public void TestPercOf() { // Arrage var calc = new Calculator(); // Act var perc = calc.PercOf("10", "10"); var perc1 = calc.PercOf("0", "5"); var perc2 = calc.PercOf("1", "300"); // Assert Assert.AreEqual(1, perc); Assert.AreEqual(0, perc1); Assert.AreEqual(3, perc2); }