Exception: The render handle is not yet assigned. #1033

@namespace UnitTestGrid.Components

@inherits ComponentBase

<div>

    <h3>Test Component</h3>
    
    <button id="TheButton" @onclick="() => InvokeEventCallback()"></button>

</div>

@code{

    [Parameter]
    public bool IsClicked { get; set; } = false;

    [Parameter]
    public EventCallback<bool> IsClickedChanged { get; set; }



    public async Task InvokeEventCallback()
    {
        await IsClickedChanged.InvokeAsync(true);
    }
}

@using System
@using System.Collections.Generic
@using Bunit
@using UnitTestGrid.Components

@namespace TestProject1

@attribute [TestClass]

@code{

    public bool IsClicked { get; set; } = false;


    [TestMethod]
    public void TestMethod1()
    {
        using var ctx = new Bunit.TestContext();

        var cut = ctx.Render<TestComponent>(
            @<TestComponent 
                @bind-IsClicked="@IsClicked">
            
            </TestComponent>
        );

        cut.Find("#TheButton").Click();

        Assert.AreEqual(true, cut.Instance.IsClicked);

    }

    [TestMethod]
    public void TestMethod2()
    {
        using var ctx = new Bunit.TestContext();

        var cut = ctx.Render<TestComponent>(@<TestComponentWrapper></TestComponentWrapper>);

        cut.Find("#TheButton").Click();

        Assert.AreEqual(true, cut.Instance.IsClicked);
    }
}

@using UnitTestGrid.Components
@using System
@using Bunit

<TestComponent 
    @bind-IsClicked="@IsClickedWrapper">
            
</TestComponent>


@code{

    public bool IsClickedWrapper { get; set; } = false;

}