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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.Design;
using System.Windows.Forms.TestUtilities;
namespace System.Windows.Forms.Design.Tests;
public class FileNameEditorTests
{
[Fact]
public void FileNameEditor_Ctor_Default()
{
FileNameEditor editor = new();
Assert.False(editor.IsDropDownResizable);
}
[Theory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetEditValueInvalidProviderTestData))]
public void FileNameEditor_EditValue_InvalidProvider_ReturnsValue(IServiceProvider provider, object value)
{
FileNameEditor editor = new();
Assert.Same(value, editor.EditValue(null, provider, value));
}
[Theory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetITypeDescriptorContextTestData))]
public void FileNameEditor_GetEditStyle_Invoke_ReturnsModal(ITypeDescriptorContext context)
{
FileNameEditor editor = new();
Assert.Equal(UITypeEditorEditStyle.Modal, editor.GetEditStyle(context));
}
[Theory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetITypeDescriptorContextTestData))]
public void FileNameEditor_GetPaintValueSupported_Invoke_ReturnsFalse(ITypeDescriptorContext context)
{
FileNameEditor editor = new();
Assert.False(editor.GetPaintValueSupported(context));
}
[Fact]
public void FileNameEditor_InitializeDialog_Invoke_Success()
{
SubFileNameEditor editor = new();
using OpenFileDialog openFileDialog = new();
editor.InitializeDialog(openFileDialog);
Assert.Equal("All Files(*.*)|*.*", openFileDialog.Filter);
Assert.Equal("Open File", openFileDialog.Title);
}
[Fact]
public void FileNameEditor_InitializeDialog_NullOpenFileDialog_ThrowsArgumentNullException()
{
SubFileNameEditor editor = new();
Assert.Throws<ArgumentNullException>("openFileDialog", () => editor.InitializeDialog(null));
}
private class SubFileNameEditor : FileNameEditor
{
public new void InitializeDialog(OpenFileDialog openFileDialog) => base.InitializeDialog(openFileDialog);
}
}
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