Sergej Jaskiewicz
03fe398395
* Update for Xcode 11.0 beta 4 * Temporarily disable compatibility tests on Travis CI * Fix SwiftLint warnings * More test coverage
52 lines
1.1 KiB
Swift
52 lines
1.1 KiB
Swift
//
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// TestCoders.swift
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//
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//
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// Created by Joseph Spadafora on 7/1/19.
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//
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#if OPENCOMBINE_COMPATIBILITY_TEST
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import Combine
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#else
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import OpenCombine
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#endif
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final class TestEncoder: TopLevelEncoder {
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typealias Output = Int
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private var nextEncoded = 1
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var encoded: [Int : Any] = [:]
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var handleEncode: ((Any) throws -> Int?)?
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func encode<EncodableType: Encodable>(_ value: EncodableType) throws -> Int {
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var keyNumber = nextEncoded
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if let number = try handleEncode?(value) {
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keyNumber = number
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} else {
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nextEncoded += 1
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}
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encoded[keyNumber] = value
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return keyNumber
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}
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}
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final class TestDecoder: TopLevelDecoder {
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typealias Input = Int
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static let error = "Could not decode" as TestingError
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var handleDecode: ((Int) throws -> Any?)?
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func decode<Decodable: Swift.Decodable>(
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_ type: Decodable.Type,
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from data: Int
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) throws -> Decodable {
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if let value = try handleDecode?(data), let mappedValue = value as? Decodable {
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return mappedValue
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}
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throw TestDecoder.error
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}
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}
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