public async Task AutoAddEur()
{
ICurrencyRateProvider wrappedProvider = _fixture.BasicProvider;
CachingCurrencyRateProvider provider = new CachingCurrencyRateProvider(wrappedProvider, TimeSpan.FromDays(1), true);
var snapshot = await provider.GetCurrentRatesAsync();
Assert.Equal(CurrencyRate.Eur, snapshot[CurrencyCode.Eur]);
}
public async Task ReturnsCorrectResult()
{
ICurrencyRateProvider wrappedProvider = _fixture.BasicProvider;
CachingCurrencyRateProvider provider = new CachingCurrencyRateProvider(wrappedProvider, TimeSpan.FromHours(1));
// Act:
var result = await provider.GetCurrentRatesAsync();
// Assert:
Assert.Equal(_fixture.ExpectedRates1.Count, result.Count);
}
public async Task GetAllRatesAsync()
{
ICurrencyRateProvider wrappedProvider = _fixture.BasicProvider;
CachingCurrencyRateProvider provider = new CachingCurrencyRateProvider(wrappedProvider, TimeSpan.FromHours(1));
// Act:
var result = await provider.GetAllRatesAsync();
Assert.Equal(2, result.Count());
Assert.Equal(_fixture.ExpectedRates0.Count, result.First().Count);
Assert.Equal(_fixture.ExpectedRates1.Count, result.Last().Count);
}
public async Task CacheIsUtilized()
{
ICurrencyRateProvider wrappedProvider = _fixture.BasicProvider;
CachingCurrencyRateProvider provider = new CachingCurrencyRateProvider(wrappedProvider, TimeSpan.FromDays(1));
// Act:
var result0 = await provider.GetCurrentRatesAsync();
var result1 = await provider.GetCurrentRatesAsync();
// Assert:
Assert.Same(result0, result1);
}
public static void AddXch(this IServiceCollection services, string currencyServiceUri, TimeSpan currencyCacheTimoutInterval)
{
Func <IBasicHttpWebRequestExecutor> webRequestFactory = () => new BasicHttpWebRequestExecutor();
services.AddSingleton(webRequestFactory);
ICurrencyRateDeserializer deserializer = new EcbXmlCurrencyRateDeserializer();
services.AddSingleton(deserializer);
var basicProvider = new BasicCurrencyRateProvider(currencyServiceUri, webRequestFactory, deserializer);
ICurrencyRateProvider cachingProvider = new CachingCurrencyRateProvider(basicProvider, currencyCacheTimoutInterval, true);
services.AddSingleton(cachingProvider);
}
public async Task CacheIsRefreshedAfterTimeout()
{
ICurrencyRateProvider wrappedProvider = _fixture.BasicProvider;
CachingCurrencyRateProvider provider = new CachingCurrencyRateProvider(wrappedProvider, TimeSpan.FromMilliseconds(1));
// Act:
var result0 = await provider.GetCurrentRatesAsync();
await Task.Delay(5);
var result1 = await provider.GetCurrentRatesAsync();
// Assert:
Assert.NotSame(result0, result1);
}
