public async void MultipleConcurrentRequestsAddedUnderCapacity()
{
// Given
const string ClientId = "tester";
var configuration = new ConcurrentRequestLimiterConfiguration();
var loggerMock = new Mock <ILogger <InMemoryConcurrentRequestsManager> >();
var manager = new InMemoryConcurrentRequestsManager(configuration, loggerMock.Object);
// When multiple requests are added
var tasks = new List <Task <AddConcurrentRequestResult> >();
tasks.Add(manager.AddAsync(ClientId, Guid.NewGuid().ToString(), DateTimeOffset.UtcNow.ToUnixTimeSeconds()));
tasks.Add(manager.AddAsync(ClientId, Guid.NewGuid().ToString(), DateTimeOffset.UtcNow.ToUnixTimeSeconds()));
var results = await Task.WhenAll(tasks);
// Then the manager should allow first request
results[0].IsAllowed.Should().BeTrue();
results[0].Limit.Should().Be(configuration.Capacity);
results[0].Remaining.Should().Be(configuration.Capacity - 1);
// And the manager should allow second request
results[1].IsAllowed.Should().BeTrue();
results[1].Limit.Should().Be(configuration.Capacity);
results[1].Remaining.Should().Be(configuration.Capacity - 2);
}
public async void ARequestIsAddedOverCapacity()
{
// Given
const string ClientId = "tester";
var configuration = new ConcurrentRequestLimiterConfiguration();
var loggerMock = new Mock <ILogger <InMemoryConcurrentRequestsManager> >();
var manager = new InMemoryConcurrentRequestsManager(configuration, loggerMock.Object);
for (var i = 0; i < configuration.Capacity; i++)
{
await manager.AddAsync(ClientId, Guid.NewGuid().ToString(), DateTimeOffset.UtcNow.ToUnixTimeSeconds());
}
// When a request is added over capacity
var result = await manager.AddAsync(ClientId, Guid.NewGuid().ToString(), DateTimeOffset.UtcNow.ToUnixTimeSeconds());
// Then the manager should not allow the request
result.IsAllowed.Should().BeFalse();
result.Limit.Should().Be(configuration.Capacity);
result.Remaining.Should().Be(0);
}
public async void APreviouslyAddedRequestIsRemoved()
{
// Given
const string ClientId = "tester";
const string RequestId = "123";
var configuration = new ConcurrentRequestLimiterConfiguration();
var loggerMock = new Mock <ILogger <InMemoryConcurrentRequestsManager> >();
var manager = new InMemoryConcurrentRequestsManager(configuration, loggerMock.Object);
await manager.AddAsync(ClientId, RequestId, DateTimeOffset.UtcNow.ToUnixTimeSeconds());
// When a request is removed
var result = await manager.RemoveAsync(ClientId, RequestId);
// Then the manager should remove the request
result.Should().BeTrue();
}