NetNewsWire/Frameworks/Account/AccountTests/TestTransport.swift

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//
// TestTransport.swift
// AccountTests
//
// Created by Maurice Parker on 5/4/19.
// Copyright © 2019 Ranchero Software, LLC. All rights reserved.
//
import Foundation
import RSWeb
final class TestTransport: Transport {
enum TestTransportError: String, Error {
case invalidState = "The test wasn't set up correctly."
}
var testFiles = [String: String]()
var testStatusCodes = [String: Int]()
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private func httpResponse(for request: URLRequest, statusCode: Int = 200) -> HTTPURLResponse {
guard let url = request.url else {
fatalError("Attempting to mock a http response for a request without a URL \(request).")
}
return HTTPURLResponse(url: url, statusCode: statusCode, httpVersion: "HTTP/1.1", headerFields: nil)!
}
func send(request: URLRequest, completion: @escaping (Result<(HTTPURLResponse, Data?), Error>) -> Void) {
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guard let urlString = request.url?.absoluteString else {
completion(.failure(TestTransportError.invalidState))
return
}
let response = httpResponse(for: request, statusCode: testStatusCodes[urlString] ?? 200)
if let testFileName = testFiles[urlString] {
let testFileURL = Bundle(for: TestTransport.self).resourceURL!.appendingPathComponent(testFileName)
let data = try! Data(contentsOf: testFileURL)
DispatchQueue.global(qos: .background).async {
completion(.success((response, data)))
}
} else {
DispatchQueue.global(qos: .background).async {
completion(.success((response, nil)))
}
}
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}
func send(request: URLRequest, method: String, completion: @escaping (Result<Void, Error>) -> Void) {
fatalError("Unimplemented.")
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}
func send(request: URLRequest, method: String, payload: Data, completion: @escaping (Result<(HTTPURLResponse, Data?), Error>) -> Void) {
fatalError("Unimplemented.")
}
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}