rdt-client/server/RdtClient.Service.Test/Helpers/RateLimitCoordinatorTest.cs

68 lines
1.8 KiB
C#

using RdtClient.Service.Helpers;
namespace RdtClient.Service.Test.Helpers;
public class RateLimitCoordinatorTest
{
[Fact]
public void UpdateCooldown_SetsCooldown()
{
// Arrange
var coordinator = new RateLimitCoordinator();
var key = "test.host";
var delay = TimeSpan.FromMinutes(5);
// Act
coordinator.UpdateCooldown(key, delay);
var remaining = coordinator.GetRemainingCooldown(key);
// Assert
Assert.True(remaining > TimeSpan.FromMinutes(4) && remaining <= TimeSpan.FromMinutes(5));
}
[Fact]
public void GetRemainingCooldown_ReturnsZero_WhenNoCooldown()
{
// Arrange
var coordinator = new RateLimitCoordinator();
var key = "test.host";
// Act
var remaining = coordinator.GetRemainingCooldown(key);
// Assert
Assert.Equal(TimeSpan.Zero, remaining);
}
[Fact]
public void GetMaxNextAllowedAt_ReturnsMax()
{
// Arrange
var coordinator = new RateLimitCoordinator();
var now = DateTimeOffset.UtcNow;
coordinator.UpdateCooldown("host1", TimeSpan.FromMinutes(10));
coordinator.UpdateCooldown("host2", TimeSpan.FromMinutes(20));
// Act
var maxNext = coordinator.GetMaxNextAllowedAt();
// Assert
Assert.NotNull(maxNext);
Assert.True(maxNext > now.AddMinutes(19));
Assert.True(maxNext < now.AddMinutes(21));
}
[Fact]
public void GetMaxNextAllowedAt_ReturnsNull_WhenAllExpired()
{
// Arrange
var coordinator = new RateLimitCoordinator();
coordinator.UpdateCooldown("host1", TimeSpan.FromSeconds(-10));
// Act
var maxNext = coordinator.GetMaxNextAllowedAt();
// Assert
Assert.Null(maxNext);
}
}