function _find($list, $iterator, $context = NULL)
{
return Underscore::find($list, $iterator, $context);
}
/**
* @tags collections
*/
public function testFind()
{
$even = function ($v) {
return !($v & 1);
};
// it should return the first value that match the truth test and work with arrays, objects and iterators
$this->typeTolerant([1, 2, 3, 4], 2, function ($in, $out) use($even) {
$this->integer(_::find($in, $even))->isEqualTo($out);
}, [0, -1]);
// it should return null when no value match the truth test
$this->variable(_::find([1, 3, 5], $even))->isNull();
// it should be possible to specify a context for the thruth test
$this->variable(_::find([1, 2, 3, 4], function ($v) {
return $v % $this->mod == 0;
}, (object) ['mod' => 2]))->isEqualTo(2);
// it should stop iterating over the list once an element is found
$i = 0;
_::find([1, 2, 3, 4], function ($v) use(&$i) {
$i++;
return !($v & 1);
});
$this->variable($i)->isEqualTo(2);
}
