archived-php-src/ext/random/tests/03_randomizer/pick_array_keys.phpt

--TEST--
Random: Randomizer: pickArrayKeys
--FILE--
<?php

$map = ['foo' => 0, 'bar' => 1, 'baz' => 2];
$list = range(1, 10);

mt_srand(1234);

$mapPickOneFunc = array_rand($map, 1);
$mapPickTwoFunc = array_rand($map, 2);

$listPickOneFunc = array_rand($list, 1);
$listPickTwoFunc = array_rand($list, 2);

$randomizer = new \Random\Randomizer(new \Random\Engine\Mt19937(1234));

[$mapPickOneMethod] = $randomizer->pickArrayKeys($map, 1);
$mapPickTwoMethod = $randomizer->pickArrayKeys($map, 2);

[$listPickOneMethod] = $randomizer->pickArrayKeys($list, 1);
$listPickTwoMethod = $randomizer->pickArrayKeys($list, 2);

if ($mapPickOneFunc !== $mapPickOneMethod) {
    var_dump($mapPickOneFunc, $mapPickOneMethod);
    die('failure mapPickOne');
}

if ($mapPickTwoFunc !== $mapPickTwoMethod) {
    var_dump($mapPickTwoFunc, $mapPickTwoMethod);
    die('failure mapPickTwo');
}

if ($listPickOneFunc !== $listPickOneMethod) {
    var_dump($listPickOneFunc, $listPickOneMethod);
    die('failure listPickOne');
}

if ($listPickTwoFunc !== $listPickTwoMethod) {
    var_dump($listPickTwoFunc, $listPickOneMethod);
    die('failure listPickTwo');
}

die('success');
?>
--EXPECTF--
success