356 lines
14 KiB
Nim
356 lines
14 KiB
Nim
import std/options
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import pkg/chronos
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import codex/contracts
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import ../ethertest
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import ./examples
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import ./time
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import ./deployment
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ethersuite "On-Chain Market":
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let proof = Groth16Proof.example
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var market: OnChainMarket
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var marketplace: Marketplace
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var request: StorageRequest
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var slotIndex: UInt256
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var periodicity: Periodicity
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setup:
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let address = Marketplace.address(dummyVerifier = true)
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marketplace = Marketplace.new(address, ethProvider.getSigner())
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let config = await marketplace.config()
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market = OnChainMarket.new(marketplace)
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periodicity = Periodicity(seconds: config.proofs.period)
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request = StorageRequest.example
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request.client = accounts[0]
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slotIndex = (request.ask.slots div 2).u256
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proc advanceToNextPeriod() {.async.} =
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let currentPeriod = periodicity.periodOf(await ethProvider.currentTime())
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await ethProvider.advanceTimeTo(periodicity.periodEnd(currentPeriod) + 1)
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proc advanceToCancelledRequest(request: StorageRequest) {.async.} =
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let expiry = (await market.requestExpiresAt(request.id)) + 1
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await ethProvider.advanceTimeTo(expiry.u256)
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proc waitUntilProofRequired(slotId: SlotId) {.async.} =
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await advanceToNextPeriod()
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while not (
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(await marketplace.isProofRequired(slotId)) and
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(await marketplace.getPointer(slotId)) < 250
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):
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await advanceToNextPeriod()
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test "fails to instantiate when contract does not have a signer":
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let storageWithoutSigner = marketplace.connect(ethProvider)
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expect AssertionDefect:
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discard OnChainMarket.new(storageWithoutSigner)
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test "knows signer address":
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check (await market.getSigner()) == (await ethProvider.getSigner().getAddress())
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test "can retrieve proof periodicity":
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let periodicity = await market.periodicity()
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let config = await marketplace.config()
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let periodLength = config.proofs.period
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check periodicity.seconds == periodLength
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test "can retrieve proof timeout":
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let proofTimeout = await market.proofTimeout()
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let config = await marketplace.config()
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check proofTimeout == config.proofs.timeout
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test "supports marketplace requests":
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await market.requestStorage(request)
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test "can retrieve previously submitted requests":
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check (await market.getRequest(request.id)) == none StorageRequest
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await market.requestStorage(request)
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let r = await market.getRequest(request.id)
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check (r) == some request
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test "supports withdrawing of funds":
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await market.requestStorage(request)
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await advanceToCancelledRequest(request)
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await market.withdrawFunds(request.id)
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test "supports request subscriptions":
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var receivedIds: seq[RequestId]
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var receivedAsks: seq[StorageAsk]
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proc onRequest(id: RequestId, ask: StorageAsk, expiry: UInt256) =
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receivedIds.add(id)
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receivedAsks.add(ask)
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let subscription = await market.subscribeRequests(onRequest)
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await market.requestStorage(request)
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check receivedIds == @[request.id]
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check receivedAsks == @[request.ask]
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await subscription.unsubscribe()
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test "supports filling of slots":
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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test "can retrieve host that filled slot":
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await market.requestStorage(request)
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check (await market.getHost(request.id, slotIndex)) == none Address
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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check (await market.getHost(request.id, slotIndex)) == some accounts[0]
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test "supports freeing a slot":
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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await market.freeSlot(slotId(request.id, slotIndex))
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check (await market.getHost(request.id, slotIndex)) == none Address
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test "supports checking whether proof is required now":
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check (await market.isProofRequired(slotId(request.id, slotIndex))) == false
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test "supports checking whether proof is required soon":
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check (await market.willProofBeRequired(slotId(request.id, slotIndex))) == false
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test "submits proofs":
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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await advanceToNextPeriod()
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await market.submitProof(slotId(request.id, slotIndex), proof)
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test "marks a proof as missing":
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let slotId = slotId(request, slotIndex)
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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await waitUntilProofRequired(slotId)
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let missingPeriod = periodicity.periodOf(await ethProvider.currentTime())
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await advanceToNextPeriod()
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await market.markProofAsMissing(slotId, missingPeriod)
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check (await marketplace.missingProofs(slotId)) == 1
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test "can check whether a proof can be marked as missing":
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let slotId = slotId(request, slotIndex)
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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await waitUntilProofRequired(slotId)
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let missingPeriod = periodicity.periodOf(await ethProvider.currentTime())
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await advanceToNextPeriod()
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check (await market.canProofBeMarkedAsMissing(slotId, missingPeriod)) == true
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test "supports slot filled subscriptions":
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await market.requestStorage(request)
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var receivedIds: seq[RequestId]
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var receivedSlotIndices: seq[UInt256]
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proc onSlotFilled(id: RequestId, slotIndex: UInt256) =
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receivedIds.add(id)
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receivedSlotIndices.add(slotIndex)
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let subscription = await market.subscribeSlotFilled(onSlotFilled)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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check receivedIds == @[request.id]
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check receivedSlotIndices == @[slotIndex]
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await subscription.unsubscribe()
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test "subscribes only to a certain slot":
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var otherSlot = slotIndex - 1
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await market.requestStorage(request)
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var receivedSlotIndices: seq[UInt256]
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proc onSlotFilled(requestId: RequestId, slotIndex: UInt256) =
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receivedSlotIndices.add(slotIndex)
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let subscription = await market.subscribeSlotFilled(request.id, slotIndex, onSlotFilled)
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await market.fillSlot(request.id, otherSlot, proof, request.ask.collateral)
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check receivedSlotIndices.len == 0
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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check receivedSlotIndices == @[slotIndex]
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await subscription.unsubscribe()
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test "supports slot freed subscriptions":
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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var receivedRequestIds: seq[RequestId] = @[]
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var receivedIdxs: seq[UInt256] = @[]
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proc onSlotFreed(requestId: RequestId, idx: UInt256) =
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receivedRequestIds.add(requestId)
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receivedIdxs.add(idx)
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let subscription = await market.subscribeSlotFreed(onSlotFreed)
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await market.freeSlot(slotId(request.id, slotIndex))
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check receivedRequestIds == @[request.id]
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check receivedIdxs == @[slotIndex]
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await subscription.unsubscribe()
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test "support fulfillment subscriptions":
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await market.requestStorage(request)
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var receivedIds: seq[RequestId]
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proc onFulfillment(id: RequestId) =
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receivedIds.add(id)
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let subscription = await market.subscribeFulfillment(request.id, onFulfillment)
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for slotIndex in 0..<request.ask.slots:
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await market.fillSlot(request.id, slotIndex.u256, proof, request.ask.collateral)
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check receivedIds == @[request.id]
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await subscription.unsubscribe()
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test "subscribes only to fulfillment of a certain request":
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var otherRequest = StorageRequest.example
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otherRequest.client = accounts[0]
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await market.requestStorage(request)
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await market.requestStorage(otherRequest)
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var receivedIds: seq[RequestId]
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proc onFulfillment(id: RequestId) =
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receivedIds.add(id)
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let subscription = await market.subscribeFulfillment(request.id, onFulfillment)
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for slotIndex in 0..<request.ask.slots:
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await market.fillSlot(request.id, slotIndex.u256, proof, request.ask.collateral)
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for slotIndex in 0..<otherRequest.ask.slots:
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await market.fillSlot(otherRequest.id, slotIndex.u256, proof, otherRequest.ask.collateral)
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check receivedIds == @[request.id]
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await subscription.unsubscribe()
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test "support request cancelled subscriptions":
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await market.requestStorage(request)
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var receivedIds: seq[RequestId]
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proc onRequestCancelled(id: RequestId) =
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receivedIds.add(id)
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let subscription = await market.subscribeRequestCancelled(request.id, onRequestCancelled)
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await advanceToCancelledRequest(request)
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await market.withdrawFunds(request.id)
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check receivedIds == @[request.id]
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await subscription.unsubscribe()
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test "support request failed subscriptions":
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await market.requestStorage(request)
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var receivedIds: seq[RequestId]
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proc onRequestFailed(id: RequestId) =
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receivedIds.add(id)
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let subscription = await market.subscribeRequestFailed(request.id, onRequestFailed)
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for slotIndex in 0..<request.ask.slots:
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await market.fillSlot(request.id, slotIndex.u256, proof, request.ask.collateral)
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for slotIndex in 0..request.ask.maxSlotLoss:
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let slotId = request.slotId(slotIndex.u256)
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while true:
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let slotState = await marketplace.slotState(slotId)
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if slotState == SlotState.Free:
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break
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await waitUntilProofRequired(slotId)
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let missingPeriod = periodicity.periodOf(await ethProvider.currentTime())
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await advanceToNextPeriod()
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discard await marketplace.markProofAsMissing(slotId, missingPeriod)
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check receivedIds == @[request.id]
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await subscription.unsubscribe()
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test "subscribes only to a certain request cancellation":
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var otherRequest = request
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otherRequest.nonce = Nonce.example
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await market.requestStorage(request)
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await market.requestStorage(otherRequest)
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var receivedIds: seq[RequestId]
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proc onRequestCancelled(requestId: RequestId) =
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receivedIds.add(requestId)
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let subscription = await market.subscribeRequestCancelled(request.id, onRequestCancelled)
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advanceToCancelledRequest(otherRequest) # shares expiry with otherRequest
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await market.withdrawFunds(otherRequest.id)
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check receivedIds.len == 0
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await market.withdrawFunds(request.id)
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check receivedIds == @[request.id]
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await subscription.unsubscribe()
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test "supports proof submission subscriptions":
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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await advanceToNextPeriod()
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var receivedIds: seq[SlotId]
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proc onProofSubmission(id: SlotId) =
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receivedIds.add(id)
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let subscription = await market.subscribeProofSubmission(onProofSubmission)
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await market.submitProof(slotId(request.id, slotIndex), proof)
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check receivedIds == @[slotId(request.id, slotIndex)]
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await subscription.unsubscribe()
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test "request is none when unknown":
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check isNone await market.getRequest(request.id)
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test "can retrieve active requests":
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await market.requestStorage(request)
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var request2 = StorageRequest.example
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request2.client = accounts[0]
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await market.requestStorage(request2)
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check (await market.myRequests()) == @[request.id, request2.id]
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test "retrieves correct request state when request is unknown":
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check (await market.requestState(request.id)) == none RequestState
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test "can retrieve request state":
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await market.requestStorage(request)
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for slotIndex in 0..<request.ask.slots:
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await market.fillSlot(request.id, slotIndex.u256, proof, request.ask.collateral)
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check (await market.requestState(request.id)) == some RequestState.Started
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test "can retrieve active slots":
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex - 1, proof, request.ask.collateral)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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let slotId1 = request.slotId(slotIndex - 1)
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let slotId2 = request.slotId(slotIndex)
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check (await market.mySlots()) == @[slotId1, slotId2]
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test "returns none when slot is empty":
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await market.requestStorage(request)
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let slotId = request.slotId(slotIndex)
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check (await market.getActiveSlot(slotId)) == none Slot
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test "can retrieve request details from slot id":
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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let slotId = request.slotId(slotIndex)
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let expected = Slot(request: request, slotIndex: slotIndex)
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check (await market.getActiveSlot(slotId)) == some expected
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test "retrieves correct slot state when request is unknown":
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let slotId = request.slotId(slotIndex)
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check (await market.slotState(slotId)) == SlotState.Free
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test "retrieves correct slot state once filled":
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await market.requestStorage(request)
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await market.fillSlot(request.id, slotIndex, proof, request.ask.collateral)
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let slotId = request.slotId(slotIndex)
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check (await market.slotState(slotId)) == SlotState.Filled
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test "can query past events":
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var request1 = StorageRequest.example
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var request2 = StorageRequest.example
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request1.client = accounts[0]
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request2.client = accounts[0]
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await market.requestStorage(request)
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await market.requestStorage(request1)
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await market.requestStorage(request2)
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# `market.requestStorage` executes an `approve` tx before the
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# `requestStorage` tx, so that's two PoA blocks per `requestStorage` call (6
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# blocks for 3 calls). `fromBlock` and `toBlock` are inclusive, so to check
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# 6 blocks, we only need to check 5 "blocks ago". We don't need to check the
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# `approve` for the first `requestStorage` call, so that's 1 less again = 4
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# "blocks ago".
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proc getsPastRequest(): Future[bool] {.async.} =
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let reqs = await market.queryPastStorageRequests(5)
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reqs.mapIt(it.requestId) == @[request.id, request1.id, request2.id]
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check eventually await getsPastRequest()
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test "past event query can specify negative `blocksAgo` parameter":
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await market.requestStorage(request)
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check eventually (
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(await market.queryPastStorageRequests(blocksAgo = -2)) ==
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(await market.queryPastStorageRequests(blocksAgo = 2))
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)
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