public function testTotalByteValueFromFile()
{
$this->createTempDir("ezcArchive_");
$dir = $this->getTempDir();
file_put_contents("{$dir}/byte_value_file.txt", $this->testString);
$byteValueExpected = ezcArchiveChecksums::getTotalByteValueFromString(file_get_contents("{$dir}/byte_value_file.txt"));
$byteValue = ezcArchiveChecksums::getTotalByteValueFromFile("{$dir}/byte_value_file.txt");
$this->assertEquals($byteValueExpected, $byteValue);
}
/**
* Returns the encoded header as given as the parameter $encodedHeader but includes the
* checksum of the header.
*
* The encoded header $encodedHeader should have spaces at the place where the checksum should be stored.
*
* @param string $encodedHeader
* @return string
*/
protected function setChecksum($encodedHeader)
{
$total = ezcArchiveChecksums::getTotalByteValueFromString($encodedHeader);
$checksum = pack("a7", str_pad(decoct($total), 6, "0", STR_PAD_LEFT));
$checksum .= " ";
$begin = substr($encodedHeader, 0, 148);
$end = substr($encodedHeader, 156);
return $begin . $checksum . $end;
}
