nim-codex/tests/codex/testsales.nim

142 lines
4.6 KiB
Nim

import std/times
import pkg/asynctest
import pkg/chronos
import pkg/codex/sales
import ./helpers/mockmarket
import ./helpers/mockclock
import ./examples
suite "Sales":
let availability = Availability.init(
size=100.u256,
duration=60.u256,
minPrice=42.u256
)
let request = StorageRequest(
ask: StorageAsk(
duration: 60.u256,
size: 100.u256,
maxPrice:42.u256
),
content: StorageContent(
cid: "some cid"
)
)
let proof = seq[byte].example
var sales: Sales
var market: MockMarket
var clock: MockClock
setup:
market = MockMarket.new()
clock = MockClock.new()
sales = Sales.new(market, clock)
sales.retrieve = proc(_: string) {.async.} = discard
sales.prove = proc(_: string): Future[seq[byte]] {.async.} = return proof
await sales.start()
teardown:
await sales.stop()
test "has no availability initially":
check sales.available.len == 0
test "can add available storage":
let availability1 = Availability.example
let availability2 = Availability.example
sales.add(availability1)
check sales.available.contains(availability1)
sales.add(availability2)
check sales.available.contains(availability1)
check sales.available.contains(availability2)
test "can remove available storage":
sales.add(availability)
sales.remove(availability)
check sales.available.len == 0
test "generates unique ids for storage availability":
let availability1 = Availability.init(1.u256, 2.u256, 3.u256)
let availability2 = Availability.init(1.u256, 2.u256, 3.u256)
check availability1.id != availability2.id
test "makes storage unavailable when matching request comes in":
sales.add(availability)
discard await market.requestStorage(request)
check sales.available.len == 0
test "ignores request when no matching storage is available":
sales.add(availability)
var tooBig = request
tooBig.ask.size = request.ask.size + 1
discard await market.requestStorage(tooBig)
check sales.available == @[availability]
test "retrieves data":
var retrievingCid: string
sales.retrieve = proc(cid: string) {.async.} = retrievingCid = cid
sales.add(availability)
discard await market.requestStorage(request)
check retrievingCid == request.content.cid
test "makes storage available again when data retrieval fails":
let error = newException(IOError, "data retrieval failed")
sales.retrieve = proc(cid: string) {.async.} = raise error
sales.add(availability)
discard await market.requestStorage(request)
check sales.available == @[availability]
test "generates proof of storage":
var provingCid: string
sales.prove = proc(cid: string): Future[seq[byte]] {.async.} = provingCid = cid
sales.add(availability)
discard await market.requestStorage(request)
check provingCid == request.content.cid
test "fulfills request":
sales.add(availability)
discard await market.requestStorage(request)
check market.fulfilled.len == 1
check market.fulfilled[0].requestId == request.id
check market.fulfilled[0].proof == proof
check market.fulfilled[0].host == await market.getSigner()
# test "calls onSale when offer is selected":
# var sold: StorageOffer
# sales.onSale = proc(offer: StorageOffer) =
# sold = offer
# sales.add(availability)
# discard await market.requestStorage(request)
# let offer = market.offered[0]
# await market.selectOffer(offer.id)
# check sold == offer
# test "does not call onSale when a different offer is selected":
# var didSell: bool
# sales.onSale = proc(offer: StorageOffer) =
# didSell = true
# sales.add(availability)
# let request = await market.requestStorage(request)
# var otherOffer = StorageOffer(requestId: request.id, price: 1.u256)
# otherOffer = await market.offerStorage(otherOffer)
# await market.selectOffer(otherOffer.id)
# check not didSell
# test "makes storage available again when different offer is selected":
# sales.add(availability)
# let request = await market.requestStorage(request)
# var otherOffer = StorageOffer(requestId: request.id, price: 1.u256)
# otherOffer = await market.offerStorage(otherOffer)
# await market.selectOffer(otherOffer.id)
# check sales.available.contains(availability)
# test "makes storage available again when offer expires":
# sales.add(availability)
# discard await market.requestStorage(request)
# let offer = market.offered[0]
# clock.set(offer.expiry.truncate(int64))
# await sleepAsync(chronos.seconds(2))
# check sales.available.contains(availability)