ZcashLightClientKit/Tests/DarksideTests/BlockDownloaderTests.swift

98 lines
3.3 KiB
Swift

//
// BlockDownloaderTests.swift
// ZcashLightClientKitTests
//
// Created by Francisco Gindre on 18/09/2019.
// Copyright © 2019 Electric Coin Company. All rights reserved.
//
import XCTest
@testable import TestUtils
@testable import ZcashLightClientKit
// swiftlint:disable implicitly_unwrapped_optional force_cast force_try
class BlockDownloaderTests: XCTestCase {
let branchID = "2bb40e60"
let chainName = "main"
var darksideWalletService: DarksideWalletService!
var downloader: CompactBlockDownloading!
var service: LightWalletService!
var storage: CompactBlockRepository!
var cacheDB = try! __cacheDbURL()
var network = DarksideWalletDNetwork()
override func setUpWithError() throws {
try super.setUpWithError()
service = LightWalletGRPCService(endpoint: LightWalletEndpointBuilder.default)
storage = try! TestDbBuilder.diskCompactBlockStorage(at: cacheDB)
downloader = CompactBlockDownloader(service: service, storage: storage)
darksideWalletService = DarksideWalletService(service: service as! LightWalletGRPCService)
try FakeChainBuilder.buildChain(darksideWallet: darksideWalletService, branchID: branchID, chainName: chainName)
try darksideWalletService.applyStaged(nextLatestHeight: 663250)
sleep(2)
}
override func tearDown() {
service = nil
storage = nil
downloader = nil
try? FileManager.default.removeItem(at: cacheDB)
}
func testSmallDownloadAsync() async {
let lowerRange: BlockHeight = self.network.constants.saplingActivationHeight
let upperRange: BlockHeight = self.network.constants.saplingActivationHeight + 99
let range = CompactBlockRange(uncheckedBounds: (lowerRange, upperRange))
do {
try await downloader.downloadBlockRange(range)
// check what was 'stored'
let latestHeight = try await self.storage.latestHeightAsync()
XCTAssertEqual(latestHeight, upperRange)
let resultHeight = try await self.downloader.lastDownloadedBlockHeightAsync()
XCTAssertEqual(resultHeight, upperRange)
} catch {
XCTFail("testSmallDownloadAsync() shouldn't fail")
}
}
func testFailure() async {
let awfulDownloader = CompactBlockDownloader(
service: AwfulLightWalletService(
latestBlockHeight: self.network.constants.saplingActivationHeight + 1000,
service: darksideWalletService
),
storage: ZcashConsoleFakeStorage()
)
let lowerRange: BlockHeight = self.network.constants.saplingActivationHeight
let upperRange: BlockHeight = self.network.constants.saplingActivationHeight + 99
let range = CompactBlockRange(uncheckedBounds: (lowerRange, upperRange))
do {
try await awfulDownloader.downloadBlockRange(range)
} catch {
XCTAssertNotNil(error)
}
}
}
/// Helper functions
extension BlockDownloaderTests {
func validate(result: Result<BlockHeight, Error>, against height: BlockHeight) -> Bool {
switch result {
case .success(let resultHeight):
return resultHeight == height
default:
return false
}
}
}