--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/GeoQuizTests/GeoQuizTests.swift	Sat Nov 12 14:23:05 2022 +0100
@@ -0,0 +1,71 @@
+//
+//  GeoQuizTests.swift
+//  GeoQuizTests
+//
+//  Created by Dennis Concepción Martín on 12/11/22.
+//
+
+import XCTest
+@testable import GeoQuiz
+
+final class GeoQuizTests: XCTestCase {
+
+    override func setUpWithError() throws {
+        // Put setup code here. This method is called before the invocation of each test method in the class.
+    }
+
+    override func tearDownWithError() throws {
+        // Put teardown code here. This method is called after the invocation of each test method in the class.
+    }
+
+    func testExample() throws {
+        // This is an example of a functional test case.
+        // Use XCTAssert and related functions to verify your tests produce the correct results.
+        // Any test you write for XCTest can be annotated as throws and async.
+        // Mark your test throws to produce an unexpected failure when your test encounters an uncaught error.
+        // Mark your test async to allow awaiting for asynchronous code to complete. Check the results with assertions afterwards.
+    }
+
+    func testPerformanceExample() throws {
+        // This is an example of a performance test case.
+        measure {
+            // Put the code you want to measure the time of here.
+        }
+    }
+}
+
+final class CountryGameControllerTests: XCTestCase {
+    var game: CountryGameController!
+    
+    @MainActor override func setUpWithError() throws {
+        game = CountryGameController()
+    }
+
+    @MainActor func testAsk() throws {
+        for _ in game.data {
+            game.ask()
+            XCTAssertEqual(game.userChoices.count, 3)
+            XCTAssertEqual(Set(game.userChoices.keys).count, 3)
+        }
+        
+        XCTAssertEqual(game.dataAsked.count, game.data.count)
+    }
+}
+
+final class CityGameControllerTests: XCTestCase {
+    var game: CityGameController!
+    
+    @MainActor override func setUpWithError() throws {
+        game = CityGameController()
+    }
+
+    @MainActor func testAsk() throws {
+        for _ in game.data {
+            game.ask()
+            XCTAssertEqual(game.userChoices.count, 3)
+            XCTAssertEqual(Set(game.userChoices.keys).count, 3)
+        }
+        
+        XCTAssertEqual(game.dataAsked.count, game.data.count)
+    }
+}