public void ID_DoesNotEqual_RandomObject()
{
var g = new IdGenerator(0);
var i = g.FromId(0);
Assert.IsFalse(i.Equals(new object()));
Assert.IsTrue(i.Equals((object)g.FromId(0)));
Assert.IsTrue(i != g.FromId(1));
Assert.IsTrue(i == g.FromId(0));
Assert.AreEqual(i.GetHashCode(), g.FromId(0).GetHashCode());
}
public void FromId_Returns_CorrectValue()
{
var s = new IdStructure(42, 8, 13);
var epoch = new DateTimeOffset(2018, 7, 31, 14, 48, 2, TimeSpan.FromHours(2)); // Just some "random" epoch...
var ts = new MockTimeSource(5, TimeSpan.FromSeconds(7), epoch); // Set clock at 5 ticks; each tick being 7 seconds...
// Set generator ID to 234
var g = new IdGenerator(234, new IdGeneratorOptions(s, ts));
// Generate a bunch of id's
long id = 0;
for (var i = 0; i < 35; i++)
{
id = g.CreateId();
}
var target = g.FromId(id);
Assert.AreEqual(34, target.SequenceNumber); // We generated 35 id's in the same tick, so sequence should be at 34.
Assert.AreEqual(234, target.GeneratorId); // With generator id 234
Assert.AreEqual(epoch.Add(TimeSpan.FromSeconds(5 * 7)), target.DateTimeOffset); // And the clock was at 5 ticks, with each tick being
// 7 seconds (so 35 seconds from epoch)
// And epoch was 2018-7-31 14:48:02 +02:00...
}
public void X()
{
var g = new IdGenerator(0);
var i = g.FromId(1);
Assert.AreEqual(1, i.SequenceNumber);
Assert.AreEqual(0, i.GeneratorId);
Assert.AreEqual(g.Options.TimeSource.Epoch, i.DateTimeOffset);
}
public void ID_Equals_OtherId()
{
var g = new IdGenerator(0);
var i = g.FromId(1234567890);
Assert.IsTrue(i.Equals(g.FromId(1234567890)));
Assert.IsTrue(i.Equals((object)g.FromId(1234567890)));
Assert.IsTrue(i != g.FromId(0));
Assert.IsTrue(i == g.FromId(1234567890));
Assert.AreEqual(i.GetHashCode(), g.FromId(1234567890).GetHashCode());
}
public static Id FromId(long id) => IdGenerator.FromId(id);