Avalonia/tests/Avalonia.IntegrationTests.Win32/TestAppFixture.cs

using System;
using System.Globalization;
using System.IO;
using System.Runtime.InteropServices;
using OpenQA.Selenium.Appium;
using OpenQA.Selenium.Appium.Windows;

namespace Avalonia.IntegrationTests.Win32
{
    public class TestAppFixture : IDisposable
    {
        private const string WindowsApplicationDriverUrl = "http://127.0.0.1:4723";
        private const string TestAppPath = @"..\..\..\..\..\samples\IntegrationTestApp\bin\Debug\netcoreapp3.1\IntegrationTestApp.exe";

        public TestAppFixture()
        {
            var opts = new AppiumOptions();
            var path = Path.GetFullPath(TestAppPath);
            opts.AddAdditionalCapability("app", path);
            opts.AddAdditionalCapability("deviceName", "WindowsPC");
            Session = new WindowsDriver<WindowsElement>(
                new Uri(WindowsApplicationDriverUrl),
                opts);

            // https://github.com/microsoft/WinAppDriver/issues/1025
            SetForegroundWindow(new IntPtr(int.Parse(
                Session.WindowHandles[0].Substring(2),
                NumberStyles.AllowHexSpecifier)));
        }

        public WindowsDriver<WindowsElement> Session { get; }

        public void Dispose() => Session.Close();

        [DllImport("user32.dll")]
        [return: MarshalAs(UnmanagedType.Bool)]
        private static extern bool SetForegroundWindow(IntPtr hWnd);
    }
}