public void TestConversion()
{
string[] names = Enum.GetNames(typeof(ColorsWithFlag));
Assert.AreEqual("Red, Green, Blue, Yellow", String.Join(", ", names));
ColorsWithFlag color = (ColorsWithFlag)Enum.Parse(typeof(ColorsWithFlag), "Green");
//Values converted to Object will never be the same. Consider using AreEqual().
Assert.AreNotSame(ColorsWithFlag.Green, color);
Assert.AreEqual(ColorsWithFlag.Green, color);
ColorsWithFlag color2 = (ColorsWithFlag)Enum.Parse(typeof(ColorsWithFlag), "green", true);
Assert.AreEqual(ColorsWithFlag.Green, color2);
}
public void TestFlag()
{
//With Flag
ColorsWithFlag colorsWithFlag = (ColorsWithFlag)3;
Assert.AreEqual("Red, Green", colorsWithFlag.ToString());
//Without Flag
Colors colors = (Colors)3;
Assert.AreEqual("3", colors.ToString());
//Personally, I think below form is better presented than above
ColorsWithFlag colorsWithFlagCombined = ColorsWithFlag.Red | ColorsWithFlag.Green;
Assert.AreEqual(colorsWithFlagCombined, colorsWithFlag);
Colors colorsCombined = Colors.Red | Colors.Green;
Assert.AreEqual((Colors)3, colorsCombined);
Assert.AreEqual(ColorsWithFlag.Red, colorsWithFlagCombined & ColorsWithFlag.Red);
}
