317 lines
12 KiB
Nim
317 lines
12 KiB
Nim
import std/sets
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import std/sequtils
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import std/sugar
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import std/times
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import pkg/asynctest
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import pkg/chronos
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import pkg/datastore
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import pkg/questionable
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import pkg/questionable/results
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import pkg/codex/sales
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import pkg/codex/sales/salesdata
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import pkg/codex/sales/salescontext
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import pkg/codex/sales/reservations
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import pkg/codex/stores/repostore
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import pkg/codex/proving
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import pkg/codex/blocktype as bt
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import pkg/codex/node
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import ../helpers/mockmarket
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import ../helpers/mockclock
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import ../helpers/eventually
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import ../examples
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import ./helpers
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suite "Sales":
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let proof = exampleProof()
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var availability: Availability
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var request: StorageRequest
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var sales: Sales
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var market: MockMarket
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var clock: MockClock
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var proving: Proving
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var reservations: Reservations
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var repo: RepoStore
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setup:
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availability = Availability.init(
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size=100.u256,
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duration=60.u256,
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minPrice=600.u256,
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maxCollateral=400.u256
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)
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request = StorageRequest(
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ask: StorageAsk(
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slots: 4,
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slotSize: 100.u256,
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duration: 60.u256,
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reward: 10.u256,
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collateral: 200.u256,
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),
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content: StorageContent(
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cid: "some cid"
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),
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expiry: (getTime() + initDuration(hours=1)).toUnix.u256
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)
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market = MockMarket.new()
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clock = MockClock.new()
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proving = Proving.new()
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let repoDs = SQLiteDatastore.new(Memory).tryGet()
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let metaDs = SQLiteDatastore.new(Memory).tryGet()
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repo = RepoStore.new(repoDs, metaDs)
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await repo.start()
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sales = Sales.new(market, clock, proving, repo)
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reservations = sales.context.reservations
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sales.onStore = proc(request: StorageRequest,
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slot: UInt256,
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onBatch: BatchProc): Future[?!void] {.async.} =
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return success()
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proving.onProve = proc(slot: Slot): Future[seq[byte]] {.async.} =
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return proof
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await sales.start()
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request.expiry = (clock.now() + 42).u256
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teardown:
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await repo.stop()
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await sales.stop()
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proc getAvailability: ?!Availability =
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waitFor reservations.get(availability.id)
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proc wasIgnored: Future[bool] {.async.} =
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return
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eventually sales.agents.len == 1 and # agent created at first
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eventually sales.agents.len == 0 # then removed once ignored
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test "makes storage unavailable when downloading a matched request":
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var used = false
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sales.onStore = proc(request: StorageRequest,
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slot: UInt256,
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onBatch: BatchProc): Future[?!void] {.async.} =
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without avail =? await reservations.get(availability.id):
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fail()
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used = avail.used
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return success()
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually used
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test "reduces remaining availability size after download":
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let blk = bt.Block.example
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request.ask.slotSize = blk.data.len.u256
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availability.size = request.ask.slotSize + 1
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sales.onStore = proc(request: StorageRequest,
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slot: UInt256,
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onBatch: BatchProc): Future[?!void] {.async.} =
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await onBatch(@[blk])
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return success()
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually getAvailability().?size == success 1.u256
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test "ignores download when duration not long enough":
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availability.duration = request.ask.duration - 1
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check await wasIgnored()
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test "ignores request when slot size is too small":
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availability.size = request.ask.slotSize - 1
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check await wasIgnored()
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test "ignores request when reward is too low":
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availability.minPrice = request.ask.pricePerSlot + 1
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check await wasIgnored()
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test "availability remains unused when request is ignored":
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availability.minPrice = request.ask.pricePerSlot + 1
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check getAvailability().?used == success false
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test "ignores request when asked collateral is too high":
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var tooBigCollateral = request
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tooBigCollateral.ask.collateral = availability.maxCollateral + 1
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check isOk await reservations.reserve(availability)
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await market.requestStorage(tooBigCollateral)
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check await wasIgnored()
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test "retrieves and stores data locally":
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var storingRequest: StorageRequest
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var storingSlot: UInt256
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sales.onStore = proc(request: StorageRequest,
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slot: UInt256,
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onBatch: BatchProc): Future[?!void] {.async.} =
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storingRequest = request
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storingSlot = slot
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return success()
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually storingRequest == request
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check storingSlot < request.ask.slots.u256
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test "handles errors during state run":
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var saleFailed = false
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proving.onProve = proc(slot: Slot): Future[seq[byte]] {.async.} =
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# raise exception so machine.onError is called
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raise newException(ValueError, "some error")
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# onClear is called in SaleErrored.run
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sales.onClear = proc(request: StorageRequest,
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idx: UInt256) =
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saleFailed = true
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually saleFailed
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test "makes storage available again when data retrieval fails":
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let error = newException(IOError, "data retrieval failed")
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sales.onStore = proc(request: StorageRequest,
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slot: UInt256,
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onBatch: BatchProc): Future[?!void] {.async.} =
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return failure(error)
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually getAvailability().?used == success false
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check getAvailability().?size == success availability.size
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test "generates proof of storage":
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var provingRequest: StorageRequest
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var provingSlot: UInt256
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proving.onProve = proc(slot: Slot): Future[seq[byte]] {.async.} =
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provingRequest = slot.request
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provingSlot = slot.slotIndex
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually provingRequest == request
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check provingSlot < request.ask.slots.u256
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test "fills a slot":
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually market.filled.len == 1
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check market.filled[0].requestId == request.id
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check market.filled[0].slotIndex < request.ask.slots.u256
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check market.filled[0].proof == proof
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check market.filled[0].host == await market.getSigner()
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test "calls onSale when slot is filled":
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var soldAvailability: Availability
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var soldRequest: StorageRequest
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var soldSlotIndex: UInt256
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sales.onSale = proc(request: StorageRequest,
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slotIndex: UInt256) =
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if a =? availability:
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soldAvailability = a
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soldRequest = request
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soldSlotIndex = slotIndex
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually soldAvailability == availability
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check soldRequest == request
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check soldSlotIndex < request.ask.slots.u256
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test "calls onClear when storage becomes available again":
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# fail the proof intentionally to trigger `agent.finish(success=false)`,
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# which then calls the onClear callback
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proving.onProve = proc(slot: Slot): Future[seq[byte]] {.async.} =
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raise newException(IOError, "proof failed")
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var clearedRequest: StorageRequest
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var clearedSlotIndex: UInt256
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sales.onClear = proc(request: StorageRequest,
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slotIndex: UInt256) =
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clearedRequest = request
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clearedSlotIndex = slotIndex
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually clearedRequest == request
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check clearedSlotIndex < request.ask.slots.u256
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test "makes storage available again when other host fills the slot":
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let otherHost = Address.example
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sales.onStore = proc(request: StorageRequest,
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slot: UInt256,
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onBatch: BatchProc): Future[?!void] {.async.} =
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await sleepAsync(chronos.hours(1))
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return success()
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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for slotIndex in 0..<request.ask.slots:
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market.fillSlot(request.id, slotIndex.u256, proof, otherHost)
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check eventually (await reservations.allAvailabilities) == @[availability]
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test "makes storage available again when request expires":
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sales.onStore = proc(request: StorageRequest,
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slot: UInt256,
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onBatch: BatchProc): Future[?!void] {.async.} =
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await sleepAsync(chronos.hours(1))
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return success()
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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clock.set(request.expiry.truncate(int64))
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check eventually (await reservations.allAvailabilities) == @[availability]
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test "adds proving for slot when slot is filled":
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var soldSlotIndex: UInt256
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sales.onSale = proc(request: StorageRequest,
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slotIndex: UInt256) =
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soldSlotIndex = slotIndex
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check proving.slots.len == 0
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check isOk await reservations.reserve(availability)
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await market.requestStorage(request)
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check eventually proving.slots.len == 1
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check proving.slots.contains(Slot(request: request, slotIndex: soldSlotIndex))
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test "loads active slots from market":
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let me = await market.getSigner()
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request.ask.slots = 2
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market.requested = @[request]
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market.requestState[request.id] = RequestState.New
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proc fillSlot(slotIdx: UInt256 = 0.u256) {.async.} =
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let address = await market.getSigner()
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let slot = MockSlot(requestId: request.id,
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slotIndex: slotIdx,
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proof: proof,
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host: address)
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market.filled.add slot
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market.slotState[slotId(request.id, slotIdx)] = SlotState.Filled
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let slot0 = MockSlot(requestId: request.id,
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slotIndex: 0.u256,
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proof: proof,
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host: me)
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await fillSlot(slot0.slotIndex)
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let slot1 = MockSlot(requestId: request.id,
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slotIndex: 1.u256,
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proof: proof,
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host: me)
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await fillSlot(slot1.slotIndex)
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market.activeSlots[me] = @[request.slotId(0.u256), request.slotId(1.u256)]
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market.requested = @[request]
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market.activeRequests[me] = @[request.id]
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await sales.load()
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let expected = SalesData(requestId: request.id, request: some request)
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# because sales.load() calls agent.start, we won't know the slotIndex
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# randomly selected for the agent, and we also won't know the value of
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# `failed`/`fulfilled`/`cancelled` futures, so we need to compare
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# the properties we know
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# TODO: when calling sales.load(), slot index should be restored and not
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# randomly re-assigned, so this may no longer be needed
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proc `==` (data0, data1: SalesData): bool =
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return data0.requestId == data1.requestId and
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data0.request == data1.request
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check eventually sales.agents.len == 2
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check sales.agents.all(agent => agent.data == expected)
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