[js][bonus-03_extract_class] Split DailyBonus tests

Author: rgomezcasas

examples/js/js-bonus-03_extract_class/tests/DailyBonusPointsCalculator.test.js

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+import {NormalUserDailyBonusPointsCalculator} from "../src/NormalUserDailyBonusPointsCalculator";
+
+describe('NormalUserDailyBonusPointsCalculator should', () => {
+    it('Calculate points for a normal user on its first day', () => {
+        const calculator = new NormalUserDailyBonusPointsCalculator();
+        
+        expect(calculator.calculate(1)).toBe(10);
+    });
+    
+    it('Calculate points for a normal user on its second consecutive week', () => {
+        const calculator = new NormalUserDailyBonusPointsCalculator();
+        
+        expect(calculator.calculate(14)).toBe(140);
+    });
+});

examples/js/js-bonus-03_extract_class/tests/NormalUserDailyBonusPointsCalculator.test.js

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+import {PremiumUserDailyBonusPointsCalculator} from "../src/PremiumUserDailyBonusPointsCalculator";
+
+describe('PremiumUserDailyBonusPointsCalculator should', () => {
+    it('Calculate points for a premium user on its first day', () => {
+        const calculator = new PremiumUserDailyBonusPointsCalculator();
+        
+        expect(calculator.calculate(1)).toBe(20);
+    });
+    
+    it('Calculate points for a premium user on its second consecutive week', () => {
+        const calculator = new PremiumUserDailyBonusPointsCalculator();
+        
+        expect(calculator.calculate(14)).toBe(630);
+    });
+});