private void CtorTestImplementation(
MultidimensionalCube <string, int> cube, ref int[] subdimensionsCountLimits,
ref int factoryCallsCount,
ref object[] lastFactoryCall,
string suffix,
int point,
int totalPointsCountLimit)
{
Assert.IsNotNull(cube);
Assert.AreEqual(subdimensionsCountLimits.Length, cube.DimensionsCount);
for (int d = 0; d < subdimensionsCountLimits.Length; d++)
{
int limit = subdimensionsCountLimits[d];
Assert.AreEqual(limit, cube.GetSubdimensionsCountLimit(d));
}
Assert.AreEqual(totalPointsCountLimit, cube.TotalPointsCountLimit);
string[] newPointVector = new string[] { $"A{suffix}", $"B{suffix}", $"C{suffix}", $"D{suffix}" };
MultidimensionalPointResult <int> result = cube.TryGetOrCreatePoint(newPointVector);
Assert.IsTrue(result.IsSuccess);
Assert.AreEqual(point, result.Point);
Util.AssertAreEqual(newPointVector, lastFactoryCall);
}
public void TryGetOrCreatePoint_PropagesUserException()
{
var cube = new MultidimensionalCube <string, int>(
(vector) => { if (vector[0].Equals("magic"))
{
return(42);
}
else
{
throw new InvalidOperationException("User Exception");
} },
10, 11, 12);
Assert.AreEqual(0, cube.TotalPointsCount);
Assert.ThrowsException <InvalidOperationException>(() => cube.TryGetOrCreatePoint("A", "B", "C"));
Assert.AreEqual(0, cube.TotalPointsCount);
Assert.IsFalse(cube.TryGetPoint("A", null, "B").IsSuccess);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & cube.TryGetPoint("A", null, "B").ResultCode));
Assert.AreEqual(0, cube.TotalPointsCount);
Assert.AreEqual(42, cube.TryGetOrCreatePoint("magic", "B", "C").Point);
Assert.AreEqual(42, cube.TryGetPoint("magic", "B", "C").Point);
Assert.AreEqual(1, cube.TotalPointsCount);
}
public void TryGetOrCreatePoint_RespectsTotalPointsCountLimit()
{
string[] lastFactoryCall = null;
var cube = new MultidimensionalCube <string, int>(
1000,
(vector) => { lastFactoryCall = vector; return(Int32.Parse(vector[0])); },
10000, 10000, 10000);
Assert.AreEqual(1000, cube.TotalPointsCountLimit);
MultidimensionalPointResult <int> result;
for (int p = 0; p < 1000; p++)
{
result = cube.TryGetPoint($"{p}", "foo", "bar");
Assert.IsFalse(result.IsSuccess);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(0, result.Point);
Assert.AreEqual(p, cube.TotalPointsCount);
Util.AssertAreEqual(p == 0 ? null : new string[] { $"{p - 1}", "foo", "bar" }, lastFactoryCall);
result = cube.TryGetOrCreatePoint($"{p}", "foo", "bar");
Assert.IsTrue(result.IsSuccess);
Assert.IsTrue(result.IsPointCreatedNew);
Assert.AreEqual(p, result.Point);
Assert.AreEqual(p + 1, cube.TotalPointsCount);
Util.AssertAreEqual(new string[] { $"{p}", "foo", "bar" }, lastFactoryCall);
result = cube.TryGetPoint($"{p}", "foo", "bar");
Assert.IsTrue(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(p, result.Point);
Assert.AreEqual(p + 1, cube.TotalPointsCount);
Util.AssertAreEqual(new string[] { $"{p}", "foo", "bar" }, lastFactoryCall);
}
result = cube.TryGetOrCreatePoint($"{1000}", "foo", "bar");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (result.ResultCode & MultidimensionalPointResultCodes.Failure_TotalPointsCountLimitReached));
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(1000, cube.TotalPointsCount);
Util.AssertAreEqual(new string[] { $"999", "foo", "bar" }, lastFactoryCall);
result = cube.TryGetPoint($"{1000}", "foo", "bar");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(0, result.FailureCoordinateIndex);
Assert.AreEqual(1000, cube.TotalPointsCount);
Util.AssertAreEqual(new string[] { $"999", "foo", "bar" }, lastFactoryCall);
}
public void TryGetOrCreatePoint_NullParameters()
{
var cube = new MultidimensionalCube <string, int>(
(vector) => 0,
10, 11, 12);
Assert.AreEqual(0, cube.TotalPointsCount);
Assert.ThrowsException <ArgumentNullException>(() => cube.TryGetOrCreatePoint("A", null, "B"));
Assert.ThrowsException <ArgumentNullException>(() => cube.TryGetPoint(null, "B", "B"));
Assert.IsFalse(cube.TryGetPoint("A", null, "B").IsSuccess);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & cube.TryGetPoint("A", null, "B").ResultCode));
Assert.ThrowsException <ArgumentNullException>(() => cube.TryGetOrCreatePoint(null));
Assert.ThrowsException <ArgumentNullException>(() => cube.TryGetPoint(null));
Assert.AreEqual(0, cube.TotalPointsCount);
}
public void GetAllPoints()
{
var cube = new MultidimensionalCube <string, int>(
1000,
(vector) => Int32.Parse(vector[0]),
10000, 10000, 10000);
cube.TryGetOrCreatePoint("1", "2", "3");
cube.TryGetOrCreatePoint("10", "20", "30");
cube.TryGetOrCreatePoint("45", "12", "-8");
cube.TryGetOrCreatePoint("10", "20", "30");
cube.TryGetOrCreatePoint("1", "5", "3");
cube.TryGetOrCreatePoint("1", "2", "4");
cube.TryGetOrCreatePoint("-6", "14", "132");
Assert.AreEqual(6, cube.TotalPointsCount);
IReadOnlyCollection <KeyValuePair <string[], int> > allPoints1 = cube.GetAllPoints();
var allPoints2 = new Dictionary <string[], int>(new ArrayEqualityComparer <string[]>());
cube.GetAllPoints(allPoints2);
Assert.AreEqual(cube.TotalPointsCount, allPoints1.Count);
Assert.AreEqual(cube.TotalPointsCount, allPoints2.Count);
Action <IReadOnlyCollection <KeyValuePair <string[], int> >, IDictionary <string[], int>, string[], int> AssertContains =
(points1, points2, expectedVector, expectedPoint) =>
{
Assert.AreEqual(1, points1.Where((p) => Util.AreEqual(expectedVector, p.Key)).Count());
Assert.AreEqual(expectedPoint, points1.First((p) => Util.AreEqual(expectedVector, p.Key)).Value);
Assert.IsTrue(points2.ContainsKey(expectedVector));
Assert.AreEqual(expectedPoint, points2[expectedVector]);
};
AssertContains(allPoints1, allPoints2, new string[] { "1", "2", "3" }, 1);
AssertContains(allPoints1, allPoints2, new string[] { "10", "20", "30" }, 10);
AssertContains(allPoints1, allPoints2, new string[] { "45", "12", "-8" }, 45);
AssertContains(allPoints1, allPoints2, new string[] { "1", "5", "3" }, 1);
AssertContains(allPoints1, allPoints2, new string[] { "1", "2", "4" }, 1);
AssertContains(allPoints1, allPoints2, new string[] { "-6", "14", "132" }, -6);
}
public void TryGetOrCreatePoint_IncorrectDimsDetected()
{
var cube = new MultidimensionalCube <string, int>(
(vector) => 0,
10, 11, 12);
Assert.AreEqual(0, cube.TotalPointsCount);
Assert.ThrowsException <ArgumentException>(() => cube.TryGetOrCreatePoint("A", "B"));
Assert.ThrowsException <ArgumentException>(() => cube.TryGetPoint("A", "B"));
Assert.ThrowsException <ArgumentException>(() => cube.TryGetOrCreatePoint("A", "B", "C", "D"));
Assert.ThrowsException <ArgumentException>(() => cube.TryGetPoint("A", "B", "C", "D"));
Assert.AreEqual(0, cube.TotalPointsCount);
Assert.IsTrue(cube.TryGetOrCreatePoint("A", "B", "C1").IsSuccess);
Assert.IsTrue(cube.TryGetPoint("A", "B", "C1").IsSuccess);
Assert.IsFalse(cube.TryGetPoint("A", "B", "C2").IsSuccess);
Assert.AreEqual(1, cube.TotalPointsCount);
}
public void Ctors()
{
int[] subdimensionsCountLimits = new int[] { 10, 11, 12, 13 };
int factoryCallsCount = 0;
object[] lastFactoryCall = null;
{
var cube = new MultidimensionalCube <string, int>(
(vector) => { Interlocked.Increment(ref factoryCallsCount); lastFactoryCall = vector; return(42); },
(IEnumerable <int>)subdimensionsCountLimits);
CtorTestImplementation(cube, ref subdimensionsCountLimits, ref factoryCallsCount, ref lastFactoryCall, "1", 42, Int32.MaxValue);
}
{
var cube = new MultidimensionalCube <string, int>(
(vector) => { Interlocked.Increment(ref factoryCallsCount); lastFactoryCall = vector; return(18); },
(int [])subdimensionsCountLimits);
CtorTestImplementation(cube, ref subdimensionsCountLimits, ref factoryCallsCount, ref lastFactoryCall, "2", 18, Int32.MaxValue);
}
{
var cube = new MultidimensionalCube <string, int>(
5,
(vector) => { Interlocked.Increment(ref factoryCallsCount); lastFactoryCall = vector; return(100); },
(IEnumerable <int>)subdimensionsCountLimits);
CtorTestImplementation(cube, ref subdimensionsCountLimits, ref factoryCallsCount, ref lastFactoryCall, "3", 100, 5);
}
{
var cube = new MultidimensionalCube <string, int>(
3,
(vector) => { Interlocked.Increment(ref factoryCallsCount); lastFactoryCall = vector; return(-6); },
(int[])subdimensionsCountLimits);
CtorTestImplementation(cube, ref subdimensionsCountLimits, ref factoryCallsCount, ref lastFactoryCall, "4", -6, 3);
}
}
public void TryGetOrCreatePointAsync()
{
int factoryCallsCount = 0;
DateTimeOffset baseTS = DateTimeOffset.Now;
var cube = new MultidimensionalCube <string, int>(
(vector) =>
{
Interlocked.Increment(ref factoryCallsCount);
long delayMillis = Int32.Parse(vector[1]);
long passed = (long)(DateTimeOffset.Now - baseTS).TotalMilliseconds;
//Trace.WriteLine(passed);
if (passed < delayMillis)
{
throw new ApplicationException($"delayMillis was {delayMillis}, but only {passed} millis passed.");
}
//else
//{
// throw new InvalidOperationException($"Test issue: Bad timing. delayMillis was {delayMillis}, but {passed} millis passed.");
//}
return(Int32.Parse(vector[0]));
},
10000, 10000, 10000);
MultidimensionalPointResult <int> result;
// Warmup:
try
{
baseTS = DateTimeOffset.Now;
result = cube.TryGetOrCreatePointAsync(
TimeSpan.FromMilliseconds(2),
TimeSpan.FromMilliseconds(7),
CancellationToken.None,
"7", "50000", "foo")
.GetAwaiter().GetResult();
Assert.Fail("An ApplicationException was expected to escape.");
}
catch (ApplicationException)
{
}
// Now we expect the timing to appox work:
try
{
//Trace.WriteLine("--------");
factoryCallsCount = 0;
baseTS = DateTimeOffset.Now;
result = cube.TryGetOrCreatePointAsync(
TimeSpan.FromMilliseconds(2),
TimeSpan.FromMilliseconds(7),
CancellationToken.None,
"7", "500", "foo")
.GetAwaiter().GetResult();
Assert.Fail("An ApplicationException was expected to escape.");
}
catch (ApplicationException)
{
}
Assert.AreEqual(3, factoryCallsCount, "Timing dependent. Might sometimes fail.");
//Trace.WriteLine("--------");
factoryCallsCount = 0;
baseTS = DateTimeOffset.Now;
result = cube.TryGetOrCreatePointAsync(
TimeSpan.FromMilliseconds(100),
TimeSpan.FromMilliseconds(1000),
CancellationToken.None,
"7", "500", "foo")
.GetAwaiter().GetResult();
Assert.AreEqual(7, factoryCallsCount, "Timing dependent. Might sometimes fail.");
}
public void TryGetOrCreatePoint_GetsAndCreates()
{
var cube = new MultidimensionalCube <string, int>(
1000,
(vector) => Int32.Parse(vector[0]),
10000, 10000, 10000);
MultidimensionalPointResult <int> result;
Assert.AreEqual(0, cube.TotalPointsCount);
result = cube.TryGetPoint("1", "1", "1");
Assert.IsFalse(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(0, result.FailureCoordinateIndex);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(0, result.Point);
Assert.AreEqual(0, cube.TotalPointsCount);
result = cube.TryGetOrCreatePoint("1", "1", "1");
Assert.IsTrue(result.IsSuccess);
Assert.IsTrue(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_NewPointCreated, result.ResultCode);
Assert.AreEqual(1, result.Point);
Assert.AreEqual(1, cube.TotalPointsCount);
result = cube.TryGetOrCreatePoint("1", "1", "1");
Assert.IsTrue(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_ExistingPointRetrieved, result.ResultCode);
Assert.AreEqual(1, result.Point);
Assert.AreEqual(1, cube.TotalPointsCount);
result = cube.TryGetPoint("1", "1", "1");
Assert.IsTrue(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_ExistingPointRetrieved, result.ResultCode);
Assert.AreEqual(1, result.Point);
Assert.AreEqual(1, cube.TotalPointsCount);
result = cube.TryGetPoint("1", "1", "7");
Assert.IsFalse(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(2, result.FailureCoordinateIndex);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(0, result.Point);
Assert.AreEqual(1, cube.TotalPointsCount);
result = cube.TryGetOrCreatePoint("1", "1", "7");
Assert.IsTrue(result.IsSuccess);
Assert.IsTrue(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_NewPointCreated, result.ResultCode);
Assert.AreEqual(1, result.Point);
Assert.AreEqual(2, cube.TotalPointsCount);
result = cube.TryGetOrCreatePoint("1", "1", "7");
Assert.IsTrue(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_ExistingPointRetrieved, result.ResultCode);
Assert.AreEqual(1, result.Point);
Assert.AreEqual(2, cube.TotalPointsCount);
result = cube.TryGetPoint("1", "1", "7");
Assert.IsTrue(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_ExistingPointRetrieved, result.ResultCode);
Assert.AreEqual(1, result.Point);
Assert.AreEqual(2, cube.TotalPointsCount);
result = cube.TryGetPoint("2", "1", "7");
Assert.IsFalse(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(0, result.FailureCoordinateIndex);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(0, result.Point);
Assert.AreEqual(2, cube.TotalPointsCount);
result = cube.TryGetOrCreatePoint("2", "1", "7");
Assert.IsTrue(result.IsSuccess);
Assert.IsTrue(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_NewPointCreated, result.ResultCode);
Assert.AreEqual(2, result.Point);
Assert.AreEqual(3, cube.TotalPointsCount);
result = cube.TryGetOrCreatePoint("2", "1", "7");
Assert.IsTrue(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_ExistingPointRetrieved, result.ResultCode);
Assert.AreEqual(2, result.Point);
Assert.AreEqual(3, cube.TotalPointsCount);
result = cube.TryGetPoint("2", "1", "7");
Assert.IsTrue(result.IsSuccess);
Assert.IsFalse(result.IsPointCreatedNew);
Assert.AreEqual(-1, result.FailureCoordinateIndex);
Assert.AreEqual(MultidimensionalPointResultCodes.Success_ExistingPointRetrieved, result.ResultCode);
Assert.AreEqual(2, result.Point);
Assert.AreEqual(3, cube.TotalPointsCount);
}
public void TryGetOrCreatePoint_RespectsSubdimensionsCountLimits()
{
int[] subdimensionsCountLimits = new int[] { 3, 5, 4 };
var cube = new MultidimensionalCube <string, int>(
(vector) => { return(Int32.Parse(vector[0])); },
(IEnumerable <int>)subdimensionsCountLimits);
MultidimensionalPointResult <int> result;
for (int d1 = 0; d1 < subdimensionsCountLimits[0]; d1++)
{
for (int d2 = 0; d2 < subdimensionsCountLimits[1]; d2++)
{
for (int d3 = 0; d3 < subdimensionsCountLimits[2]; d3++)
{
result = cube.TryGetPoint($"{d1 * 10}", $"{d2}", $"{d3}");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(
d3 + d2 * subdimensionsCountLimits[2] + d1 * subdimensionsCountLimits[1] * subdimensionsCountLimits[2],
cube.TotalPointsCount,
$"d3 = {d3}; d2 = {d2}; d1 = {d1}");
result = cube.TryGetOrCreatePoint($"{d1 * 10}", $"{d2}", $"{d3}");
Assert.IsTrue(result.IsSuccess);
Assert.AreEqual(d1 * 10, result.Point);
Assert.AreEqual(
1 + d3 + d2 * subdimensionsCountLimits[2] + d1 * subdimensionsCountLimits[1] * subdimensionsCountLimits[2],
cube.TotalPointsCount,
$"d3 = {d3}; d2 = {d2}; d1 = {d1}");
result = cube.TryGetPoint($"{d1 * 10}", $"{d2}", $"{d3}");
Assert.IsTrue(result.IsSuccess);
Assert.AreEqual(d1 * 10, result.Point);
Assert.AreEqual(
1 + d3 + d2 * subdimensionsCountLimits[2] + d1 * subdimensionsCountLimits[1] * subdimensionsCountLimits[2],
cube.TotalPointsCount,
$"d3 = {d3}; d2 = {d2}; d1 = {d1}");
}
result = cube.TryGetOrCreatePoint($"{d1 * 10}", $"{d2}", $"{subdimensionsCountLimits[2]}");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (result.ResultCode & MultidimensionalPointResultCodes.Failure_SubdimensionsCountLimitReached));
Assert.AreEqual(2, result.FailureCoordinateIndex);
result = cube.TryGetPoint($"{d1 * 10}", $"{d2}", $"{subdimensionsCountLimits[2]}");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(2, result.FailureCoordinateIndex);
}
result = cube.TryGetOrCreatePoint($"{d1 * 10}", $"{subdimensionsCountLimits[1]}", $"{subdimensionsCountLimits[2]}");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (result.ResultCode & MultidimensionalPointResultCodes.Failure_SubdimensionsCountLimitReached));
Assert.AreEqual(1, result.FailureCoordinateIndex);
result = cube.TryGetPoint($"{d1 * 10}", $"{subdimensionsCountLimits[1]}", $"{subdimensionsCountLimits[2]}");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(1, result.FailureCoordinateIndex);
}
result = cube.TryGetOrCreatePoint($"{subdimensionsCountLimits[0] * 10}", $"{subdimensionsCountLimits[1]}", $"{subdimensionsCountLimits[2]}");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (result.ResultCode & MultidimensionalPointResultCodes.Failure_SubdimensionsCountLimitReached));
Assert.AreEqual(0, result.FailureCoordinateIndex);
result = cube.TryGetPoint($"{subdimensionsCountLimits[0] * 10}", $"{subdimensionsCountLimits[1]}", $"{subdimensionsCountLimits[2]}");
Assert.IsFalse(result.IsSuccess);
Assert.AreEqual(0, result.Point);
Assert.IsTrue(0 != (MultidimensionalPointResultCodes.Failure_PointDoesNotExistCreationNotRequested & result.ResultCode));
Assert.AreEqual(0, result.FailureCoordinateIndex);
}
public MultidimensionalCubeDimension(MultidimensionalCube <TDimensionValue, TPoint> ownerCube, int subdimensionsCountLimit, bool isLastDimensionLevel)
{
_ownerCube = ownerCube;
_subdimensionsCountLimit = subdimensionsCountLimit;
_isLastDimensionLevel = isLastDimensionLevel;
}