mirror of
https://github.com/gui-cs/Terminal.Gui.git
synced 2025-12-27 00:07:58 +01:00
956 lines
29 KiB
C#
956 lines
29 KiB
C#
using System.Diagnostics;
|
|
using System.IO;
|
|
|
|
// Alias Console to MockConsole so we don't accidentally use Console
|
|
|
|
namespace Terminal.Gui.ApplicationTests;
|
|
|
|
/// <summary>Tests MainLoop using the FakeMainLoop.</summary>
|
|
public class MainLoopTests
|
|
{
|
|
private static readonly ManualResetEventSlim _wakeUp = new (false);
|
|
private static Button btn;
|
|
private static string cancel;
|
|
private static string clickMe;
|
|
private static int four;
|
|
private static int one;
|
|
private static string pewPew;
|
|
private static bool taskCompleted;
|
|
|
|
// TODO: EventsPending tests
|
|
// - wait = true
|
|
// - wait = false
|
|
|
|
// TODO: Add IMainLoop tests
|
|
private static volatile int tbCounter;
|
|
private static int three;
|
|
private static int total;
|
|
private static int two;
|
|
private static int zero;
|
|
|
|
public static IEnumerable<object []> TestAddIdle
|
|
{
|
|
get
|
|
{
|
|
// Goes fine
|
|
Action a1 = StartWindow;
|
|
|
|
yield return new object [] { a1, "Click Me", "Cancel", "Pew Pew", 0, 1, 2, 3, 4 };
|
|
|
|
// Also goes fine
|
|
Action a2 = () => Application.Invoke (StartWindow);
|
|
|
|
yield return new object [] { a2, "Click Me", "Cancel", "Pew Pew", 0, 1, 2, 3, 4 };
|
|
}
|
|
}
|
|
|
|
// See Also ConsoleDRivers/MainLoopDriverTests.cs for tests of the MainLoopDriver
|
|
|
|
// Idle Handler tests
|
|
[Fact]
|
|
public void AddIdle_Adds_And_Removes ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
|
|
Func<bool> fnTrue = () => true;
|
|
Func<bool> fnFalse = () => false;
|
|
|
|
ml.AddIdle (fnTrue);
|
|
ml.AddIdle (fnFalse);
|
|
|
|
Assert.Equal (2, ml.IdleHandlers.Count);
|
|
Assert.Equal (fnTrue, ml.IdleHandlers [0]);
|
|
Assert.NotEqual (fnFalse, ml.IdleHandlers [0]);
|
|
|
|
Assert.True (ml.RemoveIdle (fnTrue));
|
|
Assert.Single (ml.IdleHandlers);
|
|
|
|
// BUGBUG: This doesn't throw or indicate an error. Ideally RemoveIdle would either
|
|
// throw an exception in this case, or return an error.
|
|
// No. Only need to return a boolean.
|
|
Assert.False (ml.RemoveIdle (fnTrue));
|
|
|
|
Assert.True (ml.RemoveIdle (fnFalse));
|
|
|
|
// BUGBUG: This doesn't throw an exception or indicate an error. Ideally RemoveIdle would either
|
|
// throw an exception in this case, or return an error.
|
|
// No. Only need to return a boolean.
|
|
Assert.False (ml.RemoveIdle (fnFalse));
|
|
|
|
// Add again, but with dupe
|
|
ml.AddIdle (fnTrue);
|
|
ml.AddIdle (fnTrue);
|
|
|
|
Assert.Equal (2, ml.IdleHandlers.Count);
|
|
Assert.Equal (fnTrue, ml.IdleHandlers [0]);
|
|
Assert.True (ml.IdleHandlers [0] ());
|
|
Assert.Equal (fnTrue, ml.IdleHandlers [1]);
|
|
Assert.True (ml.IdleHandlers [1] ());
|
|
|
|
Assert.True (ml.RemoveIdle (fnTrue));
|
|
Assert.Single (ml.IdleHandlers);
|
|
Assert.Equal (fnTrue, ml.IdleHandlers [0]);
|
|
Assert.NotEqual (fnFalse, ml.IdleHandlers [0]);
|
|
|
|
Assert.True (ml.RemoveIdle (fnTrue));
|
|
Assert.Empty (ml.IdleHandlers);
|
|
|
|
// BUGBUG: This doesn't throw an exception or indicate an error. Ideally RemoveIdle would either
|
|
// throw an exception in this case, or return an error.
|
|
// No. Only need to return a boolean.
|
|
Assert.False (ml.RemoveIdle (fnTrue));
|
|
}
|
|
|
|
[Fact]
|
|
public void AddIdle_Function_GetsCalled_OnIteration ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
|
|
var functionCalled = 0;
|
|
|
|
Func<bool> fn = () =>
|
|
{
|
|
functionCalled++;
|
|
|
|
return true;
|
|
};
|
|
|
|
ml.AddIdle (fn);
|
|
ml.RunIteration ();
|
|
Assert.Equal (1, functionCalled);
|
|
}
|
|
|
|
[Fact]
|
|
public void AddIdle_Twice_Returns_False_Called_Twice ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
|
|
var functionCalled = 0;
|
|
|
|
Func<bool> fn1 = () =>
|
|
{
|
|
functionCalled++;
|
|
|
|
return false;
|
|
};
|
|
|
|
// Force stop if 10 iterations
|
|
var stopCount = 0;
|
|
|
|
Func<bool> fnStop = () =>
|
|
{
|
|
stopCount++;
|
|
|
|
if (stopCount == 10)
|
|
{
|
|
ml.Stop ();
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
ml.AddIdle (fnStop);
|
|
ml.AddIdle (fn1);
|
|
ml.AddIdle (fn1);
|
|
ml.Run ();
|
|
Assert.True (ml.RemoveIdle (fnStop));
|
|
Assert.False (ml.RemoveIdle (fn1));
|
|
Assert.False (ml.RemoveIdle (fn1));
|
|
|
|
Assert.Equal (2, functionCalled);
|
|
}
|
|
|
|
[Fact]
|
|
public void AddIdleTwice_Function_CalledTwice ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
|
|
var functionCalled = 0;
|
|
|
|
Func<bool> fn = () =>
|
|
{
|
|
functionCalled++;
|
|
|
|
return true;
|
|
};
|
|
|
|
ml.AddIdle (fn);
|
|
ml.AddIdle (fn);
|
|
ml.RunIteration ();
|
|
Assert.Equal (2, functionCalled);
|
|
Assert.Equal (2, ml.IdleHandlers.Count);
|
|
|
|
functionCalled = 0;
|
|
Assert.True (ml.RemoveIdle (fn));
|
|
Assert.Single (ml.IdleHandlers);
|
|
ml.RunIteration ();
|
|
Assert.Equal (1, functionCalled);
|
|
|
|
functionCalled = 0;
|
|
Assert.True (ml.RemoveIdle (fn));
|
|
Assert.Empty (ml.IdleHandlers);
|
|
ml.RunIteration ();
|
|
Assert.Equal (0, functionCalled);
|
|
Assert.False (ml.RemoveIdle (fn));
|
|
}
|
|
|
|
[Fact]
|
|
public void AddThenRemoveIdle_Function_NotCalled ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
|
|
var functionCalled = 0;
|
|
|
|
Func<bool> fn = () =>
|
|
{
|
|
functionCalled++;
|
|
|
|
return true;
|
|
};
|
|
|
|
ml.AddIdle (fn);
|
|
Assert.True (ml.RemoveIdle (fn));
|
|
ml.RunIteration ();
|
|
Assert.Equal (0, functionCalled);
|
|
}
|
|
|
|
// Timeout Handler Tests
|
|
[Fact]
|
|
public void AddTimer_Adds_Removes_NoFaults ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
var ms = 100;
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
callbackCount++;
|
|
|
|
return true;
|
|
};
|
|
|
|
object token = ml.AddTimeout (TimeSpan.FromMilliseconds (ms), callback);
|
|
|
|
Assert.True (ml.RemoveTimeout (token));
|
|
|
|
// BUGBUG: This should probably fault?
|
|
// Must return a boolean.
|
|
Assert.False (ml.RemoveTimeout (token));
|
|
}
|
|
|
|
[Fact]
|
|
public async Task AddTimer_Duplicate_Keys_Not_Allowed ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
const int ms = 100;
|
|
object token1 = null, token2 = null;
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
callbackCount++;
|
|
|
|
if (callbackCount == 2)
|
|
{
|
|
ml.Stop ();
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
var task1 = new Task (() => token1 = ml.AddTimeout (TimeSpan.FromMilliseconds (ms), callback));
|
|
var task2 = new Task (() => token2 = ml.AddTimeout (TimeSpan.FromMilliseconds (ms), callback));
|
|
Assert.Null (token1);
|
|
Assert.Null (token2);
|
|
task1.Start ();
|
|
task2.Start ();
|
|
ml.Run ();
|
|
Assert.NotNull (token1);
|
|
Assert.NotNull (token2);
|
|
await Task.WhenAll (task1, task2);
|
|
Assert.True (ml.RemoveTimeout (token1));
|
|
Assert.True (ml.RemoveTimeout (token2));
|
|
|
|
Assert.Equal (2, callbackCount);
|
|
}
|
|
|
|
// Timeout Handler Tests
|
|
[Fact]
|
|
public void AddTimer_EventFired ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
var ms = 100;
|
|
|
|
long originTicks = DateTime.UtcNow.Ticks;
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
callbackCount++;
|
|
|
|
return true;
|
|
};
|
|
|
|
object sender = null;
|
|
TimeoutEventArgs args = null;
|
|
|
|
ml.TimeoutAdded += (s, e) =>
|
|
{
|
|
sender = s;
|
|
args = e;
|
|
};
|
|
|
|
object token = ml.AddTimeout (TimeSpan.FromMilliseconds (ms), callback);
|
|
|
|
Assert.Same (ml, sender);
|
|
Assert.NotNull (args.Timeout);
|
|
Assert.True (args.Ticks - originTicks >= 100 * TimeSpan.TicksPerMillisecond);
|
|
}
|
|
|
|
[Fact]
|
|
public void AddTimer_In_Parallel_Wont_Throw ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
const int ms = 100;
|
|
object token1 = null, token2 = null;
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
callbackCount++;
|
|
|
|
if (callbackCount == 2)
|
|
{
|
|
ml.Stop ();
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
Parallel.Invoke (
|
|
() => token1 = ml.AddTimeout (TimeSpan.FromMilliseconds (ms), callback),
|
|
() => token2 = ml.AddTimeout (TimeSpan.FromMilliseconds (ms), callback)
|
|
);
|
|
ml.Run ();
|
|
Assert.NotNull (token1);
|
|
Assert.NotNull (token2);
|
|
Assert.True (ml.RemoveTimeout (token1));
|
|
Assert.True (ml.RemoveTimeout (token2));
|
|
|
|
Assert.Equal (2, callbackCount);
|
|
}
|
|
|
|
[Fact]
|
|
public void AddTimer_Remove_NotCalled ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
TimeSpan ms = TimeSpan.FromMilliseconds (50);
|
|
|
|
// Force stop if 10 iterations
|
|
var stopCount = 0;
|
|
|
|
Func<bool> fnStop = () =>
|
|
{
|
|
stopCount++;
|
|
|
|
if (stopCount == 10)
|
|
{
|
|
ml.Stop ();
|
|
}
|
|
|
|
return true;
|
|
};
|
|
ml.AddIdle (fnStop);
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
callbackCount++;
|
|
|
|
return true;
|
|
};
|
|
|
|
object token = ml.AddTimeout (ms, callback);
|
|
Assert.True (ml.RemoveTimeout (token));
|
|
ml.Run ();
|
|
Assert.Equal (0, callbackCount);
|
|
}
|
|
|
|
[Fact]
|
|
public void AddTimer_ReturnFalse_StopsBeingCalled ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
TimeSpan ms = TimeSpan.FromMilliseconds (50);
|
|
|
|
// Force stop if 10 iterations
|
|
var stopCount = 0;
|
|
|
|
Func<bool> fnStop = () =>
|
|
{
|
|
Thread.Sleep (10); // Sleep to enable timer to fire
|
|
stopCount++;
|
|
|
|
if (stopCount == 10)
|
|
{
|
|
ml.Stop ();
|
|
}
|
|
|
|
return true;
|
|
};
|
|
ml.AddIdle (fnStop);
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
callbackCount++;
|
|
|
|
return false;
|
|
};
|
|
|
|
object token = ml.AddTimeout (ms, callback);
|
|
ml.Run ();
|
|
Assert.Equal (1, callbackCount);
|
|
Assert.Equal (10, stopCount);
|
|
Assert.False (ml.RemoveTimeout (token));
|
|
}
|
|
|
|
[Fact]
|
|
public void AddTimer_Run_Called ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
var ms = 100;
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
callbackCount++;
|
|
ml.Stop ();
|
|
|
|
return true;
|
|
};
|
|
|
|
object token = ml.AddTimeout (TimeSpan.FromMilliseconds (ms), callback);
|
|
ml.Run ();
|
|
Assert.True (ml.RemoveTimeout (token));
|
|
|
|
Assert.Equal (1, callbackCount);
|
|
}
|
|
|
|
[Fact]
|
|
public void AddTimer_Run_CalledAtApproximatelyRightTime ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
TimeSpan ms = TimeSpan.FromMilliseconds (50);
|
|
var watch = new Stopwatch ();
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
watch.Stop ();
|
|
callbackCount++;
|
|
ml.Stop ();
|
|
|
|
return true;
|
|
};
|
|
|
|
object token = ml.AddTimeout (ms, callback);
|
|
watch.Start ();
|
|
ml.Run ();
|
|
|
|
// +/- 100ms should be good enuf
|
|
// https://github.com/xunit/assert.xunit/pull/25
|
|
Assert.Equal (ms * callbackCount, watch.Elapsed, new MillisecondTolerance (100));
|
|
|
|
Assert.True (ml.RemoveTimeout (token));
|
|
Assert.Equal (1, callbackCount);
|
|
}
|
|
|
|
[Fact]
|
|
public void AddTimer_Run_CalledTwiceApproximatelyRightTime ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
TimeSpan ms = TimeSpan.FromMilliseconds (50);
|
|
var watch = new Stopwatch ();
|
|
|
|
var callbackCount = 0;
|
|
|
|
Func<bool> callback = () =>
|
|
{
|
|
callbackCount++;
|
|
|
|
if (callbackCount == 2)
|
|
{
|
|
watch.Stop ();
|
|
ml.Stop ();
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
object token = ml.AddTimeout (ms, callback);
|
|
watch.Start ();
|
|
ml.Run ();
|
|
|
|
// +/- 100ms should be good enuf
|
|
// https://github.com/xunit/assert.xunit/pull/25
|
|
Assert.Equal (ms * callbackCount, watch.Elapsed, new MillisecondTolerance (100));
|
|
|
|
Assert.True (ml.RemoveTimeout (token));
|
|
Assert.Equal (2, callbackCount);
|
|
}
|
|
|
|
[Fact]
|
|
public void CheckTimersAndIdleHandlers_NoTimers_Returns_False ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
bool retVal = ml.CheckTimersAndIdleHandlers (out int waitTimeOut);
|
|
Assert.False (retVal);
|
|
Assert.Equal (-1, waitTimeOut);
|
|
}
|
|
|
|
[Fact]
|
|
public void CheckTimersAndIdleHandlers_NoTimers_WithIdle_Returns_True ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
Func<bool> fnTrue = () => true;
|
|
|
|
ml.AddIdle (fnTrue);
|
|
bool retVal = ml.CheckTimersAndIdleHandlers (out int waitTimeOut);
|
|
Assert.True (retVal);
|
|
Assert.Equal (-1, waitTimeOut);
|
|
}
|
|
|
|
[Fact]
|
|
public void CheckTimersAndIdleHandlers_With1Timer_Returns_Timer ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
TimeSpan ms = TimeSpan.FromMilliseconds (50);
|
|
|
|
static bool Callback () { return false; }
|
|
|
|
_ = ml.AddTimeout (ms, Callback);
|
|
bool retVal = ml.CheckTimersAndIdleHandlers (out int waitTimeOut);
|
|
|
|
Assert.True (retVal);
|
|
|
|
// It should take < 10ms to execute to here
|
|
Assert.True (ms.TotalMilliseconds <= waitTimeOut + 10);
|
|
}
|
|
|
|
[Fact]
|
|
public void CheckTimersAndIdleHandlers_With2Timers_Returns_Timer ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
TimeSpan ms = TimeSpan.FromMilliseconds (50);
|
|
|
|
static bool Callback () { return false; }
|
|
|
|
_ = ml.AddTimeout (ms, Callback);
|
|
_ = ml.AddTimeout (ms, Callback);
|
|
bool retVal = ml.CheckTimersAndIdleHandlers (out int waitTimeOut);
|
|
|
|
Assert.True (retVal);
|
|
|
|
// It should take < 10ms to execute to here
|
|
Assert.True (ms.TotalMilliseconds <= waitTimeOut + 10);
|
|
}
|
|
|
|
[Fact]
|
|
public void False_Idle_Stops_It_Being_Called_Again ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
|
|
var functionCalled = 0;
|
|
|
|
Func<bool> fn1 = () =>
|
|
{
|
|
functionCalled++;
|
|
|
|
if (functionCalled == 10)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
// Force stop if 20 iterations
|
|
var stopCount = 0;
|
|
|
|
Func<bool> fnStop = () =>
|
|
{
|
|
stopCount++;
|
|
|
|
if (stopCount == 20)
|
|
{
|
|
ml.Stop ();
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
ml.AddIdle (fnStop);
|
|
ml.AddIdle (fn1);
|
|
ml.Run ();
|
|
Assert.True (ml.RemoveIdle (fnStop));
|
|
Assert.False (ml.RemoveIdle (fn1));
|
|
|
|
Assert.Equal (10, functionCalled);
|
|
Assert.Equal (20, stopCount);
|
|
}
|
|
|
|
[Fact]
|
|
public void Internal_Tests ()
|
|
{
|
|
var testMainloop = new TestMainloop ();
|
|
var mainloop = new MainLoop (testMainloop);
|
|
Assert.Empty (mainloop._timeouts);
|
|
Assert.Empty (mainloop._idleHandlers);
|
|
|
|
Assert.NotNull (
|
|
new Timeout { Span = new TimeSpan (), Callback = () => true }
|
|
);
|
|
}
|
|
|
|
[Theory]
|
|
[InlineData (typeof (FakeDriver))]
|
|
//[InlineData (typeof (NetDriver))] // BUGBUG: NetDriver never exits in this test
|
|
|
|
//[InlineData (typeof (ANSIDriver))]
|
|
//[InlineData (typeof (WindowsDriver))] // BUGBUG: NetDriver never exits in this test
|
|
//[InlineData (typeof (CursesDriver))] // BUGBUG: CursesDriver never exits in this test
|
|
public async Task InvokeLeakTest (Type driverType)
|
|
{
|
|
Application.Init (driverName: driverType.Name);
|
|
Random r = new ();
|
|
TextField tf = new ();
|
|
var top = new Toplevel ();
|
|
top.Add (tf);
|
|
|
|
const int numPasses = 2;
|
|
const int numIncrements = 500;
|
|
const int pollMs = 2500;
|
|
|
|
Task task = Task.Run (() => RunTest (r, tf, numPasses, numIncrements, pollMs));
|
|
|
|
// blocks here until the RequestStop is processed at the end of the test
|
|
Application.Run (top);
|
|
|
|
await task; // Propagate exception if any occurred
|
|
|
|
Assert.Equal (numIncrements * numPasses, tbCounter);
|
|
top.Dispose ();
|
|
Application.Shutdown ();
|
|
}
|
|
|
|
[Theory]
|
|
[MemberData (nameof (TestAddIdle))]
|
|
public void Mainloop_Invoke_Or_AddIdle_Can_Be_Used_For_Events_Or_Actions (
|
|
Action action,
|
|
string pclickMe,
|
|
string pcancel,
|
|
string ppewPew,
|
|
int pzero,
|
|
int pone,
|
|
int ptwo,
|
|
int pthree,
|
|
int pfour
|
|
)
|
|
{
|
|
// TODO: Expand this test to test all drivers
|
|
Application.Init (new FakeDriver());
|
|
|
|
total = 0;
|
|
btn = null;
|
|
clickMe = pclickMe;
|
|
cancel = pcancel;
|
|
pewPew = ppewPew;
|
|
zero = pzero;
|
|
one = pone;
|
|
two = ptwo;
|
|
three = pthree;
|
|
four = pfour;
|
|
taskCompleted = false;
|
|
|
|
var btnLaunch = new Button { Text = "Open Window" };
|
|
|
|
btnLaunch.Accepting += (s, e) => action ();
|
|
|
|
var top = new Toplevel ();
|
|
top.Add (btnLaunch);
|
|
|
|
int iterations = -1;
|
|
|
|
Application.Iteration += (s, a) =>
|
|
{
|
|
iterations++;
|
|
|
|
if (iterations == 0)
|
|
{
|
|
Assert.Null (btn);
|
|
Assert.Equal (zero, total);
|
|
Assert.False (btnLaunch.NewKeyDownEvent (Key.Space));
|
|
|
|
if (btn == null)
|
|
{
|
|
Assert.Null (btn);
|
|
Assert.Equal (zero, total);
|
|
}
|
|
else
|
|
{
|
|
Assert.Equal (clickMe, btn.Text);
|
|
Assert.Equal (four, total);
|
|
}
|
|
}
|
|
else if (iterations == 1)
|
|
{
|
|
Assert.Equal (clickMe, btn.Text);
|
|
Assert.Equal (zero, total);
|
|
Assert.False (btn.NewKeyDownEvent (Key.Space));
|
|
Assert.Equal (cancel, btn.Text);
|
|
Assert.Equal (one, total);
|
|
}
|
|
else if (taskCompleted)
|
|
{
|
|
Application.RequestStop ();
|
|
}
|
|
};
|
|
|
|
Application.Run (top);
|
|
top.Dispose ();
|
|
|
|
Assert.True (taskCompleted);
|
|
Assert.Equal (clickMe, btn.Text);
|
|
Assert.Equal (four, total);
|
|
|
|
Application.Shutdown ();
|
|
}
|
|
|
|
[Fact]
|
|
public void RemoveIdle_Function_NotCalled ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
|
|
var functionCalled = 0;
|
|
|
|
Func<bool> fn = () =>
|
|
{
|
|
functionCalled++;
|
|
|
|
return true;
|
|
};
|
|
|
|
Assert.False (ml.RemoveIdle (fn));
|
|
ml.RunIteration ();
|
|
Assert.Equal (0, functionCalled);
|
|
}
|
|
|
|
[Fact]
|
|
public void Run_Runs_Idle_Stop_Stops_Idle ()
|
|
{
|
|
var ml = new MainLoop (new FakeMainLoop ());
|
|
|
|
var functionCalled = 0;
|
|
|
|
Func<bool> fn = () =>
|
|
{
|
|
functionCalled++;
|
|
|
|
if (functionCalled == 10)
|
|
{
|
|
ml.Stop ();
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
ml.AddIdle (fn);
|
|
ml.Run ();
|
|
Assert.True (ml.RemoveIdle (fn));
|
|
|
|
Assert.Equal (10, functionCalled);
|
|
}
|
|
|
|
private static void Launch (Random r, TextField tf, int target)
|
|
{
|
|
Task.Run (
|
|
() =>
|
|
{
|
|
Thread.Sleep (r.Next (2, 4));
|
|
|
|
Application.Invoke (
|
|
() =>
|
|
{
|
|
tf.Text = $"index{r.Next ()}";
|
|
Interlocked.Increment (ref tbCounter);
|
|
|
|
if (target == tbCounter)
|
|
{
|
|
// On last increment wake up the check
|
|
_wakeUp.Set ();
|
|
}
|
|
}
|
|
);
|
|
}
|
|
);
|
|
}
|
|
|
|
private static async void RunAsyncTest (object sender, EventArgs e)
|
|
{
|
|
Assert.Equal (clickMe, btn.Text);
|
|
Assert.Equal (zero, total);
|
|
|
|
btn.Text = "Cancel";
|
|
Interlocked.Increment (ref total);
|
|
btn.SetNeedsDraw ();
|
|
|
|
await Task.Run (
|
|
() =>
|
|
{
|
|
try
|
|
{
|
|
Assert.Equal (cancel, btn.Text);
|
|
Assert.Equal (one, total);
|
|
|
|
RunSql ();
|
|
}
|
|
finally
|
|
{
|
|
SetReadyToRun ();
|
|
}
|
|
}
|
|
)
|
|
.ContinueWith (
|
|
async (s, e) =>
|
|
{
|
|
await Task.Delay (1000);
|
|
Assert.Equal (clickMe, btn.Text);
|
|
Assert.Equal (three, total);
|
|
|
|
Interlocked.Increment (ref total);
|
|
|
|
Assert.Equal (clickMe, btn.Text);
|
|
Assert.Equal (four, total);
|
|
|
|
taskCompleted = true;
|
|
},
|
|
TaskScheduler.FromCurrentSynchronizationContext ()
|
|
);
|
|
}
|
|
|
|
private static void RunSql ()
|
|
{
|
|
Thread.Sleep (100);
|
|
Assert.Equal (cancel, btn.Text);
|
|
Assert.Equal (one, total);
|
|
|
|
Application.Invoke (
|
|
() =>
|
|
{
|
|
btn.Text = "Pew Pew";
|
|
Interlocked.Increment (ref total);
|
|
btn.SetNeedsDraw ();
|
|
}
|
|
);
|
|
}
|
|
|
|
private static void RunTest (Random r, TextField tf, int numPasses, int numIncrements, int pollMs)
|
|
{
|
|
for (var j = 0; j < numPasses; j++)
|
|
{
|
|
_wakeUp.Reset ();
|
|
|
|
for (var i = 0; i < numIncrements; i++)
|
|
{
|
|
Launch (r, tf, (j + 1) * numIncrements);
|
|
}
|
|
|
|
while (tbCounter != (j + 1) * numIncrements) // Wait for tbCounter to reach expected value
|
|
{
|
|
int tbNow = tbCounter;
|
|
_wakeUp.Wait (pollMs);
|
|
|
|
if (tbCounter == tbNow)
|
|
{
|
|
// No change after wait: Idle handlers added via Application.Invoke have gone missing
|
|
Application.Invoke (() => Application.RequestStop ());
|
|
|
|
throw new TimeoutException (
|
|
$"Timeout: Increment lost. tbCounter ({tbCounter}) didn't "
|
|
+ $"change after waiting {pollMs} ms. Failed to reach {(j + 1) * numIncrements} on pass {j + 1}"
|
|
);
|
|
}
|
|
}
|
|
|
|
;
|
|
}
|
|
|
|
Application.Invoke (() => Application.RequestStop ());
|
|
}
|
|
|
|
private static void SetReadyToRun ()
|
|
{
|
|
Thread.Sleep (100);
|
|
Assert.Equal (pewPew, btn.Text);
|
|
Assert.Equal (two, total);
|
|
|
|
Application.Invoke (
|
|
() =>
|
|
{
|
|
btn.Text = "Click Me";
|
|
Interlocked.Increment (ref total);
|
|
btn.SetNeedsDraw ();
|
|
}
|
|
);
|
|
}
|
|
|
|
private static void StartWindow ()
|
|
{
|
|
var startWindow = new Window { Modal = true };
|
|
|
|
btn = new Button { Text = "Click Me" };
|
|
|
|
btn.Accepting += RunAsyncTest;
|
|
|
|
var totalbtn = new Button { X = Pos.Right (btn), Text = "total" };
|
|
|
|
totalbtn.Accepting += (s, e) => { MessageBox.Query ("Count", $"Count is {total}", "Ok"); };
|
|
|
|
startWindow.Add (btn);
|
|
startWindow.Add (totalbtn);
|
|
|
|
Application.Run (startWindow);
|
|
|
|
Assert.Equal (clickMe, btn.Text);
|
|
Assert.Equal (four, total);
|
|
|
|
Application.RequestStop ();
|
|
}
|
|
|
|
private class MillisecondTolerance : IEqualityComparer<TimeSpan>
|
|
{
|
|
private readonly int _tolerance;
|
|
public MillisecondTolerance (int tolerance) { _tolerance = tolerance; }
|
|
public bool Equals (TimeSpan x, TimeSpan y) { return Math.Abs (x.Milliseconds - y.Milliseconds) <= _tolerance; }
|
|
public int GetHashCode (TimeSpan obj) { return obj.GetHashCode (); }
|
|
}
|
|
|
|
private class TestMainloop : IMainLoopDriver
|
|
{
|
|
private MainLoop mainLoop;
|
|
public bool EventsPending () { throw new NotImplementedException (); }
|
|
public void Iteration () { throw new NotImplementedException (); }
|
|
public void TearDown () { throw new NotImplementedException (); }
|
|
public void Setup (MainLoop mainLoop) { this.mainLoop = mainLoop; }
|
|
public void Wakeup () { throw new NotImplementedException (); }
|
|
}
|
|
}
|