Opis\Colibri\Test\CommonTest::testClosureRealSerialization PHP 메소드

    public function testClosureRealSerialization()
    {
        $f = function ($a, $b) {
            return $a + $b;
        };
        $u = $this->s($this->s($f));
        $this->assertEquals(5, $u(2, 3));
    }