function _some($list, $iterator = NULL, $context = NULL)
{
return Underscore::some($list, $iterator, $context);
}
/**
* @tags collections
*/
public function testSome()
{
$even = function ($v) {
return !($v & 1);
};
// it should work with arrays, objects and iterators
$this->typeTolerant([1, 3, 4, 5], null, function ($in, $out) use($even) {
$this->boolean(_::some($in, $even))->isTrue();
}, [0, -1]);
// the truth test should be optionnal
$this->boolean(_::some([false, 0, "0", null, true, 2]))->isTrue();
// it should return true if at leat one item in the list pass the truth test
$this->boolean(_::some([1, 3, 4, 5], $even))->isTrue();
// it should return false if all items in the list doesn't pass the truth test
$this->boolean(_::some([1, 3, 5, 7], $even))->isFalse();
// it should stop the list iteration when an item pass the truth test
$i = 0;
_::some([1, 3, 4, 5], function ($v) use(&$i, $even) {
$i++;
return $even($v);
});
$this->variable($i)->isEqualTo(3);
// it should be possible to specify a context for the truth test
$this->boolean(_::some([1, 3, 4, 5], function ($v) {
return $v % $this->mod == 0;
}, (object) ['mod' => 2]))->isTrue();
// it should return false if the list is empty
$this->boolean(_::some([], function ($v) {
return true;
}))->isFalse();
}