OpenQA.Selenium.ExecutingJavascriptTest.ShouldBeAbleToCallFunctionsDefinedOnThePage C# (CSharp) Method

        public void ShouldBeAbleToCallFunctionsDefinedOnThePage()
        {
            if (!(driver is IJavaScriptExecutor))
                return;

            driver.Url = javascriptPage;
            ExecuteScript("displayMessage('I like cheese');");
            string text = driver.FindElement(By.Id("result")).Text;

            Assert.AreEqual("I like cheese", text.Trim());
        }