50 lines
1.5 KiB
C#
50 lines
1.5 KiB
C#
// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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using CommunityToolkit.HighPerformance.Helpers;
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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namespace CommunityToolkit.HighPerformance.UnitTests.Helpers;
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public partial class Test_ParallelHelper
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{
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[TestMethod]
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[DataRow(1, 1, 0, 0, 1, 1)]
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[DataRow(1, 2, 0, 0, 1, 2)]
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[DataRow(2, 3, 0, 0, 2, 3)]
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[DataRow(2, 3, 0, 1, 2, 2)]
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[DataRow(3, 3, 1, 1, 2, 2)]
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[DataRow(12, 12, 2, 4, 3, 3)]
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[DataRow(64, 64, 0, 0, 32, 32)]
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[DataRow(64, 64, 13, 14, 23, 22)]
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public void Test_ParallelHelper_ForEach_Ref2D(
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int sizeY,
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int sizeX,
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int row,
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int column,
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int height,
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int width)
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{
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int[,] data = CreateRandomData2D(sizeY, sizeX);
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int[,] copy = (int[,])data.Clone();
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// Prepare the target data iteratively
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foreach (ref int n in copy.AsSpan2D(row, column, height, width))
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{
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n = unchecked(n * 397);
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}
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Memory2D<int> memory = data.AsMemory2D(row, column, height, width);
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Assert.AreEqual(memory.Length, height * width);
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Assert.AreEqual(memory.Height, height);
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Assert.AreEqual(memory.Width, width);
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// Do the same computation in parallel, then compare the two arrays
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ParallelHelper.ForEach(memory, new Multiplier(397));
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CollectionAssert.AreEqual(data, copy);
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}
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}
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