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fix: filter stale item IDs from groups after pipeline

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Groups accumulated during the pipeline can reference items
that a later processor suppressed. The engine now strips
stale IDs and drops empty groups before returning.

Co-authored-by: Ona <no-reply@ona.com>
This commit is contained in:
Kenneth
2026-02-28 15:54:35 +00:00
parent bf309fce20
commit 46596e53d0
2 changed files with 36 additions and 1 deletions
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26
packages/aris-core/src/feed-post-processor.test.ts
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@@ -173,6 +173,32 @@ describe("FeedPostProcessor", () => {
])
})
test("stale item IDs are removed from groups after suppression", async () => {
const engine = new FeedEngine()
.register(
createCalendarSource([calendarItem("c1", "Meeting A"), calendarItem("c2", "Meeting B")]),
)
.registerPostProcessor(async () => ({
groupedItems: [{ itemIds: ["c1", "c2"], summary: "Afternoon" }],
}))
.registerPostProcessor(async () => ({ suppress: ["c1"] }))
const result = await engine.refresh()
expect(result.groupedItems).toEqual([{ itemIds: ["c2"], summary: "Afternoon" }])
})
test("groups with all items suppressed are dropped", async () => {
const engine = new FeedEngine()
.register(createCalendarSource([calendarItem("c1", "Meeting A")]))
.registerPostProcessor(async () => ({
groupedItems: [{ itemIds: ["c1"], summary: "Solo" }],
}))
.registerPostProcessor(async () => ({ suppress: ["c1"] }))
const result = await engine.refresh()
expect(result.groupedItems).toBeUndefined()
})
test("groupedItems is omitted when no processors produce groups", async () => {
const engine = new FeedEngine()
.register(createWeatherSource([weatherItem("w1", 20)]))