added player class

api/numberGame/Player.js

@@ -0,0 +1,21 @@
+class Player {
+  constructor(id, name) {
+    this.id = id;
+    this.name = name;
+    this.currentGuess = null,
+    this.totalScore = 0
+  } 
+
+  guess(num) {
+    this.currentGuess = num
+  }
+
+  getTotalScore() {
+    return this.totalScore
+  }
+  wonRound() {
+    this.totalScore++
+  }
+}
+
+module.exports = Player

api/tests/numberGame/Player.test.js

@@ -0,0 +1,27 @@
+const Player = require("../../numberGame/Player")
+
+describe('player', () => {
+  test('initiates with id, name, currentGuess (null) and totalScore (0)', () => {
+    const player = new Player('17326746', 'Bob') 
+    expect(player.id).toBe('17326746')
+    expect(player.name).toBe('Bob')
+    expect(player.currentGuess).toEqual(null)
+    expect(player.totalScore).toEqual(0)
+  }) 
+
+  test('guess() replaces the players guess', () => {
+    const player = new Player('17326746', 'Bob') 
+    player.guess(5)
+    expect(player.currentGuess).toBe(5)
+  })
+
+  test('getTotalScore returns total score', () => {
+    const player = new Player('17326746', 'Bob') 
+    expect(player.getTotalScore()).toBe(0)
+  })
+  test('wonRound adds 1 to total score', () => {
+    const player = new Player('17326746', 'Bob') 
+    player.wonRound()
+    expect(player.totalScore).toEqual(1)
+  })
+})