nim-codex/tests/codex/helpers/mockmarket.nim

75 lines
2.5 KiB
Nim

import std/sequtils
import pkg/codex/market
export market
type
MockMarket* = ref object of Market
requested*: seq[StorageRequest]
fulfilled*: seq[Fulfillment]
subscriptions: Subscriptions
Fulfillment* = object
requestId: array[32, byte]
proof: seq[byte]
Subscriptions = object
onRequest: seq[RequestSubscription]
onFulfillment: seq[FulfillmentSubscription]
RequestSubscription* = ref object of Subscription
market: MockMarket
callback: OnRequest
FulfillmentSubscription* = ref object of Subscription
market: MockMarket
requestId: array[32, byte]
callback: OnFulfillment
method requestStorage*(market: MockMarket,
request: StorageRequest):
Future[StorageRequest] {.async.} =
market.requested.add(request)
for subscription in market.subscriptions.onRequest:
subscription.callback(request.id, request.ask)
return request
method getRequest(market: MockMarket,
id: array[32, byte]): Future[?StorageRequest] {.async.} =
for request in market.requested:
if request.id == id:
return some request
return none StorageRequest
method fulfillRequest*(market: MockMarket,
requestId: array[32, byte],
proof: seq[byte]) {.async.} =
market.fulfilled.add(Fulfillment(requestId: requestId, proof: proof))
for subscription in market.subscriptions.onFulfillment:
if subscription.requestId == requestId:
subscription.callback(requestId)
method subscribeRequests*(market: MockMarket,
callback: OnRequest):
Future[Subscription] {.async.} =
let subscription = RequestSubscription(
market: market,
callback: callback
)
market.subscriptions.onRequest.add(subscription)
return subscription
method subscribeFulfillment*(market: MockMarket,
requestId: array[32, byte],
callback: OnFulfillment):
Future[Subscription] {.async.} =
let subscription = FulfillmentSubscription(
market: market,
requestId: requestId,
callback: callback
)
market.subscriptions.onFulfillment.add(subscription)
return subscription
method unsubscribe*(subscription: RequestSubscription) {.async.} =
subscription.market.subscriptions.onRequest.keepItIf(it != subscription)
method unsubscribe*(subscription: FulfillmentSubscription) {.async.} =
subscription.market.subscriptions.onFulfillment.keepItIf(it != subscription)