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bitwarden-server/test/Infrastructure.IntegrationTest/Comparers/LaxDateTimeComparer.cs

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using System.Diagnostics.CodeAnalysis;
namespace Bit.Infrastructure.IntegrationTest.Comparers;
/// <summary>
/// A datetime comparer that doesn't care about overall ticks and instead allows a configurable allowed difference.
/// </summary>
public class LaxDateTimeComparer : IEqualityComparer<DateTime>
{
public static readonly IEqualityComparer<DateTime> Default = new LaxDateTimeComparer(TimeSpan.FromMilliseconds(2));
private readonly TimeSpan _allowedDifference;
public LaxDateTimeComparer(TimeSpan allowedDifference)
{
_allowedDifference = allowedDifference;
}
public bool Equals(DateTime x, DateTime y)
{
var difference = x - y;
return difference.Duration() < _allowedDifference;
}
public int GetHashCode([DisallowNull] DateTime obj)
{
// Not used when used for Assert.Equal() overload
throw new NotImplementedException();
}
public static int RoundMilliseconds(int milliseconds)
{
return (int)Math.Round(milliseconds / 100d) * 100;
}
}