKey}\n";
}
}
}
}
?>
===DONE===
--EXPECTF--
===DONE===
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