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Test: MockNetwork클래스와 UnitTest작성 (#23)
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46 changes: 46 additions & 0 deletions
46
SideDishApp/SideDishApp/Data/Network/MockNetworkManager.swift
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| @@ -0,0 +1,46 @@ | ||
| // | ||
| // MockNetworkManager.swift | ||
| // SideDishApp | ||
| // | ||
| // Created by 이다훈 on 2021/04/27. | ||
| // | ||
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| import Foundation | ||
| import Combine | ||
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| protocol URLSessionProtocol { | ||
| func dataTaskPublisher(for url: URL) -> URLSession.DataTaskPublisher | ||
| } | ||
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| extension URLSession : URLSessionProtocol{ | ||
| } | ||
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| struct MockNetworkSessionSuccess : URLSessionProtocol { | ||
| func dataTaskPublisher(for url: URL) -> URLSession.DataTaskPublisher { | ||
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| return URLSession.shared.dataTaskPublisher(for: Bundle.main.url(forResource: "testData", withExtension: "json")!) | ||
| } | ||
| } | ||
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| class MockNetworkManager : NetworkManager { | ||
| override func get<T>(url: URL?) -> AnyPublisher<T, NetworkError> where T : Decodable { | ||
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| guard let myUrl = url else { | ||
| return Fail(error: NetworkError.urlError).eraseToAnyPublisher() | ||
| } | ||
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| return session.dataTaskPublisher(for: myUrl) | ||
| .mapError { _ in NetworkError.networkConnection } | ||
| .flatMap { data, response -> AnyPublisher<T, NetworkError> in | ||
| return Just(data) | ||
| .decode(type: T.self, decoder: JSONDecoder()) | ||
| .mapError { error in | ||
| print(error.localizedDescription) | ||
| return NetworkError.parsing }.eraseToAnyPublisher() | ||
| }.eraseToAnyPublisher() | ||
| } | ||
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| } | ||
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