PKHeX/Tests/PKHeX.Core.Tests/Util/TestUtil.cs

using System;
using System.IO;

namespace PKHeX.Tests;

internal static class TestUtil
{
    public static string GetRepoPath()
    {
        var folder = Directory.GetCurrentDirectory();
        while (!folder.EndsWith(nameof(Tests)))
        {
            var dir = Directory.GetParent(folder);
            if (dir == null)
                throw new ArgumentNullException(nameof(dir));
            folder = dir.FullName;
        }
        return folder;
    }
}