Jo Shields 3c1f479b9d Imported Upstream version 4.0.0~alpha1
Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9
2015-04-07 09:35:12 +01:00

322 lines
9.0 KiB
C#

//
// ApplicationContextTest.cs
//
// Author:
// Chris Toshok (toshok@ximian.com)
//
// (C) 2006 Novell, Inc. (http://www.novell.com)
//
using System;
using System.ComponentModel;
using System.Windows.Forms;
using System.Drawing;
using System.Reflection;
using System.Threading;
using NUnit.Framework;
namespace MonoTests.System.Windows.Forms
{
[TestFixture]
public class ApplicationTest : TestHelper
{
ApplicationContext ctx;
void form_visible_changed (object sender, EventArgs e)
{
Assert.AreEqual (sender, ctx.MainForm, "1");
((Form)sender).Close();
}
[Test]
public void ContextMainFormTest ()
{
Form f1 = new Form ();
f1.ShowInTaskbar = false;
ctx = new ApplicationContext (f1);
f1.VisibleChanged += new EventHandler (form_visible_changed);
Application.Run (ctx);
Assert.IsNull (ctx.MainForm, "2");
f1.Dispose ();
}
[Test]
public void Bug694908 ()
{
Application.ThreadException += CrashingForm.HandleThreadException;
using (var form = new CrashingForm ())
{
form.Show ();
Application.DoEvents ();
}
// with bug 694908 we don't come here. Instead NUnit exits.
Assert.IsTrue (CrashingForm.HasHandledException);
}
class CrashingForm: Form
{
private static Form _thisForm;
public CrashingForm ()
{
_thisForm = this;
var btn = new Button ();
SuspendLayout ();
btn.Paint += OnButtonPaint;
Controls.Add (btn);
ResumeLayout (false);
PerformLayout ();
}
private void OnButtonPaint (object sender, PaintEventArgs e)
{
throw new ArgumentException ();
}
public static bool HasHandledException { get; private set; }
public static void HandleThreadException (object sender, ThreadExceptionEventArgs args)
{
_thisForm.Refresh ();
Application.DoEvents ();
HasHandledException = true;
_thisForm.Close ();
}
}
[Test]
[ExpectedException (typeof (NotSupportedException))]
public void RestartNotSupportedExceptionTest ()
{
Application.Restart ();
}
[Test]
public void OpenFormsTest ()
{
IntPtr dummy = IntPtr.Zero;
Form f1 = null, f2 = null;
try {
f1 = new OpenFormsTestForm ();
Assert.AreEqual (0, Application.OpenForms.Count, "#1");
dummy = f1.Handle;
Assert.AreEqual (0, Application.OpenForms.Count, "#2");
f1.Close ();
Assert.AreEqual (0, Application.OpenForms.Count, "#3");
f1.Dispose ();
Assert.AreEqual (0, Application.OpenForms.Count, "#4");
f1 = new OpenFormsTestForm ();
Assert.AreEqual (0, Application.OpenForms.Count, "#5");
f1.Show ();
Assert.AreEqual (1, Application.OpenForms.Count, "#6");
f1.Close ();
Assert.AreEqual (0, Application.OpenForms.Count, "#7");
f1.Dispose ();
Assert.AreEqual (0, Application.OpenForms.Count, "#8");
f1 = new OpenFormsTestForm ();
Assert.AreEqual (0, Application.OpenForms.Count, "#9");
dummy = f1.Handle;
Assert.AreEqual (0, Application.OpenForms.Count, "#10");
f1.GetType ().GetMethod ("RecreateHandle", BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.ExactBinding).Invoke (f1, new object [] {});
Assert.AreEqual (0, Application.OpenForms.Count, "#11");
f1.Dispose ();
Assert.AreEqual (0, Application.OpenForms.Count, "#12");
f1 = new OpenFormsTestForm ();
Assert.AreEqual (0, Application.OpenForms.Count, "#13");
f1.Show ();
Assert.AreEqual (1, Application.OpenForms.Count, "#14");
f2 = new OpenFormsTestForm ();
Assert.AreEqual (1, Application.OpenForms.Count, "#15");
f2.Show ();
Assert.AreEqual (2, Application.OpenForms.Count, "#16");
f1.Dispose ();
Assert.AreEqual (1, Application.OpenForms.Count, "#17");
f2.Close ();
Assert.AreEqual (0, Application.OpenForms.Count, "#18");
f1 = new OpenFormsTestForm ();
Assert.AreEqual (0, Application.OpenForms.Count, "#19");
f1.Show ();
Assert.AreEqual (1, Application.OpenForms.Count, "#20");
f2 = new OpenFormsTestForm ();
Assert.AreEqual (1, Application.OpenForms.Count, "#21");
f2.Show ();
Assert.AreEqual (2, Application.OpenForms.Count, "#22");
f1.Visible = false;
Assert.AreEqual (2, Application.OpenForms.Count, "#23");
f2.Visible = false;
Assert.AreEqual (2, Application.OpenForms.Count, "#24");
f1.Dispose ();
Assert.AreEqual (1, Application.OpenForms.Count, "#25");
f2.Close ();
Assert.AreEqual (0, Application.OpenForms.Count, "#26");
} finally {
if (f1 != null) {
f1.Dispose ();
}
if (f2 != null) {
f2.Dispose ();
}
}
TestHelper.RemoveWarning (dummy);
}
[Test]
public void MethodRaiseIdle ()
{
bool idle_raised = false;
Application.Idle += new EventHandler (delegate (Object obj, EventArgs e) { idle_raised = true; });
Application.RaiseIdle (EventArgs.Empty);
Assert.AreEqual (true, idle_raised, "R1");
}
void Application_Idle (object sender, EventArgs e)
{
throw new Exception ("The method or operation is not implemented.");
}
class OpenFormsTestForm : Form
{
public bool have_been_opened;
public bool IsInOpenForms ()
{
foreach (Form form in Application.OpenForms) {
if (form == this) {
have_been_opened = true;
return true;
}
}
return false;
}
protected override void OnLoad (EventArgs e)
{
Assert.AreEqual (false, IsInOpenForms (), "#OnLoad-A");
base.OnLoad (e);
Assert.AreEqual (true, IsInOpenForms (), "#OnLoad-B");
}
protected override void OnCreateControl ()
{
Assert.AreEqual (false, IsInOpenForms (), "#OnCreateControl-A");
base.OnCreateControl ();
Assert.AreEqual (true, IsInOpenForms (), "#OnCreateControl-B");
}
// Activation may not be synchronous, causing too many false positives
protected override void OnActivated (EventArgs e)
{
bool dummy = IsInOpenForms ();
//Assert.AreEqual (true, IsInOpenForms (), "#OnActivated-A");
base.OnActivated (e);
dummy = IsInOpenForms ();
//Assert.AreEqual (true, IsInOpenForms (), "#OnActivated-B");
}
protected override void OnClosed (EventArgs e)
{
Assert.AreEqual (have_been_opened, IsInOpenForms (), "#OnClosed-A");
base.OnClosed (e);
Assert.AreEqual (have_been_opened, IsInOpenForms (), "#OnClosed-B");
}
protected override void OnClosing (CancelEventArgs e)
{
Assert.AreEqual (have_been_opened, IsInOpenForms (), "#OnClosing-A");
base.OnClosing (e);
Assert.AreEqual (have_been_opened, IsInOpenForms (), "#OnClosing-B");
}
protected override void OnDeactivate (EventArgs e)
{
Assert.AreEqual (true, IsInOpenForms (), "#OnDeactivate-A");
base.OnDeactivate (e);
Assert.AreEqual (true, IsInOpenForms (), "#OnDeactivate-B");
}
protected override void OnFormClosed (FormClosedEventArgs e)
{
Assert.AreEqual (have_been_opened, IsInOpenForms (), "#OnFormClosed-A");
base.OnFormClosed (e);
Assert.AreEqual (false, IsInOpenForms (), "#OnFormClosed-B");
}
protected override void OnFormClosing (FormClosingEventArgs e)
{
Assert.AreEqual (have_been_opened, IsInOpenForms (), "#OnFormClosing-A");
base.OnFormClosing (e);
Assert.AreEqual (have_been_opened, IsInOpenForms (), "#OnFormClosing-B");
}
protected override void OnHandleCreated (EventArgs e)
{
Assert.AreEqual (false, IsInOpenForms (), "#OnHandleCreated-A");
base.OnHandleCreated (e);
Assert.AreEqual (false, IsInOpenForms (), "#OnHandleCreated-B");
}
protected override void OnHandleDestroyed (EventArgs e)
{
//Assert.AreEqual (have_been_opened, IsInOpenForms (), "#OnHandleDestroyed-A");
base.OnHandleDestroyed (e);
Assert.AreEqual (false, IsInOpenForms (), "#OnHandleDestroyed-B");
}
protected override void SetVisibleCore (bool value)
{
if (value)
Assert.AreEqual (false && value, IsInOpenForms (), "#SetVisibleCore-A");
base.SetVisibleCore (value);
Assert.AreEqual (true, IsInOpenForms (), "#SetVisibleCore-B");
}
protected override void OnVisibleChanged (EventArgs e)
{
Assert.AreEqual (true, IsInOpenForms (), "#OnVisibleChanged-A");
base.OnVisibleChanged (e);
Assert.AreEqual (true, IsInOpenForms (), "#OnVisibleChanged-B");
}
protected override void CreateHandle ()
{
Assert.AreEqual (false, IsInOpenForms (), "#CreateHandle-A");
base.CreateHandle ();
// We have a different stack trace here, so we're not matching MS
// Assert.AreEqual (false, IsInOpenForms (), "#CreateHandle-B");
}
protected override void DestroyHandle ()
{
//Dispose may be called several times, so this isn't correct
//Assert.AreEqual (have_been_opened, IsInOpenForms (), "#DestroyHandle-A");
base.DestroyHandle ();
Assert.AreEqual (false, IsInOpenForms (), "#DestroyHandle-B");
}
protected override void Dispose (bool disposing)
{
//Dispose may be called several times, so this isn't correct
//Assert.AreEqual (have_been_opened, IsInOpenForms (), "#Dispose-A");
base.Dispose (disposing);
Assert.AreEqual (false, IsInOpenForms (), "#Dispose-B");
}
}
}
}