// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
#nullable enable
 
using static System.Windows.Forms.TestUtilities.DataObjectTestHelpers;
 
namespace System.Windows.Forms.Tests;
 
// Each registered Clipboard format is an OS singleton,
// and we should not run this test at the same time as other tests using the same format.
[Collection("Sequential")]
[UISettings(MaxAttempts = 3)] // Try up to 3 times before failing.
public class ClipboardComTests
{
    [WinFormsFact]
    public void Clipboard_SetText_InvokeString_GetReturnsExpected()
    {
        Clipboard.SetText("text");
 
        Clipboard.GetText().Should().Be("text");
        Clipboard.ContainsText().Should().BeTrue();
    }
 
    [WinFormsFact]
    public void Clipboard_SetDataAsJson_ReturnsExpected()
    {
        SimpleTestData testData = new() { X = 1, Y = 1 };
 
        using BinaryFormatterScope scope = new(enable: false);
        Clipboard.SetDataAsJson("testData", testData);
        ITypedDataObject dataObject = Clipboard.GetDataObject().Should().BeAssignableTo<ITypedDataObject>().Subject;
        dataObject.GetDataPresent("testData").Should().BeTrue();
        dataObject.TryGetData("testData", out SimpleTestData deserialized).Should().BeTrue();
        deserialized.Should().BeEquivalentTo(testData);
    }
 
    [WinFormsTheory]
    [BoolData]
    public void Clipboard_SetDataObject_WithJson_ReturnsExpected(bool copy)
    {
        SimpleTestData testData = new() { X = 1, Y = 1 };
 
        using BinaryFormatterScope scope = new(enable: false);
        DataObject dataObject = new();
        dataObject.SetDataAsJson("testData", testData);
 
        Clipboard.SetDataObject(dataObject, copy);
        ITypedDataObject returnedDataObject = Clipboard.GetDataObject().Should().BeAssignableTo<ITypedDataObject>().Subject;
        returnedDataObject.TryGetData("testData", out SimpleTestData deserialized).Should().BeTrue();
        deserialized.Should().BeEquivalentTo(testData);
    }
}