yavsc/src/PostIt/PostIt.Tests/AndroidAppLaunchTests.cs

71 lines
2.3 KiB
C#

using System.Diagnostics;
using Xamarin.UITest;
namespace PostIt.Tests;
/// <summary>
/// Smoke test: launches the installed PostIt.Android app on the running
/// emulator and waits for the first Avalonia frame to render. Reveals the
/// "démarrage KO" bug — the test fails if Avalonia never draws a frame
/// within the timeout.
///
/// Skip conditions: the package is not installed on the connected device,
/// or no device is connected via adb.
/// </summary>
public class AndroidAppLaunchTests
{
private const string PackageName = "fr.pschneider.PostIt";
private readonly ITestOutputHelper _output;
public AndroidAppLaunchTests(ITestOutputHelper output)
{
_output = output;
}
[Fact]
public void PostIt_starts_and_draws_a_first_frame_on_the_emulator()
{
if (!IsPackageInstalledOnAnyDevice())
{
_output.WriteLine($"[skip] {PackageName} not installed on any device");
return;
}
_output.WriteLine($"[step] configuring app via InstalledApp({PackageName})");
var app = ConfigureApp.Android
.InstalledApp(PackageName)
.StartApp(Xamarin.UITest.Configuration.AppDataMode.DoNotClear);
_output.WriteLine("[step] app.StartApp returned, waiting for first frame");
app.WaitForElement(
e => e.Class("android.view.View"),
timeout: TimeSpan.FromSeconds(30));
_output.WriteLine("[step] first frame observed");
}
private static bool IsPackageInstalledOnAnyDevice()
{
try
{
var startInfo = new ProcessStartInfo("adb", "shell pm list packages")
{
RedirectStandardOutput = true,
RedirectStandardError = true,
UseShellExecute = false,
CreateNoWindow = true,
};
using var proc = Process.Start(startInfo);
if (proc is null) return false;
var stdout = proc.StandardOutput.ReadToEnd();
proc.WaitForExit(5000);
return stdout
.Split('\n', StringSplitOptions.RemoveEmptyEntries)
.Any(line => line.Trim().Equals($"package:{PackageName}", StringComparison.Ordinal));
}
catch
{
return false;
}
}
}