aspnetcore/test/Identity.FunctionalTests/Extensions/HtmlAssert.cs

59 lines
2.0 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Linq;
using AngleSharp.Dom;
using AngleSharp.Dom.Html;
using AngleSharp.Parser.Html;
using Xunit;
namespace Microsoft.AspNetCore.Identity.FunctionalTests
{
public class HtmlAssert
{
public static IHtmlFormElement HasForm(IHtmlDocument document)
{
var form = Assert.Single(document.QuerySelectorAll("form"));
return Assert.IsAssignableFrom<IHtmlFormElement>(form);
}
public static IHtmlAnchorElement HasLink(string selector, IHtmlDocument document)
{
var element = Assert.Single(document.QuerySelectorAll(selector));
return Assert.IsAssignableFrom<IHtmlAnchorElement>(element);
}
internal static IEnumerable<IHtmlElement> HasElements(string selector, IHtmlDocument document)
{
var elements = document
.QuerySelectorAll(selector)
.OfType<IHtmlElement>()
.ToArray();
Assert.NotEmpty(elements);
return elements;
}
public static IHtmlElement HasElement(string selector, IParentNode document)
{
var element = Assert.Single(document.QuerySelectorAll(selector));
return Assert.IsAssignableFrom<IHtmlElement>(element);
}
public static IHtmlFormElement HasForm(string selector, IParentNode document)
{
var form = Assert.Single(document.QuerySelectorAll(selector));
return Assert.IsAssignableFrom<IHtmlFormElement>(form);
}
internal static IHtmlHtmlElement IsHtmlFragment(string htmlMessage)
{
var synteticNode = $"<div>{htmlMessage}</div>";
var fragment = Assert.Single(new HtmlParser().ParseFragment(htmlMessage, context: null));
return Assert.IsAssignableFrom<IHtmlHtmlElement>(fragment);
}
}
}