<?php

namespace Podoko\Bencode\Tests;

use function random_bytes;

class DataEncodeDecodeProvider

{

public static function data_list(): iterable

{

yield '0' => [0, 'i0e'];

yield '-153985' => [-153985, 'i-153985e'];

yield 'empty string' => ['', '0:'];

yield 'string' => ['string', '6:string'];

yield 'some thing' => ['some thing', '10:some thing'];

yield 'Hindi' => ['नमस्ते', '18:नमस्ते'];

yield 'empty list' => [[], 'le'];

yield 'complex lsit' => [[5, 'caribou', 'how', 'are', 'you', -153], 'li5e7:caribou3:how3:are3:youi-153ee'];

yield 'dictionary' => [['foo' => 'bar'], 'd3:foo3:bare'];

$bytes = random_bytes(1024);

$key = random_bytes(10);

yield 'random bytes' => [

['foo' => ['0' . $key => $bytes, '1foo' => 5]],

'd3:food11:0' . $key . strlen($bytes) . ':' . $bytes . '4:1fooi5eee'

];

}

public static function data_from_files(): iterable

{

foreach (glob(__DIR__ . '/assets/*.json') ?: [] as $source) {

$expected = substr($source, 0, -5) . '.bencode';

yield $source => [$source, $expected];

}

}

}