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<?php
/**
* Test: Nette\Utils\ArrayHash basic usage.
*/
declare(strict_types=1);
use Nette\Utils\ArrayHash;
use Tester\Assert;
require __DIR__ . '/../bootstrap.php';
class Person
{
private $name;
public function __construct($name)
{
$this->name = $name;
}
public function sayHi()
{
return "My name is $this->name";
}
}
test('store and retrieve values via array and property notation', function () {
$list = new ArrayHash;
$jack = new Person('Jack');
$mary = new Person('Mary');
$list['m'] = $mary;
$list['j'] = $jack;
Assert::same($mary, $list['m']);
Assert::same($jack, $list['j']);
Assert::same($mary, $list->m);
Assert::same($jack, $list->j);
Assert::same([
'm' => $mary,
'j' => $jack,
], iterator_to_array($list));
Assert::same([
'm' => $mary,
'j' => $jack,
], (array) $list);
foreach ($list as $key => $person) {
$tmp[] = $key . ' => ' . $person->sayHi();
}
Assert::same([
'm => My name is Mary',
'j => My name is Jack',
], $tmp);
Assert::same(2, $list->count());
Assert::same(2, count($list));
unset($list['j']);
Assert::same([
'm' => $mary,
], iterator_to_array($list));
});
test('creation with non‐recursive conversion leaves nested arrays unchanged', function () {
$mary = new Person('Mary');
$list = ArrayHash::from([
'm' => $mary,
'j' => 'Jack',
'children' => [
'c' => 'John',
],
], recursive: false);
Assert::type(Nette\Utils\ArrayHash::class, $list);
Assert::type('array', $list['children']);
});
test('recursive conversion transforms nested arrays into ArrayHash', function () {
$mary = new Person('Mary');
$list = ArrayHash::from([
'm' => $mary,
'j' => 'Jack',
'children' => [
'c' => 'John',
],
]);
Assert::type(Nette\Utils\ArrayHash::class, $list);
Assert::same($mary, $list['m']);
Assert::same('Jack', $list['j']);
Assert::type(Nette\Utils\ArrayHash::class, $list['children']);
Assert::same('John', $list['children']['c']);
$list['children']['c'] = 'Jim';
Assert::same('Jim', $list['children']['c']);
Assert::same([
'm' => $mary,
'j' => 'Jack',
'children' => $list['children'],
'c' => 'Jim',
], iterator_to_array(new RecursiveIteratorIterator(new RecursiveArrayIterator($list), RecursiveIteratorIterator::SELF_FIRST)));
});
test('numeric key handling supports both integer and string offsets', function () {
$row = ArrayHash::from([1, 2]);
foreach ($row as $key => $value) {
$keys[] = $key;
}
if (PHP_VERSION_ID < 70200) {
Assert::same(['0', '1'], $keys);
} else {
Assert::same([0, 1], $keys);
}
Assert::same(1, $row->{0});
Assert::same(1, $row->{'0'});
Assert::same(1, $row[0]);
Assert::same(1, $row['0']);
Assert::true(isset($row->{0}));
Assert::true(isset($row->{'0'}));
Assert::true(isset($row[0]));
Assert::true(isset($row['0']));
Assert::same(2, $row->{1});
Assert::same(2, $row->{'1'});
Assert::same(2, $row[1]);
Assert::same(2, $row['1']);
Assert::true(isset($row->{1}));
Assert::true(isset($row->{'1'}));
Assert::true(isset($row[1]));
Assert::true(isset($row['1']));
Assert::false(isset($row->{2}));
Assert::false(isset($row->{'2'}));
Assert::false(isset($row[2]));
Assert::false(isset($row['2']));
$row[3] = 'new';
Assert::same('new', $row->{3});
Assert::same('new', $row->{'3'});
Assert::same('new', $row[3]);
Assert::same('new', $row['3']);
unset($row[3]);
Assert::false(isset($row->{3}));
Assert::false(isset($row->{'3'}));
Assert::false(isset($row[3]));
Assert::false(isset($row['3']));
});
test('null values are stored but not regarded as set', function () {
$row = ArrayHash::from(['null' => null]);
Assert::null($row->null);
Assert::null($row['null']);
Assert::false(isset($row->null));
Assert::false(isset($row['null']));
});
test('accessing undefined keys triggers a notice or warning', function () {
$row = new ArrayHash;
Assert::error(
fn() => $row->undef,
PHP_VERSION_ID < 80000 ? E_NOTICE : E_WARNING,
'Undefined property: Nette\Utils\ArrayHash::$undef',
);
Assert::error(
fn() => $row['undef'],
PHP_VERSION_ID < 80000 ? E_NOTICE : E_WARNING,
'Undefined property: Nette\Utils\ArrayHash::$undef',
);
});
test('unsetting entries during iteration removes them', function () {
$hash = ArrayHash::from([1, 2, 3]);
foreach ($hash as $key => $value) {
unset($hash->$key);
}
Assert::count(0, $hash);
});
test('reference iteration allows modification of all elements', function () {
$hash = ArrayHash::from([1, 2, 3]);
foreach ($hash as $key => &$value) {
$value = 'new';
}
Assert::same(['new', 'new', 'new'], (array) $hash);
});
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