Initial commit.

EvenPerfectBitScanner.Tests/ResultsFileNameTests.cs

@@ -0,0 +1,54 @@
+using System.Reflection;
+using FluentAssertions;
+using PerfectNumbers.Core.Gpu;
+using Xunit;
+
+namespace EvenPerfectBitScanner.Tests;
+
+[Trait("Category", "Fast")]
+public class ResultsFileNameTests
+{
+    [Fact]
+    public void BuildResultsFileName_contains_reduction_and_devices()
+    {
+        var programType = typeof(global::EvenPerfectBitScanner.Program);
+        var method = programType.GetMethod(
+            "BuildResultsFileName",
+            BindingFlags.NonPublic | BindingFlags.Static,
+            binder: null,
+            types: new[]
+            {
+                typeof(bool), typeof(int), typeof(int), typeof(global::PerfectNumbers.Core.GpuKernelType),
+                typeof(bool), typeof(bool), typeof(bool), typeof(bool), typeof(bool), typeof(NttBackend), typeof(int), typeof(int), typeof(int), typeof(ulong), typeof(ModReductionMode), typeof(string), typeof(string), typeof(string)
+            },
+            modifiers: null)!;
+
+        string name = (string)method.Invoke(null, new object[]
+        {
+            true,            // bitInc
+            8,               // threads
+            1,               // block
+            global::PerfectNumbers.Core.GpuKernelType.Incremental,
+            false,           // useLucasFlag
+            true,            // mersenneOnGpu (unused inside name content, devices passed explicitly below)
+            false,           // useOrder
+            false,           // useModWorkaround
+            false,           // useGcd
+            NttBackend.Staged,
+            1,               // gpuPrimeThreads
+            32,              // llSlice
+            1024,            // gpuScanBatch
+            1000UL,          // warmupLimit
+            ModReductionMode.Barrett128,
+            "gpu",          // mersenneDevice
+            "gpu",          // primesDevice
+            "gpu"           // orderDevice
+        })!;
+
+        name.Should().Contain("ntt-staged");
+        name.Should().Contain("red-barrett128");
+        name.Should().Contain("mersdev-gpu");
+        name.Should().Contain("primesdev-gpu");
+        name.Should().Contain("orderdev-gpu");
+    }
+}