public function testUniqueId()
{
// docs
$this->assertEquals(0, __u::uniqueId());
$this->assertEquals('stooge_1', __u::uniqueId('stooge_'));
$this->assertEquals(2, __u::uniqueId());
// from js
$ids = array();
$i = 0;
while ($i++ < 100) {
array_push($ids, __u::uniqueId());
}
$this->assertEquals(count($ids), count(__u::uniq($ids)));
// extra
$this->assertEquals('stooges', join('', __u::first(__u::uniqueId('stooges'), 7)), 'prefix assignment works');
$this->assertEquals('stooges', join('', __u(__u('stooges')->uniqueId())->first(7)), 'prefix assignment works in OO-style call');
while ($i++ < 100) {
array_push($ids, __u()->uniqueId());
}
$this->assertEquals(count($ids), count(__u()->uniq($ids)));
}
public function testUniq()
{
// from js
$list = array(1, 2, 1, 3, 1, 9);
$this->assertEquals(array(1, 2, 3, 9), __u::uniq($list), 'can find the unique values of an unsorted array');
$list = array(1, 1, 1, 2, 2, 3);
$this->assertEquals(array(1, 2, 3), __u::uniq($list), 'can find the unique values of a sorted array faster');
$func = function () {
return __u::uniq(func_get_args());
};
$result = $func(1, 2, 1, 3, 1, 4);
$this->assertEquals(array(1, 2, 3, 4), $result, 'works on an arguments object');
$list = array((object) array('name' => 'moe'), (object) array('name' => 'curly'), (object) array('name' => 'larry'), (object) array('name' => 'curly'));
$iterator = function ($value) {
return $value->name;
};
$this->assertEquals(array('moe', 'curly', 'larry'), __u::map(__u::uniq($list, false, $iterator), $iterator), 'can find the unique values of an array using a custom iterator');
$iterator = function ($value) {
return $value + 1;
};
$list = array(1, 2, 2, 3, 4, 4);
$this->assertEquals(array(1, 2, 3, 4), __u::uniq($list, true, $iterator), 'iterator works with sorted array');
// extra
$this->assertEquals(array(4, 5, 6), __u(array(4, 5, 4, 4, 5, 5, 6))->uniq(), 'works with OO call');
$this->assertEquals(array(4, 5, 6), __u(array(4, 5, 4, 4, 5, 5, 6))->unique(), 'aliased as "unique"');
// docs
$this->assertEquals(array(2, 4, 1), __u::uniq(array(2, 2, 4, 4, 4, 1, 1, 1)));
}