public function testMap() { // from js $this->assertEquals(array(2, 4, 6), __u::map(array(1, 2, 3), function ($num) { return $num * 2; }), 'doubled numbers'); $ifnull = __u::map(null, function () { }); $this->assertTrue(is_array($ifnull) && count($ifnull) === 0, 'handles a null property'); $multiplier = 3; $func = function ($num) use($multiplier) { return $num * $multiplier; }; $tripled = __u::map(array(1, 2, 3), $func); $this->assertEquals(array(3, 6, 9), $tripled); $doubled = __u(array(1, 2, 3))->map(function ($num) { return $num * 2; }); $this->assertEquals(array(2, 4, 6), $doubled, 'OO-style doubled numbers'); $this->assertEquals(array(2, 4, 6), __u::map(array(1, 2, 3), function ($n) { return $n * 2; })); $this->assertEquals(array(2, 4, 6), __u(array(1, 2, 3))->map(function ($n) { return $n * 2; })); $doubled = __u::collect(array(1, 2, 3), function ($num) { return $num * 2; }); $this->assertEquals(array(2, 4, 6), $doubled, 'aliased as "collect"'); // docs $this->assertEquals(array(3, 6, 9), __u::map(array(1, 2, 3), function ($num) { return $num * 3; })); $this->assertEquals(array(3, 6, 9), __u::map(array('one' => 1, 'two' => 2, 'three' => 3), function ($num, $key) { return $num * 3; })); }
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))); }