public void When_MultiplePointsAreGenerated_BestPointIsReturned()
{
var testCoordinate = new Coordinate(0, 0);
var tolerance = 0.05;
var checker = new SnapPointCandidateChecker(testCoordinate, tolerance);
var bestPoint = new Coordinate(tolerance / 4.0, 0);
var secondBestPoint = new Coordinate(tolerance / 3.0, 0);
var thirdBestPoint = new Coordinate(tolerance / 2.0, 0);
checker.ContainsBetterCandidate((c) => new[] {
bestPoint,
secondBestPoint,
thirdBestPoint
});
Assert.AreEqual(bestPoint, checker.BestSnapPoint);
}
public void When_UsingWithoutToleranceMethods_ToleranceIsIgnored()
{
var testCoordinate = new Coordinate(0, 0);
var tolerance = 0.05;
var checker = new SnapPointCandidateChecker(testCoordinate, tolerance);
var bestPoint = new Coordinate(tolerance * 1.1, 0);
var secondBestPoint = new Coordinate(tolerance * 1.2, 0);
var thirdBestPoint = new Coordinate(tolerance * 1.3, 0);
checker.ContainsBetterCandidateWithoutTolerance((c) => new[] {
bestPoint,
secondBestPoint,
thirdBestPoint
});
Assert.AreEqual(bestPoint, checker.BestSnapPoint);
Assert.AreNotEqual(secondBestPoint, checker.BestSnapPoint);
Assert.AreNotEqual(thirdBestPoint, checker.BestSnapPoint);
}
public void When_MultiplePointsAreGenerated_OnlyPointsWithinToleranceAreUsed()
{
var testCoordinate = new Coordinate(0, 0);
var tolerance = 0.05;
var checker = new SnapPointCandidateChecker(testCoordinate, tolerance);
var bestPoint = new Coordinate(tolerance * 1.1, 0);
var secondBestPoint = new Coordinate(tolerance * 1.2, 0);
var thirdBestPoint = new Coordinate(tolerance * 1.3, 0);
checker.ContainsBetterCandidate((c) => new[] {
bestPoint,
secondBestPoint,
thirdBestPoint
});
Assert.AreNotEqual(bestPoint, checker.BestSnapPoint);
Assert.AreNotEqual(secondBestPoint, checker.BestSnapPoint);
Assert.AreNotEqual(thirdBestPoint, checker.BestSnapPoint);
}
