public void Subtract_When_200_201_Then_minus1()
{
VeryLong number1 = new VeryLong("200");
VeryLong number2 = new VeryLong("201");
Assert.AreEqual("-1", number1.Subtract(number2).ToString());
}
public void Subtract_WhenMinuendOrSubtrahendHaveDecimalPoint_ThenResultAlsoDecimalPoint3()
{
VeryLong number1 = new VeryLong("2");
VeryLong number2 = new VeryLong("1.001");
Assert.AreEqual("0.999", number1.Subtract(number2).ToString());
}
public void Subtract_When_200_1_Then_199()
{
VeryLong number1 = new VeryLong("200");
VeryLong number2 = new VeryLong("1");
Assert.AreEqual("199", number1.Subtract(number2).ToString());
}