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ac3ecd03af
* Add `Randomizer::getBytesFromAlphabet()` method * Rename `getBytesFromAlphabet` to `getBytesFromString` * [ci skip] Add NEWS/UPGRADING for Randomizer::getBytesFromString() Co-authored-by: Tim Düsterhus <tim@bastelstu.be>
64 lines
1.6 KiB
PHP
64 lines
1.6 KiB
PHP
--TEST--
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Random: Randomizer: getBytesFromString(): Basic functionality
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--FILE--
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<?php
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use Random\Engine;
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use Random\Engine\Mt19937;
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use Random\Engine\PcgOneseq128XslRr64;
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use Random\Engine\Secure;
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use Random\Engine\Test\TestShaEngine;
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use Random\Engine\Xoshiro256StarStar;
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use Random\Randomizer;
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require __DIR__ . "/../../engines.inc";
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$engines = [];
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$engines[] = new Mt19937(null, MT_RAND_MT19937);
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$engines[] = new Mt19937(null, MT_RAND_PHP);
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$engines[] = new PcgOneseq128XslRr64();
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$engines[] = new Xoshiro256StarStar();
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$engines[] = new Secure();
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$engines[] = new TestShaEngine();
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foreach ($engines as $engine) {
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echo $engine::class, PHP_EOL;
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$randomizer = new Randomizer($engine);
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var_dump($randomizer->getBytesFromString('a', 10));
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var_dump($randomizer->getBytesFromString(str_repeat('a', 256), 5));
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for ($i = 1; $i < 250; $i++) {
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$output = $randomizer->getBytesFromString(str_repeat('ab', $i), 500);
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// This check can theoretically fail with a chance of 0.5**500.
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if (!str_contains($output, 'a') || !str_contains($output, 'b')) {
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die("failure: didn't see both a and b at {$i}");
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}
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}
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}
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die('success');
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?>
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--EXPECT--
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Random\Engine\Mt19937
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string(10) "aaaaaaaaaa"
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string(5) "aaaaa"
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Random\Engine\Mt19937
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string(10) "aaaaaaaaaa"
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string(5) "aaaaa"
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Random\Engine\PcgOneseq128XslRr64
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string(10) "aaaaaaaaaa"
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string(5) "aaaaa"
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Random\Engine\Xoshiro256StarStar
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string(10) "aaaaaaaaaa"
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string(5) "aaaaa"
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Random\Engine\Secure
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string(10) "aaaaaaaaaa"
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string(5) "aaaaa"
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Random\Engine\Test\TestShaEngine
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string(10) "aaaaaaaaaa"
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string(5) "aaaaa"
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success
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