51 lines
1.3 KiB
Swift
51 lines
1.3 KiB
Swift
//
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// SDKSynchronizerStateHandler.swift
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//
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//
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// Created by Michal Fousek on 15.03.2023.
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//
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import Combine
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import Foundation
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import XCTest
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@testable import ZcashLightClientKit
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class SDKSynchronizerSyncStatusHandler {
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enum StatusIdentifier: String {
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case unprepared
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case syncing
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case enhancing
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case fetching
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case synced
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case stopped
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case disconnected
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case error
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}
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private let queue = DispatchQueue(label: "SDKSynchronizerSyncStatusHandler")
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private var cancellables: [AnyCancellable] = []
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func subscribe(to stateStream: AnyPublisher<SynchronizerState, Never>, expectations: [StatusIdentifier: XCTestExpectation]) {
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stateStream
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.receive(on: queue)
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.map { $0.syncStatus }
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.sink { status in expectations[status.identifier]?.fulfill() }
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.store(in: &cancellables)
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}
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}
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extension SyncStatus {
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var identifier: SDKSynchronizerSyncStatusHandler.StatusIdentifier {
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switch self {
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case .unprepared: return .unprepared
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case .syncing: return .syncing
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case .enhancing: return .enhancing
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case .fetching: return .fetching
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case .synced: return .synced
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case .stopped: return .stopped
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case .disconnected: return .disconnected
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case .error: return .error
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}
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}
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}
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