public void getRealNumber_should_return_the_absolute_number()
{
// Given
SUT = new AbsoluteNumber(new RealNumber(-2));
// When
var result = SUT.GetRealNumber();
// Then
Assert.AreEqual(2, result.Value);
}
public void constructor_should_set_number()
{
// Given
var nbr = new Variable("a", new RealNumber(1));
// When
SUT = new AbsoluteNumber(nbr);
// Then
Assert.AreSame(nbr, SUT.InnerValue);
}
public void regenerate_should_regenerate_the_number()
{
// Given
var nbr = new Mock<Number>();
SUT = new AbsoluteNumber(nbr.Object);
// When
SUT.Regenerate();
// Then
nbr.Verify(x => x.Regenerate());
}
public void Teardown()
{
SUT = null;
}
public void Setup()
{
SUT = new AbsoluteNumber(new RealNumber(1));
}
public void constructor_should_throw_if_left_is_null()
{
var ex = Assert.Throws<ArgumentNullException>(() =>SUT= new AbsoluteNumber(null));
Assert.AreEqual("The number can't be null\r\nParameter name: nbr", ex.Message);
}