Initial curated itworx-knowledge-hub source from 3b1751d0d9dee551aa6994eee0093704dc334817

tests/backend/ItWorx.KnowledgeHub.Domain.Tests/AttachmentUsageTests.cs

@@ -0,0 +1,16 @@
+using ItWorx.KnowledgeHub.Domain.Attachments;
+
+namespace ItWorx.KnowledgeHub.Domain.Tests;
+
+public sealed class AttachmentUsageTests
+{
+    [Fact]
+    public void Proposal_owned_usage_has_no_page_or_staging_owner()
+    {
+        var usage = AttachmentUsage.ForIngestionProposal(Guid.NewGuid(), Guid.NewGuid(), DateTimeOffset.UtcNow);
+
+        Assert.NotNull(usage.IngestionProposalId);
+        Assert.Null(usage.PageId);
+        Assert.Null(usage.StagingSessionId);
+    }
+}