PayPal\Test\Common\ModelTest::testEmptyArrayConversion PHP Method

    public function testEmptyArrayConversion()
    {
        $json = '{"id":"PAY-5DW86196ER176274EKT3AEYA","transactions":[{"related_resources":[]}]}';
        $payment = new Payment($json);
        $result = $payment->toJSON();
        $this->assertContains('"related_resources":[]', $result);
        $this->assertNotNull($result);
    }