public void HandleGoing_Below_IntMinValue()
{
BoundaryExceededArgs raisedArgs = null;
Action <BoundaryExceededArgs> onErr = (args) => raisedArgs = args;
var sut = new RangedInt(int.MinValue + 1, int.MinValue, int.MaxValue, onErr);
sut -= 4;
Assert.AreEqual(int.MinValue, (int)sut.Value);
Assert.IsNotNull(raisedArgs.ImpossibleValue);
Assert.AreEqual("-2147483647 - 4 < int.MinValue", raisedArgs?.ImpossibleValue ?? 0);
}
public void EventRaisedWhen_LowerBoundaryExceeded()
{
BoundaryExceededArgs raisedArgs = null;
Action <BoundaryExceededArgs> onErr = (args) => raisedArgs = args;
var sut = new RangedInt(3, 2, 5, onErr);
sut -= 4;
Assert.AreEqual(sut.Value, sut.MinValue);
Assert.IsNotNull(raisedArgs.ImpossibleValue);
Assert.AreEqual(-1, raisedArgs?.ImpossibleValue ?? 0);
}
public void HandleGoing_Above_IntMaxValue_WithRangedInt()
{
BoundaryExceededArgs raisedArgs = null;
Action <BoundaryExceededArgs> onErr = (args) => raisedArgs = args;
var sut = new RangedInt(int.MaxValue - 1, 0, int.MaxValue, onErr);
var addFive = new RangedInt(5);
sut += addFive;
Assert.AreEqual(int.MaxValue, (int)sut.Value);
Assert.IsNotNull(raisedArgs.ImpossibleValue);
Assert.AreEqual("2147483646 + 5 > int.MaxValue", raisedArgs?.ImpossibleValue ?? 0);
}
public void HandleGoing_Above_IntMaxValue()
{
BoundaryExceededArgs raisedArgs = null;
Action <BoundaryExceededArgs> onErr = (args) => raisedArgs = args;
var sut = new RangedInt(int.MaxValue - 1, 0, int.MaxValue, onErr);
sut += 4;
// Assert.IsTrue(false, int.MaxValue.ToString()); // 2147483647
Assert.AreEqual(int.MaxValue, (int)sut.Value);
Assert.IsNotNull(raisedArgs.ImpossibleValue);
Assert.AreEqual("2147483646 + 4 > int.MaxValue", raisedArgs?.ImpossibleValue ?? 0);
}
