--TEST-- use dictionary: streams --SKIPIF-- --FILE-- array( "dict" => $dictionary, ) ) ); var_dump(file_put_contents('compress.brotli://' . $file, $data, 0, $ctx) == strlen($data)); var_dump($size1 = filesize($file)); var_dump($size1 > 1 && $size1 <= strlen($data)); echo "Decompression\n"; $decomp = file_get_contents('compress.brotli://' . $file, false, $ctx); var_dump($decomp == $data); $comp = file_get_contents($file); $decomp = brotli_uncompress($comp, $dictionary); var_dump($decomp == $data); @unlink($file); ?> ===DONE=== --EXPECTF-- Compression bool(true) int(%d) bool(true) Decompression bool(true) bool(true) ===DONE===