def METHOD_NAME(self, mock_get):
    self.bcb_provider._update(self.today - relativedelta(days=2), self.today)
    rates = self.CurrencyRate.search(
        [("currency_id", "=", self.usd_currency.id)], limit=1
    )
    self.assertTrue(rates)
    self.CurrencyRate.search([("currency_id", "=", self.usd_currency.id)]).unlink()