public static IRunner Fetch(string exe)
{
if (_domains == null)
_domains = new Dictionary<string, WeakReference>(StringComparer.OrdinalIgnoreCase);
exe = Path.GetFullPath(exe);
WeakReference wref;
AssemblyRunner worker;
if (!_domains.TryGetValue(exe, out wref) || !wref.IsAlive || null == (worker = wref.Target as AssemblyRunner) || worker.IsDisposed)
_domains[exe] = new WeakReference(worker = new AssemblyRunner(exe));
GC.KeepAlive(worker);
return worker;
}
public void TestUnloaded()
{
AppDomain domain = null;
try
{
AssemblyRunner runner = new AssemblyRunner(Exe);
//I hate using reflection for testing; however, sometimes it's best to be certain things are behaving as expected:
domain = new PropertyValue<AppDomain>(runner, "_workerDomain").Value;
runner = null;
}
catch { throw; }
GC.Collect(0, GCCollectionMode.Forced);
GC.WaitForPendingFinalizers();
//The GC only starts the AppDomain unload within the ThreadPool, we have to wait for it to actually happen.
DateTime max = DateTime.Now.AddMinutes(1);
while(DateTime.Now < max)
Assert.AreEqual(domain.Id, domain.Id);
}
public void TestStdOutputAndStdError()
{
using (AssemblyRunner runner = new AssemblyRunner(Exe))
{
StringWriter wtr = new StringWriter();
StringWriter err = new StringWriter();
ProcessOutputEventHandler handler =
delegate(object o, ProcessOutputEventArgs e)
{ if (e.Error) err.WriteLine(e.Data); else wtr.WriteLine(e.Data); };
runner.OutputReceived += handler;
Assert.AreEqual(1, runner.Run("command-line-argrument"));
Assert.AreEqual("std-err", err.ToString().Trim());
StringReader rdr = new StringReader(wtr.ToString());
Assert.AreEqual("WorkingDirectory = " + Environment.CurrentDirectory, rdr.ReadLine());
Assert.AreEqual("argument[0] = command-line-argrument", rdr.ReadLine());
Assert.AreEqual("std-input:", rdr.ReadLine());
Assert.AreEqual(null, rdr.ReadLine());
}
}
public void TestStandardInputFail()
{
using (IRunner runner = new AssemblyRunner(Exe))
{
runner.Start("-wait");
runner.StandardInput.WriteLine();
}
}
public void TestDisposal()
{
AssemblyRunner runner = new AssemblyRunner(Exe);
runner.Dispose();
Assert.IsTrue(runner.IsDisposed);
}
public void TestToString()
{
using (AssemblyRunner runner = new AssemblyRunner(Exe))
Assert.AreEqual(Exe, runner.ToString());
}
public void TestKill()
{
Environment.CurrentDirectory = Path.GetDirectoryName(FileUtils.FindFullPath("cmd.exe"));
using (AssemblyRunner runner = new AssemblyRunner(Exe))
{
ManualResetEvent gotExit = new ManualResetEvent(false);
runner.ProcessExited += delegate(Object o, ProcessExitedEventArgs e) { gotExit.Set(); };
Assert.IsFalse(runner.IsRunning);
runner.Kill(); // always safe to call
runner.Start("-wait");
Assert.IsTrue(runner.IsRunning);
try //make sure we can't start twice.
{
runner.Start();
Assert.Fail();
}
catch (InvalidOperationException)
{ }
Assert.IsFalse(runner.WaitForExit(TimeSpan.FromSeconds(1), false));
runner.Kill();
Assert.IsFalse(runner.IsRunning);
Assert.IsTrue(gotExit.WaitOne(30000, false));
}
}
public void TestExitedEventUnsubscribe()
{
using (AssemblyRunner runner = new AssemblyRunner(Exe))
{
int exitCode = -1;
bool receivedExit = false;
ProcessExitedEventHandler handler =
delegate(object o, ProcessExitedEventArgs e)
{ receivedExit = true; exitCode = e.ExitCode; };
runner.ProcessExited += handler;
runner.ProcessExited -= handler;
Assert.AreEqual(0, runner.Run());
Assert.IsFalse(receivedExit);
Assert.AreEqual(-1, exitCode);
}
}
public void TestRunWithWorkingDirectory()
{
using (TempDirectory dir = new TempDirectory())
using (AssemblyRunner runner = new AssemblyRunner(Exe))
{
List<string> lines = new List<string>();
runner.OutputReceived += delegate(Object o, ProcessOutputEventArgs e) { lines.Add(e.Data); };
Assert.AreNotEqual(dir.TempPath, runner.WorkingDirectory);
runner.WorkingDirectory = dir.TempPath;
Assert.AreEqual(dir.TempPath, runner.WorkingDirectory);
int exitCode = runner.Run();
Assert.AreEqual(0, exitCode);
Assert.AreEqual("WorkingDirectory = " + dir.TempPath, lines[0]);
}
}
public void TestRunWithInput()
{
using (AssemblyRunner runner = new AssemblyRunner(Exe))
{
List<string> lines = new List<string>();
runner.OutputReceived += delegate(Object o, ProcessOutputEventArgs e) { lines.Add(e.Data); };
int exitCode = runner.Run(new StringReader("Hello World\r\nWhatever!\r\nAnother line."));
Assert.AreEqual(0, exitCode);
// 0 == WorkingDirectory =
// 1 == std-input:
Assert.AreEqual("Hello World", lines[2]);
Assert.AreEqual("Whatever!", lines[3]);
Assert.AreEqual("Another line.", lines[4]);
}
}
public void TestOutputEventUnsubscribe()
{
using (AssemblyRunner runner = new AssemblyRunner(Exe))
{
bool outputReceived = false;
ProcessOutputEventHandler handler =
delegate(object o, ProcessOutputEventArgs e)
{ outputReceived = true; };
runner.OutputReceived += handler;
runner.OutputReceived -= handler;
Assert.AreEqual(0, runner.Run());
Assert.IsFalse(outputReceived);
}
}
public void TestUnhandledExceptionRun()
{
using (IRunner runner = new AssemblyRunner(Exe))
{
runner.Run("-throw", "System.ArgumentOutOfRangeException");
Assert.Fail();
}
}
