public async Task Returns_current_quotes_for_a_given_cryptocurrency_code()
{
var request = new CryptocurrencyQuotesRequest {
CryptocurrencyCode = BTC
};
var expectedResponse = new CryptocurrencyQuotesResponse
{
BaseCryptocurrencyCode = BTC,
Quotes = QuoteCurrencyDetailsOf(
(USD, BTC_to_USD),
(EUR, BTC_to_EUR),
(BRL, BTC_to_BRL),
(GBP, BTC_to_GBP),
(AUD, BTC_to_AUD))
};
_fakeExchangeRatesService.Setup(service =>
service.GetQuotesFor(CurrencyCode.Of(BTC)))
.ReturnsAsync(
QuoteCurrenciesOf(
(USD, BTC_to_USD),
(EUR, BTC_to_EUR),
(BRL, BTC_to_BRL),
(GBP, BTC_to_GBP),
(AUD, BTC_to_AUD)));
var response = await _useCase.Execute(request);
response.Should().BeEquivalentTo(expectedResponse);
}
private static void TryParseQuoteCurrencyCode(
string previousPropertyName, string currentPropertyName, ref CurrencyCode currencyCode)
{
if (previousPropertyName == QuotesPropertyName)
{
currencyCode = CurrencyCode.Of(currentPropertyName);
}
}
public async Task <CryptocurrencyQuotesResponse> Execute(CryptocurrencyQuotesRequest request)
{
if (request is null)
{
throw new ArgumentNullException(nameof(request));
}
var baseCryptocurrencyCode = CurrencyCode.Of(request.CryptocurrencyCode);
var quotes = await _exchangeRatesService.GetQuotesFor(baseCryptocurrencyCode);
return(CryptocurrencyQuotesResponse.From(baseCryptocurrencyCode, quotes));
}
public async Task Sets_given_cryptocurrency_code_in_URL_of_get_latest_cryptocurrency_quotes_requests()
{
ConfigureGetLatestCryptocurrencyQuotesRequestsToRespondSuccessfully();
await _exchangeRatesService.GetQuotesFor(CurrencyCode.Of(BTC));
var foundRequests = _mockServer.FindLogEntries(
Request.Create()
.WithPath(GetLatestCryptocurrencyQuotesRequestUrlPath)
.WithParam(BaseCryptocurrencyCodeParameterName, BTC)
.UsingGet());
foundRequests.Should().HaveCount(5);
}
public async Task Sets_authentication_header_with_configured_api_key_for_get_latest_cryptocurrency_quotes_request()
{
ConfigureGetLatestCryptocurrencyQuotesRequestsToRespondSuccessfully();
await _exchangeRatesService.GetQuotesFor(CurrencyCode.Of(BTC));
var foundRequests = _mockServer.FindLogEntries(
Request.Create()
.WithPath(GetLatestCryptocurrencyQuotesRequestUrlPath)
.WithHeader(ApiKeyHeaderName, SampleApiKeyValue)
.UsingGet());
foundRequests.Should().HaveCount(5);
}
public async Task Returns_quotes_for_base_cryptocurrency_code_when_get_latest_cryptocurrency_quotes_request_responds_with_ok_status()
{
ConfigureGetLatestCryptocurrencyQuotesRequestsToRespondSuccessfully();
var expectedQuotes = QuoteCurrenciesBuilder.QuoteCurrenciesOf(
(USD, BTC_to_USD),
(EUR, BTC_to_EUR),
(BRL, BTC_to_BRL),
(GBP, BTC_to_GBP),
(AUD, BTC_to_AUD));
var quotes = await _exchangeRatesService.GetQuotesFor(CurrencyCode.Of(BTC));
quotes.Should().BeEquivalentTo(expectedQuotes);
}
public void Is_successfully_created_from_base_cryptocurrency_code_and_quotes_when_both_values_are_present()
{
var expectedCryptocurrencyQuotesResponse = new CryptocurrencyQuotesResponse
{
BaseCryptocurrencyCode = BTC,
Quotes = new List <QuoteCurrencyDetails>
{
new QuoteCurrencyDetails {
Code = USD, ExchangeRate = BTC_to_USD
}
}
};
var cryptocurrencyQuotesResponse = CryptocurrencyQuotesResponse.From(
CurrencyCode.Of(BTC),
QuoteCurrenciesOf((USD, BTC_to_USD)));
cryptocurrencyQuotesResponse.Should().BeEquivalentTo(expectedCryptocurrencyQuotesResponse);
}
public async Task Includes_specific_quote_currency_codes_in_URL_of_get_latest_cryptocurrency_quotes_requests()
{
ConfigureGetLatestCryptocurrencyQuotesRequestsToRespondSuccessfully();
await _exchangeRatesService.GetQuotesFor(CurrencyCode.Of(BTC));
var foundLatestQuotesForBitcoinToUsDollarRequests = _mockServer.FindLogEntries(
Request.Create()
.WithPath(GetLatestCryptocurrencyQuotesRequestUrlPath)
.WithParam(QuoteCurrencyCodeParameterName, USD)
.UsingGet());
var foundLatestQuotesForBitcoinToEuroRequests = _mockServer.FindLogEntries(
Request.Create()
.WithPath(GetLatestCryptocurrencyQuotesRequestUrlPath)
.WithParam(QuoteCurrencyCodeParameterName, EUR)
.UsingGet());
var foundLatestQuotesForBitcoinToBrazilianRealRequests = _mockServer.FindLogEntries(
Request.Create()
.WithPath(GetLatestCryptocurrencyQuotesRequestUrlPath)
.WithParam(QuoteCurrencyCodeParameterName, BRL)
.UsingGet());
var foundLatestQuotesForBitcoinToPoundSterlingRequests = _mockServer.FindLogEntries(
Request.Create()
.WithPath(GetLatestCryptocurrencyQuotesRequestUrlPath)
.WithParam(QuoteCurrencyCodeParameterName, GBP)
.UsingGet());
var foundLatestQuotesForBitcoinToAustralianDollarRequests = _mockServer.FindLogEntries(
Request.Create()
.WithPath(GetLatestCryptocurrencyQuotesRequestUrlPath)
.WithParam(QuoteCurrencyCodeParameterName, AUD)
.UsingGet());
foundLatestQuotesForBitcoinToUsDollarRequests.Should().HaveCount(1);
foundLatestQuotesForBitcoinToEuroRequests.Should().HaveCount(1);
foundLatestQuotesForBitcoinToBrazilianRealRequests.Should().HaveCount(1);
foundLatestQuotesForBitcoinToPoundSterlingRequests.Should().HaveCount(1);
foundLatestQuotesForBitcoinToAustralianDollarRequests.Should().HaveCount(1);
}
public void Requires_quotes_when_created_from_base_cryptocurrency_code_and_quotes()
{
Action createCryptocurrencyQuotesResponseFromBaseCryptocurrencyCodeAndQuotes = () =>
CryptocurrencyQuotesResponse.From(CurrencyCode.Of(BTC), null);
createCryptocurrencyQuotesResponseFromBaseCryptocurrencyCodeAndQuotes.Should()
.ThrowExactly <ArgumentNullException>()
.Which.ParamName.Should().Be("quotes");
}
public void Fails_to_return_quotes_for_base_cryptocurrency_code_when_get_latest_cryptocurrency_quotes_request_responds_with_internal_server_error_status()
{
ConfigureGetLatestCryptocurrencyQuotesRequestsToRespondWithIntervalServerErrorStatus();
Func <Task> executeGetQuotesForBaseCryptocurrencyCode = () => _exchangeRatesService.GetQuotesFor(CurrencyCode.Of(BTC));
executeGetQuotesForBaseCryptocurrencyCode.Should().ThrowExactly <HttpRequestException>();
}
private IEnumerable <Task <HttpResponseMessage> > PrepareGetLatestCryptocurrencyQuotesRequests(
CurrencyCode baseCryptocurrencyCode, HttpClient httpClient) =>
SupportedQuoteCurrencyCodes.Select(code => httpClient.GetAsync(
FormatGetLatestCryptocurrencyQuotesRequestUrlPathFor(
baseCryptocurrencyCode,
CurrencyCode.Of(code))));