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Add example project using feature/swift-concurrency PactSwift branch
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13 files changed

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‎Pact-Concurrency/Pact-Concurrency/APIError.swift

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// Copyright © 2025 Marko Justinek. All rights reserved.
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enum APIError: Error {
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case invalidURL
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case clientError(code: Int, message: String)
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case serverError(code: Int, message: String)
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case unknownError(code: Int, message: String)
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case decodingError(String?)
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}

‎Pact-Concurrency/Pact-Concurrency/APIService.swift

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// Copyright © 2025 Marko Justinek. All rights reserved.
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import Foundation
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actor APIService {
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func fetch<T: Decodable>(from url: URL, decoding: T.Type) async throws -> T {
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let (data, response) = try await URLSession.shared.data(from: url)
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guard let httpResponse = response as? HTTPURLResponse else {
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throw APIError.unknownError(code: -1, message: "Invalid response format")
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}
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switch httpResponse.statusCode {
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case 200...299:
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do {
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return try JSONDecoder().decode(T.self, from: data)
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} catch {
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throw APIError.decodingError(error.localizedDescription)
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}
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case 400...499:
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throw APIError.clientError(code: httpResponse.statusCode, message: "Client error occurred")
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case 500...599:
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throw APIError.serverError(code: httpResponse.statusCode, message: "Server error occurred")
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default:
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throw APIError.unknownError(code: httpResponse.statusCode, message: "Unexpected error occurred")
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}
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}
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}

‎Pact-Concurrency/Pact-Concurrency/Assets.xcassets/AccentColor.colorset/Contents.json

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{
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"colors" : [
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{
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"idiom" : "universal"
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}
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],
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"info" : {
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"author" : "xcode",
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"version" : 1
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}
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}

‎Pact-Concurrency/Pact-Concurrency/Assets.xcassets/AppIcon.appiconset/Contents.json

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{
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"images" : [
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{
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"idiom" : "universal",
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"platform" : "ios",
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"size" : "1024x1024"
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},
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{
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"appearances" : [
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{
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"appearance" : "luminosity",
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"value" : "dark"
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}
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],
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"idiom" : "universal",
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"platform" : "ios",
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"size" : "1024x1024"
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},
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{
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"appearances" : [
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{
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"appearance" : "luminosity",
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"value" : "tinted"
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}
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],
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"idiom" : "universal",
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"platform" : "ios",
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"size" : "1024x1024"
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},
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{
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"idiom" : "mac",
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"scale" : "1x",
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"size" : "16x16"
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},
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{
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"idiom" : "mac",
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"scale" : "2x",
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"size" : "16x16"
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},
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{
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"idiom" : "mac",
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"scale" : "1x",
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"size" : "32x32"
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},
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{
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"idiom" : "mac",
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"scale" : "2x",
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"size" : "32x32"
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},
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{
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"idiom" : "mac",
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"scale" : "1x",
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"size" : "128x128"
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},
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{
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"idiom" : "mac",
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"scale" : "2x",
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"size" : "128x128"
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},
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{
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"idiom" : "mac",
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"scale" : "1x",
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"size" : "256x256"
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},
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{
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"idiom" : "mac",
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"scale" : "2x",
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"size" : "256x256"
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},
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{
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"idiom" : "mac",
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"scale" : "1x",
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"size" : "512x512"
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},
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{
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"idiom" : "mac",
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"scale" : "2x",
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"size" : "512x512"
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}
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],
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"info" : {
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"author" : "xcode",
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"version" : 1
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}
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}

‎Pact-Concurrency/Pact-Concurrency/Assets.xcassets/Contents.json

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{
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"info" : {
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"author" : "xcode",
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"version" : 1
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}
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}

‎Pact-Concurrency/Pact-Concurrency/ContentView.swift

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// Copyright © 2025 Marko Justinek. All rights reserved.
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import SwiftUI
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struct ContentView: View {
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var body: some View {
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VStack {
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Image(systemName: "globe")
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.imageScale(.large)
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.foregroundStyle(.tint)
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Text("Hello, world!")
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}
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.padding()
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}
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}
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#Preview {
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ContentView()
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}

‎Pact-Concurrency/Pact-Concurrency/Pact_Concurrency.entitlements

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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
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<plist version="1.0">
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<dict>
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<key>com.apple.security.app-sandbox</key>
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<true/>
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<key>com.apple.security.files.user-selected.read-only</key>
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<true/>
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</dict>
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</plist>

‎Pact-Concurrency/Pact-Concurrency/Pact_ConcurrencyApp.swift

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// Copyright © 2025 Marko Justinek. All rights reserved.
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import SwiftUI
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@main
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struct Pact_ConcurrencyApp: App {
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var body: some Scene {
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WindowGroup {
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ContentView()
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}
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}
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}

‎Pact-Concurrency/Pact-Concurrency/Preview Content/Preview Assets.xcassets/Contents.json

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{
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"info" : {
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"author" : "xcode",
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"version" : 1
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}
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}

‎Pact-Concurrency/Pact-ConcurrencyTests/Pact_ConcurrencyTests.swift

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// Copyright © 2025 Marko Justinek. All rights reserved.
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import PactSwift
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import XCTest
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@testable import Pact_Concurrency
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final class Pact_ConcurrencyTests: XCTestCase {
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var builder: PactBuilder!
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@MainActor
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class override func setUp() {
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super.setUp()
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try! Logging.initialize(
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[
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Logging.Sink.Config(.standardError, filter: .trace),
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]
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)
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}
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override func setUpWithError() throws {
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try super.setUpWithError()
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guard builder == nil else {
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return
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}
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let pact = try Pact(consumer: "Consumer - App", provider: "API Provider")
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.withSpecification(.v4)
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let config = PactBuilder.Config(pactDirectory: Utils.getProjectRoot().appending("/tmp"))
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builder = PactBuilder(pact: pact, config: config)
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}
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// MARK: - Tests
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func testGET() async throws {
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try builder
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.uponReceiving("A GET request")
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.given(
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Interaction.ProviderState(
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description: "String",
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name: #file,
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value: #function
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)
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)
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.withRequest(method: .GET, path: "/hello")
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.willRespond(with: 200) { response in
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try response.jsonBody(
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.like(["hello":"World!"])
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)
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}
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try await builder
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.verify { context in
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let apiService = APIService()
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let foo = try await apiService.fetch(from: URL(string: "\(context.mockServerURL)/hello")!, decoding: Foo.self)
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XCTAssertEqual(Foo(hello: "World!"), foo)
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}
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}
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}
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struct Foo: Decodable, Equatable {
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let hello: String
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}

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