Implemented the GetItemsEndpoint endpoint.

Libraries/Sources/APIService/Endpoints/GetItemsEndpoint.swift

@@ -0,0 +1,42 @@
+//
+//  GetItemsEndpoint.swift
+//  APIService
+//
+//  Created by Javier Cicchelli on 04/12/2022.
+//  Copyright © 2022 Röck+Cöde. All rights reserved.
+//
+
+struct GetItemsEndpoint: Endpoint {
+    let path: String
+    let method: RequestMethod
+    let credentials: BasicCredentials
+    let headers: [String : String]
+    let body: [String : String]?
+}
+
+// MARK: - Initialisers
+
+extension GetItemsEndpoint {
+    init(
+        itemId: String,
+        username: String,
+        password: String
+    ) {
+        self.path = .init(format: .Formats.itemsWithId, itemId)
+        self.method = .get
+        self.credentials = .init(
+            username: username,
+            password: password
+        )
+        self.headers = [.Header.Keys.contentType: .Header.Values.contentTypeJSON]
+        self.body = nil
+    }
+}
+
+// MARK: - String+Formats
+
+private extension String {
+    enum Formats {
+        static let itemsWithId = "/items/%@"
+    }
+}

Libraries/Tests/APIServiceTests/Cases/Endpoints/GetItemsEndpoint+InitTests.swift

@@ -0,0 +1,74 @@
+//
+//  GetItemsEndpoint+InitTests.swift
+//  APIServiceTests
+//
+//  Created by Javier Cicchelli on 04/12/2022.
+//  Copyright © 2022 Röck+Cöde. All rights reserved.
+//
+
+import XCTest
+import Foundation
+
+@testable import APIService
+
+final class GetItemsEndpointInitTests: XCTestCase {
+
+    // MARK: Properties
+    
+    let itemId = UUID().uuidString
+    
+    var endpoint: GetItemsEndpoint!
+    var username: String!
+    var password: String!
+    
+    // MARK: Test cases
+    
+    func test_withProperUsernameAndPassword() throws {
+        // GIVEN
+        username = "username"
+        password = "password"
+        
+        // WHEN
+        endpoint = .init(
+            itemId: itemId,
+            username: username,
+            password: password
+        )
+        
+        // THEN
+        XCTAssertEqual(endpoint.scheme, .Schemes.http)
+        XCTAssertEqual(endpoint.host, .Hosts.default)
+        XCTAssertEqual(endpoint.path, "/items/" + itemId)
+        XCTAssertEqual(endpoint.method, .get)
+        XCTAssertEqual(endpoint.credentials.username, username)
+        XCTAssertEqual(endpoint.credentials.password, password)
+        XCTAssertEqual(endpoint.headers, [.Header.Keys.contentType: .Header.Values.contentTypeJSON])
+        XCTAssertEqual(endpoint.authorizationHeader, [.Header.Keys.authorization: "Basic dXNlcm5hbWU6cGFzc3dvcmQ="])
+        XCTAssertNil(endpoint.body)
+    }
+    
+    func test_withEmptyUsernameOrPassword() async throws {
+        // GIVEN
+        username = ""
+        password = "password"
+        
+        // WHEN
+        endpoint = .init(
+            itemId: itemId,
+            username: username,
+            password: password
+        )
+        
+        // THEN
+        XCTAssertEqual(endpoint.scheme, .Schemes.http)
+        XCTAssertEqual(endpoint.host, .Hosts.default)
+        XCTAssertEqual(endpoint.path, "/items/" + itemId)
+        XCTAssertEqual(endpoint.method, .get)
+        XCTAssertEqual(endpoint.credentials.username, username)
+        XCTAssertEqual(endpoint.credentials.password, password)
+        XCTAssertEqual(endpoint.headers, [.Header.Keys.contentType: .Header.Values.contentTypeJSON])
+        XCTAssertEqual(endpoint.authorizationHeader, [:])
+        XCTAssertNil(endpoint.body)
+    }
+
+}