35 lines
829 B
C#
35 lines
829 B
C#
using FluentAssertions;
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using PerfectNumbers.Core.Gpu.Accelerators;
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using Xunit;
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namespace PerfectNumbers.Core.Tests;
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[Trait("Category", "Fast")]
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public class PrimeTesterGcdTests
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{
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[Theory]
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[InlineData(81UL, true)]
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[InlineData(101UL, false)]
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public void SharesFactorWithMaxExponent_detects_gcd(ulong n, bool expected)
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{
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PrimeTester.SharesFactorWithMaxExponent(n).Should().Be(expected);
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}
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[Fact]
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public void SharesFactorWithMaxExponentBatch_filters_values()
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{
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ulong[] values = [81UL, 101UL];
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Span<byte> results = stackalloc byte[values.Length];
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var gpu = PrimeOrderCalculatorAccelerator.Rent(1);
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try
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{
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PrimeTester.SharesFactorWithMaxExponentBatch(gpu, values, results);
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results.ToArray().Should().Equal(new byte[] { 1, 0 });
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}
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finally
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{
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PrimeOrderCalculatorAccelerator.Return(gpu);
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}
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}
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}
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