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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.Reflection;
using Microsoft.AspNetCore.Html;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc.Abstractions;
using Microsoft.AspNetCore.Mvc.ModelBinding;
using Microsoft.AspNetCore.Mvc.Rendering;
using Microsoft.AspNetCore.Mvc.ViewComponents;
using Microsoft.AspNetCore.Mvc.ViewEngines;
using Microsoft.AspNetCore.Mvc.ViewFeatures;
using Microsoft.AspNetCore.Routing;
using Microsoft.Extensions.WebEncoders.Testing;
using Moq;
namespace Microsoft.AspNetCore.Mvc;
public class HtmlContentViewComponentResultTest
{
[Fact]
public void Execute_WritesData_PreEncoded()
{
// Arrange
var buffer = new MemoryStream();
var viewComponentContext = GetViewComponentContext(Mock.Of<IView>(), buffer);
var result = new HtmlContentViewComponentResult(new HtmlString("<Test />"));
// Act
result.Execute(viewComponentContext);
buffer.Position = 0;
// Assert
Assert.Equal("<Test />", new StreamReader(buffer).ReadToEnd());
}
private static ViewComponentContext GetViewComponentContext(IView view, Stream stream)
{
var actionContext = new ActionContext(new DefaultHttpContext(), new RouteData(), new ActionDescriptor());
var viewData = new ViewDataDictionary(new EmptyModelMetadataProvider());
var viewContext = new ViewContext(
actionContext,
view,
viewData,
new TempDataDictionary(actionContext.HttpContext, Mock.Of<ITempDataProvider>()),
TextWriter.Null,
new HtmlHelperOptions());
var writer = new StreamWriter(stream) { AutoFlush = true };
var viewComponentDescriptor = new ViewComponentDescriptor()
{
TypeInfo = typeof(object).GetTypeInfo(),
};
var viewComponentContext = new ViewComponentContext(
viewComponentDescriptor,
new Dictionary<string, object>(),
new HtmlTestEncoder(),
viewContext,
writer);
return viewComponentContext;
}
}
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