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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.ComponentModel;
using System.Drawing;
using System.Runtime.InteropServices;
using System.Text;
using System.Windows.Forms.TestUtilities;
using Point = System.Drawing.Point;
using Size = System.Drawing.Size;
namespace System.Windows.Forms.Tests;
[Collection("Sequential")] // workaround for WebBrowser control corrupting memory when run on multiple UI threads
public class WebBrowserTests
{
[WinFormsFact]
public void WebBrowser_Ctor_Default()
{
using SubWebBrowser control = new();
Assert.Null(control.ActiveXInstance);
Assert.False(control.AllowDrop);
Assert.True(control.AllowNavigation);
Assert.Equal(AnchorStyles.Top | AnchorStyles.Left, control.Anchor);
Assert.False(control.AutoSize);
Assert.Equal(Control.DefaultBackColor, control.BackColor);
Assert.Null(control.BackgroundImage);
Assert.Equal(ImageLayout.Tile, control.BackgroundImageLayout);
Assert.Null(control.BindingContext);
Assert.Equal(250, control.Bottom);
Assert.Equal(new Rectangle(0, 0, 250, 250), control.Bounds);
Assert.False(control.CanGoBack);
Assert.False(control.CanGoForward);
Assert.True(control.CanEnableIme);
Assert.True(control.CanRaiseEvents);
Assert.False(control.CanSelect);
Assert.True(control.CausesValidation);
Assert.Equal(new Size(250, 250), control.ClientSize);
Assert.Equal(new Rectangle(0, 0, 250, 250), control.ClientRectangle);
Assert.Null(control.Container);
Assert.Null(control.ContextMenuStrip);
Assert.Empty(control.Controls);
Assert.Same(control.Controls, control.Controls);
Assert.False(control.Created);
Assert.Same(Cursors.Default, control.Cursor);
Assert.Same(Cursors.Default, control.DefaultCursor);
Assert.Equal(ImeMode.Inherit, control.DefaultImeMode);
Assert.Equal(new Padding(3), control.DefaultMargin);
Assert.Equal(Size.Empty, control.DefaultMaximumSize);
Assert.Equal(Size.Empty, control.DefaultMinimumSize);
Assert.Equal(Padding.Empty, control.DefaultPadding);
Assert.Equal(new Size(250, 250), control.DefaultSize);
Assert.False(control.DesignMode);
Assert.Equal(new Rectangle(0, 0, 250, 250), control.DisplayRectangle);
Assert.Equal(DockStyle.None, control.Dock);
Assert.False(control.DoubleBuffered);
Assert.True(control.Enabled);
Assert.NotNull(control.Events);
Assert.Same(control.Events, control.Events);
Assert.Equal(Control.DefaultFont, control.Font);
Assert.Equal(control.Font.Height, control.FontHeight);
Assert.Equal(Control.DefaultForeColor, control.ForeColor);
Assert.False(control.HasChildren);
Assert.Equal(250, control.Height);
Assert.Equal(ImeMode.NoControl, control.ImeMode);
Assert.Equal(ImeMode.NoControl, control.ImeModeBase);
Assert.True(control.IsWebBrowserContextMenuEnabled);
Assert.NotNull(control.LayoutEngine);
Assert.Same(control.LayoutEngine, control.LayoutEngine);
Assert.Equal(0, control.Left);
Assert.Equal(Point.Empty, control.Location);
Assert.Equal(new Padding(3), control.Margin);
Assert.Equal(Size.Empty, control.MaximumSize);
Assert.Equal(Size.Empty, control.MinimumSize);
Assert.Null(control.ObjectForScripting);
Assert.Equal(Padding.Empty, control.Padding);
Assert.Null(control.Parent);
Assert.Equal("Microsoft\u00AE .NET", control.ProductName);
Assert.Equal(new Size(250, 250), control.PreferredSize);
Assert.False(control.RecreatingHandle);
Assert.Null(control.Region);
Assert.False(control.ResizeRedraw);
Assert.Equal(250, control.Right);
Assert.Equal(RightToLeft.No, control.RightToLeft);
Assert.Null(control.Site);
Assert.Equal(new Size(250, 250), control.Size);
Assert.True(control.ScrollBarsEnabled);
Assert.Equal(0, control.TabIndex);
Assert.True(control.TabStop);
Assert.Empty(control.Text);
Assert.Equal(0, control.Top);
Assert.Null(control.TopLevelControl);
Assert.NotNull(control.Version);
Assert.NotSame(control.Version, control.Version);
Assert.True(control.Visible);
Assert.True(control.WebBrowserShortcutsEnabled);
Assert.Equal(250, control.Width);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_CreateParams_GetDefault_ReturnsExpected()
{
using SubWebBrowser control = new();
CreateParams createParams = control.CreateParams;
Assert.Null(createParams.Caption);
Assert.Null(createParams.ClassName);
Assert.Equal(0x8, createParams.ClassStyle);
Assert.Equal(0, createParams.ExStyle);
Assert.Equal(250, createParams.Height);
Assert.Equal(IntPtr.Zero, createParams.Parent);
Assert.Null(createParams.Param);
Assert.Equal(0x56010000, createParams.Style);
Assert.Equal(250, createParams.Width);
Assert.Equal(0, createParams.X);
Assert.Equal(0, createParams.Y);
Assert.Same(createParams, control.CreateParams);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ActiveXInstance_GetWithHandle_ReturnsNull()
{
using WebBrowser control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
Assert.Null(control.ActiveXInstance);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_AllowNavigation_Set_GetReturnsExpected(bool value)
{
using WebBrowser control = new()
{
AllowNavigation = value
};
Assert.Equal(value, control.AllowNavigation);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set same.
control.AllowNavigation = value;
Assert.Equal(value, control.AllowNavigation);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set different.
control.AllowNavigation = !value;
Assert.Equal(!value, control.AllowNavigation);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_AllowNavigation_SetWithInstance_GetReturnsExpected(bool value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.AllowNavigation = value;
Assert.Equal(value, control.AllowNavigation);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.AllowNavigation = value;
Assert.Equal(value, control.AllowNavigation);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set different.
control.AllowNavigation = !value;
Assert.Equal(!value, control.AllowNavigation);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_AllowNavigation_SetWithSink_GetReturnsExpected(bool value)
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.CreateSink();
control.AllowNavigation = value;
Assert.Equal(value, control.AllowNavigation);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.AllowNavigation = value;
Assert.Equal(value, control.AllowNavigation);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set different.
control.AllowNavigation = !value;
Assert.Equal(!value, control.AllowNavigation);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
control.Stop();
}
[WinFormsFact]
public void WebBrowser_AllowWebBrowserDrop_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.True(control.AllowWebBrowserDrop);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_AllowWebBrowserDrop_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.True(control.AllowWebBrowserDrop);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_AllowWebBrowserDrop_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.AllowWebBrowserDrop);
}
[WinFormsFact]
public void WebBrowser_AllowWebBrowserDrop_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.AllowWebBrowserDrop);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_AllowWebBrowserDrop_Set_GetReturnsExpected(bool value)
{
using WebBrowser control = new()
{
AllowWebBrowserDrop = value
};
Assert.Equal(value, control.AllowWebBrowserDrop);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.AllowWebBrowserDrop = value;
Assert.Equal(value, control.AllowWebBrowserDrop);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set different.
control.AllowWebBrowserDrop = !value;
Assert.Equal(!value, control.AllowWebBrowserDrop);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public unsafe void WebBrowser_AllowWebBrowserDrop_SetWithInstance_GetReturnsExpected(bool value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.AllowWebBrowserDrop = value;
Assert.Equal(value, control.AllowWebBrowserDrop);
Assert.NotNull(control.ActiveXInstance);
VARIANT_BOOL register = default;
using var webBrowser = ComHelpers.GetComScope<IWebBrowser2>(control.ActiveXInstance);
Assert.True(webBrowser.Value->get_RegisterAsDropTarget(®ister).Succeeded);
Assert.Equal(value, (bool)register);
Assert.True(control.IsHandleCreated);
// Set same.
control.AllowWebBrowserDrop = value;
Assert.Equal(value, control.AllowWebBrowserDrop);
Assert.NotNull(control.ActiveXInstance);
Assert.True(webBrowser.Value->get_RegisterAsDropTarget(®ister).Succeeded);
Assert.Equal(value, (bool)register);
Assert.True(control.IsHandleCreated);
// Set different.
control.AllowWebBrowserDrop = !value;
Assert.Equal(!value, control.AllowWebBrowserDrop);
Assert.NotNull(control.ActiveXInstance);
Assert.True(webBrowser.Value->get_RegisterAsDropTarget(®ister).Succeeded);
Assert.Equal(!value, (bool)register);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_AllowWebBrowserDrop_SetDisposed_ThrowsObjectDisposedException(bool value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.AllowWebBrowserDrop = value);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_AllowWebBrowserDrop_SetDetached_ThrowsInvalidOperationException(bool value)
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.AllowWebBrowserDrop = value);
}
[WinFormsFact]
public void WebBrowser_CanGoBack_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
Assert.False(control.CanGoBack);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_CanGoBack_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file1 = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file1.Path));
Assert.True(await source.Task);
Assert.False(control.CanGoBack);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
}
[WinFormsFact]
public void WebBrowser_CanGoForward_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.False(control.CanGoForward);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_CanGoForward_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file1 = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file1.Path));
Assert.True(await source.Task);
Assert.False(control.CanGoForward);
}
[WinFormsFact]
public void WebBrowser_Document_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Null(control.Document);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Document_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Null(control.Document);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData("<title>NewDocument</title>", "NewDocument")]
[InlineData("<title></title>", "")]
public async Task WebBrowser_Document_GetWithDocument_ReturnsExpected(string titleHtml, string expectedTitle)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
string html = $"<html><head>{titleHtml}</head></html>";
using var file = CreateTempFile(html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
HtmlDocument document = control.Document;
Assert.NotNull(document);
Assert.NotSame(document, control.Document);
Assert.Equal(expectedTitle, document.Title);
}
[WinFormsFact]
public void WebBrowser_Document_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.Document);
}
[WinFormsFact]
public void WebBrowser_Document_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.Document);
}
[WinFormsFact]
public void WebBrowser_DocumentStream_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Null(control.DocumentStream);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_DocumentStream_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Null(control.DocumentStream);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_DocumentStream_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
MemoryStream documentStream = Assert.IsType<MemoryStream>(control.DocumentStream);
Assert.Equal(Html, Encoding.UTF8.GetString(documentStream.ToArray()));
Assert.NotSame(documentStream, control.DocumentStream);
}
[WinFormsFact]
public void WebBrowser_DocumentStream_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.DocumentStream);
}
[WinFormsFact]
public void WebBrowser_DocumentStream_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.DocumentStream);
}
[WinFormsFact]
public async Task WebBrowser_DocumentStream_Set_GetReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using MemoryStream value = new(Encoding.UTF8.GetBytes(Html));
await Task.Run(() => control.DocumentStream = value);
Assert.True(await source.Task);
Assert.Equal(Html, control.DocumentText);
Assert.Equal("about:blank", control.Url.OriginalString);
// Set null.
control.DocumentStream = null;
Assert.True(await source.Task);
Assert.Equal(Html, control.DocumentText);
Assert.Equal("about:blank", control.Url.OriginalString);
}
[WinFormsFact]
public void WebBrowser_DocumentStream_SetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.DocumentStream = null);
}
[WinFormsFact]
public void WebBrowser_DocumentStream_SetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.DocumentStream = null);
}
[WinFormsFact]
public void WebBrowser_DocumentText_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Empty(control.DocumentText);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_DocumentText_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Empty(control.DocumentText);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_DocumentText_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
string documentText = control.DocumentText;
Assert.Equal(documentText, control.DocumentText);
Assert.NotSame(documentText, control.DocumentText);
}
[WinFormsFact]
public void WebBrowser_DocumentText_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.DocumentText);
}
[WinFormsFact]
public void WebBrowser_DocumentText_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.DocumentText);
}
[WinFormsTheory]
[StringWithNullData]
public void WebBrowser_DocumentText_Set_GetReturnsExpected(string value)
{
using WebBrowser control = new()
{
DocumentText = value
};
Assert.NotEmpty(control.DocumentText);
Assert.DoesNotContain('\0', control.DocumentText);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.DocumentText = value;
Assert.NotEmpty(control.DocumentText);
Assert.DoesNotContain('\0', control.DocumentText);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[StringWithNullData]
public void WebBrowser_DocumentText_SetWithInstance_GetReturnsExpected(string value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.DocumentText = value;
Assert.NotEmpty(control.DocumentText);
Assert.DoesNotContain('\0', control.DocumentText);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.DocumentText = value;
Assert.NotEmpty(control.DocumentText);
Assert.DoesNotContain('\0', control.DocumentText);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_DocumentText_SetValidHtml_GetReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
TaskCompletionSource<bool> source = new();
int navigatingCallCount = 0;
control.Navigating += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal("about:blank", e.Url.OriginalString);
Assert.Empty(e.TargetFrameName);
Assert.False(e.Cancel);
navigatingCallCount++;
};
int navigatedCallCount = 0;
control.Navigated += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal("about:blank", e.Url.OriginalString);
navigatedCallCount++;
};
int documentTitleChangedCallCount = 0;
control.DocumentTitleChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
documentTitleChangedCallCount++;
};
int documentCompletedCallCount = 0;
control.DocumentCompleted += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal("about:blank", e.Url.OriginalString);
documentCompletedCallCount++;
source.SetResult(true);
};
int encryptionLevelChangedCallCount = 0;
control.EncryptionLevelChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
encryptionLevelChangedCallCount++;
};
int statusTextChangedCallCount = 0;
control.StatusTextChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
statusTextChangedCallCount++;
};
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
await Task.Run(() => control.DocumentText = Html);
Assert.True(await source.Task);
Assert.Equal("about:blank", control.Url.OriginalString);
Assert.Equal(1, navigatingCallCount);
Assert.Equal(2, navigatedCallCount);
Assert.True(documentTitleChangedCallCount > 0);
Assert.Equal(1, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount > 0);
Assert.True(statusTextChangedCallCount > 0);
// Call again
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.DocumentText = Html);
Assert.True(await source.Task);
Assert.Equal("about:blank", control.Url.OriginalString);
Assert.Equal(2, navigatingCallCount);
Assert.Equal(4, navigatedCallCount);
Assert.True(documentTitleChangedCallCount > 0);
Assert.Equal(2, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount > 0);
Assert.True(statusTextChangedCallCount > 0);
// Set null.
control.DocumentText = null;
Assert.True(await source.Task);
Assert.Equal(Html, control.DocumentText);
Assert.Equal("about:blank", control.Url.OriginalString);
// Set empty.
control.DocumentText = string.Empty;
Assert.True(await source.Task);
Assert.Equal(Html, control.DocumentText);
Assert.Equal("about:blank", control.Url.OriginalString);
}
[WinFormsFact]
public void WebBrowser_DocumentText_SetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.DocumentText = null);
}
[WinFormsFact]
public void WebBrowser_DocumentText_SetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.DocumentText = null);
}
[WinFormsFact]
public void WebBrowser_DocumentTitle_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Empty(control.DocumentTitle);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_DocumentTitle_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Empty(control.DocumentTitle);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData("<title>NewDocument</title>", "NewDocument")]
[InlineData("<title></title>", "")]
[InlineData("", "")]
public async Task WebBrowser_DocumentTitle_GetWithDocument_ReturnsExpected(string titleHtml, string expected)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
string html = $"<html><head>{titleHtml}</head></html>";
using var file = CreateTempFile(html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.Equal(expected, control.DocumentTitle);
}
[WinFormsFact]
public void WebBrowser_DocumentTitle_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.DocumentTitle);
}
[WinFormsFact]
public void WebBrowser_DocumentTitle_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.DocumentTitle);
}
[WinFormsFact]
public void WebBrowser_DocumentType_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Empty(control.DocumentType);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_DocumentType_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Empty(control.DocumentType);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_DocumentType_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.NotEmpty(control.DocumentType);
Assert.DoesNotContain('\0', control.DocumentType);
}
[WinFormsFact]
public void WebBrowser_DocumentType_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.DocumentType);
}
[WinFormsFact]
public void WebBrowser_DocumentType_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.DocumentType);
}
[WinFormsFact]
public void WebBrowser_EncryptionLevel_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Equal(WebBrowserEncryptionLevel.Unknown, control.EncryptionLevel);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_EncryptionLevel_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Equal(WebBrowserEncryptionLevel.Unknown, control.EncryptionLevel);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_EncryptionLevel_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.Equal(WebBrowserEncryptionLevel.Insecure, control.EncryptionLevel);
}
[WinFormsFact]
public void WebBrowser_EncryptionLevel_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.EncryptionLevel);
}
[WinFormsFact]
public void WebBrowser_EncryptionLevel_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.EncryptionLevel);
}
[WinFormsFact]
public void WebBrowser_Focused_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.False(control.Focused);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Focused_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.False(control.Focused);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Focused_GetWithHandle_ReturnsExpected()
{
using WebBrowser control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
((Control)control).StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.False(control.Focused);
Assert.Null(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void WebBrowser_IsBusy_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.False(control.IsBusy);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_IsBusy_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.False(control.IsBusy);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_IsBusy_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.False(control.IsBusy);
}
[WinFormsFact]
public void WebBrowser_IsBusy_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.IsBusy);
}
[WinFormsFact]
public void WebBrowser_IsBusy_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.IsBusy);
}
[WinFormsFact]
public void WebBrowser_IsOffline_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.False(control.IsOffline);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_IsOffline_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.False(control.IsOffline);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_IsOffline_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.IsOffline);
}
[WinFormsFact]
public void WebBrowser_IsOffline_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.IsOffline);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_IsWebBrowserContextMenuEnabled_Set_GetReturnsExpected(bool value)
{
using WebBrowser control = new()
{
IsWebBrowserContextMenuEnabled = value
};
Assert.Equal(value, control.IsWebBrowserContextMenuEnabled);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set same.
control.IsWebBrowserContextMenuEnabled = value;
Assert.Equal(value, control.IsWebBrowserContextMenuEnabled);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set different.
control.IsWebBrowserContextMenuEnabled = !value;
Assert.Equal(!value, control.IsWebBrowserContextMenuEnabled);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_IsWebBrowserContextMenuEnabled_SetWithInstance_GetReturnsExpected(bool value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.IsWebBrowserContextMenuEnabled = value;
Assert.Equal(value, control.IsWebBrowserContextMenuEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.IsWebBrowserContextMenuEnabled = value;
Assert.Equal(value, control.IsWebBrowserContextMenuEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set different.
control.IsWebBrowserContextMenuEnabled = !value;
Assert.Equal(!value, control.IsWebBrowserContextMenuEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
public static IEnumerable<object[]> ObjectForScripting_Set_TestData()
{
yield return new object[] { null };
yield return new object[] { new CustomScriptingObject() };
}
[WinFormsTheory]
[MemberData(nameof(ObjectForScripting_Set_TestData))]
public void WebBrowser_ObjectForScripting_Set_GetReturnsExpected(object value)
{
using WebBrowser control = new()
{
ObjectForScripting = value
};
Assert.Same(value, control.ObjectForScripting);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set same.
control.ObjectForScripting = value;
Assert.Same(value, control.ObjectForScripting);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(ObjectForScripting_Set_TestData))]
public void WebBrowser_ObjectForScripting_SetWithInstance_GetReturnsExpected(object value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent,
ObjectForScripting = value
};
Assert.Same(value, control.ObjectForScripting);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.ObjectForScripting = value;
Assert.Same(value, control.ObjectForScripting);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ObjectForScripting_SetNotComVisible_ThrowsArgumentException()
{
using WebBrowser control = new();
Assert.Throws<ArgumentException>("value", () => control.ObjectForScripting = new PrivateClass());
}
[WinFormsTheory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetPaddingNormalizedTheoryData))]
public void WebBrowser_Padding_Set_GetReturnsExpected(Padding value, Padding expected)
{
using WebBrowser control = new()
{
Padding = value
};
Assert.Equal(expected, control.Padding);
Assert.False(control.IsHandleCreated);
// Set same.
control.Padding = value;
Assert.Equal(expected, control.Padding);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetPaddingNormalizedTheoryData))]
public void WebBrowser_Padding_SetWithHandle_GetReturnsExpected(Padding value, Padding expected)
{
using WebBrowser control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
((Control)control).StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
control.Padding = value;
Assert.Equal(expected, control.Padding);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Set same.
control.Padding = value;
Assert.Equal(expected, control.Padding);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void WebBrowser_Padding_SetWithHandler_CallsPaddingChanged()
{
using WebBrowser control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Equal(control, sender);
Assert.Equal(EventArgs.Empty, e);
callCount++;
};
control.PaddingChanged += handler;
// Set different.
Padding padding1 = new(1);
control.Padding = padding1;
Assert.Equal(padding1, control.Padding);
Assert.Equal(1, callCount);
// Set same.
control.Padding = padding1;
Assert.Equal(padding1, control.Padding);
Assert.Equal(1, callCount);
// Set different.
Padding padding2 = new(2);
control.Padding = padding2;
Assert.Equal(padding2, control.Padding);
Assert.Equal(2, callCount);
// Remove handler.
control.PaddingChanged -= handler;
control.Padding = padding1;
Assert.Equal(padding1, control.Padding);
Assert.Equal(2, callCount);
}
[WinFormsFact]
public void WebBrowser_Parent_SetNonNull_AddsToControls()
{
using WebBrowser parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Same(parent, control.Parent);
Assert.Same(control, Assert.Single(parent.Controls));
// Set same.
control.Parent = parent;
Assert.Same(parent, control.Parent);
Assert.Same(control, Assert.Single(parent.Controls));
}
[WinFormsFact]
public void WebBrowser_Parent_SetParent_GetReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Same(parent, control.Parent);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set null.
control.Parent = null;
Assert.Null(control.Parent);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Parent_SetParentNotVisible_GetReturnsExpected()
{
using Control parent = new()
{
Visible = false
};
using WebBrowser control = new()
{
Parent = parent
};
Assert.Same(parent, control.Parent);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set null.
control.Parent = null;
Assert.Null(control.Parent);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Parent_SetChildNotVisible_GetReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Visible = false,
Parent = parent
};
Assert.Same(parent, control.Parent);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set null.
control.Parent = null;
Assert.Null(control.Parent);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Parent_SetWithHandle_GetReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
control.Parent = parent;
Assert.Same(parent, control.Parent);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set null.
control.Parent = null;
Assert.Null(control.Parent);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Parent_SetWithHandleParentNotVisible_GetReturnsExpected()
{
using Control parent = new()
{
Visible = false
};
using WebBrowser control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
control.Parent = parent;
Assert.Same(parent, control.Parent);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set null.
control.Parent = null;
Assert.Null(control.Parent);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Parent_SetWithHandleChildNotVisible_GetReturnsExpected()
{
using Control parent = new();
Assert.NotEqual(IntPtr.Zero, parent.Handle);
using WebBrowser control = new()
{
Visible = false,
Parent = parent
};
Assert.Same(parent, control.Parent);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set null.
control.Parent = null;
Assert.Null(control.Parent);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Parent_SetWithHandler_CallsParentChanged()
{
using WebBrowser parent = new();
using WebBrowser control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
callCount++;
};
control.ParentChanged += handler;
// Set different.
control.Parent = parent;
Assert.Same(parent, control.Parent);
Assert.Equal(1, callCount);
// Set same.
control.Parent = parent;
Assert.Same(parent, control.Parent);
Assert.Equal(1, callCount);
// Set null.
control.Parent = null;
Assert.Null(control.Parent);
Assert.Equal(2, callCount);
// Remove handler.
control.ParentChanged -= handler;
control.Parent = parent;
Assert.Same(parent, control.Parent);
Assert.Equal(2, callCount);
}
[WinFormsFact]
public void WebBrowser_Parent_SetSame_ThrowsArgumentException()
{
using WebBrowser control = new();
Assert.Throws<ArgumentException>(() => control.Parent = control);
Assert.Null(control.Parent);
}
[WinFormsFact]
public void WebBrowser_ReadyState_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Equal(WebBrowserReadyState.Uninitialized, control.ReadyState);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ReadyState_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Equal(WebBrowserReadyState.Uninitialized, control.ReadyState);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_ReadyState_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.Equal(WebBrowserReadyState.Complete, control.ReadyState);
}
[WinFormsFact]
public void WebBrowser_ReadyState_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.ReadyState);
}
[WinFormsFact]
public void WebBrowser_ReadyState_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.ReadyState);
}
[WinFormsFact]
public void WebBrowser_ScriptErrorsSuppressed_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.False(control.ScriptErrorsSuppressed);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ScriptErrorsSuppressed_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.False(control.ScriptErrorsSuppressed);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ScriptErrorsSuppressed_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.ScriptErrorsSuppressed);
}
[WinFormsFact]
public void WebBrowser_ScriptErrorsSuppressed_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.ScriptErrorsSuppressed);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_ScriptErrorsSuppressed_Set_GetReturnsExpected(bool value)
{
using WebBrowser control = new()
{
ScriptErrorsSuppressed = value
};
Assert.Equal(value, control.ScriptErrorsSuppressed);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.ScriptErrorsSuppressed = value;
Assert.Equal(value, control.ScriptErrorsSuppressed);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set different.
control.ScriptErrorsSuppressed = !value;
Assert.Equal(!value, control.ScriptErrorsSuppressed);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public unsafe void WebBrowser_ScriptErrorsSuppressed_SetWithInstance_GetReturnsExpected(bool value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.ScriptErrorsSuppressed = value;
Assert.Equal(value, control.ScriptErrorsSuppressed);
Assert.NotNull(control.ActiveXInstance);
using var webBrowser = ComHelpers.GetComScope<IWebBrowser2>(control.ActiveXInstance);
VARIANT_BOOL silent = default;
Assert.True(webBrowser.Value->get_Silent(&silent).Succeeded);
Assert.Equal(value, (bool)silent);
Assert.True(control.IsHandleCreated);
// Set same.
control.ScriptErrorsSuppressed = value;
Assert.Equal(value, control.ScriptErrorsSuppressed);
Assert.NotNull(control.ActiveXInstance);
Assert.True(webBrowser.Value->get_Silent(&silent).Succeeded);
Assert.Equal(value, (bool)silent);
Assert.True(control.IsHandleCreated);
// Set different.
control.ScriptErrorsSuppressed = !value;
Assert.Equal(!value, control.ScriptErrorsSuppressed);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_ScriptErrorsSuppressed_SetDisposed_ThrowsObjectDisposedException(bool value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.ScriptErrorsSuppressed = value);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_ScriptErrorsSuppressed_SetDetached_ThrowsInvalidOperationException(bool value)
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.ScriptErrorsSuppressed = value);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_ScrollBarsEnabled_Set_GetReturnsExpected(bool value)
{
using WebBrowser control = new()
{
ScrollBarsEnabled = value
};
Assert.Equal(value, control.ScrollBarsEnabled);
Assert.Equal(!value, control.ActiveXInstance is not null);
Assert.Equal(!value, control.IsHandleCreated);
// Set same.
control.ScrollBarsEnabled = value;
Assert.Equal(value, control.ScrollBarsEnabled);
Assert.Equal(!value, control.ActiveXInstance is not null);
Assert.Equal(!value, control.IsHandleCreated);
// Set different.
control.ScrollBarsEnabled = !value;
Assert.Equal(!value, control.ScrollBarsEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_ScrollBarsEnabled_SetWithInstance_GetReturnsExpected(bool value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.ScrollBarsEnabled = value;
Assert.Equal(value, control.ScrollBarsEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.ScrollBarsEnabled = value;
Assert.Equal(value, control.ScrollBarsEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set different.
control.ScrollBarsEnabled = !value;
Assert.Equal(!value, control.ScrollBarsEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_StatusText_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Empty(control.StatusText);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_StatusText_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Empty(control.StatusText);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_StatusText_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.Equal("Done", control.StatusText);
}
[WinFormsFact]
public void WebBrowser_StatusText_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.StatusText);
}
[WinFormsFact]
public void WebBrowser_StatusText_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.StatusText);
}
[WinFormsFact]
public void WebBrowser_Url_Get_ReturnsExpected()
{
using WebBrowser control = new();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Url_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_Url_GetWithDocument_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
}
[WinFormsFact]
public void WebBrowser_Url_GetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.Url);
}
[WinFormsFact]
public void WebBrowser_Url_GetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.Url);
}
[WinFormsFact]
public async Task WebBrowser_Url_Set_GetReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
int navigatingCallCount = 0;
control.Navigating += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
Assert.Empty(e.TargetFrameName);
Assert.False(e.Cancel);
navigatingCallCount++;
};
int navigatedCallCount = 0;
control.Navigated += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
navigatedCallCount++;
};
int documentTitleChangedCallCount = 0;
control.DocumentTitleChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
documentTitleChangedCallCount++;
};
int documentCompletedCallCount = 0;
control.DocumentCompleted += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
documentCompletedCallCount++;
source.SetResult(true);
};
int encryptionLevelChangedCallCount = 0;
control.EncryptionLevelChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
encryptionLevelChangedCallCount++;
};
int statusTextChangedCallCount = 0;
control.StatusTextChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
statusTextChangedCallCount++;
};
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
await Task.Run(() => control.Url = new Uri(file.Path));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(1, navigatingCallCount);
Assert.Equal(1, navigatedCallCount);
Assert.Equal(2, documentTitleChangedCallCount);
Assert.Equal(1, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount > 0);
Assert.True(statusTextChangedCallCount > 0);
// Set same.
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Url = new Uri(file.Path));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(2, navigatingCallCount);
Assert.Equal(2, navigatedCallCount);
Assert.Equal(4, documentTitleChangedCallCount);
Assert.Equal(2, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount > 0);
Assert.True(statusTextChangedCallCount > 0);
}
public static IEnumerable<object[]> Url_Set_NullOrEmpty_TestData()
{
yield return new object[] { null };
yield return new object[] { new Uri("", UriKind.Relative) };
}
[WinFormsTheory]
[MemberData(nameof(Url_Set_NullOrEmpty_TestData))]
public async Task WebBrowser_Url_SetNullOrEmpty_GoesToBlank(Uri nullOrEmptyUri)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
await Task.Run(() => control.Url = new Uri(file.Path));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Url = nullOrEmptyUri);
Assert.True(await source.Task);
Assert.Equal("about:blank", control.Url.OriginalString);
}
[WinFormsFact]
public void WebBrowser_Url_SetRelativeUri_ThrowsArgumentException()
{
using WebBrowser control = new();
Uri relativeUri = new("/path", UriKind.Relative);
Assert.Throws<ArgumentException>(() => control.Url = relativeUri);
}
[WinFormsFact]
public void WebBrowser_Url_SetDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.Url = null);
}
[WinFormsFact]
public void WebBrowser_Url_SetDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.Url = null);
}
[WinFormsFact]
public void WebBrowser_Version_GetWithInstance_ReturnsExpected()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.NotNull(control.Version);
Assert.NotSame(control.Version, control.Version);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_Visible_Set_GetReturnsExpected(bool value)
{
using WebBrowser control = new()
{
Visible = value
};
Assert.Equal(value, control.Visible);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set same.
control.Visible = value;
Assert.Equal(value, control.Visible);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set different.
control.Visible = !value;
Assert.Equal(!value, control.Visible);
Assert.Equal(!value, control.ActiveXInstance is not null);
Assert.Equal(!value, control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Visible_SetTrue_GetReturnsExpected()
{
using WebBrowser control = new()
{
Visible = false
};
Assert.False(control.Visible);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
control.Visible = true;
Assert.True(control.Visible);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_Visible_SetWithHandle_GetReturnsExpected(bool value)
{
using WebBrowser control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
control.Visible = value;
Assert.Equal(value, control.Visible);
// Set same.
control.Visible = value;
Assert.Equal(value, control.Visible);
// Set different.
control.Visible = value;
Assert.Equal(value, control.Visible);
}
[WinFormsFact]
public void WebBrowser_Visible_SetTrueWithHandle_GetReturnsExpected()
{
using WebBrowser control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
control.Visible = false;
Assert.False(control.Visible);
Assert.Null(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.Visible = true;
Assert.True(control.Visible);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Visible_SetWithHandler_CallsVisibleChanged()
{
using WebBrowser control = new()
{
Visible = true
};
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
callCount++;
};
control.VisibleChanged += handler;
// Set different.
control.Visible = false;
Assert.False(control.Visible);
Assert.Equal(1, callCount);
// Set same.
control.Visible = false;
Assert.False(control.Visible);
Assert.Equal(1, callCount);
// Set different.
control.Visible = true;
Assert.True(control.Visible);
Assert.Equal(2, callCount);
// Remove handler.
control.VisibleChanged -= handler;
control.Visible = false;
Assert.False(control.Visible);
Assert.Equal(2, callCount);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_WebBrowserShortcutsEnabled_Set_GetReturnsExpected(bool value)
{
using WebBrowser control = new()
{
WebBrowserShortcutsEnabled = value
};
Assert.Equal(value, control.WebBrowserShortcutsEnabled);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set same.
control.WebBrowserShortcutsEnabled = value;
Assert.Equal(value, control.WebBrowserShortcutsEnabled);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Set different.
control.WebBrowserShortcutsEnabled = !value;
Assert.Equal(!value, control.WebBrowserShortcutsEnabled);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_WebBrowserShortcutsEnabled_SetWithInstance_GetReturnsExpected(bool value)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.WebBrowserShortcutsEnabled = value;
Assert.Equal(value, control.WebBrowserShortcutsEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set same.
control.WebBrowserShortcutsEnabled = value;
Assert.Equal(value, control.WebBrowserShortcutsEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Set different.
control.WebBrowserShortcutsEnabled = !value;
Assert.Equal(!value, control.WebBrowserShortcutsEnabled);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_AttachInterfaces_Invoke_Success()
{
object nativeActiveXObject = null;
try
{
Type t = Type.GetTypeFromCLSID(new Guid("0002DF01-0000-0000-C000-000000000046"));
nativeActiveXObject = Activator.CreateInstance(t);
}
catch (COMException)
{
// Windows doesn't have IE browser capability installed,
// run 'Get-WindowsCapability -online' for more details
//
// xUnit doesn't support dynamic test skipping, https://github.com/xunit/xunit/issues/2073
// just return. The test will be marked as success, but it is better than just fail.
//
// Skip.If(true, "Windows doesn't have IE browser capability installed");
return;
}
using SubWebBrowser control = new();
control.AttachInterfaces(nativeActiveXObject);
// Attach again.
control.AttachInterfaces(nativeActiveXObject);
control.DetachInterfaces();
// Attach null.
control.AttachInterfaces(null);
}
[WinFormsFact]
public void WebBrowser_AttachInterfaces_InvokeWithInstance_Success()
{
object nativeActiveXObject = null;
try
{
Type t = Type.GetTypeFromCLSID(new Guid("0002DF01-0000-0000-C000-000000000046"));
nativeActiveXObject = Activator.CreateInstance(t);
}
catch (COMException)
{
// Windows doesn't have IE browser capability installed,
// run 'Get-WindowsCapability -online' for more details
//
// xUnit doesn't support dynamic test skipping, https://github.com/xunit/xunit/issues/2073
// just return. The test will be marked as success, but it is better than just fail.
//
// Skip.If(true, "Windows doesn't have IE browser capability installed");
return;
}
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.AttachInterfaces(nativeActiveXObject);
// Attach again.
control.AttachInterfaces(nativeActiveXObject);
control.DetachInterfaces();
// Attach null.
control.AttachInterfaces(null);
}
[WinFormsFact]
public void WebBrowser_AttachInterfaces_InvalidNativeActiveXObject_ThrowsInvalidCastException()
{
using SubWebBrowser control = new();
Assert.Throws<InvalidCastException>(() => control.AttachInterfaces(new object()));
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_CreateSink_InvokeWithInstance_Success(bool allowNavigation)
{
using Control parent = new();
using SubWebBrowser control = new()
{
AllowNavigation = allowNavigation,
Parent = parent
};
control.CreateSink();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
control.CreateSink();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_CreateSink_InvokeWithoutInstance_Nop(bool allowNavigation)
{
using SubWebBrowser control = new()
{
AllowNavigation = allowNavigation
};
control.CreateSink();
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
control.CreateSink();
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_CreateWebBrowserSiteBase_Invoke_ReturnsExpected()
{
using SubWebBrowser control = new();
WebBrowserSiteBase siteBase = control.CreateWebBrowserSiteBase();
Assert.NotNull(siteBase);
Assert.NotSame(siteBase, control.CreateWebBrowserSiteBase());
}
[WinFormsFact]
public void WebBrowser_DetachInterfaces_Invoke_Success()
{
using SubWebBrowser control = new();
control.DetachInterfaces();
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Call again.
control.DetachInterfaces();
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_DetachInterfaces_InvokeWithInstance_Success()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Call again.
control.DetachInterfaces();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_DetachSink_InvokeWithCreatedSink_Success(bool allowNavigation)
{
using Control parent = new();
using SubWebBrowser control = new()
{
AllowNavigation = allowNavigation,
Parent = parent
};
control.CreateSink();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
control.DetachSink();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Call again.
control.DetachSink();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_DetachSink_InvokeWithInstance_Success(bool allowNavigation)
{
using Control parent = new();
using SubWebBrowser control = new()
{
AllowNavigation = allowNavigation,
Parent = parent
};
control.DetachSink();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Call again.
control.DetachSink();
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_DetachSink_InvokeWithoutInstance_Nop(bool allowNavigation)
{
using SubWebBrowser control = new()
{
AllowNavigation = allowNavigation
};
control.DetachSink();
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Call again.
control.DetachSink();
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Dispose_Invoke_Success()
{
using WebBrowser control = new();
int callCount = 0;
void handler(object sender, EventArgs e)
{
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.False(control.IsHandleCreated);
Assert.True(control.Disposing);
Assert.Equal(callCount > 0, control.IsDisposed);
Assert.Null(control.ActiveXInstance);
callCount++;
}
control.Disposed += handler;
try
{
control.Dispose();
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.True(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
// Dispose multiple times.
control.Dispose();
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.True(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(2, callCount);
Assert.False(control.IsHandleCreated);
}
finally
{
control.Disposed -= handler;
}
}
[WinFormsTheory]
[BoolData]
public void WebBrowser_Dispose_InvokeWithInstance_Success(bool allowNavigation)
{
using Control parent = new();
using SubWebBrowser control = new()
{
AllowNavigation = allowNavigation,
Parent = parent
};
int callCount = 0;
void handler(object sender, EventArgs e)
{
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.False(control.IsHandleCreated);
Assert.True(control.Disposing);
Assert.Equal(callCount > 0, control.IsDisposed);
Assert.Null(control.ActiveXInstance);
callCount++;
}
control.Disposed += handler;
try
{
control.Dispose();
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.True(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
// Dispose multiple times.
control.Dispose();
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.True(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(2, callCount);
Assert.False(control.IsHandleCreated);
}
finally
{
control.Disposed -= handler;
}
}
[WinFormsFact]
public void WebBrowserDispose_InvokeDisposing_Success()
{
using SubWebBrowser control = new();
int callCount = 0;
void handler(object sender, EventArgs e)
{
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.False(control.IsHandleCreated);
Assert.True(control.Disposing);
Assert.Equal(callCount > 0, control.IsDisposed);
Assert.Null(control.ActiveXInstance);
callCount++;
}
control.Disposed += handler;
try
{
control.Dispose(true);
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.True(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
// Dispose multiple times.
control.Dispose(true);
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.True(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(2, callCount);
Assert.False(control.IsHandleCreated);
}
finally
{
control.Disposed -= handler;
}
}
[WinFormsTheory]
[BoolData]
public void WebBrowserDispose_InvokeNotDisposing_Success(bool allowNavigation)
{
using Control parent = new();
using SubWebBrowser control = new()
{
AllowNavigation = allowNavigation,
Parent = parent
};
int callCount = 0;
void handler(object sender, EventArgs e) => callCount++;
control.Disposed += handler;
try
{
control.Dispose(false);
Assert.NotNull(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.False(control.IsDisposed);
Assert.False(control.Disposing);
Assert.NotNull(control.ActiveXInstance);
Assert.Equal(0, callCount);
Assert.False(control.IsHandleCreated);
// Dispose multiple times.
control.Dispose(false);
Assert.NotNull(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.False(control.IsDisposed);
Assert.False(control.Disposing);
Assert.NotNull(control.ActiveXInstance);
Assert.Equal(0, callCount);
Assert.False(control.IsHandleCreated);
}
finally
{
control.Disposed -= handler;
}
}
[WinFormsTheory]
[BoolData]
public void WebBrowserDispose_InvokeDisposingWithInstance_Success(bool allowNavigation)
{
using Control parent = new();
using SubWebBrowser control = new()
{
AllowNavigation = allowNavigation,
Parent = parent
};
int callCount = 0;
void handler(object sender, EventArgs e)
{
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.False(control.IsHandleCreated);
Assert.True(control.Disposing);
Assert.Equal(callCount > 0, control.IsDisposed);
Assert.Null(control.ActiveXInstance);
callCount++;
}
control.Disposed += handler;
try
{
control.Dispose(true);
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.True(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
// Dispose multiple times.
control.Dispose(true);
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.True(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(2, callCount);
Assert.False(control.IsHandleCreated);
}
finally
{
control.Disposed -= handler;
}
}
[WinFormsFact]
public void WebBrowserDispose_InvokeNotDisposingWithInstance_Success()
{
using SubWebBrowser control = new();
int callCount = 0;
void handler(object sender, EventArgs e) => callCount++;
control.Disposed += handler;
try
{
control.Dispose(false);
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.False(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(0, callCount);
Assert.False(control.IsHandleCreated);
// Dispose multiple times.
control.Dispose(false);
Assert.Null(control.Parent);
Assert.Empty(control.Controls);
Assert.Empty(control.DataBindings);
Assert.False(control.IsDisposed);
Assert.False(control.Disposing);
Assert.Null(control.ActiveXInstance);
Assert.Equal(0, callCount);
Assert.False(control.IsHandleCreated);
}
finally
{
control.Disposed -= handler;
}
}
[WinFormsFact]
public void WebBrowser_GetAutoSizeMode_Invoke_ReturnsExpected()
{
using SubWebBrowser control = new();
Assert.Equal(AutoSizeMode.GrowOnly, control.GetAutoSizeMode());
}
[WinFormsTheory]
[InlineData(ControlStyles.ContainerControl, false)]
[InlineData(ControlStyles.UserPaint, false)]
[InlineData(ControlStyles.Opaque, false)]
[InlineData(ControlStyles.ResizeRedraw, false)]
[InlineData(ControlStyles.FixedWidth, false)]
[InlineData(ControlStyles.FixedHeight, false)]
[InlineData(ControlStyles.StandardClick, true)]
[InlineData(ControlStyles.Selectable, true)]
[InlineData(ControlStyles.UserMouse, false)]
[InlineData(ControlStyles.SupportsTransparentBackColor, false)]
[InlineData(ControlStyles.StandardDoubleClick, true)]
[InlineData(ControlStyles.AllPaintingInWmPaint, true)]
[InlineData(ControlStyles.CacheText, false)]
[InlineData(ControlStyles.EnableNotifyMessage, false)]
[InlineData(ControlStyles.DoubleBuffer, false)]
[InlineData(ControlStyles.OptimizedDoubleBuffer, false)]
[InlineData(ControlStyles.UseTextForAccessibility, true)]
[InlineData((ControlStyles)0, true)]
[InlineData((ControlStyles)int.MaxValue, false)]
[InlineData((ControlStyles)(-1), false)]
public void WebBrowser_GetStyle_Invoke_ReturnsExpected(ControlStyles flag, bool expected)
{
using SubWebBrowser control = new();
Assert.Equal(expected, control.GetStyle(flag));
// Call again to test caching.
Assert.Equal(expected, control.GetStyle(flag));
}
[WinFormsFact]
public void WebBrowser_GoBack_InvokeCantGoBack_Nop()
{
using WebBrowser control = new();
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
Assert.False(control.GoBack());
Assert.Null(control.Url);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_GoBack_InvokeCantGoBackWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
Assert.False(control.GoBack());
Assert.Null(control.Url);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_GoBack_Invoke_CallsCanGoBackChanged()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
canGoBackChangedCallCount++;
};
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
canGoForwardChangedCallCount++;
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file1 = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file1.Path));
Assert.True(await source.Task);
Assert.False(control.CanGoBack);
Assert.False(control.CanGoForward);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
// Navigate.
using var file2 = CreateTempFile(Html);
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(file2.Path));
Assert.True(await source.Task);
Assert.True(control.CanGoBack);
Assert.False(control.CanGoForward);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
// Navigate again.
using var file3 = CreateTempFile(Html);
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(file3.Path));
Assert.True(await source.Task);
Assert.True(control.CanGoBack);
Assert.False(control.CanGoForward);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
// Go back.
source = new TaskCompletionSource<bool>();
await Task.Run(() => Assert.True(control.GoBack()));
Assert.True(await source.Task);
Assert.True(control.CanGoBack);
Assert.True(control.CanGoForward);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(1, canGoForwardChangedCallCount);
// Go back again.
source = new TaskCompletionSource<bool>();
await Task.Run(() => Assert.True(control.GoBack()));
Assert.True(await source.Task);
Assert.False(control.CanGoBack);
Assert.True(control.CanGoForward);
Assert.Equal(2, canGoBackChangedCallCount);
Assert.Equal(1, canGoForwardChangedCallCount);
// Go back again.
Assert.False(control.GoBack());
Assert.False(control.CanGoBack);
Assert.True(control.CanGoForward);
Assert.Equal(2, canGoBackChangedCallCount);
Assert.Equal(1, canGoForwardChangedCallCount);
}
[WinFormsFact]
public void WebBrowser_GoBack_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.False(control.GoBack());
}
[WinFormsFact]
public void WebBrowser_GoForward_InvokeCantGoForward_Nop()
{
using WebBrowser control = new();
Assert.False(control.GoForward());
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_GoForward_InvokeCantGoForwardWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
Assert.False(control.GoForward());
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_GoForward_Invoke_CallsCanGoForwardChanged()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
canGoBackChangedCallCount++;
};
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
canGoForwardChangedCallCount++;
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file1 = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file1.Path));
Assert.True(await source.Task);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
// Navigate.
using var file2 = CreateTempFile(Html);
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(file2.Path));
Assert.True(await source.Task);
Assert.True(control.CanGoBack);
Assert.False(control.CanGoForward);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
// Navigate again.
using var file3 = CreateTempFile(Html);
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(file3.Path));
Assert.True(await source.Task);
Assert.True(control.CanGoBack);
Assert.False(control.CanGoForward);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
// Go back.
source = new TaskCompletionSource<bool>();
await Task.Run(() => Assert.True(control.GoBack()));
Assert.True(await source.Task);
Assert.True(control.CanGoBack);
Assert.True(control.CanGoForward);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(1, canGoForwardChangedCallCount);
// Go forward.
source = new TaskCompletionSource<bool>();
await Task.Run(() => Assert.True(control.GoForward()));
Assert.True(await source.Task);
Assert.True(control.CanGoBack);
Assert.False(control.CanGoForward);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(2, canGoForwardChangedCallCount);
// Go forward again.
Assert.False(control.GoForward());
Assert.True(control.CanGoBack);
Assert.False(control.CanGoForward);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(2, canGoForwardChangedCallCount);
}
[WinFormsFact]
public void WebBrowser_GoForward_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.False(control.GoForward());
}
[WinFormsFact]
public void WebBrowser_GoHome_InvokeCantGoHome_Nop()
{
using WebBrowser control = new();
control.GoHome();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_GoHome_InvokeCantGoHomeWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.GoHome();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_GoHome_InvokeDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(control.GoHome);
}
[WinFormsFact]
public void WebBrowser_GoHome_InvokeDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(control.GoHome);
}
[WinFormsFact]
public void WebBrowser_GoSearch_InvokeCantGoSearch_Nop()
{
using WebBrowser control = new();
control.GoSearch();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_GoSearch_InvokeCantGoSearchWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.GoSearch();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_GoSearch_InvokeDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(control.GoSearch);
}
[WinFormsFact]
public void WebBrowser_GoSearch_InvokeDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(control.GoSearch);
}
[WinFormsFact]
public async Task WebBrowser_Navigate_InvokeString_CallsMethods()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
int navigatingCallCount = 0;
control.Navigating += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
Assert.Empty(e.TargetFrameName);
Assert.False(e.Cancel);
navigatingCallCount++;
};
int navigatedCallCount = 0;
control.Navigated += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
navigatedCallCount++;
};
int documentTitleChangedCallCount = 0;
control.DocumentTitleChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
documentTitleChangedCallCount++;
};
int documentCompletedCallCount = 0;
control.DocumentCompleted += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
documentCompletedCallCount++;
source.SetResult(true);
};
int encryptionLevelChangedCallCount = 0;
control.EncryptionLevelChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
encryptionLevelChangedCallCount++;
};
int statusTextChangedCallCount = 0;
control.StatusTextChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
statusTextChangedCallCount++;
};
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(1, navigatingCallCount);
Assert.Equal(1, navigatedCallCount);
Assert.Equal(2, documentTitleChangedCallCount);
Assert.Equal(1, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount > 0);
Assert.True(statusTextChangedCallCount > 0);
// Call again
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(2, navigatingCallCount);
Assert.Equal(2, navigatedCallCount);
Assert.Equal(4, documentTitleChangedCallCount);
Assert.Equal(2, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount > 0);
Assert.True(statusTextChangedCallCount > 0);
}
[WinFormsTheory]
[NullAndEmptyStringData]
public async Task WebBrowser_Navigate_NullOrEmptyString_GoesToBlank(string nullOrEmptyString)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
await Task.Run(() => control.Navigate(new Uri(file.Path)));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(nullOrEmptyString));
Assert.True(await source.Task);
Assert.Equal("about:blank", control.Url.OriginalString);
}
[WinFormsFact]
public async Task WebBrowser_Navigate_InvokeUri_CallsMethods()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
int navigatingCallCount = 0;
control.Navigating += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
Assert.Empty(e.TargetFrameName);
Assert.False(e.Cancel);
navigatingCallCount++;
};
int navigatedCallCount = 0;
control.Navigated += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
navigatedCallCount++;
};
int documentTitleChangedCallCount = 0;
control.DocumentTitleChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
documentTitleChangedCallCount++;
};
int documentCompletedCallCount = 0;
control.DocumentCompleted += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Equal(new Uri(file.Path), e.Url);
documentCompletedCallCount++;
source.SetResult(true);
};
int encryptionLevelChangedCallCount = 0;
control.EncryptionLevelChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
encryptionLevelChangedCallCount++;
};
int statusTextChangedCallCount = 0;
control.StatusTextChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
statusTextChangedCallCount++;
};
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
await Task.Run(() => control.Navigate(new Uri(file.Path)));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(1, navigatingCallCount);
Assert.Equal(1, navigatedCallCount);
Assert.Equal(2, documentTitleChangedCallCount);
Assert.Equal(1, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount > 0);
Assert.True(statusTextChangedCallCount > 0);
// Call again.
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(new Uri(file.Path)));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(2, navigatingCallCount);
Assert.Equal(2, navigatedCallCount);
Assert.Equal(4, documentTitleChangedCallCount);
Assert.Equal(2, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount > 0);
Assert.True(statusTextChangedCallCount > 0);
}
public static IEnumerable<object[]> Navigate_NullOrEmptyUri_TestData()
{
yield return new object[] { null };
yield return new object[] { new Uri("", UriKind.Relative) };
}
[WinFormsTheory]
[MemberData(nameof(Navigate_NullOrEmptyUri_TestData))]
public async Task WebBrowser_Navigate_NullOrEmptyUri_GoesToBlank(Uri nullOrEmptyUri)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
await Task.Run(() => control.Navigate(new Uri(file.Path)));
Assert.True(await source.Task);
Assert.Equal(new Uri(file.Path), control.Url);
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(nullOrEmptyUri));
Assert.True(await source.Task);
Assert.Equal("about:blank", control.Url.OriginalString);
}
[WinFormsFact]
public async Task WebBrowser_Navigate_InvokeWithDocument_CallsCanGoBackChanged()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
TaskCompletionSource<bool> source = new();
control.DocumentCompleted += (sender, e) => source.SetResult(true);
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
canGoBackChangedCallCount++;
};
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file1 = CreateTempFile(Html);
await Task.Run(() => control.Navigate(file1.Path));
Assert.True(await source.Task);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
// Navigate again.
using var file2 = CreateTempFile(Html);
source = new TaskCompletionSource<bool>();
await Task.Run(() => control.Navigate(file2.Path));
Assert.True(await source.Task);
Assert.True(control.CanGoBack);
Assert.Equal(1, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
}
[WinFormsFact]
public void WebBrowser_Navigate_RelativeUri_ThrowsArgumentException()
{
using WebBrowser control = new();
Uri relativeUri = new("/path", UriKind.Relative);
Assert.Throws<ArgumentException>(() => control.Navigate(relativeUri));
Assert.Throws<ArgumentException>(() => control.Navigate(relativeUri, "targetFrameName"));
Assert.Throws<ArgumentException>(() => control.Navigate(relativeUri, false));
Assert.Throws<ArgumentException>(() => control.Navigate(relativeUri, "targetFrameName", null, null));
}
[WinFormsFact]
public void WebBrowser_Navigate_InvokeDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.Navigate("about:blank"));
Assert.Throws<ObjectDisposedException>(() => control.Navigate(new Uri("http://google.com")));
Assert.Throws<ObjectDisposedException>(() => control.Navigate(new Uri("http://google.com"), "targetFrameName"));
Assert.Throws<ObjectDisposedException>(() => control.Navigate(new Uri("http://google.com"), false));
Assert.Throws<ObjectDisposedException>(() => control.Navigate(new Uri("http://google.com"), "targetFrameName", null, null));
}
[WinFormsFact]
public void WebBrowser_Navigate_InvokeDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.Navigate("about:blank"));
Assert.Throws<InvalidOperationException>(() => control.Navigate(new Uri("http://google.com")));
Assert.Throws<InvalidOperationException>(() => control.Navigate(new Uri("http://google.com"), "targetFrameName"));
Assert.Throws<InvalidOperationException>(() => control.Navigate(new Uri("http://google.com"), false));
Assert.Throws<InvalidOperationException>(() => control.Navigate(new Uri("http://google.com"), "targetFrameName", null, null));
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void WebBrowser_OnCanGoBackChanged_Invoke_CallsCanGoBackChanged(EventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.CanGoBackChanged += handler;
control.OnCanGoBackChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.CanGoBackChanged -= handler;
control.OnCanGoBackChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void WebBrowser_OnCanGoForwardChanged_Invoke_CallsCanGoForwardChanged(EventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.CanGoForwardChanged += handler;
control.OnCanGoForwardChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.CanGoForwardChanged -= handler;
control.OnCanGoForwardChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> OnDocumentCompleted_TestData()
{
yield return new object[] { null };
yield return new object[] { new WebBrowserDocumentCompletedEventArgs(null) };
yield return new object[] { new WebBrowserDocumentCompletedEventArgs(new Uri("http://microsoft.com")) };
}
[WinFormsTheory]
[MemberData(nameof(OnDocumentCompleted_TestData))]
public void WebBrowser_OnDocumentCompleted_Invoke_CallsDocumentCompleted(WebBrowserDocumentCompletedEventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
WebBrowserDocumentCompletedEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.DocumentCompleted += handler;
control.OnDocumentCompleted(eventArgs);
Assert.Equal(1, callCount);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
// Remove handler.
control.DocumentCompleted -= handler;
control.OnDocumentCompleted(eventArgs);
Assert.Equal(1, callCount);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
public static IEnumerable<object[]> OnDocumentCompleted_WithInstance_TestData()
{
foreach (bool allowWebBrowserDrop in new bool[] { true, false })
{
yield return new object[] { allowWebBrowserDrop, null };
yield return new object[] { allowWebBrowserDrop, new WebBrowserDocumentCompletedEventArgs(null) };
yield return new object[] { allowWebBrowserDrop, new WebBrowserDocumentCompletedEventArgs(new Uri("http://microsoft.com")) };
}
}
[WinFormsTheory]
[MemberData(nameof(OnDocumentCompleted_WithInstance_TestData))]
public unsafe void WebBrowser_OnDocumentCompleted_InvokeWithInstance_CallsDocumentCompleted(bool allowWebBrowserDrop, WebBrowserDocumentCompletedEventArgs eventArgs)
{
Control parent = new();
SubWebBrowser control = new()
{
Parent = parent,
AllowWebBrowserDrop = allowWebBrowserDrop
};
int callCount = 0;
WebBrowserDocumentCompletedEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
using var webBrowser = ComHelpers.GetComScope<IWebBrowser2>(control.ActiveXInstance);
Assert.True(webBrowser.Value->put_RegisterAsDropTarget(!allowWebBrowserDrop).Succeeded);
// Call with handler.
control.DocumentCompleted += handler;
control.OnDocumentCompleted(eventArgs);
Assert.Equal(1, callCount);
Assert.NotNull(control.ActiveXInstance);
VARIANT_BOOL register = default;
Assert.True(webBrowser.Value->get_RegisterAsDropTarget(®ister).Succeeded);
Assert.Equal(!allowWebBrowserDrop, (bool)register);
Assert.True(control.IsHandleCreated);
// Remove handler.
control.DocumentCompleted -= handler;
control.OnDocumentCompleted(eventArgs);
Assert.Equal(1, callCount);
Assert.NotNull(control.ActiveXInstance);
Assert.True(webBrowser.Value->get_RegisterAsDropTarget(®ister).Succeeded);
Assert.Equal(!allowWebBrowserDrop, (bool)register);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_OnDocumentCompleted_InvokeDisposed_ThrowsObjectDisposedException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.Dispose();
Assert.Throws<ObjectDisposedException>(() => control.OnDocumentCompleted(null));
}
[WinFormsFact]
public void WebBrowser_OnDocumentCompleted_InvokeDetached_ThrowsInvalidOperationException()
{
using Control parent = new();
using SubWebBrowser control = new()
{
Parent = parent
};
control.DetachInterfaces();
Assert.Throws<InvalidOperationException>(() => control.OnDocumentCompleted(null));
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void WebBrowser_OnDocumentTitleChanged_Invoke_CallsDocumentTitleChanged(EventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.DocumentTitleChanged += handler;
control.OnDocumentTitleChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.DocumentTitleChanged -= handler;
control.OnDocumentTitleChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void WebBrowser_OnEncryptionLevelChanged_Invoke_CallsEncryptionLevelChanged(EventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.EncryptionLevelChanged += handler;
control.OnEncryptionLevelChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.EncryptionLevelChanged -= handler;
control.OnEncryptionLevelChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void WebBrowser_OnFileDownload_Invoke_CallsFileDownload(EventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.FileDownload += handler;
control.OnFileDownload(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.FileDownload -= handler;
control.OnFileDownload(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> OnNavigated_TestData()
{
yield return new object[] { null };
yield return new object[] { new WebBrowserNavigatedEventArgs(null) };
yield return new object[] { new WebBrowserNavigatedEventArgs(new Uri("http://microsoft.com")) };
}
[WinFormsTheory]
[MemberData(nameof(OnNavigated_TestData))]
public void WebBrowser_OnNavigated_Invoke_CallsNavigated(WebBrowserNavigatedEventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
WebBrowserNavigatedEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.Navigated += handler;
control.OnNavigated(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.Navigated -= handler;
control.OnNavigated(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> OnNavigating_TestData()
{
yield return new object[] { null };
yield return new object[] { new WebBrowserNavigatingEventArgs(null, null) };
yield return new object[] { new WebBrowserNavigatingEventArgs(new Uri("http://microsoft.com"), "targetFrameName") };
}
[WinFormsTheory]
[MemberData(nameof(OnNavigating_TestData))]
public void WebBrowser_OnNavigating_Invoke_CallsNavigating(WebBrowserNavigatingEventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
WebBrowserNavigatingEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.Navigating += handler;
control.OnNavigating(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.Navigating -= handler;
control.OnNavigating(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> OnNewWindow_TestData()
{
yield return new object[] { null };
yield return new object[] { new CancelEventArgs(false) };
yield return new object[] { new CancelEventArgs(true) };
}
[WinFormsTheory]
[MemberData(nameof(OnNewWindow_TestData))]
public void WebBrowser_OnNewWindow_Invoke_CallsNewWindow(CancelEventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
CancelEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.NewWindow += handler;
control.OnNewWindow(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.NewWindow -= handler;
control.OnNewWindow(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> OnProgressChanged_TestData()
{
yield return new object[] { null };
yield return new object[] { new WebBrowserProgressChangedEventArgs(-1, -2) };
yield return new object[] { new WebBrowserProgressChangedEventArgs(2, 1) };
yield return new object[] { new WebBrowserProgressChangedEventArgs(1, 100) };
}
[WinFormsTheory]
[MemberData(nameof(OnProgressChanged_TestData))]
public void WebBrowser_OnProgressChanged_Invoke_CallsProgressChanged(WebBrowserProgressChangedEventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
WebBrowserProgressChangedEventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.ProgressChanged += handler;
control.OnProgressChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.ProgressChanged -= handler;
control.OnProgressChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[NewAndDefaultData<EventArgs>]
public void WebBrowser_OnStatusTextChanged_Invoke_CallsStatusTextChanged(EventArgs eventArgs)
{
using SubWebBrowser control = new();
int callCount = 0;
EventHandler handler = (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
control.StatusTextChanged += handler;
control.OnStatusTextChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
// Remove handler.
control.StatusTextChanged -= handler;
control.OnStatusTextChanged(eventArgs);
Assert.Equal(1, callCount);
Assert.Null(control.ActiveXInstance);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Print_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
control.Print();
}
[WinFormsFact]
public void WebBrowser_Refresh_InvokeCantRefresh_Nop()
{
using WebBrowser control = new();
control.Refresh();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Refresh_InvokeCantRefreshWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Refresh();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public async Task WebBrowser_Refresh_InvokeWithDocument_Success()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
void oldHandler(object sender, WebBrowserDocumentCompletedEventArgs e) => source.SetResult(true);
control.DocumentCompleted += oldHandler;
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
control.DocumentCompleted -= oldHandler;
int navigatingCallCount = 0;
control.Navigating += (sender, e) => navigatingCallCount++;
int navigatedCallCount = 0;
control.Navigated += (sender, e) => navigatedCallCount++;
int documentTitleChangedCallCount = 0;
control.DocumentTitleChanged += (sender, e) => documentTitleChangedCallCount++;
int documentCompletedCallCount = 0;
control.DocumentCompleted += (sender, e) => documentCompletedCallCount++;
int encryptionLevelChangedCallCount = 0;
control.EncryptionLevelChanged += (sender, e) => encryptionLevelChangedCallCount++;
int statusTextChangedCallCount = 0;
control.StatusTextChanged += (sender, e) => statusTextChangedCallCount++;
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
control.Refresh();
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(0, navigatingCallCount);
Assert.Equal(0, navigatedCallCount);
Assert.True(documentTitleChangedCallCount >= 0);
Assert.Equal(0, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount >= 0);
Assert.True(statusTextChangedCallCount >= 0);
// Call again
control.Refresh();
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(0, navigatingCallCount);
Assert.Equal(0, navigatedCallCount);
Assert.True(documentTitleChangedCallCount >= 0);
Assert.Equal(0, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount >= 0);
Assert.True(statusTextChangedCallCount >= 0);
}
[WinFormsFact]
public async Task WebBrowser_Refresh_InvokeWithDocumentText_Success()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
void oldHandler(object sender, WebBrowserDocumentCompletedEventArgs e) => source.SetResult(true);
control.DocumentCompleted += oldHandler;
await Task.Run(() => control.DocumentText = Html);
Assert.True(await source.Task);
control.DocumentCompleted -= oldHandler;
int navigatingCallCount = 0;
control.Navigating += (sender, e) => navigatingCallCount++;
int navigatedCallCount = 0;
control.Navigated += (sender, e) => navigatedCallCount++;
int documentTitleChangedCallCount = 0;
control.DocumentTitleChanged += (sender, e) => documentTitleChangedCallCount++;
int documentCompletedCallCount = 0;
control.DocumentCompleted += (sender, e) => documentCompletedCallCount++;
int encryptionLevelChangedCallCount = 0;
control.EncryptionLevelChanged += (sender, e) => encryptionLevelChangedCallCount++;
int statusTextChangedCallCount = 0;
control.StatusTextChanged += (sender, e) => statusTextChangedCallCount++;
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
control.Refresh();
Assert.Equal("about:blank", control.Url.OriginalString);
Assert.Equal(0, navigatingCallCount);
Assert.Equal(0, navigatedCallCount);
Assert.Equal(0, documentTitleChangedCallCount);
Assert.Equal(0, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.Equal(0, encryptionLevelChangedCallCount);
Assert.Equal(0, statusTextChangedCallCount);
// Call again
control.Refresh();
Assert.Equal("about:blank", control.Url.OriginalString);
Assert.Equal(0, navigatingCallCount);
Assert.Equal(0, navigatedCallCount);
Assert.Equal(0, documentTitleChangedCallCount);
Assert.Equal(0, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.Equal(0, encryptionLevelChangedCallCount);
Assert.Equal(0, statusTextChangedCallCount);
}
[WinFormsTheory]
[EnumData<WebBrowserRefreshOption>]
[InvalidEnumData<WebBrowserRefreshOption>]
public void WebBrowser_Refresh_InvokeWebBrowserRefreshOptionCantRefresh_Nop(WebBrowserRefreshOption opt)
{
using WebBrowser control = new();
control.Refresh(opt);
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[EnumData<WebBrowserRefreshOption>]
[InvalidEnumData<WebBrowserRefreshOption>]
public void WebBrowser_Refresh_InvokeWebBrowserRefreshOptionCantRefreshWithInstance_Nop(WebBrowserRefreshOption opt)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Refresh(opt);
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[EnumData<WebBrowserRefreshOption>]
[InvalidEnumData<WebBrowserRefreshOption>]
public async Task WebBrowser_Refresh_InvokeWebBrowserRefreshOptionWithDocument_Success(WebBrowserRefreshOption opt)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
void oldHandler(object sender, WebBrowserDocumentCompletedEventArgs e) => source.SetResult(true);
control.DocumentCompleted += oldHandler;
await Task.Run(() => control.Navigate(file.Path));
Assert.True(await source.Task);
control.DocumentCompleted -= oldHandler;
int navigatingCallCount = 0;
control.Navigating += (sender, e) => navigatingCallCount++;
int navigatedCallCount = 0;
control.Navigated += (sender, e) => navigatedCallCount++;
int documentTitleChangedCallCount = 0;
control.DocumentTitleChanged += (sender, e) => documentTitleChangedCallCount++;
int documentCompletedCallCount = 0;
control.DocumentCompleted += (sender, e) => documentCompletedCallCount++;
int encryptionLevelChangedCallCount = 0;
control.EncryptionLevelChanged += (sender, e) => encryptionLevelChangedCallCount++;
int statusTextChangedCallCount = 0;
control.StatusTextChanged += (sender, e) => statusTextChangedCallCount++;
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
control.Refresh(opt);
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(0, navigatingCallCount);
Assert.Equal(0, navigatedCallCount);
Assert.True(documentTitleChangedCallCount >= 0);
Assert.Equal(0, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount >= 0);
Assert.True(statusTextChangedCallCount >= 0);
// Call again
control.Refresh(opt);
Assert.Equal(new Uri(file.Path), control.Url);
Assert.Equal(0, navigatingCallCount);
Assert.Equal(0, navigatedCallCount);
Assert.True(documentTitleChangedCallCount >= 0);
Assert.Equal(0, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.True(encryptionLevelChangedCallCount >= 0);
Assert.True(statusTextChangedCallCount >= 0);
}
[WinFormsTheory]
[EnumData<WebBrowserRefreshOption>]
[InvalidEnumData<WebBrowserRefreshOption>]
public async Task WebBrowser_Refresh_InvokeWebBrowserRefreshOptionWithDocumentText_Success(WebBrowserRefreshOption opt)
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
const string Html = "<html><head><title>NewDocument</title></head></html>";
using var file = CreateTempFile(Html);
TaskCompletionSource<bool> source = new();
void oldHandler(object sender, WebBrowserDocumentCompletedEventArgs e) => source.SetResult(true);
control.DocumentCompleted += oldHandler;
await Task.Run(() => control.DocumentText = Html);
Assert.True(await source.Task);
control.DocumentCompleted -= oldHandler;
int navigatingCallCount = 0;
control.Navigating += (sender, e) => navigatingCallCount++;
int navigatedCallCount = 0;
control.Navigated += (sender, e) => navigatedCallCount++;
int documentTitleChangedCallCount = 0;
control.DocumentTitleChanged += (sender, e) => documentTitleChangedCallCount++;
int documentCompletedCallCount = 0;
control.DocumentCompleted += (sender, e) => documentCompletedCallCount++;
int encryptionLevelChangedCallCount = 0;
control.EncryptionLevelChanged += (sender, e) => encryptionLevelChangedCallCount++;
int statusTextChangedCallCount = 0;
control.StatusTextChanged += (sender, e) => statusTextChangedCallCount++;
int canGoBackChangedCallCount = 0;
control.CanGoBackChanged += (sender, e) => canGoBackChangedCallCount++;
int canGoForwardChangedCallCount = 0;
control.CanGoForwardChanged += (sender, e) => canGoForwardChangedCallCount++;
control.Refresh(opt);
Assert.Equal("about:blank", control.Url.OriginalString);
Assert.Equal(0, navigatingCallCount);
Assert.Equal(0, navigatedCallCount);
Assert.Equal(0, documentTitleChangedCallCount);
Assert.Equal(0, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.Equal(0, encryptionLevelChangedCallCount);
Assert.Equal(0, statusTextChangedCallCount);
// Call again
control.Refresh(opt);
Assert.Equal("about:blank", control.Url.OriginalString);
Assert.Equal(0, navigatingCallCount);
Assert.Equal(0, navigatedCallCount);
Assert.Equal(0, documentTitleChangedCallCount);
Assert.Equal(0, documentCompletedCallCount);
Assert.Equal(0, canGoBackChangedCallCount);
Assert.Equal(0, canGoForwardChangedCallCount);
Assert.Equal(0, encryptionLevelChangedCallCount);
Assert.Equal(0, statusTextChangedCallCount);
}
[WinFormsFact]
public void WebBrowser_Refresh_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
control.Refresh();
control.Refresh(WebBrowserRefreshOption.Normal);
}
[WinFormsFact]
public void WebBrowser_ShowPageSetupDialog_Invoke_Nop()
{
using WebBrowser control = new();
control.ShowPageSetupDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowPageSetupDialog_InvokeWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.ShowPageSetupDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowPageSetupDialog_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
control.ShowPageSetupDialog();
}
[WinFormsFact]
public void WebBrowser_ShowPrintDialog_Invoke_Nop()
{
using WebBrowser control = new();
control.ShowPrintDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowPrintDialog_InvokeWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.ShowPrintDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowPrintDialog_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
control.ShowPrintDialog();
}
[WinFormsFact]
public void WebBrowser_ShowPrintPreviewDialog_Invoke_Nop()
{
using WebBrowser control = new();
control.ShowPrintPreviewDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowPrintPreviewDialog_InvokeWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.ShowPrintPreviewDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowPrintPreviewDialog_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
control.ShowPrintPreviewDialog();
}
[WinFormsFact]
public void WebBrowser_ShowPropertiesDialog_Invoke_Nop()
{
using WebBrowser control = new();
control.ShowPropertiesDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowPropertiesDialog_InvokeWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.ShowPropertiesDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowPropertiesDialog_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
control.ShowPropertiesDialog();
}
[WinFormsFact]
public void WebBrowser_ShowSaveAsDialog_Invoke_Nop()
{
using WebBrowser control = new();
control.ShowSaveAsDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowSaveAsDialog_InvokeWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.ShowSaveAsDialog();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_ShowSaveAsDialog_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
control.ShowSaveAsDialog();
}
[WinFormsFact]
public void WebBrowser_Stop_InvokeCantStop_Nop()
{
using WebBrowser control = new();
control.Stop();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Stop_InvokeCantStopWithInstance_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Stop();
Assert.Null(control.Url);
Assert.NotNull(control.ActiveXInstance);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowser_Stop_InvokeDisposed_Nop()
{
using Control parent = new();
using WebBrowser control = new()
{
Parent = parent
};
control.Dispose();
control.Stop();
}
[WinFormsFact]
public void WebBrowser_WndProc_InvokeMouseHoverWithHandle_Success()
{
using SubWebBrowser control = new();
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
((Control)control).StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
int callCount = 0;
((Control)control).MouseHover += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
callCount++;
};
Message m = new()
{
Msg = (int)PInvokeCore.WM_MOUSEHOVER,
Result = 250
};
control.WndProc(ref m);
Assert.Equal(IntPtr.Zero, m.Result);
Assert.Equal(1, callCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public static IEnumerable<object[]> WndProc_ContextMenuWithoutContextMenuStrip_TestData()
{
yield return new object[] { new Size(10, 20), (IntPtr)(-1) };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(0, 0) };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(1, 2) };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(-1, -2) };
yield return new object[] { Size.Empty, (IntPtr)(-1) };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(0, 0) };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(1, 2) };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(-1, -2) };
}
[WinFormsTheory]
[MemberData(nameof(WndProc_ContextMenuWithoutContextMenuStrip_TestData))]
public void WebBrowser_WndProc_InvokeContextMenuWithoutContextMenuStripWithoutHandle_Success(Size size, IntPtr lParam)
{
using (new NoAssertContext())
{
using SubWebBrowser control = new()
{
Size = size
};
Message m = new()
{
Msg = (int)PInvokeCore.WM_CONTEXTMENU,
LParam = lParam,
Result = 250
};
control.WndProc(ref m);
Assert.Equal(IntPtr.Zero, m.Result);
Assert.False(control.IsHandleCreated);
}
}
public static IEnumerable<object[]> WndProc_ContextMenuWithContextMenuStripWithoutHandle_TestData()
{
using Control control = new();
Point p = control.PointToScreen(new Point(5, 5));
yield return new object[] { new Size(10, 20), (IntPtr)(-1), (IntPtr)250, true };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(0, 0), IntPtr.Zero, true };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(1, 2), IntPtr.Zero, true };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(p.X, p.Y), (IntPtr)250, true };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(-1, -2), (IntPtr)250, true };
yield return new object[] { Size.Empty, (IntPtr)(-1), IntPtr.Zero, false };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(0, 0), IntPtr.Zero, true };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(1, 2), IntPtr.Zero, true };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(p.X, p.Y), IntPtr.Zero, true };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(-1, -2), IntPtr.Zero, false };
}
[WinFormsTheory]
[MemberData(nameof(WndProc_ContextMenuWithContextMenuStripWithoutHandle_TestData))]
public void WebBrowser_WndProc_InvokeContextMenuWithContextMenuStripWithoutHandle_Success(Size size, IntPtr lParam, IntPtr expectedResult, bool expectedHandleCreated)
{
using (new NoAssertContext())
{
using ContextMenuStrip menu = new();
using SubWebBrowser control = new()
{
ContextMenuStrip = menu,
Size = size
};
Message m = new()
{
Msg = (int)PInvokeCore.WM_CONTEXTMENU,
LParam = lParam,
Result = 250
};
control.WndProc(ref m);
Assert.Equal(expectedResult, m.Result);
Assert.False(menu.Visible);
Assert.Equal(expectedResult == 250, menu.SourceControl == control);
Assert.Equal(expectedHandleCreated, control.IsHandleCreated);
}
}
[WinFormsTheory]
[MemberData(nameof(WndProc_ContextMenuWithoutContextMenuStrip_TestData))]
public void WebBrowser_WndProc_InvokeContextMenuWithoutContextMenuStripWithHandle_Success(Size size, IntPtr lParam)
{
using SubWebBrowser control = new()
{
Size = size
};
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
((Control)control).StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Message m = new()
{
Msg = (int)PInvokeCore.WM_CONTEXTMENU,
LParam = lParam,
Result = 250
};
control.WndProc(ref m);
Assert.Equal(IntPtr.Zero, m.Result);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public static IEnumerable<object[]> WndProc_ContextMenuWithContextMenuStripWithHandle_TestData()
{
using Control control = new();
Point p = control.PointToScreen(new Point(5, 5));
yield return new object[] { new Size(10, 20), (IntPtr)(-1), (IntPtr)250 };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(0, 0), IntPtr.Zero };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(1, 2), IntPtr.Zero };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(p.X, p.Y), (IntPtr)250 };
yield return new object[] { new Size(10, 20), PARAM.FromLowHigh(-1, -2), (IntPtr)250 };
yield return new object[] { Size.Empty, (IntPtr)(-1), IntPtr.Zero };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(0, 0), IntPtr.Zero };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(1, 2), IntPtr.Zero };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(p.X, p.Y), IntPtr.Zero };
yield return new object[] { Size.Empty, PARAM.FromLowHigh(-1, -2), IntPtr.Zero };
}
[WinFormsTheory]
[MemberData(nameof(WndProc_ContextMenuWithContextMenuStripWithHandle_TestData))]
public void WebBrowser_WndProc_InvokeContextMenuWithContextMenuStripWithHandle_Success(Size size, IntPtr lParam, IntPtr expectedResult)
{
using ContextMenuStrip menu = new();
using SubWebBrowser control = new()
{
ContextMenuStrip = menu,
Size = size
};
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
((Control)control).StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Message m = new()
{
Msg = (int)PInvokeCore.WM_CONTEXTMENU,
LParam = lParam,
Result = 250
};
control.WndProc(ref m);
Assert.Equal(expectedResult, m.Result);
Assert.False(menu.Visible);
Assert.Equal(expectedResult == 250, menu.SourceControl == control);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
private static TempFile CreateTempFile(string html)
{
byte[] data = Encoding.UTF8.GetBytes(html);
return TempFile.Create(data);
}
private class PrivateClass
{
}
// This class must be ComVisible because WebBrowser scripting requires IDispatch and ITypeInfo support.
[ComVisible(true)]
[ClassInterface(ClassInterfaceType.AutoDispatch)]
public class CustomScriptingObject
{
}
private class SubWebBrowser : WebBrowser
{
public new bool CanEnableIme => base.CanEnableIme;
public new bool CanRaiseEvents => base.CanRaiseEvents;
public new CreateParams CreateParams => base.CreateParams;
public new Cursor DefaultCursor => base.DefaultCursor;
public new ImeMode DefaultImeMode => base.DefaultImeMode;
public new Padding DefaultMargin => base.DefaultMargin;
public new Size DefaultMaximumSize => base.DefaultMaximumSize;
public new Size DefaultMinimumSize => base.DefaultMinimumSize;
public new Padding DefaultPadding => base.DefaultPadding;
public new Size DefaultSize => base.DefaultSize;
public new bool DesignMode => base.DesignMode;
public new bool DoubleBuffered
{
get => base.DoubleBuffered;
set => base.DoubleBuffered = value;
}
public new EventHandlerList Events => base.Events;
public new int FontHeight
{
get => base.FontHeight;
set => base.FontHeight = value;
}
public new ImeMode ImeModeBase
{
get => base.ImeModeBase;
set => base.ImeModeBase = value;
}
public new bool ResizeRedraw
{
get => base.ResizeRedraw;
set => base.ResizeRedraw = value;
}
public new void AttachInterfaces(object nativeActiveXObject) => base.AttachInterfaces(nativeActiveXObject);
public new void CreateSink() => base.CreateSink();
public new WebBrowserSiteBase CreateWebBrowserSiteBase() => base.CreateWebBrowserSiteBase();
public new void DetachInterfaces() => base.DetachInterfaces();
public new void DetachSink() => base.DetachSink();
public new void Dispose(bool disposing) => base.Dispose(disposing);
public new AutoSizeMode GetAutoSizeMode() => base.GetAutoSizeMode();
public new bool GetStyle(ControlStyles flag) => base.GetStyle(flag);
public new void OnCanGoBackChanged(EventArgs e) => base.OnCanGoBackChanged(e);
public new void OnCanGoForwardChanged(EventArgs e) => base.OnCanGoForwardChanged(e);
public new void OnDocumentCompleted(WebBrowserDocumentCompletedEventArgs e) => base.OnDocumentCompleted(e);
public new void OnDocumentTitleChanged(EventArgs e) => base.OnDocumentTitleChanged(e);
public new void OnEncryptionLevelChanged(EventArgs e) => base.OnEncryptionLevelChanged(e);
public new void OnFileDownload(EventArgs e) => base.OnFileDownload(e);
public new void OnNavigated(WebBrowserNavigatedEventArgs e) => base.OnNavigated(e);
public new void OnNavigating(WebBrowserNavigatingEventArgs e) => base.OnNavigating(e);
public new void OnNewWindow(CancelEventArgs e) => base.OnNewWindow(e);
public new void OnProgressChanged(WebBrowserProgressChangedEventArgs e) => base.OnProgressChanged(e);
public new void OnStatusTextChanged(EventArgs e) => base.OnStatusTextChanged(e);
public new void WndProc(ref Message m) => base.WndProc(ref m);
}
[WinFormsFact]
public void WebBrowser_NavigateToFileFolder()
{
using Form form = new();
using WebBrowser browser = new()
{
Dock = DockStyle.Fill
};
string navigated = null;
browser.Navigated += (sender, e) =>
{
navigated = browser.Url.ToString();
form.Close();
};
form.Controls.Add(browser);
form.Load += (sender, e) =>
{
browser.Navigate(@"file://C:/");
};
form.Show();
navigated.Should().Be(@"file:///C:/");
}
}
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