public void WhenMoreThanMax_ReturnsMax()
{
var value = new NumericComparableClass(10);
var result = value.ConstrainToRange(min, max);
Expect(result, EqualTo(max));
}
public void WhenLessThanMin_ReturnsMin()
{
var value = new NumericComparableClass(1);
var result = value.ConstrainToRange(min, max);
Expect(result, EqualTo(min));
}
public void WhenValueNull_ReturnsMin()
{
NumericComparableClass value = null;
var result = value.ConstrainToRange(min, max);
Expect(result, EqualTo(min));
}
public void WhenBetweenMinMax_ReturnsValue()
{
var value = new NumericComparableClass(5);
var result = value.ConstrainToRange(min, max);
Expect(result, EqualTo(new NumericComparableClass(5)));
}
public void GivenThrowException_WhenOutsideConstraints_Throws()
{
var value = new NumericComparableClass(1);
Assert.Throws <ConstraintException>(() => value.ConstrainToRange(min, max, true));
value = new NumericComparableClass(10);
Assert.Throws <ConstraintException>(() => value.ConstrainToRange(min, max, true));
value = null;
Assert.Throws <ConstraintException>(() => value.ConstrainToRange(min, max, true));
}
public void WhenMaxNull_Throws()
{
var value = new NumericComparableClass(5);
Assert.Throws <ArgumentNullException>(() => value.ConstrainToRange(min, null));
}
