public void ShouldEnterDataIntoFormFields()
{
driver.Url = xhtmlTestPage;
IWebElement element = driver.FindElement(By.XPath("//form[@name='someForm']/input[@id='username']"));
String originalValue = element.GetAttribute("value");
Assert.AreEqual(originalValue, "change");
element.Clear();
element.SendKeys("some text");
element = driver.FindElement(By.XPath("//form[@name='someForm']/input[@id='username']"));
String newFormValue = element.GetAttribute("value");
Assert.AreEqual(newFormValue, "some text");
}