/**
* PAR2 files consist of self-contained packets with their own checksums, of
* various types. Redundancy means that details of the recovery set are repeated
* across multiple files, and within files. Packets should only be added to the
* list if they pass the internal checksum test.
*
* @dataProvider providerTestFixtures
* @param string $filename sample par2 filename
* @param string $packets expected list of valid packets
*/
public function testStoresListOfAllValidPackets($filename, $packets)
{
$par2 = new Par2Info();
$par2->open($filename);
$this->assertEmpty($par2->error, $par2->error);
$packetList = $par2->getPackets(true);
$this->assertEquals(count($packets), count($packetList));
$this->assertEquals($packets, $packetList);
}
/**
* Generates test fixtures from PAR2 sample files.
*
* @param boolean $pretend debug output only?
* @param boolean $refresh regenerate existing files?
* @return void
*/
function makePar2Fixtures($pretend = false, $refresh = true)
{
$par2 = new Par2Info();
foreach (glob(dirname(__FILE__) . '/par2/*.par2') as $par2file) {
$fname = pathinfo($par2file, PATHINFO_BASENAME) . '.packets';
$file = dirname(__FILE__) . "/par2/{$fname}";
if (!$refresh && file_exists($file)) {
continue;
}
echo "Generating for {$par2file}:\n";
$par2->open($par2file);
if ($par2->error) {
echo "Error: {$par2->error}\n";
continue;
}
$data = $par2->getPackets(true);
if (!$pretend) {
$data = "<?php\nreturn " . var_export($data, true) . ";\n";
file_put_contents($file, $data);
}
echo "-- {$fname}\n";
}
}
