public function testComparator()
{
$cmp = ObjectComparator::init(['score' => 'desc', 'first_name' => _Comparator::alphaNumeric(), 'id']);
$data = [GenericObject::init(['score' => 99, 'first_name' => 'asc', 'id' => 5]), GenericObject::init(['score' => 56, 'first_name' => 'dsf', 'id' => 3]), GenericObject::init(['score' => 99, 'first_name' => 'asc', 'id' => 1]), GenericObject::init(['score' => 99, 'first_name' => 'fgh', 'id' => 2]), GenericObject::init(['score' => 99, 'first_name' => 'xxx', 'id' => 4])];
$result = [GenericObject::init(['score' => 99, 'first_name' => 'asc', 'id' => 1]), GenericObject::init(['score' => 99, 'first_name' => 'asc', 'id' => 5]), GenericObject::init(['score' => 99, 'first_name' => 'fgh', 'id' => 2]), GenericObject::init(['score' => 99, 'first_name' => 'xxx', 'id' => 4]), GenericObject::init(['score' => '56', 'first_name' => 'dsf', 'id' => 3])];
$sort = _Array::sort($cmp);
$this->assertEquals($result, $sort($data));
}
public function __invoke(...$data)
{
$sort = _Array::sort(_Comparator::numeric());
$arr = $sort($data[0]);
$length = count($arr);
if ($length % 2) {
return $arr[(int) floor($length / 2)];
}
return ($arr[(int) floor($length / 2)] + $arr[(int) floor($length / 2) - 1]) / 2;
}
public function testStableSort2()
{
$stableSort = _Array::stableSort(_Comparator::alphaNumeric()->map(function ($elem) {
return $elem['b'];
}), function ($a, $b) {
return $a['a'] - $b['a'];
});
$this->assertInstanceOf(ArrayStableSort::class, $stableSort);
$data = ['p' => ['a' => 34, 'b' => 'p1'], 's' => ['a' => 32, 'b' => 's1'], 'l' => ['a' => 32, 'b' => 'l1'], 'm' => ['a' => 31, 'b' => 'm1'], 'n' => ['a' => 23, 'b' => 'm1']];
$this->assertEquals(json_encode($stableSort($data)), json_encode(['l' => ['a' => 32, 'b' => 'l1'], 'n' => ['a' => 23, 'b' => 'm1'], 'm' => ['a' => 31, 'b' => 'm1'], 'p' => ['a' => 34, 'b' => 'p1'], 's' => ['a' => 32, 'b' => 's1']]));
}
public function testBooleanInv()
{
$cmpNode = _Comparator::boolean()->invert();
$data = [true, false, true, false, true, false, true];
$node = _Array::values()->sort($cmpNode);
$this->assertEquals([true, true, true, true, false, false, false], $node($data));
$this->assertInstanceOf(AbstractComparator::class, $cmpNode);
}
//int(10)
$explode = _String::explode('.');
var_dump($explode('a.b'));
$chain = $explode->implode('-');
var_dump($chain('a.b'));
$map = $explode->map($fromHex)->implode('.');
var_dump($map('a.b'));
$sort = _Array::sort(function ($a, $b) {
return $a - $b;
});
var_dump($sort([2, 5, 3, 4, 1]));
//array(5) {
// [0]=>
// int(1)
// [1]=>
// int(2)
// [2]=>
// int(3)
// [3]=>
// int(4)
// [4]=>
// int(5)
//}
$string = 'a,3,e,22,a2,3e0,cf';
$explodeHexString = _Array::explode(',')->map(_String::trim()->then($fromHex))->sort(_Comparator::numeric());
print_r($explodeHexString($string));
$string = 'a,3,e,22,a2,3e0,cf';
$explodeHexString = _Array::explode(',')->sort(_Comparator::boolean()->map(_String::trim()->then($fromHex)->then(function ($e) {
return $e % 5;
})), _Comparator::numeric()->map(_String::trim()->then($fromHex)));
print_r($explodeHexString($string));