/// <summary>
/// Setup a NamedEventWaitHandle that will be used to signal the end of
/// all tests and the need to shutdown all launched servers.
/// </summary>
public LauncherFixture()
{
string ewhAllSuspendName = Guid.NewGuid().ToString();
var args = new string[] { $"ewhAllSuspend={ewhAllSuspendName}" };
ewh = new NamedEventWaitHandle(false, EventResetMode.ManualReset, ewhAllSuspendName);
new TLauncher().Launch(args, false, false);
}
/// <summary>
/// Builds a dictionary of Launchable objects, which contains all of the relevant
/// information for launching the web applications
/// </summary>
/// <param name="args">global arguments</param>
/// <param name="programMains">an array of Program.Main methods to invoke</param>
/// <param name="dirs">a dictionary of project locations, keyed by the project names</param>
/// <returns></returns>
private static Dictionary <string, Launchable> InitializeLaunchables(string[] args,
Action <string[]>[] programMains, Dictionary <string, string> dirs)
{
var launchables = new Dictionary <string, Launchable>();
var kvpArgs = args
.Where(a => a.Contains("="))
.Select(a => new KeyValuePair <string, string>(a.Split('=')[0], a.Split('=')[1]))
.ToDictionary(x => x.Key, x => x.Value);
NamedEventWaitHandle ewhReady = null;
NamedEventWaitHandle ewhAllSuspend = null;
//used with pinging -- may not be needed
ewhReady = new NamedEventWaitHandle(false, EventResetMode.ManualReset);
//used to suspend all web application from the caller (typically xunit runner/test host)
if (kvpArgs.TryGetValue("ewhAllSuspend", out string ewhAllSuspendName))
{
ewhAllSuspend = new NamedEventWaitHandle(false, EventResetMode.ManualReset, ewhAllSuspendName);
}
//loop over all Program.Main methods, building a launchable for each method
foreach (var programMain in programMains)
{
var projectName = programMain.Method.DeclaringType.Assembly.GetName().Name;
var launchable = new Launchable {
ProgramMain = programMain,
LaunchProfile = new LaunchProfile(),
ReadyEvent = ewhReady,
AllSuspendEvent = ewhAllSuspend
};
//the full launch profile will be retrieved and populated later.
//For now, just store the requested profile name.
if (kvpArgs.TryGetValue(projectName, out string requestedProfile))
{
launchable.LaunchProfile.Name = requestedProfile;
}
else
{
throw new ArgumentException($"Launch profile name not supplied for {projectName}. Launcher requires a command-line argument like {projectName}=MyLaunchProfile with a valid launch profile name. This also applies to other launched projects. They must have a launch profile as a commandline argument, keyed by the project name.");
}
//set the project directory.
if (dirs.TryGetValue(projectName, out string dir))
{
launchable.ProjectDirectory = dir;
}
else
{
throw new ArgumentException($"{projectName} not a referenced project in Launcher's .csproj");
}
launchables.Add(projectName, launchable);
}
return(launchables);
}
