Implemented the "getReviews(_: )" function for the iTunesService service in the iTunes library.

Libraries/iTunes/Kit/Services/iTunesService.swift

@@ -0,0 +1,43 @@
+//
+//  iTunesService.swift
+//  ReviewsiTunes
+//
+//  Created by Javier Cicchelli on 17/03/2024.
+//  Copyright © 2024 Röck+Cöde VoF. All rights reserved.
+//
+
+import Foundation
+import ReviewsFeedKit
+
+public actor iTunesService: Service {
+    
+    // MARK: Constants
+    public let configuration: ServiceConfiguration
+    public let decoder: JSONDecoder
+    public let session: URLSession
+    
+    // MARK: Properties
+    private lazy var getReviewsEndpoint: GetReviewsAPIEndpoint = {
+        .init(
+            host: configuration.host,
+            decoder: decoder,
+            session: session
+        )
+    }()
+    
+    // MARK: Initialisers
+    public init(configuration: ServiceConfiguration) {
+        self.configuration = configuration
+        self.decoder = configuration.decoder
+        self.session = .init(configuration: configuration.session)
+    }
+    
+    // MARK: Functions
+    @discardableResult public func getReviews(
+        _ input: GetReviewsInput
+    ) async throws -> GetReviewsOutput {
+        try await getReviewsEndpoint(input)
+    }
+    
+}
+

Libraries/iTunes/Test/Helpers/Extensions/Array+Reviews.swift

@@ -0,0 +1,58 @@
+//
+//  Array+Reviews.swift
+//  ReviewsiTunesTest
+//
+//  Created by Javier Cicchelli on 17/03/2024.
+//  Copyright © 2024 Röck+Cöde VoF. All rights reserved.
+//
+
+import ReviewsFeedKit
+
+extension Array where Element == Review {
+    
+    // MARK: Constants
+    static let empty: [Review] = []
+    
+    static let many: [Review] = [
+        .init(
+            id: 1,
+            author: "Some author name #1 goes here...",
+            title: "Some title #1 goes here...",
+            content: "Some content #1 goes here...",
+            rating: 1,
+            version: "Some version #1 goes here...",
+            updated: .init()
+        ),
+        .init(
+            id: 2,
+            author: "Some author name #2 goes here...",
+            title: "Some title #2 goes here...",
+            content: "Some content #2 goes here...",
+            rating: 5,
+            version: "Some version #2 goes here...",
+            updated: .init()
+        ),
+        .init(
+            id: 3,
+            author: "Some author name #3 goes here...",
+            title: "Some title #3 goes here...",
+            content: "Some content #3 goes here...",
+            rating: 3,
+            version: "Some version #3 goes here...",
+            updated: .init()
+        )
+    ]
+    
+    static let one: [Review] = [
+        .init(
+            id: 1,
+            author: "Some author name goes here...",
+            title: "Some title goes here...",
+            content: "Some content goes here...",
+            rating: 3,
+            version: "Some version goes here...",
+            updated: .init()
+        )
+    ]
+    
+}

Libraries/iTunes/Test/Tests/Endpoints/GetReviewsAPIEndpointTests.swift

@@ -47,7 +47,6 @@ final class GetReviewsAPIEndpointTests: XCTestCase {
         
         // THEN
         XCTAssertFalse(output.reviews.isEmpty)
-        XCTAssertEqual(output.reviews.count, reviews.count)
         XCTAssertEqual(output.reviews, reviews)
     }
     
@@ -70,7 +69,6 @@ final class GetReviewsAPIEndpointTests: XCTestCase {
         
         // THEN
         XCTAssertFalse(output.reviews.isEmpty)
-        XCTAssertEqual(output.reviews.count, reviews.count)
         XCTAssertEqual(output.reviews, reviews)
     }
     
@@ -93,7 +91,6 @@ final class GetReviewsAPIEndpointTests: XCTestCase {
         
         // THEN
         XCTAssertTrue(output.reviews.isEmpty)
-        XCTAssertEqual(output.reviews.count, reviews.count)
         XCTAssertEqual(output.reviews, reviews)
     }
     
@@ -162,53 +159,3 @@ final class GetReviewsAPIEndpointTests: XCTestCase {
     }
 
 }
-
-// MARK: - Array+Constants
-private extension Array where Element == Review {
-    
-    // MARK: Constants
-    static let empty: [Review] = []
-
-    static let many: [Review] = [
-        .init(
-            id: 1,
-            author: "Some author name #1 goes here...",
-            title: "Some title #1 goes here...",
-            content: "Some content #1 goes here...",
-            rating: 1,
-            version: "Some version #1 goes here...",
-            updated: .init()
-        ),
-        .init(
-            id: 2,
-            author: "Some author name #2 goes here...",
-            title: "Some title #2 goes here...",
-            content: "Some content #2 goes here...",
-            rating: 5,
-            version: "Some version #2 goes here...",
-            updated: .init()
-        ),
-        .init(
-            id: 3,
-            author: "Some author name #3 goes here...",
-            title: "Some title #3 goes here...",
-            content: "Some content #3 goes here...",
-            rating: 3,
-            version: "Some version #3 goes here...",
-            updated: .init()
-        )
-    ]
-    
-    static let one: [Review] = [
-        .init(
-            id: 1,
-            author: "Some author name goes here...",
-            title: "Some title goes here...",
-            content: "Some content goes here...",
-            rating: 3,
-            version: "Some version goes here...",
-            updated: .init()
-        )
-    ]
-    
-}

Libraries/iTunes/Test/Tests/Services/iTunesServiceTests.swift

@@ -0,0 +1,108 @@
+//
+//  iTunesServiceTests.swift
+//  ReviewsiTunesTest
+//
+//  Created by Javier Cicchelli on 17/03/2024.
+//  Copyright © 2024 Röck+Cöde VoF. All rights reserved.
+//
+
+import ReviewsFeedKit
+import ReviewsFoundationKit
+import XCTest
+
+@testable import ReviewsiTunesKit
+
+final class iTunesServiceTests: XCTestCase {
+    
+    // MARK: Properties
+    private var sut: iTunesService!
+    
+    // MARK: Setup
+    override func setUp() async throws {
+        sut = .init(configuration: .init(session: .mock))
+    }
+    
+    // MARK: Functions
+    func testGetReviews_whenResponseOK_withOneReview() async throws {
+        // GIVEN
+        let reviews: [Review] = .one
+        
+        MockURLProtocol.response = .init(
+            statusCode: 200,
+            object: Feed(entries: reviews)
+        )
+        
+        // WHEN
+        let output = try await sut.getReviews(.init(
+            appID: "1234567890",
+            countryCode: "abc"
+        ))
+        
+        // THEN
+        XCTAssertFalse(output.reviews.isEmpty)
+        XCTAssertEqual(output.reviews.count, reviews.count)
+        XCTAssertEqual(output.reviews, reviews)
+    }
+    
+    func testGetReviews_whenResponseOK_withManyReview() async throws {
+        // GIVEN
+        let reviews: [Review] = .many
+        
+        MockURLProtocol.response = .init(
+            statusCode: 200,
+            object: Feed(entries: reviews)
+        )
+        
+        // WHEN
+        let output = try await sut.getReviews(.init(
+            appID: "1234567890",
+            countryCode: "abc"
+        ))
+        
+        // THEN
+        XCTAssertFalse(output.reviews.isEmpty)
+        XCTAssertEqual(output.reviews.count, reviews.count)
+        XCTAssertEqual(output.reviews, reviews)
+    }
+    
+    func testGetReviews_whenResponseOK_withEmptyReview() async throws {
+        // GIVEN
+        let reviews: [Review] = .empty
+        
+        MockURLProtocol.response = .init(
+            statusCode: 200,
+            object: Feed(entries: reviews)
+        )
+        
+        // WHEN
+        let output = try await sut.getReviews(.init(
+            appID: "1234567890",
+            countryCode: "abc"
+        ))
+        
+        // THEN
+        XCTAssertTrue(output.reviews.isEmpty)
+        XCTAssertEqual(output.reviews, reviews)
+    }
+    
+    func testGetReviews_whenResponseNotOK() async throws {
+        // GIVEN
+        let statusCode = 404
+
+        MockURLProtocol.response = .init(statusCode: statusCode)
+        
+        // WHEN
+        // THEN
+        do {
+            try await sut.getReviews(.init(
+                appID: "1234567890",
+                countryCode: "abc"
+            ))
+        } catch EndpointError.requestFailed(statusCode: statusCode) {
+            XCTAssertTrue(true)
+        } catch {
+            XCTAssertTrue(false)
+        }
+    }
+    
+}