public async Task FailureIsNotCachedAsync()
{
using MemoryCache memoryCache = new(new MemoryCacheOptions());
IdempotencyRequestCache cache = new(memoryCache);
SimpleRequestType request = new(); // A request that is presented for the first time.
SimpleResponseType preparedResponse = new(); // Pre-prepared response for testing purposes.
// First request.
InvalidOperationException ex1 = await Assert.ThrowsAsync <InvalidOperationException>(() => cache.GetCachedResponseAsync(request, action: ExceptionAsync));
// Second request.
SimpleResponseType response = await cache.GetCachedResponseAsync(request, action : SuccessAsync);
Assert.Same(preparedResponse, response);
Task <SimpleResponseType> ExceptionAsync(SimpleRequestType request, CancellationToken cancellationToken)
{
throw new InvalidOperationException();
}
Task <SimpleResponseType> SuccessAsync(SimpleRequestType request, CancellationToken cancellationToken)
{
return(Task.FromResult(preparedResponse));
}
}
public async Task BasicCacheBehaviorAsync()
{
using MemoryCache memoryCache = new(new MemoryCacheOptions());
IdempotencyRequestCache cache = new(memoryCache);
SimpleRequestType request = new(); // A request that is presented for the first time.
SimpleResponseType preparedResponse = new(); // Pre-prepared response for testing purposes.
SimpleResponseType response = await cache.GetCachedResponseAsync(request, action : (request, cancellationToken) => Task.FromResult(preparedResponse));
// Verify that the response is really what we pre-prepared
Assert.NotNull(response);
Assert.IsType <SimpleResponseType>(response);
Assert.Same(preparedResponse, response); // Compare by reference.
}
public SimpleResponseElement(string content, SimpleResponseType type)
{
Content = content;
Type = type;
}
