public void produced_checkpoint_tags_are_correctly_ordered() { var t = new EventByTypeIndexPositionTagger(new[] {"type1", "type2"}); var zero = t.MakeZeroCheckpointTag(); var zeroEvent = t.MakeCheckpointTag(zero, _zeroEvent); var zeroEvent2 = t.MakeCheckpointTag(zeroEvent, _zeroEvent); var first = t.MakeCheckpointTag(zeroEvent2, _firstEvent); var second = t.MakeCheckpointTag(first, _secondEvent); var second2 = t.MakeCheckpointTag(zeroEvent, _secondEvent); var third = t.MakeCheckpointTag(second, _thirdEvent); Assert.IsTrue(zeroEvent > zero); Assert.IsTrue(first > zero); Assert.IsTrue(second > first); Assert.AreEqual(zeroEvent2, zeroEvent); Assert.AreEqual(second, second2); // strong order (by tf) Assert.IsTrue(second2 > zeroEvent); Assert.IsTrue(second2 > first); Assert.IsTrue(third > second); Assert.IsTrue(third > first); Assert.IsTrue(third > zeroEvent); Assert.IsTrue(third > zero); }
public void can_update_by_tf_event_if_with_prior_index_position() { var t = new EventByTypeIndexPositionTagger(new[] {"type1", "type2"}); var linkEvent = ReaderSubscriptionMessage.CommittedEventDistributed.Sample( Guid.NewGuid(), new TFPos(180, 170), "$et-type2", 1, false, Guid.NewGuid(), "$>", false, Helper.UTF8NoBom.GetBytes("0@stream2"), new byte[0]); var tag = CheckpointTag.FromEventTypeIndexPositions( new TFPos(70, 60), new Dictionary<string, int> {{"type1", 2}, {"type2", 2}}); var updated = t.MakeCheckpointTag(tag, linkEvent); Assert.AreEqual(new TFPos(180, 170), updated.Position); Assert.AreEqual(2, updated.Streams["type1"]); Assert.AreEqual(2, updated.Streams["type2"]); }
public void cannot_update_by_prior_tf_position() { var t = new EventByTypeIndexPositionTagger(new[] {"type1", "type2"}); var linkEvent = ReaderSubscriptionMessage.CommittedEventDistributed.Sample( Guid.NewGuid(), new TFPos(180, 170), "$et-type2", 1, false, Guid.NewGuid(), "$>", false, Helper.UTF8NoBom.GetBytes("0@stream2"), new byte[0]); var tag = CheckpointTag.FromEventTypeIndexPositions( new TFPos(270, 260), new Dictionary<string, int> {{"type1", 2}, {"type2", 2}}); t.MakeCheckpointTag(tag, linkEvent); }
public void zero_position_tag_is_before_first_event_possible() { var t = new EventByTypeIndexPositionTagger(new[] {"type1", "type2"}); var zero = t.MakeZeroCheckpointTag(); var zeroFromEvent = t.MakeCheckpointTag(zero, _zeroEvent); Assert.IsTrue(zeroFromEvent > zero); }