public void TestSubtractOfOverlappingRangeFromRight() /*throws Exception*/
{
IntervalSet s = IntervalSet.Of(10, 20);
IntervalSet s2 = IntervalSet.Of(15, 25);
string expecting = "10..14";
string result = (s.Subtract(s2)).ToString();
Assert.AreEqual(result, expecting);
IntervalSet s3 = IntervalSet.Of(20, 25);
expecting = "10..19";
result = (s.Subtract(s3)).ToString();
Assert.AreEqual(result, expecting);
}
public void TestSubtractOfOverlappingRangeFromLeft() /*throws Exception*/
{
IntervalSet s = IntervalSet.Of(10, 20);
IntervalSet s2 = IntervalSet.Of(5, 11);
string expecting = "12..20";
string result = (s.Subtract(s2)).ToString();
Assert.AreEqual(result, expecting);
IntervalSet s3 = IntervalSet.Of(5, 10);
expecting = "11..20";
result = (s.Subtract(s3)).ToString();
Assert.AreEqual(result, expecting);
}
public void TestSubtractOfRangeSpanningMultipleRanges() /*throws Exception*/
{
IntervalSet s = IntervalSet.Of(10, 20);
s.Add(30, 40);
s.Add(50, 60); // s has 3 ranges now: 10..20, 30..40, 50..60
IntervalSet s2 = IntervalSet.Of(5, 55); // covers one and touches 2nd range
string expecting = "56..60";
string result = (s.Subtract(s2)).ToString();
Assert.AreEqual(result, expecting);
IntervalSet s3 = IntervalSet.Of(15, 55); // touches both
expecting = "{10..14, 56..60}";
result = (s.Subtract(s3)).ToString();
Assert.AreEqual(result, expecting);
}
public void TestSubtractOfCompletelyCoveredRange() /*throws Exception*/
{
IntervalSet s = IntervalSet.Of(10, 20);
IntervalSet s2 = IntervalSet.Of(1, 25);
string expecting = "{}";
string result = (s.Subtract(s2)).ToString();
Assert.AreEqual(result, expecting);
}
public void TestSubtractOfCompletelyContainedRange() /*throws Exception*/
{
IntervalSet s = IntervalSet.Of(10, 20);
IntervalSet s2 = IntervalSet.Of(12, 15);
string expecting = "{10..11, 16..20}";
string result = (s.Subtract(s2)).ToString();
assertEquals(result, expecting);
}
public void TestSingleElementMinusDisjointSet() /*throws Exception*/
{
IntervalSet s = IntervalSet.Of(15, 15);
IntervalSet s2 = IntervalSet.Of(1, 5);
s2.Add(10, 20);
string expecting = "{}"; // 15 - {1..5, 10..20} = {}
string result = s.Subtract(s2).ToString();
Assert.AreEqual(result, expecting);
}
public void TestSubtractOfWackyRange() /*throws Exception*/
{
IntervalSet s = IntervalSet.Of(0, 113);
s.Add(115, 200);
IntervalSet s2 = IntervalSet.Of(0, 115);
s2.Add(117, 200);
string expecting = "116";
string result = (s.Subtract(s2)).ToString();
Assert.AreEqual(result, expecting);
}
public virtual void Remove(int a)
{
tokenTypeSet = (IntervalSet)tokenTypeSet.Subtract(IntervalSet.Of(a));
}
