+ it('Verify average()', () => {
+ expect(average([])).toBe(0);
+ expect(average([0.08])).toBe(0.08);
+ expect(average([0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03])).toBe(3.1642857142857146);
+ expect(average([0.25, 4.75, 3.05, 6.04, 1.01, 2.02])).toBe(2.8533333333333335);
+ });
+