public void SubtractAffectingTwoRanges()
{
var ranges = new IndexRange[]
{
new IndexRange(0, 6),
new IndexRange(8, 10),
};
var otherRange = new IndexRange(4, 9);
var subtractedRanges = ranges.Subtract(otherRange);
Assert.Collection(subtractedRanges,
x => Assert.Equal(new IndexRange(0, 3), x),
x => Assert.Equal(new IndexRange(10, 10), x));
}
public void SubtractDividivingOneRange()
{
var ranges = new IndexRange[]
{
new IndexRange(1, 3),
new IndexRange(5, 10),
};
var otherRange = new IndexRange(6, 7);
var subtractedRanges = ranges.Subtract(otherRange);
Assert.Collection(subtractedRanges,
x => Assert.Equal(ranges[0], x),
x => Assert.Equal(new IndexRange(5, 5), x),
x => Assert.Equal(new IndexRange(8, 10), x));
}
