mlemanczyk/even-perfect-numbers-scanner
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Refine GPU residue utilities and add positive divisor tests

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Marek Lemańczyk committed 2025-09-13 16:47:38 +02:00
1 parent 515a1bb342
commit 58eb65ca9e
7 files changed
+224 -121
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EvenPerfectBitScanner.Tests/ProgramTests.cs
+3 -2
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@@ -73,14 +73,14 @@ public class ProgramTests
var useDivisorField = typeof(Program).GetField("_useDivisor", BindingFlags.NonPublic | BindingFlags.Static)!;
var divisorField = typeof(Program).GetField("_divisor", BindingFlags.NonPublic | BindingFlags.Static)!;
var testerField = typeof(Program).GetField("_divisorTester", BindingFlags.NonPublic | BindingFlags.Static)!;
var candidatesField = typeof(Program).GetField("_divisorCandidates", BindingFlags.NonPublic | BindingFlags.Static)!;
var candidatesField = typeof(MersenneNumberDivisorGpuTester).GetField("_divisorCandidates", BindingFlags.NonPublic | BindingFlags.Static)!;
var primeField = typeof(Program).GetField("PrimeTesters", BindingFlags.NonPublic | BindingFlags.Static)!;
var residueField = typeof(Program).GetField("PResidue", BindingFlags.NonPublic | BindingFlags.Static)!;
var forceCpuProp = typeof(GpuContextPool).GetProperty("ForceCpu");
useDivisorField.SetValue(null, true);
divisorField.SetValue(null, 0UL);
testerField.SetValue(null, null);
testerField.SetValue(null, new MersenneNumberDivisorGpuTester());
primeField.SetValue(null, new ThreadLocal<PrimeTester>(() => new PrimeTester(), trackAllValues: true));
residueField.SetValue(null, new ThreadLocal<ModResidueTracker>(() => new ModResidueTracker(ResidueModel.Identity, 2UL, true), trackAllValues: true));
candidatesField.SetValue(null, new (ulong, uint)[] { (7UL, 3U), (23UL, 11U) });
@@ -90,6 +90,7 @@ public class ProgramTests
{
Program.IsEvenPerfectCandidate(11UL, 32).Should().BeFalse();
Program.IsEvenPerfectCandidate(5UL, 32).Should().BeTrue();
Program.IsEvenPerfectCandidate(127UL, 32).Should().BeTrue();
}
finally
{