using KArtSell.BuildingBlocks.DataIntegrity; namespace KArtSell.SignalEngine.UnitTests.BuildingBlocks; public sealed class PitRecordMetadataTests { [Fact] public void Quarantined_record_is_never_usable() { var published = new DateTimeOffset(2026, 1, 2, 0, 0, 0, TimeSpan.Zero); var record = new PitRecordMetadata( "source-1", published, published, published.AddMinutes(1), published, null, 0, "hash", "dataset", DataQualityStatus.Quarantined); Assert.False(record.IsUsableAt(published.AddDays(1))); } [Fact] public void Pass_record_is_usable_only_after_publication() { var published = new DateTimeOffset(2026, 1, 2, 0, 0, 0, TimeSpan.Zero); var record = new PitRecordMetadata( "source-1", published, published, published.AddMinutes(1), published, null, 0, "hash", "dataset", DataQualityStatus.Pass); Assert.False(record.IsUsableAt(published.AddTicks(-1))); Assert.True(record.IsUsableAt(published)); } }