StabilityMatrix/StabilityMatrix.Tests/Core/PipInstallArgsTests.cs at 7f241b562873ef1c6fa3bdb599ddf4a6924a8bd5 · NeuralFault/StabilityMatrix · GitHub

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using StabilityMatrix.Core.Processes;
using StabilityMatrix.Core.Python;

namespace StabilityMatrix.Tests.Core;

[TestClass]
public class PipInstallArgsTests
{
    [TestMethod]
    public void TestGetTorch()
    {
        // Arrange
        const string version = "==2.1.0";

        // Act
        var args = new PipInstallArgs().WithTorch(version).ToProcessArgs().ToString();

        // Assert
        Assert.AreEqual("torch==2.1.0", args);
    }

    [TestMethod]
    public void TestGetTorchWithExtraIndex()
    {
        // Arrange
        const string version = ">=2.0.0";
        const string index = "cu118";

        // Act
        var args = new PipInstallArgs()
            .WithTorch(version)
            .WithTorchVision()
            .WithTorchExtraIndex(index)
            .ToProcessArgs()
            .ToString();

        // Assert
        Assert.AreEqual(
            "torch>=2.0.0 torchvision --extra-index-url https://download.pytorch.org/whl/cu118",
            args
        );
    }

    [TestMethod]
    public void TestGetTorchWithMoreStuff()
    {
        // Act
        var args = new PipInstallArgs()
            .AddArg("--pre")
            .WithTorch("~=2.0.0")
            .WithTorchVision()
            .WithTorchExtraIndex("nightly/cpu")
            .ToString();

        // Assert
        Assert.AreEqual(
            "--pre torch~=2.0.0 torchvision --extra-index-url https://download.pytorch.org/whl/nightly/cpu",
            args
        );
    }

    [TestMethod]
    public void TestParsedFromRequirementsTxt()
    {
        // Arrange
        const string requirements = """
                                    torch~=2.0.0
                                    torchvision # comment
                                    --extra-index-url https://example.org
                                    """;

        // Act
        var args = new PipInstallArgs().WithParsedFromRequirementsTxt(requirements);

        // Assert
        CollectionAssert.AreEqual(
            new[] { "torch~=2.0.0", "torchvision", "--extra-index-url https://example.org" },
            args.ToProcessArgs().Select(arg => arg.GetQuotedValue()).ToArray()
        );

        Assert.AreEqual("torch~=2.0.0 torchvision --extra-index-url https://example.org", args.ToString());
    }

    [TestMethod]
    public void TestParsedFromRequirementsTxt_KeepsEnvironmentMarkerRequirementAsSingleArgument()
    {
        const string requirements = """
                                    onnxruntime-gpu==1.22.0; python_version < "3.11"
                                    """;

        var args = new PipInstallArgs().WithParsedFromRequirementsTxt(requirements).ToProcessArgs();

        Assert.AreEqual(1, args.Count());
        Assert.AreEqual(
            "\"onnxruntime-gpu==1.22.0; python_version < \\\"3.11\\\"\"",
            args.Single().GetQuotedValue()
        );
        Assert.AreEqual(
            "\"onnxruntime-gpu==1.22.0; python_version < \\\"3.11\\\"\"",
            args.ToString()
        );
    }

    [TestMethod]
    public void TestWithUserOverrides()
    {
        // Arrange
        var args = new PipInstallArgs()
            .AddArg("numpy")
            .WithTorch("==1.0.0")
            .WithExtraIndex("https://download.pytorch.org/whl/cu121");

        var overrides = new List<PipPackageSpecifierOverride>
        {
            new()
            {
                Name = "torch",
                Constraint = ">=",
                Version = "2.0.0",
                Action = PipPackageSpecifierOverrideAction.Update
            },
            new()
            {
                Name = "--extra-index-url https://download.pytorch.org/whl/nightly/cpu",
                Action = PipPackageSpecifierOverrideAction.Update
            }
        };

        // Act
        var resultArgs = args.WithUserOverrides(overrides);

        // Assert
        Assert.AreEqual(
            "numpy torch==1.0.0 --extra-index-url https://download.pytorch.org/whl/cu121",
            args.ToString()
        );

        Assert.AreEqual(
            "numpy torch>=2.0.0 --extra-index-url https://download.pytorch.org/whl/nightly/cpu",
            resultArgs.ToString()
        );
    }
}