Written test cases for the AmiiboServiceMockTests tests in the test target.

Tests/AmiiboService/Cases/Public/Services/AmiiboServiceMockTests.swift

@@ -0,0 +1,266 @@
+// ===----------------------------------------------------------------------===
+// 
+// This source file is part of the Amiibo Service open source project
+// 
+// Copyright (c) 2026 Röck+Cöde VoF. and the Amiibo Service project authors
+// Licensed under Apache license v2.0
+// 
+// See LICENSE for license information
+// See CONTRIBUTORS for the list of Amiibo Service project authors
+//
+// SPDX-License-Identifier: Apache-2.0
+// 
+// ===----------------------------------------------------------------------===
+
+import AmiiboService
+import Foundation
+import Testing
+
+@Suite("Amiibo Service [Mock]", .tags(.mock))
+struct AmiiboServiceMockTests {
+
+    // MARK: Get Amiibos tests
+    
+    @Test("returns empty amiibos when mock provides an empty list")
+    func getAmiibosEmpty() async throws {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(amiibos: []))
+        
+        // WHEN
+        let amiibos = try await service.getAmiibos()
+        
+        // THEN
+        #expect(amiibos.isEmpty)
+    }
+    
+    @Test("throws notFound when mock provides no amiibos")
+    func getAmiibosNotFound() async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient())
+        
+        // WHEN
+        // THEN
+        await #expect(throws: AmiiboServiceError.notFound) {
+            try await service.getAmiibos()
+        }
+    }
+    
+    @Test("throws error for amiibos when mock is configured with error", arguments: Errors.all)
+    func getAmiibosThrows(error: AmiiboServiceError) async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(error: error))
+        
+        // WHEN
+        // THEN
+        await #expect(throws: error) {
+            try await service.getAmiibos()
+        }
+    }
+    
+    // MARK: Get Amiibo Series tests
+    
+    @Test("returns empty amiibo series when mock provides an empty list")
+    func getAmiiboSeriesEmpty() async throws {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(amiiboSeries: []))
+        
+        // WHEN
+        let amiiboSeries = try await service.getAmiiboSeries()
+        
+        // THEN
+        #expect(amiiboSeries.isEmpty)
+    }
+    
+    @Test("throws notFound when mock provides no amiibo series")
+    func getAmiiboSeriesNotFound() async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient())
+        
+        // WHEN
+        // THEN
+        await #expect(throws: AmiiboServiceError.notFound) {
+            try await service.getAmiiboSeries()
+        }
+    }
+    
+    @Test("throws error for amiibo series when mock is configured with error", arguments: Errors.all)
+    func getAmiiboSeriesThrows(error: AmiiboServiceError) async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(error: error))
+        
+        // WHEN
+        // THEN
+        await #expect(throws: error) {
+            try await service.getAmiiboSeries()
+        }
+    }
+    
+    // MARK: Get Amiibo Types tests
+    
+    @Test("returns empty amiibo types when mock provides an empty list")
+    func getAmiiboTypesEmpty() async throws {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(amiiboTypes: []))
+        
+        // WHEN
+        let amiiboTypes = try await service.getAmiiboTypes()
+        
+        // THEN
+        #expect(amiiboTypes.isEmpty)
+    }
+    
+    @Test("throws notFound when mock provides no amiibo types")
+    func getAmiiboTypesNotFound() async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient())
+        
+        // WHEN
+        // THEN
+        await #expect(throws: AmiiboServiceError.notFound) {
+            try await service.getAmiiboTypes()
+        }
+    }
+    
+    @Test("throws error for amiibo types when mock is configured with error", arguments: Errors.all)
+    func getAmiiboTypesThrows(error: AmiiboServiceError) async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(error: error))
+        
+        // WHEN
+        // THEN
+        await #expect(throws: error) {
+            try await service.getAmiiboTypes()
+        }
+    }
+    
+    // MARK: Get Game Characters tests
+    
+    @Test("returns empty game characters when mock provides an empty list")
+    func getGameCharactersEmpty() async throws {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(gameCharacters: []))
+        
+        // WHEN
+        let gameCharacters = try await service.getGameCharacters()
+        
+        // THEN
+        #expect(gameCharacters.isEmpty)
+    }
+    
+    @Test("throws notFound when mock provides no game characters")
+    func getGameCharactersNotFound() async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient())
+        
+        // WHEN
+        // THEN
+        await #expect(throws: AmiiboServiceError.notFound) {
+            try await service.getGameCharacters()
+        }
+    }
+    
+    @Test("throws error for game characters when mock is configured with error", arguments: Errors.all)
+    func getGameCharactersThrows(error: AmiiboServiceError) async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(error: error))
+        
+        // WHEN
+        // THEN
+        await #expect(throws: error) {
+            try await service.getGameCharacters()
+        }
+    }
+    
+    // MARK: Get Game Series tests
+    
+    @Test("returns empty game series when mock provides an empty list")
+    func getGameSeriesEmpty() async throws {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(gameSeries: []))
+        
+        // WHEN
+        let gameSeries = try await service.getGameSeries()
+        
+        // THEN
+        #expect(gameSeries.isEmpty)
+    }
+    
+    @Test("throws notFound when mock provides no game series")
+    func getGameSeriesNotFound() async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient())
+        
+        // WHEN
+        // THEN
+        await #expect(throws: AmiiboServiceError.notFound) {
+            try await service.getGameSeries()
+        }
+    }
+    
+    @Test("throws error for game series when mock is configured with error", arguments: Errors.all)
+    func getGameSeriesThrows(error: AmiiboServiceError) async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(error: error))
+        
+        // WHEN
+        // THEN
+        await #expect(throws: error) {
+            try await service.getGameSeries()
+        }
+    }
+    
+    // MARK: Get Last Updated tests
+    
+    @Test("returns date when mock provides a last updated date")
+    func getLastUpdated() async throws {
+        // GIVEN
+        let expectedDate = Date(timeIntervalSince1970: 1_700_000_000)
+        let service = AmiiboService(client: AmiiboMockClient(lastUpdated: expectedDate))
+        
+        // WHEN
+        let lastUpdated = try await service.getLastUpdated()
+        
+        // THEN
+        #expect(lastUpdated == expectedDate)
+    }
+    
+    @Test("throws notFound when mock provides no last updated date")
+    func getLastUpdatedNotFound() async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient())
+        
+        // WHEN
+        // THEN
+        await #expect(throws: AmiiboServiceError.notFound) {
+            try await service.getLastUpdated()
+        }
+    }
+    
+    @Test("throws error for last updated when mock is configured with error", arguments: Errors.all)
+    func getLastUpdatedThrows(error: AmiiboServiceError) async {
+        // GIVEN
+        let service = AmiiboService(client: AmiiboMockClient(error: error))
+        
+        // WHEN
+        // THEN
+        await #expect(throws: error) {
+            try await service.getLastUpdated()
+        }
+    }
+    
+}
+
+// MARK: - Arguments
+
+private enum Errors {
+    /// All possible errors that can be thrown by the service.
+    static let all: [AmiiboServiceError] = [
+        .badRequest,
+        .cancelled,
+        .decoding,
+        .notAvailable,
+        .notFound,
+        .undocumented(500),
+        .unknown
+    ]
+}

Tests/AmiiboService/Helpers/Extensions/Tag+Customs.swift

@@ -21,4 +21,7 @@ extension Tag {
     /// Tag that indicates tests against a live backend service.
     @Tag static var live: Self
     
+    /// Tag that indicates tests using a mock client.
+    @Tag static var mock: Self
+    
 }