public async Task Call_Tax_ShouldReturn_CorretValue()
{
var client = _factory.GetDefaultClient();
var response = await client.GetAsync("/taxajuros");
response.EnsureSuccessStatusCode();
var tax = await HttpResponseMessageHelpers.GetResponseContent <double>(response);
var correctTax = 0.01;
Assert.Equal(correctTax, tax);
}