nim-codex/tests/contracts/testContracts.nim

124 lines
4.9 KiB
Nim

import pkg/chronos
import pkg/ethers/testing
import pkg/ethers/erc20
import codex/contracts
import ../ethertest
import ./examples
import ./time
import ./deployment
ethersuite "Marketplace contracts":
let proof = Groth16Proof.example
var client, host: Signer
var rewardRecipient, collateralRecipient: Address
var marketplace: Marketplace
var token: Erc20Token
var periodicity: Periodicity
var request: StorageRequest
var slotId: SlotId
var filledAt: UInt256
proc expectedPayout(endTimestamp: UInt256): UInt256 =
return (endTimestamp - filledAt) * request.ask.reward
proc switchAccount(account: Signer) =
marketplace = marketplace.connect(account)
token = token.connect(account)
setup:
client = ethProvider.getSigner(accounts[0])
host = ethProvider.getSigner(accounts[1])
rewardRecipient = accounts[2]
collateralRecipient = accounts[3]
let address = Marketplace.address(dummyVerifier = true)
marketplace = Marketplace.new(address, ethProvider.getSigner())
let tokenAddress = await marketplace.token()
token = Erc20Token.new(tokenAddress, ethProvider.getSigner())
let config = await marketplace.config()
periodicity = Periodicity(seconds: config.proofs.period)
request = StorageRequest.example
request.client = await client.getAddress()
switchAccount(client)
discard await token.approve(marketplace.address, request.price)
discard await marketplace.requestStorage(request)
switchAccount(host)
discard await token.approve(marketplace.address, request.ask.collateral)
discard await marketplace.reserveSlot(request.id, 0.u256)
filledAt = await ethProvider.currentTime()
discard await marketplace.fillSlot(request.id, 0.u256, proof)
slotId = request.slotId(0.u256)
proc waitUntilProofRequired(slotId: SlotId) {.async.} =
let currentPeriod = periodicity.periodOf(await ethProvider.currentTime())
await ethProvider.advanceTimeTo(periodicity.periodEnd(currentPeriod))
while not (
(await marketplace.isProofRequired(slotId)) and
(await marketplace.getPointer(slotId)) < 250
):
await ethProvider.advanceTime(periodicity.seconds)
proc startContract() {.async.} =
for slotIndex in 1..<request.ask.slots:
discard await token.approve(marketplace.address, request.ask.collateral)
discard await marketplace.reserveSlot(request.id, slotIndex.u256)
discard await marketplace.fillSlot(request.id, slotIndex.u256, proof)
test "accept marketplace proofs":
switchAccount(host)
await waitUntilProofRequired(slotId)
discard await marketplace.submitProof(slotId, proof)
test "can mark missing proofs":
switchAccount(host)
await waitUntilProofRequired(slotId)
let missingPeriod = periodicity.periodOf(await ethProvider.currentTime())
let endOfPeriod = periodicity.periodEnd(missingPeriod)
await ethProvider.advanceTimeTo(endOfPeriod + 1)
switchAccount(client)
discard await marketplace.markProofAsMissing(slotId, missingPeriod)
test "can be paid out at the end":
switchAccount(host)
let address = await host.getAddress()
await startContract()
let requestEnd = await marketplace.requestEnd(request.id)
await ethProvider.advanceTimeTo(requestEnd.u256 + 1)
let startBalance = await token.balanceOf(address)
discard await marketplace.freeSlot(slotId)
let endBalance = await token.balanceOf(address)
check endBalance == (startBalance + expectedPayout(requestEnd.u256) + request.ask.collateral)
test "can be paid out at the end, specifying reward and collateral recipient":
switchAccount(host)
let hostAddress = await host.getAddress()
await startContract()
let requestEnd = await marketplace.requestEnd(request.id)
await ethProvider.advanceTimeTo(requestEnd.u256 + 1)
let startBalanceHost = await token.balanceOf(hostAddress)
let startBalanceReward = await token.balanceOf(rewardRecipient)
let startBalanceCollateral = await token.balanceOf(collateralRecipient)
discard await marketplace.freeSlot(slotId, rewardRecipient, collateralRecipient)
let endBalanceHost = await token.balanceOf(hostAddress)
let endBalanceReward = await token.balanceOf(rewardRecipient)
let endBalanceCollateral = await token.balanceOf(collateralRecipient)
check endBalanceHost == startBalanceHost
check endBalanceReward == (startBalanceReward + expectedPayout(requestEnd.u256))
check endBalanceCollateral == (startBalanceCollateral + request.ask.collateral)
test "cannot mark proofs missing for cancelled request":
let expiry = await marketplace.requestExpiry(request.id)
await ethProvider.advanceTimeTo((expiry + 1).u256)
switchAccount(client)
let missingPeriod = periodicity.periodOf(await ethProvider.currentTime())
await ethProvider.advanceTime(periodicity.seconds)
check await marketplace
.markProofAsMissing(slotId, missingPeriod)
.reverts("Slot not accepting proofs")