public void RightOperand_ShouldThrowException_WhenInputInvalidMaxRightOperand()
{
Captcha captcha = new Captcha(1, 1, 1, 10);
Assert.Throws(typeof(InvalidRangeException),
delegate { captcha.GetRightOperand(); });
}
public void RightOperand_ShouldBeNINE_WhenInputIs9()
{
Captcha captcha = new Captcha(2, 1, 1, 9);
Assert.AreEqual("NINE", captcha.GetRightOperand());
}
public void RightOperand_ShouldBe2_WhenInputIs2()
{
Captcha captcha = new Captcha(1, 1, 1, 2);
Assert.AreEqual("2", captcha.GetRightOperand());
}
public void RightOperand_ShouldBe1_WhenInputIs1()
{
Captcha captcha = new Captcha(1, 1, 1, 1);
Assert.AreEqual("1", captcha.GetRightOperand());
}