1 files changed, 49 insertions, 0 deletions
diff --git a/HutchTests/InboxViewModelTests.swift b/HutchTests/InboxViewModelTests.swift
index 597bbc2..a5a0428 100644
--- a/HutchTests/InboxViewModelTests.swift
+++ b/HutchTests/InboxViewModelTests.swift
@@ -166,6 +166,55 @@ struct InboxViewModelTests {
     }
 
     @Test
+    func inboxFilterSeparatesPatchThreadsFromDiscussionThreads() {
+        let baseList = InboxMailingListReference(
+            id: 1,
+            rid: "list",
+            name: "hutch-devel",
+            owner: Entity(canonicalName: "~owner")
+        )
+        let patchThread = InboxThreadSummary(
+            rootEmailID: 10,
+            rootMessageID: "message-1",
+            threadRootEmailIDs: [10],
+            threadRootMessageIDs: ["message-1"],
+            listID: baseList.id,
+            listRID: baseList.rid,
+            listName: baseList.name,
+            listOwner: baseList.owner,
+            subject: "[PATCH] add search",
+            latestSender: Entity(canonicalName: "~alice"),
+            lastActivityAt: Date(timeIntervalSince1970: 100),
+            messageCount: 1,
+            repo: "hutch",
+            containsPatch: true,
+            isUnread: true
+        )
+        let discussionThread = InboxThreadSummary(
+            rootEmailID: 11,
+            rootMessageID: "message-2",
+            threadRootEmailIDs: [11],
+            threadRootMessageIDs: ["message-2"],
+            listID: baseList.id,
+            listRID: baseList.rid,
+            listName: baseList.name,
+            listOwner: baseList.owner,
+            subject: "release planning",
+            latestSender: Entity(canonicalName: "~bob"),
+            lastActivityAt: Date(timeIntervalSince1970: 200),
+            messageCount: 2,
+            repo: "hutch",
+            containsPatch: false,
+            isUnread: true
+        )
+
+        let threads = [patchThread, discussionThread]
+
+        #expect(InboxViewModel.filterThreads(threads, filter: .patches).map(\.rootEmailID) == [10])
+        #expect(InboxViewModel.filterThreads(threads, filter: .discussions).map(\.rootEmailID) == [11])
+    }
+
+    @Test
     func segmentsPatchBodyAndTreatsSignatureAsPlainText() {
         let body = """
         From: Christian Cleberg <[email protected]>