public async Task CloseAsync()
{
if (_runContext.IsBeingDebugged)
{
Log("CloseAsync(): Debug mode detected, leaving browser open");
return;
}
else
{
Log("CloseAsync(): Attempting to close browser...");
}
// note you can't use any of the following, since the process to start Chrome
// opens the addtional window on the main chrome process and then exits immediately
//process.CloseMainWindow();
//process.Close();
//process.Kill();
// this won't work either because Chrome consists of 7 different processes, this will only kill the windowed process
//foreach (Process process in Process.GetProcessesByName("chrome"))
//{
// if (process.MainWindowHandle == IntPtr.Zero)
// continue;
// if (process.MainWindowTitle.StartsWith("Courgette Test Runner"))
// process.CloseMainWindow();
//}
// use CDP to close Chrome (should also work for Chromium, Firefox, Edge 76+ and Opera, but NOT Safari)
Log($"Attempting to connect to browser using CDP on port {_chromeDebuggingPort}");
CdpClient cdp = new CdpClient(_chromeDebuggingPort);
// wait for browser to close
string result = await cdp.CloseBrowserAsync().ConfigureAwait(false);
}
public async Task LaunchAsync()
{
//Debugger.Break();
// ensure http listener has started (HttpServer is started synchronously, so not currently required, but listener code might change to async startup)
while (VsHttpServer.Port == 0)
{
await Task.Delay(100).ConfigureAwait(false);
}
ushort vsListeningPort = VsHttpServer.Port;
// Note that Chrome only supports single debugging port per user profile, if you want
// multiple concurrent instances you need to configure the --user-data-dir startup param
// https://stackoverflow.com/questions/52797350/multithreading-chromedriver-does-not-open-url-in-second-window/52799116#52799116
// for list of some of the Chrome startup params, look here:
// https://github.com/GoogleChrome/chrome-launcher/blob/master/docs/chrome-flags-for-tools.md
// --remote-debugging-port option keeps chrome open until we close it
//string args = $"--user-data-dir={Logger.LogPath}{_chromeDebuggingPort} --enable-automation --disable-extensions --no-sandbox --disable-gpu --remote-debugging-port={_chromeDebuggingPort}";
string args;
if (_runContext.IsBeingDebugged)
{
args = $"--user-data-dir={Logger.LogPath}{_chromeDebuggingPort} --remote-debugging-port={_chromeDebuggingPort}";
}
else
{
args = $"--user-data-dir={Logger.LogPath}{_chromeDebuggingPort} --enable-automation --disable-extensions --no-sandbox --headless --disable-gpu --remote-debugging-port={_chromeDebuggingPort}";
}
Log($"Chrome cmd line args are : {args}");
// start chrome with no initial URL specified
const string chromeExe = @"c:\Program Files (x86)\Google\Chrome\Application\chrome.exe";
var process = Process.Start(chromeExe, args);
// next get websocket endpoint uri using http via the debugging port
// note that trying to get this from within the browser is problematic because you will be hitting CORS violations, CORS applies to http only, not web sockets
CdpClient cdp = new CdpClient(_chromeDebuggingPort);
string wsBrowserUri = await cdp.CdpConfig.LoadConfigAsync();
// run specified test file and also pass in VS listening port and WS endpoint uri
string url = $"http://localhost:10202/TestRunner.html?wwwroot={_wwwroot}&testFileUrl={_testFileUrl}&vsPort={vsListeningPort}&wsUri={wsBrowserUri}";
string response;
response = await cdp.EnablePageEventsAsync();
response = await cdp.EnableNetworkEventsAsync();
response = await cdp.NavigatePageAsync(url);
}
