@Test
public void testBuy_NotEnoughFund() throws Exception {

	String login = "seller";
	String assetCode = "UBI";
	double quantity = 1;
	PortofolioEntity portofolio = portofolioRepo.findByUserUsername(login);
	assertThatExceptionOfType(OrderException.class)
		.isThrownBy(() -> portofolio.buy(symbolRepo.findById(assetCode).get(), quantity, rateService))
		.withMessageContaining("not_enough_fund");
}