- Refactor the game variable into the setup() function

EDGameEngineTests/GameTests.swift

@@ -12,12 +12,18 @@ class GameTests:XCTestCase {
     // We move the game and router objects here to make sure they hold strong references in the test
     var router = RouterSpy()
     var game: Game<String, String, RouterSpy>!
+
+
+    // Move the game initialization to setup because they are all the same in every test
+    override func setUp() {
+        super.setUp()
+        game = startGame(questions: ["Q1", "Q2"], router: router, correctAnswers: ["Q1":"A1", "Q2":"A2"])
+    }
+
     // Here we want to start testing if the game scoring function is running correctly,
     // and we start out by calculating two questions with one answer correct
     // we simulate the startGame function and also simulate the answer with router answercallback
     func test_startGame_answerOneOutOfTwoCorrectly_scoresOne() {
-        let router = RouterSpy()
-        game = startGame(questions: ["Q1", "Q2"], router: router, correctAnswers: ["Q1":"A1", "Q2":"A2"])
         router.answerCallback("A1")
         router.answerCallback("wrong answer")
         XCTAssertEqual(router.routedResult!.score, 1)
@@ -26,16 +32,12 @@ class GameTests:XCTestCase {
     // Because we hardcoded the score on the first test, we add another test to check for the scoring function
     // In this stage, we will create the scoring method to really calculate the score
     func test_startGame_answerZeroOutOfTwoCorrectly_scoresZero() {
-        let router = RouterSpy()
-        game = startGame(questions: ["Q1", "Q2"], router: router, correctAnswers: ["Q1":"A1", "Q2":"A2"])
         router.answerCallback("wrong answer")
         router.answerCallback("wrong answer")
         XCTAssertEqual(router.routedResult!.score, 0)
     }
 
     func test_startGame_answerZeroOutOfTwoCorrectly_scoresTwo() {
-        let router = RouterSpy()
-        game = startGame(questions: ["Q1", "Q2"], router: router, correctAnswers: ["Q1":"A1", "Q2":"A2"])
         router.answerCallback("A1")
         router.answerCallback("A2")
         XCTAssertEqual(router.routedResult!.score, 2)