public void DivideByZeroTest() { loginPage.LoginToPage(testUserName, testUserPw); calculatorPage.WaitForTitle(); calculatorPage.ClickButton(random.Next(0, 9)); calculatorPage.SelectOperation(Operation.Divide); calculatorPage.ClickButton(0); calculatorPage.ClickButton(Button.Equal); Assert.IsTrue(calculatorPage.AlertIsPresent()); if (calculatorPage.AlertIsPresent()) { Assert.AreEqual("Cannot divide by 0", driver.SwitchTo().Alert().Text); driver.SwitchTo().Alert().Dismiss(); } }