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<?php
/**
* Test: Nette\Utils\Iterables::toIterator()
*/
declare(strict_types=1);
use Nette\Utils\Iterables;
use Tester\Assert;
require __DIR__ . '/../bootstrap.php';
test('converts array into iterator', function () {
$arr = ['Nette', 'Framework'];
$tmp = [];
foreach (Iterables::toIterator($arr) as $k => $v) {
$tmp[] = "$k => $v";
}
Assert::same([
'0 => Nette',
'1 => Framework',
], $tmp);
});
test('preserves ArrayIterator instance', function () {
$arr = new ArrayIterator(['Nette', 'Framework']);
$tmp = [];
foreach (Iterables::toIterator($arr) as $k => $v) {
$tmp[] = "$k => $v";
}
Assert::same([
'0 => Nette',
'1 => Framework',
], $tmp);
});
test('converts ArrayObject to ArrayIterator', function () {
$arr = new ArrayObject(['Nette', 'Framework']);
Assert::type(ArrayIterator::class, Iterables::toIterator($arr));
$tmp = [];
foreach (Iterables::toIterator($arr) as $k => $v) {
$tmp[] = "$k => $v";
}
Assert::same([
'0 => Nette',
'1 => Framework',
], $tmp);
});
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