15 lines
502 B
Markdown
15 lines
502 B
Markdown
# Spec delta: cart
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## ADDED Requirements
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### Requirement: Server-side cart
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Authenticated shoppers SHALL have a Redis-backed cart keyed by user id, containing sku_id + qty entries.
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#### Scenario: add and update
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- **WHEN** a shopper POSTs sku + qty, then PUTs a new qty
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- **THEN** GET /api/cart reflects the latest qty with current price/name snapshot
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#### Scenario: unpurchasable SKU rejected
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- **WHEN** adding a SKU that is inactive or whose product is not published
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- **THEN** the API returns 400
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