public void MaxGuid()
{
Assert.That(TimeGuidBitsLayout.MaxTimeGuid, Is.EqualTo(new byte[] { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x1f, 0xff, 0xbf, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f }));
Assert.That(TimeGuidBitsLayout.GetTimestamp(TimeGuidBitsLayout.MaxTimeGuid), Is.EqualTo(new Timestamp(new DateTime(1652084544606846975L, DateTimeKind.Utc).Ticks)));
Assert.That(TimeGuidBitsLayout.GetClockSequence(TimeGuidBitsLayout.MaxTimeGuid), Is.EqualTo(16383));
Assert.That(TimeGuidBitsLayout.GetNode(TimeGuidBitsLayout.MaxTimeGuid), Is.EqualTo(new byte[] { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }));
}
public void MinGuid()
{
Assert.That(TimeGuidBitsLayout.MinTimeGuid, Is.EqualTo(new byte[] { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80 }));
Assert.That(TimeGuidBitsLayout.GetTimestamp(TimeGuidBitsLayout.MinTimeGuid), Is.EqualTo(new Timestamp(new DateTime(1582, 10, 15, 0, 0, 0, DateTimeKind.Utc).Ticks)));
Assert.That(TimeGuidBitsLayout.GetClockSequence(TimeGuidBitsLayout.MinTimeGuid), Is.EqualTo(0));
Assert.That(TimeGuidBitsLayout.GetNode(TimeGuidBitsLayout.MinTimeGuid), Is.EqualTo(new byte[] { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }));
}
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 GetClockSequence_AllDistinctClockSequences()
{
var node = new byte[6];
var timestamp = Timestamp.Now;
var uniqueClockSequences = new HashSet <ushort>();
for (var clockSequence = TimeGuidBitsLayout.MinClockSequence; clockSequence <= TimeGuidBitsLayout.MaxClockSequence; clockSequence++)
{
var timeGuid = TimeGuidBitsLayout.Format(timestamp, clockSequence, node);
var actualClockSequence = TimeGuidBitsLayout.GetClockSequence(timeGuid);
uniqueClockSequences.Add(actualClockSequence);
Assert.That(actualClockSequence, Is.EqualTo(clockSequence));
}
Assert.That(uniqueClockSequences.Count, Is.EqualTo(TimeGuidBitsLayout.MaxClockSequence + 1));
}
