public static void TestCreate()
{
var range1 = Range.Create(1, 2);
var range2 = Range.Create(2, 3);
var keyedRange1 = Range.Create(1, 2, "A");
var keyedRange2 = Range.Create(2, 3, "B");
DoesNotThrow(() => CompositeRange.Create <int>());
DoesNotThrow(() => CompositeRange.Create(range1));
DoesNotThrow(() => CompositeRange.Create(range1, range2));
DoesNotThrow(() => CompositeRange.Create(range1, range1));
DoesNotThrow(() => CompositeRange.Create(range2, range1));
Throws <ArgumentNullException>(() => CompositeRange.Create <int>(null));
DoesNotThrow(() => CompositeRange.Create <int, string>());
DoesNotThrow(() => CompositeRange.Create(keyedRange1));
DoesNotThrow(() => CompositeRange.Create(keyedRange1, keyedRange2));
DoesNotThrow(() => CompositeRange.Create(keyedRange1, keyedRange1));
DoesNotThrow(() => CompositeRange.Create(keyedRange2, keyedRange1));
Throws <ArgumentNullException>(() => CompositeRange.Create <int, string>(null));
AreEqual(new CompositeRange <int>(), CompositeRange <int> .Empty);
AreEqual(CompositeRange.Create <int>(), CompositeRange <int> .Empty);
AreEqual(CompositeRange.Create(Range <int> .Empty), CompositeRange <int> .Empty);
AreEqual(CompositeRange.Create(Range <int> .Empty, Range <int> .Empty), CompositeRange <int> .Empty);
AreEqual(CompositeRange.Create(Range <int> .Infinite), CompositeRange <int> .Infinite);
}
public static void TestCompositeRangeWithKeyProperties()
{
var range1A = Range.Create(1, 2, "A");
var range1B = Range.Create(1, 2, "B");
var range2C = Range.CreateExclusiveFrom(2, 3, "C");
var range3A = Range.Create(3, 4).WithKey("A");
var empty = Range <int> .Empty.WithKey((string)null);
var infinite = Range <int> .Infinite.WithKey((string)null);
var a = new CompositeRange <int, string>();
AreEqual(a, CompositeRange.Create(empty, empty));
AreEqual(a, new CompositeRange <int, string>());
AreEqual(a.SubRanges.Count, 0);
AreEqual(a.ContainingRange, Range <int> .Empty);
IsTrue(a.IsEmpty);
IsFalse(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = new CompositeRange <int, string>(infinite);
AreNotEqual(a, new CompositeRange <int, string>());
AreEqual(a, CompositeRange.Create(infinite));
AreNotEqual(a, CompositeRange.Create(infinite, infinite));
AreEqual(a.SubRanges.Count, 1);
AreEqual(a.ContainingRange, infinite.WithoutKey());
AreEqual(a.SubRanges[0], infinite);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = CompositeRange.Create(range1A);
AreNotEqual(a, new CompositeRange <int, string>());
AreNotEqual(a, new CompositeRange <int, string>(infinite));
AreNotEqual(a, CompositeRange.Create(range1A, range1A));
AreNotEqual(a, CompositeRange.Create(range1B));
AreEqual(a.SubRanges.Count, 1);
AreEqual(a.ContainingRange, range1A.WithoutKey());
AreEqual(a.SubRanges[0], range1A);
AreNotEqual(a.SubRanges[0], range1B);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = CompositeRange.Create(range1A, range1B);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range1B, range1A));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, range1A.WithoutKey());
AreEqual(a.SubRanges[0], range1A);
AreEqual(a.SubRanges[1], range1B);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsFalse(a.IsMerged);
a = CompositeRange.Create(range1A, range2C);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range2C, range1A));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, Range.Create(1, 3));
AreEqual(a.SubRanges[0], range1A);
AreEqual(a.SubRanges[1], range2C);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsFalse(a.IsMerged);
IsFalse(a.SubRanges[0].HasIntersection(a.SubRanges[1]));
IsTrue(a.SubRanges[0].To.GetComplementation() == a.SubRanges[1].From);
a = CompositeRange.Create(range1A, range3A);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range3A, range1A));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, Range.Create(1, 4));
AreEqual(a.SubRanges[0], range1A);
AreEqual(a.SubRanges[1], range3A);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
}
public static void TestCompositeRangeRangeProperties()
{
var range1 = Range.Create(1, 2);
var range2 = Range.CreateExclusiveFrom(2, 3);
var range3 = Range.Create(3, 4);
var empty = Range <int> .Empty;
var infinite = Range <int> .Infinite;
// ReSharper disable once ObjectCreationAsStatement
// ReSharper disable once AssignNullToNotNullAttribute
Throws <ArgumentNullException>(() => new CompositeRange <int>(null));
var a = new CompositeRange <int>();
AreEqual(a, CompositeRange <int> .Empty);
AreEqual(a, CompositeRange.Create(empty, empty));
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, new CompositeRange <int>());
AreEqual(a.SubRanges.Count, 0);
AreEqual(a.ContainingRange, empty);
IsTrue(a.IsEmpty);
IsFalse(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = new CompositeRange <int>(infinite);
AreNotEqual(a, CompositeRange <int> .Empty);
AreEqual(a, CompositeRange <int> .Infinite);
AreNotEqual(a, CompositeRange.Create(infinite, infinite));
AreEqual(a.SubRanges.Count, 1);
AreEqual(a.ContainingRange, infinite);
AreEqual(a.SubRanges[0], infinite);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = CompositeRange.Create(range1);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreNotEqual(a, CompositeRange.Create(range1, range1));
AreEqual(a.SubRanges.Count, 1);
AreEqual(a.ContainingRange, range1);
AreEqual(a.SubRanges[0], range1);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = CompositeRange.Create(range1, range1);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range1, range1));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, range1);
AreEqual(a.SubRanges[0], range1);
AreEqual(a.SubRanges[1], range1);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsFalse(a.IsMerged);
a = CompositeRange.Create(range1, range2);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range2, range1));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, Range.Create(1, 3));
AreEqual(a.SubRanges[0], range1);
AreEqual(a.SubRanges[1], range2);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsFalse(a.IsMerged);
IsFalse(a.SubRanges[0].HasIntersection(a.SubRanges[1]));
IsTrue(a.SubRanges[0].To.GetComplementation() == a.SubRanges[1].From);
a = CompositeRange.Create(range1, range3);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range3, range1));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, Range.Create(1, 4));
AreEqual(a.SubRanges[0], range1);
AreEqual(a.SubRanges[1], range3);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
}
public static void TestRangeProperties()
{
var range1 = Range.Create(1, 2);
var range2 = Range.CreateExclusiveFrom(2, 3);
var range3 = Range.Create(3, 4);
var empty = Range <int> .Empty;
var infinite = Range <int> .Infinite;
var a = new CompositeRange <int>();
AreEqual(a, CompositeRange <int> .Empty);
AreEqual(a, CompositeRange.Create(empty, empty));
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, new CompositeRange <int>());
AreEqual(a.SubRanges.Count, 0);
AreEqual(a.ContainingRange, empty);
IsTrue(a.IsEmpty);
IsFalse(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = new CompositeRange <int>(infinite);
AreNotEqual(a, CompositeRange <int> .Empty);
AreEqual(a, CompositeRange <int> .Infinite);
AreNotEqual(a, CompositeRange.Create(infinite, infinite));
AreEqual(a.SubRanges.Count, 1);
AreEqual(a.ContainingRange, infinite);
AreEqual(a.SubRanges[0], infinite);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = CompositeRange.Create(range1);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreNotEqual(a, CompositeRange.Create(range1, range1));
AreEqual(a.SubRanges.Count, 1);
AreEqual(a.ContainingRange, range1);
AreEqual(a.SubRanges[0], range1);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
a = CompositeRange.Create(range1, range1);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range1, range1));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, range1);
AreEqual(a.SubRanges[0], range1);
AreEqual(a.SubRanges[1], range1);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsFalse(a.IsMerged);
a = CompositeRange.Create(range1, range2);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range2, range1));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, Range.Create(1, 3));
AreEqual(a.SubRanges[0], range1);
AreEqual(a.SubRanges[1], range2);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsFalse(a.IsMerged);
IsFalse(a.SubRanges[0].HasIntersection(a.SubRanges[1]));
IsTrue(a.SubRanges[0].To.GetComplementation() == a.SubRanges[1].From);
a = CompositeRange.Create(range1, range3);
AreNotEqual(a, CompositeRange <int> .Empty);
AreNotEqual(a, CompositeRange <int> .Infinite);
AreEqual(a, CompositeRange.Create(range3, range1));
AreEqual(a.SubRanges.Count, 2);
AreEqual(a.ContainingRange, Range.Create(1, 4));
AreEqual(a.SubRanges[0], range1);
AreEqual(a.SubRanges[1], range3);
IsFalse(a.IsEmpty);
IsTrue(a.IsNotEmpty);
IsTrue(a.IsMerged);
}
public static void TestCompositeRangEqualsWithKeysSimple()
{
var seek = new Random().Next();
Console.WriteLine(
$"{MethodBase.GetCurrentMethod().Name}: Rnd seek: {seek} (use the seek to reproduce test results).");
var rnd = new Random(seek);
var range = new[]
{
Range.Create(1, 2, "A"),
Range.Create(1, 2, "B"),
Range.Create(1, 2, "C"),
Range.Create(1, 2, "B")
}.ToCompositeRange();
var rangeRandomReordered = new[]
{
Range.Create(1, 2, "A"),
Range.Create(1, 2, "B"),
Range.Create(1, 2, "C"),
Range.Create(1, 2, "B")
}.OrderBy(r => rnd.Next()).ToCompositeRange();
var rangeReordered = new[]
{
Range.Create(1, 2, "C"),
Range.Create(1, 2, "B"),
Range.Create(1, 2, "B"),
Range.Create(1, 2, "A")
}.ToCompositeRange();
var rangeOtherKeys = new[]
{
Range.Create(1, 2, "A"),
Range.Create(1, 2, "A"),
Range.Create(1, 2, "B"),
Range.Create(1, 2, "C")
}.ToCompositeRange();
var rangeLessKeys = CompositeRange.Create(
Range.Create(1, 2, "A"),
Range.Create(1, 2, "B"),
Range.Create(1, 2, "C"));
AreEqual(
range.ToString(),
"[1..2]: { 'A':[1..2]; 'B':[1..2]; 'C':[1..2]; 'B':[1..2] }");
AreEqual(
rangeReordered.ToString(),
"[1..2]: { 'C':[1..2]; 'B':[1..2]; 'B':[1..2]; 'A':[1..2] }");
AreEqual(
rangeOtherKeys.ToString(),
"[1..2]: { 'A':[1..2]; 'A':[1..2]; 'B':[1..2]; 'C':[1..2] }");
AreEqual(
rangeLessKeys.ToString(),
"[1..2]: { 'A':[1..2]; 'B':[1..2]; 'C':[1..2] }");
AreEqual(range, range);
AreEqual(rangeRandomReordered, rangeRandomReordered);
AreEqual(rangeReordered, rangeReordered);
AreEqual(rangeOtherKeys, rangeOtherKeys);
AreEqual(rangeLessKeys, rangeLessKeys);
AreEqual(range, rangeReordered);
AreEqual(range, rangeRandomReordered);
AreNotEqual(range, rangeOtherKeys);
AreNotEqual(range, rangeLessKeys);
AreEqual(rangeReordered, rangeRandomReordered);
}