public void GenerateByTimestampAndClockSequence_InvalidClockSequence()
{
var guidGen = new TimeGuidGenerator(PreciseTimestampGenerator.Instance);
Assert.Throws <InvalidOperationException>(() => guidGen.NewGuid(Timestamp.Now, ushort.MaxValue));
Assert.Throws <InvalidOperationException>(() => guidGen.NewGuid(Timestamp.Now, TimeGuidBitsLayout.MaxClockSequence + 1));
}
public void GenerateByTimestamp()
{
var guidGen = new TimeGuidGenerator(PreciseTimestampGenerator.Instance);
var ts = Timestamp.Now;
var guid = guidGen.NewGuid(ts);
Assert.That(TimeGuidBitsLayout.GetTimestamp(guid), Is.EqualTo(ts));
}
public void GenerateByTimestampAndClockSequence()
{
var guidGen = new TimeGuidGenerator(PreciseTimestampGenerator.Instance);
var ts = Timestamp.Now;
var clockSequence = TimeGuidGenerator.GenerateRandomClockSequence();
var guid = guidGen.NewGuid(ts, clockSequence);
Assert.That(TimeGuidBitsLayout.GetTimestamp(guid), Is.EqualTo(ts));
Assert.That(TimeGuidBitsLayout.GetClockSequence(guid), Is.EqualTo(clockSequence));
}
public void TimeGuidGenerator_Collisions()
{
var guidGen = new TimeGuidGenerator(CreateNewTimestampGenerator());
var results = new Dictionary <byte[], byte>(10 * 1000 * 1000, ByteArrayComparer.Instance);
for (var i = 0; i < 10 * 1000 * 1000; i++)
{
results.Add(guidGen.NewGuid(), 0);
}
}
public void CompareTo_ByTimestamp()
{
var timestamp1 = Timestamp.Now;
var timestamp2 = timestamp1.AddTicks(1);
var clockSequence = TimeGuidGenerator.GenerateRandomClockSequence();
var timeGuid1 = new TimeGuid(timestamp1, clockSequence, new byte[6]);
var timeGuid2 = new TimeGuid(timestamp2, clockSequence, new byte[6]);
Assert.That(timeGuid2.CompareTo(timeGuid1), Is.Positive);
Assert.That(timeGuid1.CompareTo(timeGuid2), Is.Negative);
}
public DateTime GetDateTime() => TimeGuidGenerator.ExtractDateTime(Value);
private static ushort RandomClockSequence()
{
return(TimeGuidGenerator.GenerateRandomClockSequence());
}
private static byte[] RandomNode()
{
return(TimeGuidGenerator.GenerateRandomNode());
}
public void GetNode()
{
var node = TimeGuidGenerator.GenerateRandomNode();
Assert.That(new TimeGuid(Timestamp.Now, TimeGuidGenerator.GenerateRandomClockSequence(), node).GetNode(), Is.EqualTo(node));
}
public void GetClockSequence()
{
var clockSequence = TimeGuidGenerator.GenerateRandomClockSequence();
Assert.That(TimeGuid.NewGuid(Timestamp.Now, clockSequence).GetClockSequence(), Is.EqualTo(clockSequence));
}
