Phalcon\Test\Mvc\Model\EagerLoading\EagerLoadingTest::testBelongsTo PHP Method

    public function testBelongsTo()
    {
        $rawly = Bug::findFirstById(1);
        $rawly->robot;
        $eagerly = Loader::fromModel(Bug::findFirstById(1), 'Robot');
        $this->assertTrue(property_exists($eagerly, 'robot'));
        $this->assertInstanceOf('Phalcon\\Test\\Mvc\\Model\\EagerLoading\\Stubs\\Robot', $eagerly->robot);
        $this->assertEquals($rawly->robot->readAttribute('id'), $eagerly->robot->readAttribute('id'));
        // Reverse
        $rawly = Robot::findFirstById(2);
        $rawly->bugs = $this->resultSetToEagerLoadingEquivalent($rawly->bugs);
        $eagerly = Loader::fromModel(Robot::findFirstById(2), 'Bugs');
        $this->assertTrue(property_exists($eagerly, 'bugs'));
        $this->assertContainsOnlyInstancesOf('Phalcon\\Test\\Mvc\\Model\\EagerLoading\\Stubs\\Bug', $eagerly->bugs);
        $getIds = function ($obj) {
            return $obj->readAttribute('id');
        };
        $this->assertEquals(array_map($getIds, $rawly->bugs), array_map($getIds, $eagerly->bugs));
        $this->assertEmpty(Loader::fromModel(Robot::findFirstById(1), 'Bugs')->bugs);
        // Test from multiple
        $rawly = $this->resultSetToEagerLoadingEquivalent(Bug::find(['limit' => 10]));
        foreach ($rawly as $bug) {
            $bug->robot;
        }
        $eagerly = Loader::fromResultset(Bug::find(array('limit' => 10)), 'Robot');
        $this->assertTrue(is_array($eagerly));
        $this->assertTrue(array_reduce($eagerly, function ($res, $bug) {
            return $res && property_exists($bug, 'robot');
        }, true));
        $getIds = function ($obj) {
            return property_exists($obj, 'robot') && isset($obj->robot) ? $obj->robot->readAttribute('id') : null;
        };
        $this->assertEquals(array_map($getIds, $rawly), array_map($getIds, $eagerly));
    }