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divinity76
45 lines
1.1 KiB
PHP
45 lines
1.1 KiB
PHP
--TEST--
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Random: Randomizer: Native engines can be wrapped without changing their sequence
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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\Test\TestWrapperEngine;
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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(1234);
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$engines[] = new PcgOneseq128XslRr64(1234);
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$engines[] = new Xoshiro256StarStar(1234);
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$iterations = getenv("SKIP_SLOW_TESTS") ? 3_000 : 10_000;
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foreach ($engines as $engine) {
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echo $engine::class, PHP_EOL;
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$native_randomizer = new Randomizer(clone $engine);
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$user_randomizer = new Randomizer(new TestWrapperEngine(clone $engine));
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for ($i = 0; $i < $iterations; $i++) {
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$native = $native_randomizer->getInt(0, $i);
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$user = $user_randomizer->getInt(0, $i);
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if ($native !== $user) {
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die("failure: state differs at {$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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Random\Engine\PcgOneseq128XslRr64
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Random\Engine\Xoshiro256StarStar
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success
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