# Hacker News — NL→Plasm eval cases (schema: hackernews)
- id: hn-01
  schema: hackernews
  goal: Top story id list from the front page feed
  tags: [query, enum]
  covers: [query_filtered]
  expect:
    entities_any: [Item]
    pred_fields_any: [feed]
    pred_values_any: [top]

- id: hn-02
  schema: hackernews
  goal: Newest story ids
  tags: [query, enum]
  covers: [query_filtered]
  expect:
    entities_any: [Item]
    pred_fields_any: [feed]
    pred_values_any: [new]

- id: hn-03
  schema: hackernews
  goal: Show HN category story ids
  tags: [query, enum]
  covers: [query_filtered]
  expect:
    entities_any: [Item]
    pred_fields_any: [feed]
    pred_values_any: [show]

- id: hn-04
  schema: hackernews
  goal: Fetch item 8863
  tags: [get]
  covers: [get]
  expect:
    entities_any: [Item]

- id: hn-05
  schema: hackernews
  goal: Load user jl
  tags: [get]
  covers: [get]
  expect:
    entities_any: [User]

- id: hn-06
  schema: hackernews
  goal: Item 1 and only its title field
  tags: [get, projection]
  covers: [get, projection]
  expect:
    entities_any: [Item]
    projection_contains: [title]

- id: hn-07
  schema: hackernews
  goal: Story 8863 and expand its direct replies
  tags: [chain]
  covers: [chain]
  expect:
    entities_any: [Item]
    chain_selectors_any: [kids]

- id: hn-08
  schema: hackernews
  goal: >-
    Compare item 1 and user jl in one pass so both profiles are available for discussion.
  tags: [multi_step]
  covers: [multi_step]
  expect:
    entities_any: [Item, User]

- id: hn-09
  schema: hackernews
  goal: >-
    Snapshot the live max item id, the recent item id slice from updates, and the recent
    username slice from updates in one analysis pass.
  tags: [query_all]
  covers: [query_all]
  expect:
    entities_any: [MaxItemId, RecentUpdatedItem, RecentUpdatedUser]

- id: hn-10
  schema: hackernews
  goal: Poll item 126809 and list its poll option rows
  tags: [chain]
  covers: [chain]
  expect:
    entities_any: [Item]
    chain_selectors_any: [poll_options]

- id: hn-11
  schema: hackernews
  goal: Search HN stories for “rust memory safety” and list matching item ids
  tags: [search]
  covers: [search_text]
  expect:
    entities_any: [Item]
    pred_fields_any: [query]

- id: hn-12
  schema: hackernews
  goal: >-
    Find HN stories mentioning “Show HN”, then load item 1 by id for the classic “Y Combinator”
    post in one pass.
  tags: [search, get, multi_step]
  covers: [search_text, get, multi_step]
  expect:
    entities_any: [Item]
    pred_fields_any: [query]