Phalcon\Test\Mvc\Model\EagerLoading\EagerLoadingTest::testManyEagerLoadsAndConstraints PHP Метод

    public function testManyEagerLoadsAndConstraints()
    {
        $manufacturers = Manufacturer::with(['Robots' => function ($builder) {
            $builder->where('id < 25');
        }, 'Robots.Bugs' => function ($builder) {
            $builder->limit(2);
        }, 'Robots.Parts'], ['id < 50']);
        $this->assertEquals(array_sum(array_map(function ($o) {
            return count($o->robots);
        }, $manufacturers)), Robot::count(['id < 25 AND manufacturer_id < 50']));
        $this->assertEquals(array_sum(array_map(function ($o) {
            $c = 0;
            foreach ($o->robots as $r) {
                $c += count($r->bugs);
            }
            return $c;
        }, $manufacturers)), 2);
        $manufacturers = Manufacturer::with(['Robots.Bugs' => function ($builder) {
            $builder->where('id > 10000');
        }], ['limit' => 5, 'order' => 'id ASC']);
        $this->assertEquals(array_sum(array_map(function ($o) {
            return count($o->robots);
        }, $manufacturers)), Robot::count(['manufacturer_id < 6']));
        $robots = [];
        foreach ($manufacturers as $m) {
            $robots = array_merge($robots, $m->robots);
        }
        $this->assertEquals(array_sum(array_map(function ($o) {
            return count($o->bugs);
        }, $robots)), 0);
    }