Change folder composition in config directory

Demo/BuildConfigSwiftDemo/Sources/Data/BaseEntities.swift

@@ -0,0 +1,15 @@
+//
+//  BaseEntities.swift
+//  BuildConfigSwiftDemo
+//
+//  Created by 417.72KI on 2023/10/05.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import Foundation
+
+protocol Request: Encodable, Hashable {
+}
+
+protocol Response: Decodable, Hashable {
+}

Demo/BuildConfigSwiftDemo/Sources/Data/LoginRequest.swift

@@ -0,0 +1,14 @@
+//
+//  LoginRequest.swift
+//  BuildConfigSwiftDemo
+//
+//  Created by 417.72KI on 2023/10/05.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import Foundation
+
+struct LoginRequest: Request {
+    var id: String
+    var password: String
+}

Demo/BuildConfigSwiftDemo/Sources/Data/LoginResponse.swift

@@ -0,0 +1,14 @@
+//
+//  LoginResponse.swift
+//  BuildConfigSwiftDemo
+//
+//  Created by 417.72KI on 2023/10/05.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import Foundation
+
+struct LoginResponse: Response {
+    var accessToken: String
+    var refreshToken: String
+}

Demo/BuildConfigSwiftDemo/Sources/Data/SearchResponse.swift

@@ -0,0 +1,19 @@
+//
+//  SearchResponse.swift
+//  BuildConfigSwiftDemo
+//
+//  Created by 417.72KI on 2023/10/05.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import Foundation
+
+struct SearchResponse: Response {
+    var items: [Item]
+}
+
+extension SearchResponse {
+    struct Item: Response {
+        var name: String
+    }
+}

Demo/BuildConfigSwiftDemo/Sources/Repository/APIClient.swift

@@ -0,0 +1,61 @@
+//
+//  APIClient.swift
+//  BuildConfigSwiftDemo
+//
+//  Created by 417.72KI on 2023/10/05.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import Foundation
+
+struct APIClient {
+    var config: BuildConfig.Api
+    var session: URLSession
+}
+
+extension APIClient {
+    var host: URL { URL(string: "https://\(config.host)")! }
+
+    var decoder: JSONDecoder {
+        let decoder = JSONDecoder()
+        decoder.keyDecodingStrategy = .convertFromSnakeCase
+        return decoder
+    }
+
+    var encoder: JSONEncoder {
+        let encoder = JSONEncoder()
+        encoder.keyEncodingStrategy = .convertToSnakeCase
+        return encoder
+    }
+}
+
+extension APIClient {
+    func endpoint<E>(_ keyPath: KeyPath<BuildConfig.Api.Endpoint, E>) -> E {
+        config.endpoint[keyPath: keyPath]
+    }
+}
+
+extension APIClient {
+    func login(id: String, password: String) async throws -> LoginResponse {
+        let endpoint = endpoint(\.login)
+        let url = host.appendingPathComponent(endpoint.path)
+        var request = URLRequest(url: url)
+        request.httpMethod = endpoint.method
+        request.httpBody = try encoder.encode(LoginRequest(id: id, password: password))
+        let (data, _) = try await session.data(for: request)
+        return try decoder.decode(LoginResponse.self, from: data)
+    }
+
+    @available(iOS 16.0, *)
+    func search(_ text: String) async throws -> SearchResponse {
+        let endpoint = endpoint(\.search)
+        let url = host.appendingPathComponent(endpoint.path)
+            .appending(queryItems: [
+                URLQueryItem(name: "text", value: text)
+            ])
+        var request = URLRequest(url: url)
+        request.httpMethod = endpoint.method
+        let (data, _) = try await session.data(for: request)
+        return try decoder.decode(SearchResponse.self, from: data)
+    }
+}

Demo/BuildConfigSwiftDemo/Sources/UI/ContentView.swift

@@ -9,13 +9,13 @@
 import SwiftUI
 
 struct ContentView: View {
-    var config: BuildConfig = .default
+    @Environment(\.buildConfig) var config: BuildConfig
 
     var body: some View {
         VStack {
             Text("isDebug: \(String(config.isDebug))")
             Text("Environment: \(config.environment)")
-            Text("API version: \(config.apiVersion, format: .number)")
+            Text("API version: \(config.api.version, format: .number)")
             Text("PI: \(config.pi, format: .number)")
         }
     }

Demo/BuildConfigSwiftDemo/Sources/UI/DemoApp.swift

@@ -8,20 +8,13 @@
 
 import SwiftUI
 
-@main
 struct DemoApp: App {
+    static var buildConfig: BuildConfig = .default
+
     var body: some Scene {
         WindowGroup {
             ContentView()
+                .environment(\.buildConfig, Self.buildConfig)
         }
     }
 }
-
-// MARK: - For Debug
-#if DEBUG
-private extension DemoApp {
-    var isTesting: Bool {
-        ProcessInfo.processInfo.environment["XCTestConfigurationFilePath"] != nil
-    }
-}
-#endif

Demo/BuildConfigSwiftDemo/Sources/Util/BuildConfig+Environment.swift

@@ -0,0 +1,20 @@
+//
+//  BuildConfig+Environment.swift
+//  BuildConfigSwiftDemo
+//
+//  Created by 417.72KI on 2023/10/09.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import SwiftUI
+
+struct BuildConfigKey: EnvironmentKey {
+    static let defaultValue = BuildConfig.default
+}
+
+extension EnvironmentValues {
+    var buildConfig: BuildConfig {
+        get { self[BuildConfigKey.self] }
+        set { self[BuildConfigKey.self] = newValue }
+    }
+}

Demo/BuildConfigSwiftDemo/Sources/main.swift

@@ -0,0 +1,15 @@
+//
+//  main.swift
+//  BuildConfigSwiftDemo
+//
+//  Created by 417.72KI on 2023/10/09.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import SwiftUI
+
+if let clazz = NSClassFromString("FakeApp") as? any App.Type {
+    clazz.main()
+} else {
+    DemoApp.main()
+}

Demo/BuildConfigSwiftDemoTests/APIClientTests.swift

@@ -0,0 +1,64 @@
+//
+//  APIClientTests.swift
+//  BuildConfigSwiftDemoTests
+//
+//  Created by 417.72KI on 2023/10/05.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import XCTest
+import StubNetworkKit
+
+@testable import BuildConfigSwiftDemo
+
+final class APIClientTests: XCTestCase {
+    var config = BuildConfig.fake.api
+
+    var apiClient: APIClient!
+
+    override func setUpWithError() throws {
+        apiClient = APIClient(config: config,
+                              session: defaultStubSession)
+    }
+
+    override func tearDownWithError() throws {
+        clearStubs()
+    }
+
+    func testLogin() async throws {
+        stub { 
+            Scheme.is("https")
+            Host.is("localhost")
+            Path.is("/login")
+            Method.isPost()
+            Body.isJson(["id": "john_doe", "password": "password"])
+        }.responseJson(["access_token": "foo", "refresh_token": "bar"])
+
+        let response = try await apiClient.login(id: "john_doe",
+                                                 password: "password")
+        XCTAssertEqual("foo", response.accessToken)
+        XCTAssertEqual("bar", response.refreshToken)
+    }
+
+    @available(iOS 16.0, *)
+    func testSearch() async throws {
+        stub {
+            Scheme.is("https")
+            Host.is("localhost")
+            Path.is("/search")
+            Method.isGet()
+            QueryParams.contains(["text": "寿限無"])
+        }.responseJson([
+            "items": [
+                ["name": "foo"],
+                ["name": "bar"],
+                ["name": "baz"],
+            ]
+        ])
+
+        let response = try await apiClient.search("寿限無")
+        XCTAssertEqual(3, response.items.count)
+        XCTAssertEqual("foo", response.items.first?.name)
+        XCTAssertEqual("baz", response.items.last?.name)
+    }
+}

Demo/BuildConfigSwiftDemoTests/BuildConfigSwiftDemoTests.swift

@@ -12,26 +12,19 @@ import XCTest
 final class BuildConfigTests: XCTestCase {
     func testDefault() {
         let buildConfig = BuildConfig.default
-        XCTAssertEqual(1, buildConfig.apiVersion)
-        XCTAssertEqual("develop", buildConfig.environment)
-        XCTAssertFalse(buildConfig.isDebug)
+        XCTAssertEqual(1, buildConfig.api.version)
+        XCTAssertEqual("api-dev.example.com", buildConfig.api.host)
+        XCTAssertEqual("debug", buildConfig.environment)
+        XCTAssertTrue(buildConfig.isDebug)
         XCTAssertEqual(3.14, buildConfig.pi, accuracy: 0.01)
     }
 
-    func testLoad() {
-        let buildConfig = BuildConfig.load(
-            from: #"""
-            {
-                "api_version": 100, 
-                "environment": "staging",
-                "is_debug": true,
-                "pi": 3.14
-            }
-            """#.data(using: .utf8)!
-        )
-        XCTAssertEqual(100, buildConfig.apiVersion)
+    func testLoad() throws {
+        let buildConfig = BuildConfig.fake
+        XCTAssertEqual(100, buildConfig.api.version)
+        XCTAssertEqual("localhost", buildConfig.api.host)
         XCTAssertEqual("staging", buildConfig.environment)
-        XCTAssertTrue(buildConfig.isDebug)
+        XCTAssertFalse(buildConfig.isDebug)
         XCTAssertEqual(3.14, buildConfig.pi, accuracy: 0.01)
     }
 }

Demo/BuildConfigSwiftDemoTests/FakeApp.swift

@@ -0,0 +1,25 @@
+//
+//  FakeApp.swift
+//  BuildConfigSwiftDemoTests
+//
+//  Created by 417.72KI on 2023/10/09.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import SwiftUI
+
+@objc(FakeApp)
+final class FakeApp: NSObject, App {
+    override init() { super.init() }
+
+    var body: some Scene {
+        WindowGroup {
+            Text("This is a fake app.")
+                .foregroundStyle(Color.white)
+                .frame(maxWidth: .infinity, maxHeight: .infinity)
+                .background {
+                    Color.black
+                }
+        }
+    }
+}

Demo/BuildConfigSwiftDemoTests/TestHelper.swift

@@ -0,0 +1,30 @@
+//
+//  TestHelper.swift
+//  BuildConfigSwiftDemoTests
+//
+//  Created by 417.72KI on 2023/10/05.
+//  Copyright © 2023 417.72KI. All rights reserved.
+//
+
+import Foundation
+@testable import BuildConfigSwiftDemo
+
+final class TestHelper {
+    private init() {}
+}
+
+extension TestHelper {
+    static var bundle: Bundle { Bundle(for: self.self) }
+}
+
+extension TestHelper {
+    static func path(forResource name: String, ofType ext: String) -> String? {
+        bundle.path(forResource: name, ofType: ext)
+    }
+}
+
+extension BuildConfig {
+    static var fake: Self {
+        .load(from: TestHelper.path(forResource: "test_config", ofType: "json")!)
+    }
+}

Demo/BuildConfigSwiftDemoTests/test_config.json

@@ -0,0 +1,23 @@
+{
+    "api": {
+        "version": 100,
+        "host": "localhost",
+        "endpoint": {
+            "login": {
+                "path": "/login",
+                "method": "POST"
+            },
+            "profile": {
+                "path": "/profile",
+                "method": "GET"
+            },
+            "search": {
+                "path": "/search",
+                "method": "GET"
+            }
+        }
+    },
+    "environment": "staging",
+    "is_debug": false,
+    "pi": 3.14
+}